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NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a1.4350.7490.0.0.0.2.128
less than 10 years ago32.151.8310.0.0.0.33.94
11-20 years ago6.2161.4350.0.0.0.7.614
21-30 years ago1.3370.5580.0.0.0.1.831
31-40 years ago0.4710.6580.0.0.0.0.944
41-50 years ago0.21000.4710.0.0.0.0.558
over 50 years ago0.4710.4710.0.0.0.0.750
total41.935.7170.0.0.0.47.62
AIn/a0.11000.21000.0.0.21000.557
less than 10 years ago1.0370.4560.21000.0.1.627
11-20 years ago0.6480.6480.21000.21001.629
21-30 years ago0.11000.3710.5580.0.0.939
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.21000.21000.471
over 50 years ago0.0.0.0.0.21000.0.0.2100
total1.9241.5271.2360.5575.09
ARn/a0.0.0.5600.0.0.0.0.560
less than 10 years ago1.7311.9260.5590.0.4.116
11-20 years ago0.4741.3330.5580.0.2.226
21-30 years ago0.5600.4740.0.0.0.0.945
31-40 years ago0.0.0.11000.0.0.0.0.1100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.11000.21000.0.0.474
total2.5234.3141.3380.0.8.16
BEn/a4.3204.9191.3380.55811.012
less than 10 years ago44.6636.164.5200.55785.73
11-20 years ago16.81018.092.3270.94538.06
21-30 years ago3.4238.1141.7310.47113.511
31-40 years ago0.3714.8191.4350.21006.816
41-50 years ago0.4711.6331.1410.0.3.024
over 50 years ago0.7505.2182.5270.9459.314
total70.6478.7414.8103.423167.41
BL/BSn/a0.4710.21000.0.0.0.0.657
less than 10 years ago9.4111.0400.0.0.0.10.410
11-20 years ago3.9202.2270.21000.0.6.415
21-30 years ago0.9450.31000.0.0.0.1.241
31-40 years ago0.3710.9500.0.0.0.1.241
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.31000.0.0.0.0.0.0.3100
total15.474.6190.21000.0.20.23
FRn/a0.8511.6330.3700.21002.825
less than 10 years ago9.5138.3142.2280.0.20.07
11-20 years ago4.5204.1200.0.0.21008.813
21-30 years ago2.1292.3270.5570.0.4.818
31-40 years ago0.4721.2380.21000.0.1.832
41-50 years ago0.5710.3710.6580.0.1.438
over 50 years ago0.4721.1410.6580.21002.229
total18.0819.084.3200.55841.73
GEn/a0.8530.0.0.0.0.0.0.853
less than 10 years ago0.5680.31000.0.0.0.0.853
11-20 years ago0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.0.0.31000.0.0.0.0.3100
31-40 years ago0.0.0.31000.0.0.0.0.3100
41-50 years ago0.0.0.5680.0.0.31000.853
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total1.3371.3370.0.0.31002.815
GLn/a0.21000.7500.21000.21001.237
less than 10 years ago1.8292.1281.2330.6495.815
11-20 years ago0.5572.0270.4720.7503.619
21-30 years ago0.0.0.3710.6570.4711.338
31-40 years ago0.21000.3690.5580.4721.435
41-50 years ago0.0.0.3690.21000.0.0.558
over 50 years ago0.21001.0400.21000.4721.731
total2.8236.8133.2212.62515.56
GRn/a2.4275.3184.0213.02414.810
less than 10 years ago11.41220.1910.3136.01747.95
11-20 years ago6.31615.0106.6163.72231.67
21-30 years ago2.3285.9173.1233.12314.411
31-40 years ago1.4355.0192.6263.52212.411
41-50 years ago0.9453.0242.2292.7258.814
over 50 years ago2.0309.3138.51412.81132.67
total26.6863.6437.4634.86162.52
JUn/a1.2371.2370.0.0.0.2.426
less than 10 years ago8.1135.4170.21000.0.13.89
11-20 years ago5.1175.0170.11000.0.10.211
21-30 years ago1.4352.0280.0.0.0.3.522
31-40 years ago0.4710.9440.21000.0.1.435
41-50 years ago0.21000.3710.11000.0.0.750
over 50 years ago0.5570.9450.0.0.0.1.435
total16.9815.880.6490.0.33.32
LUn/a1.0401.5330.4710.0.2.923
less than 10 years ago8.91210.9110.4710.0.20.17
11-20 years ago3.8217.4140.6570.0.11.811
21-30 years ago1.6332.1280.4720.0.4.120
31-40 years ago0.21000.3710.0.0.21000.750
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.1.1410.6570.21001.931
total15.4923.362.3280.47141.42
NEn/a0.7500.5580.0.0.0.1.238
less than 10 years ago9.7119.6110.3710.210019.86
11-20 years ago2.0282.6260.0.0.0.4.618
21-30 years ago0.4710.9450.0.0.0.1.338
31-40 years ago0.0.0.3710.0.0.0.0.371
41-50 years ago0.0.0.4720.0.0.0.0.472
over 50 years ago0.21000.11000.0.0.0.0.371
total12.9814.680.3710.210027.93
NWn/a0.0.0.6570.0.0.0.0.657
less than 10 years ago2.2281.8310.21000.0.4.317
11-20 years ago0.6590.21000.21000.21001.339
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.4530.0.0.0.0.453
over 50 years ago0.11000.4710.5710.5681.536
total3.0233.5200.9480.7548.17
OWn/a0.0.1.3370.5570.4712.228
less than 10 years ago2.8242.9240.3720.5586.514
11-20 years ago1.2381.7310.7440.0.3.620
21-30 years ago0.0.1.4340.3720.0.1.831
31-40 years ago0.21000.6580.21000.4711.337
41-50 years ago0.0.0.4710.6580.0.0.944
over 50 years ago0.0.0.6502.3260.21003.122
total4.2198.9115.0171.43519.43
SGn/a1.0402.4260.3710.3714.120
less than 10 years ago9.91211.6121.3380.47123.27
11-20 years ago5.4175.9171.6330.55813.510
21-30 years ago1.3381.4351.1410.4714.121
31-40 years ago0.5581.0410.8500.0.2.328
41-50 years ago0.5580.9450.5580.3712.328
over 50 years ago0.9452.6261.4370.21005.118
total19.4825.877.2152.22954.63
SHn/a0.6570.0.0.0.0.0.0.657
less than 10 years ago7.0110.6560.0.0.0.7.610
11-20 years ago3.2210.4700.0.0.0.3.620
21-30 years ago0.21000.0.0.0.0.0.0.2100
31-40 years ago0.21000.0.0.0.0.0.0.2100
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total11.441.0420.0.0.0.12.42
SOn/a1.5330.7510.0.0.0.2.227
less than 10 years ago17.072.3270.0.0.0.19.36
11-20 years ago4.4193.2220.0.0.0.7.614
21-30 years ago0.6490.6500.0.0.0.1.334
31-40 years ago0.6590.4710.21000.0.1.241
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.0.0.7500.0.0.0.0.750
total24.357.9130.21000.0.32.52
SZn/a0.5581.4350.7500.0.2.625
less than 10 years ago4.0205.5171.3350.110011.010
11-20 years ago1.7333.1230.8440.0.5.617
21-30 years ago0.6570.8441.0410.21002.625
31-40 years ago0.6571.6330.11000.0.2.327
41-50 years ago0.0.0.9450.7500.0.1.533
over 50 years ago0.21001.8310.3710.11002.426
total7.61315.184.8170.55828.04
TGn/a0.5490.0.0.0.0.0.0.549
less than 10 years ago10.492.9240.0.0.0.13.37
11-20 years ago4.3180.7570.0.0.0.5.016
21-30 years ago0.7530.0.0.0.0.0.0.753
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.11000.0.0.0.0.373
total16.053.6210.0.0.0.19.73
TIn/a1.1412.7261.9304.61910.313
less than 10 years ago4.1213.7222.5271.73112.012
11-20 years ago2.6274.6201.9321.83210.813
21-30 years ago0.5585.1192.3281.4359.413
31-40 years ago1.7324.2211.7312.42610.013
41-50 years ago1.4355.7173.6223.52214.311
over 50 years ago3.1248.8149.21421.7842.85
total14.51134.8623.2837.16109.62
URn/a0.0.0.9441.0400.21002.028
less than 10 years ago1.0402.6241.4340.7505.614
11-20 years ago0.3710.21000.6500.5571.630
21-30 years ago0.0.0.9440.8440.5572.226
31-40 years ago0.0.0.0.0.5570.0.0.557
41-50 years ago0.0.0.0.0.0.0.5580.558
over 50 years ago0.3711.4340.5560.7492.823
total1.7295.9144.8163.02215.45
VDn/a2.3274.4190.4710.21007.215
less than 10 years ago23.7819.092.0300.47145.05
11-20 years ago7.2159.5131.0410.0.17.79
21-30 years ago4.0204.8191.4350.210010.412
31-40 years ago1.4351.9300.7500.0.4.021
41-50 years ago0.7501.5330.5580.0.2.825
over 50 years ago1.7313.8211.5330.0.7.115
total41.0545.057.5150.75094.22
VSn/a2.6266.6161.7310.55811.512
less than 10 years ago10.6128.4143.3230.0.22.38
11-20 years ago5.9176.5161.2380.55814.210
21-30 years ago2.9247.3152.3280.94513.411
31-40 years ago2.3285.9173.8210.210012.211
41-50 years ago1.5335.0181.6330.9459.013
over 50 years ago3.22311.9126.6162.32824.08
total29.0751.6520.595.318106.52
ZGn/a0.0.0.21000.0.0.0.0.2100
less than 10 years ago2.3211.6280.0.0.0.3.913
11-20 years ago0.4710.6500.0.0.0.1.039
21-30 years ago0.0.0.3680.0.0.0.0.368
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.7192.9180.0.0.0.5.76
ZHn/a1.8310.9440.0.0.0.2.725
less than 10 years ago30.754.8180.4710.0.35.94
11-20 years ago6.0161.4350.21000.0.7.714
21-30 years ago1.1401.1400.0.0.0.2.128
31-40 years ago0.4700.3710.0.0.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.21000.0.0.0.0.370
total40.238.7130.5580.0.49.41
Switzerlandn/a25.0839.4712.61210.21387.24
less than 10 years ago264.42165.7332.5711.212473.81
11-20 years ago93.2497.7419.299.314219.43
21-30 years ago25.8847.2616.0107.31596.34
31-40 years ago11.31230.5813.0127.11662.05
41-50 years ago6.91621.7911.8128.41448.86
over 50 years ago14.51151.8635.1740.06141.43
total441.11454.02140.3393.541128.91
© WSL, Swiss National Forest Inventory, 21.06.2020 #816971/283302
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago32.651.8330.0.0.0.34.44
11-20 years ago6.7161.6350.0.0.0.8.214
21-30 years ago1.4370.6580.0.0.0.2.031
31-40 years ago0.4710.4710.0.0.0.0.850
41-50 years ago0.21000.4710.0.0.0.0.658
over 50 years ago0.21000.4710.0.0.0.0.658
total41.535.2180.0.0.0.46.72
AIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.0410.3670.21000.0.1.531
11-20 years ago0.8480.7490.21000.21001.927
21-30 years ago0.21000.4720.6580.0.1.139
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.21000.21000.471
over 50 years ago0.0.0.0.0.21000.0.0.2100
total1.9261.4311.4360.4715.19
ARn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.7321.7300.6590.0.4.117
11-20 years ago0.4731.5320.6580.0.2.525
21-30 years ago0.6590.4730.0.0.0.1.044
31-40 years ago0.0.0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.31000.0.0.473
total2.7234.0161.4370.0.8.16
BEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago44.7635.174.6210.65785.04
11-20 years ago18.61019.6102.6271.04541.86
21-30 years ago3.8238.9152.0310.47115.011
31-40 years ago0.4715.0201.2410.21006.817
41-50 years ago0.4711.6351.2410.0.3.225
over 50 years ago0.8505.4192.2300.8509.214
total68.8475.7413.7123.026161.11
BL/BSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago8.1131.2400.0.0.0.9.212
11-20 years ago4.4202.5270.21000.0.7.114
21-30 years ago1.1450.31000.0.0.0.1.341
31-40 years ago0.4710.9500.0.0.0.1.341
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.31000.0.0.0.0.0.0.3100
total14.474.9190.21000.0.19.64
FRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago9.6137.5152.2290.0.19.38
11-20 years ago4.8204.6200.0.0.21009.613
21-30 years ago2.4292.4290.5570.0.5.218
31-40 years ago0.5721.3380.21000.0.2.032
41-50 years ago0.5710.4710.4710.0.1.341
over 50 years ago0.4721.1450.6580.21002.330
total18.1817.394.0220.47139.73
GEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.8660.41000.0.0.0.1.250
11-20 years ago0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.0.0.41000.0.0.0.0.4100
31-40 years ago0.0.0.41000.0.0.0.0.4100
41-50 years ago0.0.0.8660.0.0.41001.250
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total0.8662.0320.0.0.41003.113
GLn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.7331.7330.9430.4704.718
11-20 years ago0.5572.3260.4710.8504.019
21-30 years ago0.0.0.4710.6570.4711.437
31-40 years ago0.21000.4690.6570.4711.634
41-50 years ago0.0.0.4690.21000.0.0.657
over 50 years ago0.21000.9440.21000.21001.534
total2.7256.0142.9242.22913.87
GRn/a0.21000.0.0.0.0.21000.471
less than 10 years ago11.51318.8109.3145.31944.96
11-20 years ago6.51715.8116.3173.82332.47
21-30 years ago2.4295.9183.1253.32414.711
31-40 years ago1.5355.4192.4293.32412.612
41-50 years ago0.8503.4242.0322.9269.214
over 50 years ago2.0319.8147.51611.01330.37
total25.0859.1530.6729.87144.52
JUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.9145.9170.21000.0.13.910
11-20 years ago5.7175.4170.21000.0.11.311
21-30 years ago1.6342.3280.0.0.0.3.921
31-40 years ago0.4711.0440.21000.0.1.635
41-50 years ago0.21000.4710.21000.0.0.850
over 50 years ago0.4701.0440.0.0.0.1.437
total16.1816.080.7490.0.32.83
LUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago8.91310.5120.4710.0.19.87
11-20 years ago4.3208.1140.7570.0.13.010
21-30 years ago1.6352.4280.21000.0.4.221
31-40 years ago0.21000.4710.0.0.21000.850
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.1.0450.21000.21001.537
total15.0922.471.5360.47139.43
NEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.0119.3120.3710.210019.86
11-20 years ago2.2282.7270.0.0.0.5.019
21-30 years ago0.4710.8510.0.0.0.1.341
31-40 years ago0.0.0.4710.0.0.0.0.471
41-50 years ago0.0.0.5720.0.0.0.0.572
over 50 years ago0.21000.21000.0.0.0.0.472
total12.9913.890.3710.210027.33
NWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.1311.8330.31000.0.4.219
11-20 years ago0.7590.0.0.31000.31001.243
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.5520.0.0.0.0.552
over 50 years ago0.21000.31000.5710.31001.243
total3.0242.6251.1480.5687.29
OWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.9252.9250.3720.5596.714
11-20 years ago1.3381.9310.8450.0.4.119
21-30 years ago0.0.1.6340.3720.0.2.031
31-40 years ago0.21000.4710.21000.21001.144
41-50 years ago0.0.0.4710.7570.0.1.144
over 50 years ago0.0.0.5592.5260.21003.223
total4.4197.8135.0180.94518.14
SGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago9.01410.7131.0450.57121.28
11-20 years ago6.1176.0171.6350.65814.310
21-30 years ago1.4380.9441.0450.4713.823
31-40 years ago0.5581.2411.0490.0.2.728
41-50 years ago0.5581.1450.6580.4712.627
over 50 years ago0.6582.1311.4400.0.4.222
total18.3922.086.7171.93348.84
SHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.0120.7560.0.0.0.7.711
11-20 years ago3.5210.5700.0.0.0.4.019
21-30 years ago0.21000.0.0.0.0.0.0.2100
31-40 years ago0.21000.0.0.0.0.0.0.2100
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total11.151.2420.0.0.0.12.33
SOn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago17.082.5280.0.0.0.19.57
11-20 years ago4.9193.7220.0.0.0.8.514
21-30 years ago0.7490.5580.0.0.0.1.236
31-40 years ago0.7590.4720.21000.0.1.341
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.0.0.8500.0.0.0.0.850
total23.557.9140.21000.0.31.62
SZn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.7225.5171.3380.210010.711
11-20 years ago1.9323.1250.9440.0.5.817
21-30 years ago0.6571.0440.9440.21002.726
31-40 years ago0.4681.6350.21000.0.2.229
41-50 years ago0.0.0.8500.8500.0.1.634
over 50 years ago0.21001.8330.4710.21002.527
total6.81513.794.4180.55725.54
TGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.392.9240.0.0.0.13.27
11-20 years ago4.6170.7570.0.0.0.5.316
21-30 years ago0.7520.0.0.0.0.0.0.752
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.11000.0.0.0.0.372
total15.963.7210.0.0.0.19.63
TIn/a0.0.0.0.0.21000.0.0.2100
less than 10 years ago3.7232.7282.0321.63510.014
11-20 years ago2.5294.1221.9331.4389.914
21-30 years ago0.6585.8182.4291.24110.014
31-40 years ago1.7334.6212.0312.72611.013
41-50 years ago1.6356.4173.5243.52315.011
over 50 years ago3.4249.1159.31422.0943.76
total13.61232.7721.2932.4799.92
URn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.2401.7321.6340.21004.718
11-20 years ago0.4710.21000.7500.6571.930
21-30 years ago0.0.1.0440.8490.4692.228
31-40 years ago0.0.0.0.0.6560.0.0.656
41-50 years ago0.0.0.0.0.0.0.6580.658
over 50 years ago0.4711.6340.3700.6582.924
total2.0294.6184.0202.32812.96
VDn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago22.7818.691.8330.47143.65
11-20 years ago7.61610.5131.2410.0.19.39
21-30 years ago4.4205.5191.6350.210011.812
31-40 years ago1.4381.9310.4700.0.3.723
41-50 years ago0.8501.6350.4700.0.2.726
over 50 years ago1.4383.6231.6350.0.6.517
total38.4641.756.9160.65887.72
VSn/a0.21000.21000.0.0.0.0.471
less than 10 years ago9.9138.1153.0260.0.21.09
11-20 years ago6.1186.1171.2410.65814.011
21-30 years ago3.1257.3162.6281.04514.011
31-40 years ago2.6286.6173.9220.210013.411
41-50 years ago1.7335.6181.8330.6589.714
over 50 years ago3.52313.1127.5162.62826.68
total27.1747.0519.995.02099.02
ZGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.3231.5320.0.0.0.3.815
11-20 years ago0.4710.6590.0.0.0.1.044
21-30 years ago0.0.0.4670.0.0.0.0.467
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.8202.6220.0.0.0.5.48
ZHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago31.254.8200.21000.0.36.24
11-20 years ago7.0161.7350.21000.0.8.814
21-30 years ago1.3401.3400.0.0.0.2.628
31-40 years ago0.4700.4720.0.0.0.0.850
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.21000.0.0.0.0.470
total40.138.3140.4700.0.48.82
Switzerlandn/a0.4710.21000.21000.21000.945
less than 10 years ago261.72158.7330.489.714460.52
11-20 years ago101.84103.9420.0109.515235.23
21-30 years ago28.4850.2616.7117.516102.84
31-40 years ago12.31332.9813.0127.31665.55
41-50 years ago7.61624.2911.9138.61552.36
over 50 years ago14.61253.2634.7738.27140.63
total426.62423.42127.0480.951057.81
© WSL, Swiss National Forest Inventory, 21.06.2020 #816972/283303
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago34.343.2240.0.0.0.37.54
11-20 years ago4.4200.4710.0.0.0.4.819
21-30 years ago1.2400.6580.0.0.0.1.832
31-40 years ago1.2400.21000.0.0.0.1.437
41-50 years ago0.21000.4710.0.0.0.0.658
over 50 years ago0.21000.4710.0.0.0.0.658
total41.535.2180.0.0.0.46.72
AIless than 10 years ago1.6300.3670.21000.0.2.126
11-20 years ago0.4720.3670.21000.0.0.942
21-30 years ago0.0.0.4680.4710.21001.041
31-40 years ago0.0.0.4720.4720.0.0.749
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.21000.21000.471
total1.9261.4311.4360.4715.19
ARless than 10 years ago2.1271.3330.7580.0.4.017
11-20 years ago0.7501.3370.21000.0.2.127
21-30 years ago0.0.1.2380.4720.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.21000.0.0.0.0.2100
over 50 years ago0.0.0.0.0.31000.0.0.3100
total2.7234.0161.4370.0.8.16
BEless than 10 years ago52.0534.772.6280.85090.13
11-20 years ago12.01312.7122.2300.47127.28
21-30 years ago6.5179.2141.6350.47117.710
31-40 years ago2.0325.1192.1300.21009.414
41-50 years ago0.21004.0221.0450.0.5.219
over 50 years ago1.4386.4173.0260.65811.413
total74.0472.2412.5122.429161.11
BL/BSless than 10 years ago8.9122.0330.0.0.0.10.910
11-20 years ago2.0331.4370.0.0.0.3.423
21-30 years ago1.6341.2400.21000.0.3.124
31-40 years ago0.7570.0.0.0.0.0.0.757
41-50 years ago0.21000.8570.0.0.0.0.950
over 50 years ago0.5710.0.0.0.0.0.0.571
total13.985.4180.21000.0.19.64
FRless than 10 years ago13.8109.3141.3400.0.24.46
11-20 years ago2.6272.0310.6580.0.5.218
21-30 years ago1.6351.5350.21000.0.3.324
31-40 years ago0.5571.5350.21000.0.2.228
41-50 years ago0.9500.7490.21000.21001.931
over 50 years ago0.31001.7360.8490.0.2.827
total19.7816.693.2240.210039.73
GEless than 10 years ago0.41001.2500.0.0.41002.032
11-20 years ago0.41000.41000.0.0.0.0.866
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.41000.0.0.0.0.4100
total0.8662.0320.0.0.41003.113
GLless than 10 years ago1.7332.2280.9440.4715.317
11-20 years ago0.9440.6570.4710.21002.129
21-30 years ago0.4691.1390.5690.4712.326
31-40 years ago0.0.0.4710.21000.6581.240
41-50 years ago0.21000.4710.4690.4711.337
over 50 years ago0.0.1.1400.21000.21001.535
total3.3235.8142.5262.22913.87
GRless than 10 years ago12.11218.1105.7183.32439.36
11-20 years ago8.41512.1126.3172.32929.08
21-30 years ago2.1308.6153.8224.22218.810
31-40 years ago1.4384.5203.1252.13011.113
41-50 years ago1.0452.9260.9451.5356.417
over 50 years ago3.02613.2129.71414.01139.96
total28.0859.5529.6827.48144.52
JUless than 10 years ago10.2128.1140.0.0.0.18.37
11-20 years ago2.8261.9310.0.0.0.4.719
21-30 years ago3.1242.9250.21000.0.6.216
31-40 years ago0.8491.3370.0.0.0.2.129
41-50 years ago0.0.0.4700.21000.0.0.657
over 50 years ago0.21000.6570.21000.0.0.944
total17.1815.290.5560.0.32.83
LUless than 10 years ago10.51211.4120.4710.0.22.27
11-20 years ago2.1294.6200.21000.0.6.916
21-30 years ago2.2302.8260.5690.0.5.518
31-40 years ago0.8501.6350.21000.0.2.727
41-50 years ago0.0.0.4710.21000.0.0.658
over 50 years ago0.0.1.0450.4710.0.1.537
total15.6921.872.0320.0.39.43
NEless than 10 years ago10.4119.2120.3710.0.19.96
11-20 years ago2.3281.7330.0.0.21004.220
21-30 years ago0.5582.0330.0.0.0.2.529
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.6600.0.0.0.0.660
total13.3913.590.3710.210027.33
NWless than 10 years ago1.6361.1440.0.0.0.2.726
11-20 years ago1.0491.0490.5680.31002.726
21-30 years ago0.31000.0.0.31000.0.0.567
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.6570.5710.0.1.339
total3.0242.6251.3420.31007.29
OWless than 10 years ago3.2234.7181.0410.21009.211
11-20 years ago0.8490.8490.3720.0.1.930
21-30 years ago0.11000.5590.4720.0.1.041
31-40 years ago0.0.0.8500.5580.0.1.438
41-50 years ago0.21000.5710.0.0.21000.949
over 50 years ago0.0.0.5593.0250.21003.722
total4.4197.9135.2170.65818.14
SGless than 10 years ago11.81210.4131.7350.65824.57
11-20 years ago3.5235.4190.6580.21009.613
21-30 years ago1.9312.5270.21000.21004.819
31-40 years ago0.8501.0450.9500.4713.126
41-50 years ago0.21000.8500.5710.0.1.538
over 50 years ago0.5582.1322.0330.6585.319
total18.7922.185.9182.13248.84
SHless than 10 years ago6.9120.9480.0.0.0.7.810
11-20 years ago3.0220.0.0.0.0.0.3.022
21-30 years ago0.8490.21000.0.0.0.1.044
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.151.2420.0.0.0.12.33
SOless than 10 years ago15.493.4220.0.0.0.18.87
11-20 years ago4.7191.5350.0.0.0.6.216
21-30 years ago1.9331.9330.0.0.0.3.823
31-40 years ago0.7580.21000.0.0.0.0.851
41-50 years ago0.4720.4720.21000.0.1.145
over 50 years ago0.21000.6590.0.0.0.0.851
total23.358.0140.21000.0.31.62
SZless than 10 years ago4.1216.2161.3370.0.11.611
11-20 years ago1.0452.3290.4710.21003.822
21-30 years ago1.2401.1440.5580.21003.025
31-40 years ago0.4690.8500.7500.0.2.031
41-50 years ago0.0.1.4380.4710.0.1.833
over 50 years ago0.0.2.4280.7500.21003.323
total6.81514.194.0190.55725.54
TGless than 10 years ago11.782.7250.0.0.0.14.46
11-20 years ago2.6250.6590.0.0.0.3.222
21-30 years ago1.8310.21000.0.0.0.2.029
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total16.153.5220.0.0.0.19.63
TIless than 10 years ago4.2215.6192.0321.04512.812
11-20 years ago2.5292.3301.0450.8506.717
21-30 years ago1.8332.9271.2410.9506.817
31-40 years ago1.0452.3301.5381.9316.717
41-50 years ago0.6584.3211.4382.9259.214
over 50 years ago3.82317.11012.61224.2857.84
total14.01134.5619.8931.6799.92
URless than 10 years ago1.0442.2291.7330.4715.317
11-20 years ago0.6560.8500.8490.3702.626
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.21000.4710.6570.6571.732
41-50 years ago0.0.0.21000.4710.21000.849
over 50 years ago0.21001.4370.21000.8492.626
total2.0295.0173.6212.32812.96
VDless than 10 years ago28.0716.2100.8500.210045.25
11-20 years ago4.82011.5121.7350.210018.210
21-30 years ago3.2243.9221.1410.0.8.315
31-40 years ago2.7263.0250.4700.0.6.117
41-50 years ago1.0451.2410.6580.0.2.827
over 50 years ago1.2414.5201.4380.0.7.116
total40.9540.466.0180.47187.72
VSless than 10 years ago10.5139.4141.8330.210021.99
11-20 years ago5.7184.8202.0320.210012.712
21-30 years ago3.8233.5231.2410.21008.615
31-40 years ago1.8334.6200.4710.6587.416
41-50 years ago1.9326.1182.9260.65811.512
over 50 years ago4.42018.9910.6133.02636.96
total28.1747.3518.9104.82099.02
ZGless than 10 years ago2.3231.8280.0.0.0.4.113
11-20 years ago0.4710.21000.0.0.0.0.657
21-30 years ago0.0.0.4710.0.0.0.0.471
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.8202.6220.0.0.0.5.48
ZHless than 10 years ago31.254.4210.4700.0.36.04
11-20 years ago6.1171.5370.0.0.0.7.615
21-30 years ago2.5280.8500.0.0.0.3.424
31-40 years ago0.4700.8500.0.0.0.1.241
41-50 years ago0.21000.4720.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total40.537.9150.4700.0.48.82
Switzerlandless than 10 years ago289.82169.9322.997.517490.11
11-20 years ago75.6571.9517.4115.319170.13
21-30 years ago38.6749.6612.7126.617107.54
31-40 years ago15.41129.0811.2136.51762.06
41-50 years ago7.41625.299.3156.01848.06
over 50 years ago16.41173.9545.8644.06180.13
total443.22419.52119.3475.951057.81
© WSL, Swiss National Forest Inventory, 21.06.2020 #816973/283304
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago34.943.4230.0.0.0.38.34
11-20 years ago4.4200.4710.0.0.0.4.819
21-30 years ago1.2400.6580.0.0.0.1.832
31-40 years ago1.2400.21000.0.0.0.1.437
41-50 years ago0.21000.4710.0.0.0.0.658
over 50 years ago0.21000.4710.0.0.0.0.658
total42.135.4180.0.0.0.47.52
AIless than 10 years ago1.6300.3670.21000.0.2.126
11-20 years ago0.4720.3670.21000.0.0.942
21-30 years ago0.0.0.4680.4710.21001.041
31-40 years ago0.0.0.4720.4720.0.0.749
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.21000.21000.657
total1.9261.6301.4360.4715.310
ARless than 10 years ago2.1271.3330.7580.0.4.017
11-20 years ago0.7501.3370.21000.0.2.127
21-30 years ago0.0.1.2380.4720.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.21000.0.0.0.0.2100
over 50 years ago0.0.0.0.0.31000.0.0.3100
total2.7234.0161.4370.0.8.16
BEless than 10 years ago52.8535.572.6280.85091.73
11-20 years ago12.61213.1122.8270.47128.98
21-30 years ago6.5179.4141.6350.47117.910
31-40 years ago2.2305.3192.1300.21009.814
41-50 years ago0.21004.2221.2410.21005.818
over 50 years ago1.4387.7164.2221.63514.911
total75.6475.2414.5113.623168.91
BL/BSless than 10 years ago9.6122.0330.0.0.0.11.610
11-20 years ago2.2311.4370.0.0.0.3.623
21-30 years ago1.6341.2400.21000.0.3.124
31-40 years ago0.7570.0.0.0.0.0.0.757
41-50 years ago0.21000.8570.0.0.0.0.950
over 50 years ago0.5710.0.0.0.0.0.0.571
total14.885.4180.21000.0.20.43
FRless than 10 years ago13.8109.5131.3400.0.24.66
11-20 years ago2.6272.4280.6580.21005.817
21-30 years ago2.0321.5350.21000.0.3.722
31-40 years ago0.5571.5350.21000.0.2.228
41-50 years ago0.9500.7490.21000.21001.931
over 50 years ago0.31001.8331.0440.0.3.125
total20.1817.493.4230.47241.43
GEless than 10 years ago0.8661.2500.0.0.41002.325
11-20 years ago0.6750.41000.0.0.0.1.057
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.41000.0.0.0.0.4100
total1.4452.0320.0.0.41003.75
GLless than 10 years ago1.7332.2280.9440.4715.317
11-20 years ago0.9440.6570.9430.21002.625
21-30 years ago0.4691.1390.5690.4712.326
31-40 years ago0.0.0.4710.21000.6581.240
41-50 years ago0.21000.4710.4690.4711.337
over 50 years ago0.21001.3370.6570.4712.527
total3.4226.0143.4212.42815.26
GRless than 10 years ago13.31219.9106.8173.52343.56
11-20 years ago9.41413.5126.7173.12532.77
21-30 years ago2.52810.8136.5174.82024.68
31-40 years ago1.4385.4193.3243.12513.212
41-50 years ago1.0453.1251.4382.2307.616
over 50 years ago3.62315.71112.91217.81050.06
total31.1768.3437.5734.57171.52
JUless than 10 years ago10.2128.4140.0.0.0.18.67
11-20 years ago2.8261.9310.0.0.0.4.719
21-30 years ago3.1242.9250.21000.0.6.216
31-40 years ago0.8491.3370.0.0.0.2.129
41-50 years ago0.0.0.4700.21000.0.0.657
over 50 years ago0.4710.6570.21000.0.1.241
total17.3815.580.5560.0.33.43
LUless than 10 years ago10.51211.6110.4710.0.22.57
11-20 years ago2.1294.6200.21000.0.6.916
21-30 years ago2.2302.8260.5690.0.5.518
31-40 years ago0.8501.6350.4710.0.2.826
41-50 years ago0.0.0.4710.21000.0.0.658
over 50 years ago0.0.1.2410.8490.0.2.131
total15.6922.372.6270.0.40.42
NEless than 10 years ago10.4119.4120.3710.0.20.16
11-20 years ago2.5271.9310.0.0.21004.619
21-30 years ago0.5582.0330.0.0.0.2.529
31-40 years ago0.0.0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.6600.0.0.0.0.660
total13.5914.090.3710.210028.03
NWless than 10 years ago1.9331.1440.0.0.0.2.924
11-20 years ago1.0491.0490.5680.31002.726
21-30 years ago0.31000.31000.31000.0.0.856
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.8500.5710.31001.834
total3.3233.1231.3420.5688.27
OWless than 10 years ago3.4224.8181.2380.21009.711
11-20 years ago0.8490.8490.3720.0.1.930
21-30 years ago0.11000.5590.4720.0.1.041
31-40 years ago0.0.0.8500.5580.0.1.438
41-50 years ago0.21000.5710.0.0.4711.144
over 50 years ago0.0.0.7503.0250.21003.921
total4.6198.2125.4170.85019.04
SGless than 10 years ago12.11211.0131.7350.65825.57
11-20 years ago3.6225.6180.6580.210010.013
21-30 years ago1.9312.9260.5710.4715.718
31-40 years ago0.8501.0451.1450.6583.524
41-50 years ago0.21000.8500.5710.0.1.538
over 50 years ago0.7503.0262.7280.6587.017
total19.4824.387.0172.52953.33
SHless than 10 years ago6.9120.9480.0.0.0.7.810
11-20 years ago3.0220.0.0.0.0.0.3.022
21-30 years ago0.8490.21000.0.0.0.1.044
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.151.2420.0.0.0.12.33
SOless than 10 years ago15.683.4220.0.0.0.19.07
11-20 years ago4.7191.5350.0.0.0.6.216
21-30 years ago2.1311.9330.0.0.0.4.022
31-40 years ago0.7580.3710.0.0.0.1.045
41-50 years ago0.4720.4720.21000.0.1.145
over 50 years ago0.21000.6590.0.0.0.0.851
total23.658.2140.21000.0.32.12
SZless than 10 years ago4.3206.8151.3370.0.12.410
11-20 years ago1.2412.9260.4710.4714.819
21-30 years ago1.2401.1440.5580.21003.025
31-40 years ago0.4690.8500.7500.0.2.031
41-50 years ago0.0.1.8330.4710.0.2.230
over 50 years ago0.0.3.0250.9440.21004.121
total7.21416.484.3190.75028.54
TGless than 10 years ago12.082.9240.0.0.0.14.96
11-20 years ago2.6250.6590.0.0.0.3.222
21-30 years ago1.8310.21000.0.0.0.2.029
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total16.453.7210.0.0.0.20.12
TIless than 10 years ago4.4216.2182.4291.43814.411
11-20 years ago2.7283.6232.0321.83310.114
21-30 years ago2.6284.1221.8333.42411.813
31-40 years ago1.2412.9271.9333.3249.214
41-50 years ago0.6584.5212.0323.32410.313
over 50 years ago4.02217.51014.71129.2765.44
total15.51138.7624.8842.26121.32
URless than 10 years ago1.0442.7251.7330.5576.015
11-20 years ago0.6561.0450.8490.3702.825
21-30 years ago0.0.0.21000.0.0.21000.471
31-40 years ago0.21000.7500.6570.8502.227
41-50 years ago0.0.0.21000.4710.4691.043
over 50 years ago0.4711.7340.4711.0443.523
total2.2286.6153.8213.32315.86
VDless than 10 years ago28.4717.8100.8500.210047.25
11-20 years ago5.61812.9121.9330.210020.69
21-30 years ago3.8224.6201.3380.0.9.713
31-40 years ago2.8253.7230.4700.0.6.916
41-50 years ago1.0451.2411.0440.0.3.225
over 50 years ago1.9334.7201.4380.0.8.015
total43.5544.856.8170.47195.62
VSless than 10 years ago11.31310.7132.0320.47124.48
11-20 years ago6.1175.4192.2300.210013.911
21-30 years ago4.7205.9181.8330.65813.112
31-40 years ago1.8336.2170.6580.8509.414
41-50 years ago1.9326.3173.7230.85012.812
over 50 years ago4.82020.1911.0134.42140.36
total30.6754.6521.497.316113.82
ZGless than 10 years ago2.3231.8280.0.0.0.4.113
11-20 years ago0.4710.4710.0.0.0.0.848
21-30 years ago0.0.0.6590.0.0.0.0.659
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.8203.0190.0.0.0.5.76
ZHless than 10 years ago31.454.6200.4700.0.36.54
11-20 years ago6.3171.5370.0.0.0.7.715
21-30 years ago2.5280.8500.0.0.0.3.424
31-40 years ago0.4700.8500.0.0.0.1.241
41-50 years ago0.21000.4720.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total40.938.1150.4700.0.49.42
Switzerlandless than 10 years ago296.72179.4324.898.516509.31
11-20 years ago79.8578.9520.2107.516186.43
21-30 years ago41.9757.3617.01110.514126.74
31-40 years ago16.01133.5812.4139.41471.35
41-50 years ago7.41626.5911.7137.81653.46
over 50 years ago19.01082.3554.8655.96211.93
total460.72457.92140.9499.641159.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #816974/283305
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago35.143.4230.0.0.0.38.54
11-20 years ago4.4200.4710.0.0.0.4.819
21-30 years ago1.2400.6580.0.0.0.1.832
31-40 years ago1.2400.21000.0.0.0.1.437
41-50 years ago0.21000.4710.0.0.0.0.658
over 50 years ago0.21000.4710.0.0.0.0.658
total42.335.4180.0.0.0.47.72
AIless than 10 years ago1.6300.3670.21000.0.2.126
11-20 years ago0.4720.3670.21000.0.0.942
21-30 years ago0.0.0.4680.4710.21001.041
31-40 years ago0.0.0.4720.4720.0.0.749
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.21000.21000.657
total1.9261.6301.4360.4715.310
ARless than 10 years ago2.1271.3330.7580.0.4.017
11-20 years ago0.7501.3370.21000.0.2.127
21-30 years ago0.0.1.2380.4720.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.21000.0.0.0.0.2100
over 50 years ago0.0.0.0.0.31000.0.0.3100
total2.7234.0161.4370.0.8.16
BEless than 10 years ago53.4536.372.8270.85093.33
11-20 years ago12.81213.1123.0260.47129.38
21-30 years ago6.5179.4141.6350.47117.910
31-40 years ago2.2305.7182.1300.210010.213
41-50 years ago0.21004.2221.4380.21006.018
over 50 years ago1.4387.9164.8201.63515.711
total76.4476.6415.7113.623172.31
BL/BSless than 10 years ago9.6122.0330.0.0.0.11.610
11-20 years ago2.2311.4370.0.0.0.3.623
21-30 years ago1.6341.2400.21000.0.3.124
31-40 years ago0.7570.0.0.0.0.0.0.757
41-50 years ago0.21000.8570.0.0.0.0.950
over 50 years ago0.5710.0.0.0.0.0.0.571
total14.885.4180.21000.0.20.43
FRless than 10 years ago13.8109.5131.3400.0.24.66
11-20 years ago2.6272.4280.6580.21005.817
21-30 years ago2.0321.5350.21000.0.3.722
31-40 years ago0.5571.7330.21000.0.2.427
41-50 years ago0.9500.7490.21000.21001.931
over 50 years ago0.31002.0321.0440.0.3.324
total20.1817.893.4230.47241.72
GEless than 10 years ago0.8661.2500.0.0.41002.325
11-20 years ago0.6750.41000.0.0.0.1.057
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.41000.0.0.0.0.4100
total1.4452.0320.0.0.41003.75
GLless than 10 years ago1.7332.2280.9440.4715.317
11-20 years ago0.9440.9490.9430.21002.924
21-30 years ago0.4691.1390.5690.4712.326
31-40 years ago0.0.0.4710.21000.6581.240
41-50 years ago0.21000.4710.4690.4711.337
over 50 years ago0.21001.3370.6570.4712.527
total3.4226.2143.4212.42815.46
GRless than 10 years ago13.71220.196.8173.52344.16
11-20 years ago9.41413.5126.9173.12532.97
21-30 years ago2.92611.2136.5174.82025.48
31-40 years ago1.4385.6193.5233.12513.612
41-50 years ago1.0453.1251.4382.4297.816
over 50 years ago3.62315.71113.91219.01052.15
total31.9769.1438.9635.97175.82
JUless than 10 years ago10.2128.6130.0.0.0.18.87
11-20 years ago2.8261.9310.0.0.0.4.719
21-30 years ago3.1242.9250.21000.0.6.216
31-40 years ago0.8491.3370.0.0.0.2.129
41-50 years ago0.0.0.4700.21000.0.0.657
over 50 years ago0.4710.6570.21000.0.1.241
total17.3815.780.5560.0.33.52
LUless than 10 years ago11.11211.6110.4710.0.23.07
11-20 years ago2.1294.8200.21000.0.7.115
21-30 years ago2.2302.8260.5690.0.5.518
31-40 years ago0.8501.6350.4710.0.2.826
41-50 years ago0.0.0.4710.21000.0.0.658
over 50 years ago0.0.1.2410.8490.0.2.131
total16.2922.572.6270.0.41.22
NEless than 10 years ago10.6119.6120.3710.0.20.56
11-20 years ago2.5271.9310.0.0.21004.619
21-30 years ago0.7502.0330.0.0.0.2.728
31-40 years ago0.0.0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.6600.0.0.0.0.660
total13.9914.290.3710.210028.63
NWless than 10 years ago1.9331.1440.0.0.0.2.924
11-20 years ago1.0491.0490.5680.31002.726
21-30 years ago0.31000.31000.31000.0.0.856
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.8500.5710.31001.834
total3.3233.1231.3420.5688.27
OWless than 10 years ago3.4224.8181.2380.21009.711
11-20 years ago0.8490.8490.3720.0.1.930
21-30 years ago0.11000.5590.4720.0.1.041
31-40 years ago0.0.0.8500.5580.0.1.438
41-50 years ago0.21000.5710.0.0.4711.144
over 50 years ago0.0.0.7503.0250.21003.921
total4.6198.2125.4170.85019.04
SGless than 10 years ago12.51111.4121.7350.65826.37
11-20 years ago3.8225.8180.6580.210010.513
21-30 years ago1.9312.9260.5710.4715.718
31-40 years ago0.8501.0451.1450.6583.524
41-50 years ago0.21000.8500.5710.0.1.538
over 50 years ago0.9453.2252.7280.6587.416
total20.2825.177.0172.52954.83
SHless than 10 years ago6.9120.9480.0.0.0.7.810
11-20 years ago3.0220.0.0.0.0.0.3.022
21-30 years ago0.8490.21000.0.0.0.1.044
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.151.2420.0.0.0.12.33
SOless than 10 years ago15.783.4220.0.0.0.19.27
11-20 years ago4.9191.5350.0.0.0.6.416
21-30 years ago2.1311.9330.0.0.0.4.022
31-40 years ago0.7580.3710.0.0.0.1.045
41-50 years ago0.4720.4720.21000.0.1.145
over 50 years ago0.21000.6590.0.0.0.0.851
total24.058.2140.21000.0.32.52
SZless than 10 years ago4.3207.0151.3370.0.12.610
11-20 years ago1.2412.9260.4710.4714.819
21-30 years ago1.2401.1440.5580.21003.025
31-40 years ago0.4690.8500.7500.0.2.031
41-50 years ago0.0.1.8330.4710.0.2.230
over 50 years ago0.0.3.2240.9440.21004.320
total7.21416.884.3190.75029.04
TGless than 10 years ago12.082.9240.0.0.0.14.96
11-20 years ago2.6250.7510.0.0.0.3.321
21-30 years ago1.8310.21000.0.0.0.2.029
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.0.0.2100
total16.753.8210.0.0.0.20.53
TIless than 10 years ago4.6206.2182.4291.43814.611
11-20 years ago2.7283.6232.0322.03110.314
21-30 years ago2.6284.1222.0323.62312.212
31-40 years ago1.2412.9271.9333.3249.214
41-50 years ago0.6584.5212.0323.32410.313
over 50 years ago4.02218.11015.31129.4766.84
total15.71139.3625.6842.86123.42
URless than 10 years ago1.0443.2231.7330.5576.415
11-20 years ago0.6561.0450.8490.3702.825
21-30 years ago0.0.0.21000.0.0.21000.471
31-40 years ago0.21000.7500.6570.8502.227
41-50 years ago0.0.0.21000.4710.4691.043
over 50 years ago0.4711.7340.4711.0443.523
total2.2287.0143.8213.32316.35
VDless than 10 years ago28.8717.8100.8500.210047.65
11-20 years ago6.01713.1122.1310.210021.49
21-30 years ago4.2214.6201.3380.0.10.113
31-40 years ago2.8253.7230.4700.0.6.916
41-50 years ago1.2411.2411.0440.0.3.424
over 50 years ago1.9335.1191.6350.0.8.615
total44.9545.457.2160.47197.92
VSless than 10 years ago11.31310.7132.0320.47124.48
11-20 years ago6.1175.4192.2300.210013.911
21-30 years ago4.7205.9181.8330.65813.112
31-40 years ago2.0326.2170.6581.0459.814
41-50 years ago1.9326.3173.7231.04513.012
over 50 years ago5.01920.3911.0134.42140.76
total31.0754.8521.497.716114.82
ZGless than 10 years ago2.3231.8280.0.0.0.4.113
11-20 years ago0.4710.4710.0.0.0.0.848
21-30 years ago0.0.0.7500.0.0.0.0.750
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.8203.2180.0.0.0.5.95
ZHless than 10 years ago31.454.6200.4700.0.36.54
11-20 years ago6.3171.5370.0.0.0.7.715
21-30 years ago2.5280.8500.0.0.0.3.424
31-40 years ago0.4700.8500.0.0.0.1.241
41-50 years ago0.21000.4720.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total40.938.1150.4700.0.49.42
Switzerlandless than 10 years ago299.82181.8325.098.516515.01
11-20 years ago80.7579.9520.8107.716189.23
21-30 years ago42.9757.8617.21110.714128.74
31-40 years ago16.21134.3712.6129.61472.75
41-50 years ago7.61626.5911.9138.21554.26
over 50 years ago19.61084.2557.2657.35218.23
total466.82464.62144.73102.041178.01
© WSL, Swiss National Forest Inventory, 21.06.2020 #816975/283306
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago33.153.0250.0.0.0.36.14
11-20 years ago5.8180.8500.0.0.0.6.616
21-30 years ago1.4370.4710.0.0.0.1.833
31-40 years ago0.4700.0.0.0.0.0.0.470
41-50 years ago0.6580.4700.0.0.0.1.044
over 50 years ago0.8500.6580.0.0.0.1.437
total42.335.2190.0.0.0.47.52
AIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.8480.21000.0.0.0.0.942
11-20 years ago1.0410.21000.5570.21001.928
21-30 years ago0.0.0.21000.0.0.0.0.2100
31-40 years ago0.0.0.4680.21000.4711.041
41-50 years ago0.0.0.0.0.6570.0.0.657
over 50 years ago0.0.0.21000.4710.21000.850
total1.8271.0371.7310.8495.310
ARn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.1380.6481.5370.0.3.222
11-20 years ago1.4350.7500.4730.0.2.523
21-30 years ago0.3690.7500.3690.0.1.333
31-40 years ago0.0.0.5550.31000.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.31000.0.0.473
total2.8222.6212.7240.0.8.16
BEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago51.3532.774.2220.85089.03
11-20 years ago15.81112.9122.0320.0.30.77
21-30 years ago5.7189.0151.4380.210016.311
31-40 years ago2.5296.0181.2410.0.9.714
41-50 years ago0.8504.6211.3380.0.6.717
over 50 years ago1.3388.7154.4212.03116.511
total77.5473.9414.6113.026168.91
BL/BSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago9.2121.4370.0.0.0.10.511
11-20 years ago3.4241.6370.0.0.0.5.019
21-30 years ago0.9500.8500.0.0.0.1.735
31-40 years ago1.3400.21000.0.0.0.1.537
41-50 years ago0.21000.21000.0.0.0.0.470
over 50 years ago0.21001.0480.0.0.0.1.343
total15.275.3180.0.0.0.20.43
FRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago12.9118.6141.3400.0.22.87
11-20 years ago3.5243.5240.6570.21007.815
21-30 years ago1.2410.9440.21000.21002.627
31-40 years ago1.0452.1300.0.0.0.3.124
41-50 years ago0.4710.8510.6580.0.1.733
over 50 years ago0.7591.7361.0440.0.3.325
total19.6817.783.6230.57041.43
GEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.2501.2500.41000.0.2.719
11-20 years ago0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.6750.41000.0.0.0.1.057
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total1.8371.6400.41000.0.3.75
GLn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.7321.4370.5570.6584.219
11-20 years ago1.1411.4360.4710.21003.124
21-30 years ago0.6570.6570.7490.4702.328
31-40 years ago0.0.0.9400.4710.21001.533
41-50 years ago0.0.0.21000.4710.21000.949
over 50 years ago0.21001.5351.2410.4713.323
total3.6216.0143.6211.93115.26
GRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago14.61115.8114.2221.24135.77
11-20 years ago8.21515.8114.9201.43830.27
21-30 years ago5.61911.5134.7202.42924.29
31-40 years ago2.7279.0144.9202.62819.310
41-50 years ago0.8505.1193.7232.03211.613
over 50 years ago4.02218.81012.11315.71150.56
total35.8776.0434.5725.18171.52
JUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.6116.7160.4700.0.17.77
11-20 years ago3.6223.3230.21000.0.7.015
21-30 years ago1.4361.7320.0.0.0.3.124
31-40 years ago0.8501.5350.21000.0.2.527
41-50 years ago0.21000.8500.0.0.0.1.045
over 50 years ago0.8501.0440.4710.0.2.129
total17.3815.091.1390.0.33.43
LUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.71110.2121.3400.0.23.27
11-20 years ago3.7225.9170.6580.0.10.212
21-30 years ago0.6571.2400.21000.0.2.031
31-40 years ago0.8501.0450.21000.0.2.031
41-50 years ago0.21000.6580.4710.0.1.340
over 50 years ago0.0.1.1440.4700.21001.735
total17.0820.083.2240.210040.42
NEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.3109.8120.4730.47121.95
11-20 years ago1.7331.2410.21000.0.3.124
21-30 years ago0.5570.7490.0.0.0.1.237
31-40 years ago0.21000.8510.0.0.0.1.045
41-50 years ago0.0.0.21000.0.0.0.0.2100
over 50 years ago0.0.0.6600.0.0.0.0.660
total13.7813.390.6600.47128.03
NWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.7350.7580.5670.0.2.925
11-20 years ago0.6591.4400.4720.0.2.528
21-30 years ago0.5710.21000.31000.31001.243
31-40 years ago0.31000.0.0.0.0.0.0.3100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.4670.5710.31001.340
total3.3232.7261.8350.5688.27
OWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.6243.2230.9450.0.6.813
11-20 years ago1.9312.0310.5590.0.4.420
21-30 years ago0.21001.0450.11000.0.1.338
31-40 years ago0.0.0.3720.0.0.11000.558
41-50 years ago0.0.1.1440.5580.0.1.635
over 50 years ago0.21001.2412.4280.6584.520
total5.0178.8124.5190.85119.04
SGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.5129.6131.5380.47223.08
11-20 years ago4.1216.3171.5380.0.11.912
21-30 years ago1.1412.9250.4710.5714.919
31-40 years ago0.8501.7330.21000.6583.424
41-50 years ago0.5700.6581.1450.4712.629
over 50 years ago0.5573.2253.1260.6587.516
total18.6924.377.8162.62953.33
SHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago5.6150.5700.0.0.0.6.114
11-20 years ago3.9190.21000.0.0.0.4.219
21-30 years ago1.2380.5700.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.151.2420.0.0.0.12.33
SOn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago17.582.0300.0.0.0.19.67
11-20 years ago4.1202.5280.0.0.0.6.616
21-30 years ago0.7510.6590.0.0.0.1.338
31-40 years ago0.5580.7580.21000.0.1.338
41-50 years ago0.8510.4720.0.0.0.1.241
over 50 years ago0.5711.6350.0.0.0.2.131
total24.257.7140.21000.0.32.12
SZn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.5226.1170.4710.47110.412
11-20 years ago1.8334.3200.6570.21006.915
21-30 years ago0.8491.2410.3700.4712.826
31-40 years ago0.4710.8500.21000.4711.733
41-50 years ago0.21001.0450.7500.0.1.931
over 50 years ago0.0.3.4241.0440.3704.720
total6.81516.883.2231.63328.54
TGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago12.681.6330.0.0.0.14.26
11-20 years ago1.8301.4360.0.0.0.3.222
21-30 years ago1.6340.4700.0.0.0.2.029
31-40 years ago0.4700.21000.0.0.0.0.756
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total16.553.6210.0.0.0.20.12
TIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago5.1206.0181.4381.93214.411
11-20 years ago1.9333.8231.0451.8358.415
21-30 years ago1.2412.9272.4292.7279.314
31-40 years ago1.6353.1261.9313.42410.014
41-50 years ago0.8505.0201.6353.82211.213
over 50 years ago2.82617.31015.71132.3768.14
total13.31238.0624.0846.05121.32
URn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.0442.6270.9440.5575.017
11-20 years ago0.4691.3360.8500.21002.624
21-30 years ago0.6570.9490.6570.4712.527
31-40 years ago0.21000.4710.6560.21001.437
41-50 years ago0.0.0.4710.21000.4710.944
over 50 years ago0.21001.2400.8501.2413.423
total2.4266.7143.9202.82515.86
VDn/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago25.6819.092.2300.210046.95
11-20 years ago9.4147.5160.8500.47118.110
21-30 years ago3.1256.1181.6350.210011.013
31-40 years ago1.8333.2250.8500.0.5.718
41-50 years ago2.4273.2250.21000.0.5.818
over 50 years ago1.4384.4211.7330.21007.715
total43.9543.357.4161.04595.62
VSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.81311.2133.0260.65825.58
11-20 years ago5.5196.6171.9310.47114.511
21-30 years ago4.0214.0221.6350.21009.714
31-40 years ago3.1254.0221.6350.8509.614
41-50 years ago1.7336.3171.4380.65810.114
over 50 years ago4.82021.6913.4124.62144.56
total30.0753.7522.997.216113.82
ZGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.4222.5220.0.0.0.4.910
11-20 years ago0.11000.21000.0.0.0.0.472
21-30 years ago0.0.0.21000.0.0.0.0.2100
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.5213.2180.0.0.0.5.76
ZHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago31.953.7230.0.0.0.35.64
11-20 years ago6.1172.3300.0.0.0.8.414
21-30 years ago2.3300.9500.0.0.0.3.125
31-40 years ago0.7570.6580.0.0.0.1.340
41-50 years ago0.21000.21000.0.0.0.0.471
over 50 years ago0.21000.21000.21000.0.0.658
total41.537.7150.21000.0.49.42
Switzerlandn/a0.4710.0.0.0.0.0.0.471
less than 10 years ago291.22160.0325.097.017483.32
11-20 years ago91.0487.0517.3114.920200.23
21-30 years ago36.2749.9614.8117.816108.64
31-40 years ago19.41037.6712.9128.71578.65
41-50 years ago10.11430.9812.8127.41661.26
over 50 years ago19.01089.9559.0658.85226.73
total467.31455.32141.9494.641159.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #816976/283307
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago32.552.8260.0.0.0.35.34
11-20 years ago5.8180.8500.0.0.0.6.616
21-30 years ago1.4370.4710.0.0.0.1.833
31-40 years ago0.4700.0.0.0.0.0.0.470
41-50 years ago0.6580.4700.0.0.0.1.044
over 50 years ago0.8500.6580.0.0.0.1.437
total41.735.0190.0.0.0.46.72
AIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.8480.21000.0.0.0.0.942
11-20 years ago1.0410.21000.5570.21001.928
21-30 years ago0.0.0.21000.0.0.0.0.2100
31-40 years ago0.0.0.4680.21000.4711.041
41-50 years ago0.0.0.0.0.6570.0.0.657
over 50 years ago0.0.0.21000.21000.21000.658
total1.8271.0371.5330.8495.19
ARn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.1380.6481.5370.0.3.222
11-20 years ago1.4350.7500.4730.0.2.523
21-30 years ago0.3690.7500.3690.0.1.333
31-40 years ago0.0.0.5550.31000.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.31000.0.0.473
total2.8222.6212.7240.0.8.16
BEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago50.8532.374.0220.85088.04
11-20 years ago14.91112.5121.8330.0.29.28
21-30 years ago5.5198.6150.8500.210015.111
31-40 years ago2.5295.8181.0450.0.9.314
41-50 years ago0.8504.4211.3380.0.6.517
over 50 years ago1.3387.7163.2250.85013.112
total75.9471.3412.1121.833161.11
BL/BSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago8.7131.4370.0.0.0.10.111
11-20 years ago3.0251.6370.0.0.0.4.620
21-30 years ago0.9500.8500.0.0.0.1.735
31-40 years ago1.3400.21000.0.0.0.1.537
41-50 years ago0.21000.21000.0.0.0.0.470
over 50 years ago0.21001.0480.0.0.0.1.343
total14.385.3180.0.0.0.19.64
FRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago12.5118.4141.3400.0.22.27
11-20 years ago3.5243.5240.6570.21007.815
21-30 years ago1.2410.7490.21000.0.2.230
31-40 years ago1.0451.9310.0.0.0.2.925
41-50 years ago0.4710.8510.6580.0.1.733
over 50 years ago0.7591.3411.0440.0.2.926
total19.2816.793.6230.210039.73
GEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.8661.2500.41000.0.2.325
11-20 years ago0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.41000.41000.0.0.0.0.866
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total1.2501.6400.41000.0.3.113
GLn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.5341.4370.5570.6584.020
11-20 years ago1.1411.4360.4710.21003.124
21-30 years ago0.6570.6570.4710.4701.931
31-40 years ago0.0.0.9400.21000.21001.334
41-50 years ago0.0.0.21000.4710.21000.949
over 50 years ago0.21001.3370.8500.21002.627
total3.5225.8142.7241.73313.87
GRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago13.21214.0123.5231.04531.77
11-20 years ago7.61614.6113.9221.43827.48
21-30 years ago5.0209.9143.9221.83320.59
31-40 years ago2.4297.0163.1252.23014.711
41-50 years ago0.8504.7203.1251.43810.014
over 50 years ago3.42416.1118.91511.81240.26
total32.3766.3426.4819.510144.52
JUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.6116.7160.4700.0.17.77
11-20 years ago3.6223.1240.0.0.0.6.716
21-30 years ago1.4361.7320.0.0.0.3.124
31-40 years ago0.8501.5350.21000.0.2.527
41-50 years ago0.21000.8500.0.0.0.1.045
over 50 years ago0.6571.0440.4710.0.1.931
total17.1814.890.9440.0.32.83
LUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.71110.0121.3400.0.23.07
11-20 years ago3.7225.9170.4710.0.10.012
21-30 years ago0.6571.2400.21000.0.2.031
31-40 years ago0.8501.0450.21000.0.2.031
41-50 years ago0.21000.6580.21000.0.1.144
over 50 years ago0.0.1.1440.0.0.21001.340
total17.0819.882.4290.210039.43
NEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.1109.6120.4730.47121.55
11-20 years ago1.7331.2410.21000.0.3.124
21-30 years ago0.5570.5570.0.0.0.1.040
31-40 years ago0.21000.8510.0.0.0.1.045
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.6600.0.0.0.0.660
total13.5812.8100.6600.47127.33
NWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.4390.31000.5670.0.2.230
11-20 years ago0.6591.4400.4720.0.2.528
21-30 years ago0.5710.21000.31000.31001.243
31-40 years ago0.31000.0.0.0.0.0.0.3100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.4670.5710.0.1.144
total3.0242.2291.8350.31007.29
OWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.6243.2230.9450.0.6.813
11-20 years ago1.7331.6350.5590.0.3.921
21-30 years ago0.21001.0450.11000.0.1.338
31-40 years ago0.0.0.3720.0.0.11000.558
41-50 years ago0.0.1.1440.5580.0.1.635
over 50 years ago0.21001.0452.4280.4714.121
total4.8188.2124.5190.65918.14
SGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.2129.1141.5380.47222.28
11-20 years ago3.9225.7181.5380.0.11.113
21-30 years ago1.1412.9250.4710.5714.919
31-40 years ago0.8501.5350.21000.21002.826
41-50 years ago0.5700.6580.6580.4712.231
over 50 years ago0.5572.3302.3310.6585.718
total18.0922.186.5172.23148.84
SHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago5.6150.5700.0.0.0.6.114
11-20 years ago3.9190.21000.0.0.0.4.219
21-30 years ago1.2380.5700.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.151.2420.0.0.0.12.33
SOn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago17.582.0300.0.0.0.19.67
11-20 years ago3.9212.5280.0.0.0.6.416
21-30 years ago0.6590.6590.0.0.0.1.141
31-40 years ago0.5580.7580.21000.0.1.338
41-50 years ago0.8510.4720.0.0.0.1.241
over 50 years ago0.5711.4380.0.0.0.1.933
total23.957.6150.21000.0.31.62
SZn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.5225.3180.4710.4719.612
11-20 years ago1.6353.7220.6570.21006.116
21-30 years ago0.6561.2410.3700.21002.428
31-40 years ago0.4710.8500.21000.4711.733
41-50 years ago0.21001.0450.7500.0.1.931
over 50 years ago0.0.2.6270.8500.3703.722
total6.41514.693.0241.43425.54
TGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago12.381.6330.0.0.0.13.97
11-20 years ago1.8301.2390.0.0.0.3.123
21-30 years ago1.6340.4700.0.0.0.2.029
31-40 years ago0.4700.21000.0.0.0.0.756
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total16.153.5220.0.0.0.19.63
TIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago5.1205.4191.2411.04512.712
11-20 years ago1.9333.6230.4711.6387.416
21-30 years ago0.8502.1321.2411.2415.419
31-40 years ago1.0451.7351.3381.5385.619
41-50 years ago0.6584.6211.4382.5279.114
over 50 years ago2.62716.71013.91126.5859.84
total11.91234.2719.5934.2799.92
URn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.0441.8320.9440.4714.120
11-20 years ago0.4690.9420.8500.21002.226
21-30 years ago0.4690.6570.6570.21001.832
31-40 years ago0.21000.0.0.6560.21001.043
41-50 years ago0.0.0.4710.21000.4710.944
over 50 years ago0.21001.2400.8500.6582.825
total2.2275.0173.9201.93112.96
VDn/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago24.7817.9101.4380.0.44.15
11-20 years ago9.0146.7170.6580.47116.710
21-30 years ago2.9265.1191.6350.21009.814
31-40 years ago1.4382.7260.6580.0.4.720
41-50 years ago2.2292.6280.21000.0.5.019
over 50 years ago1.2414.0221.7330.21007.116
total41.6539.066.2170.85087.72
VSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.4139.0142.3290.47122.19
11-20 years ago5.1196.6171.9310.47114.111
21-30 years ago3.2243.4241.6350.21008.315
31-40 years ago2.8272.4291.0450.4716.517
41-50 years ago1.7334.9200.8500.6588.015
over 50 years ago4.82019.6912.6123.02640.06
total28.0745.8520.395.02099.02
ZGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.4222.4230.0.0.0.4.710
11-20 years ago0.11000.21000.0.0.0.0.472
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.5212.8200.0.0.0.5.48
ZHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago31.553.4240.0.0.0.35.04
11-20 years ago6.1172.3300.0.0.0.8.414
21-30 years ago2.3300.9500.0.0.0.3.125
31-40 years ago0.7570.6580.0.0.0.1.340
41-50 years ago0.21000.21000.0.0.0.0.471
over 50 years ago0.21000.21000.21000.0.0.658
total41.137.5150.21000.0.48.82
Switzerlandn/a0.4710.0.0.0.0.0.0.471
less than 10 years ago284.62150.4322.695.319462.92
11-20 years ago87.4582.2514.9114.721189.23
21-30 years ago33.2844.6711.9135.02094.74
31-40 years ago17.61131.189.3155.61963.75
41-50 years ago9.71427.6810.8135.51953.66
over 50 years ago17.81080.6549.9645.06193.53
total450.82416.62119.4471.151057.81
© WSL, Swiss National Forest Inventory, 21.06.2020 #816977/283308
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.6580.0.0.0.0.4710.21000.0.1.241
less than 10 years ago206.1230.9820.499.51410.3146.218283.52
11-20 years ago35.677.1174.0223.6222.9262.82756.16
21-30 years ago7.3161.2411.2413.0261.0451.83315.511
31-40 years ago2.7271.3410.4711.7330.6571.9338.615
41-50 years ago0.6580.4700.4710.4710.6580.8503.225
over 50 years ago5.7181.4380.6583.7231.4382.62815.511
total258.7242.3627.0822.3817.11016.111383.52
101-500 mn/a0.8500.0.0.0.0.4710.0.0.0.1.241
less than 10 years ago90.1454.8530.578.31521.397.416212.43
11-20 years ago27.1823.199.0148.6156.4177.51681.85
21-30 years ago11.9138.0164.5218.0155.6195.61943.67
31-40 years ago3.6244.7213.1255.0192.9268.71528.08
41-50 years ago1.2412.4291.5352.2301.7332.82711.813
over 50 years ago10.0145.8186.31810.5136.7178.41547.76
total144.6398.8354.9543.0544.7640.46426.42
501-1000 mn/a0.4710.6580.0.0.0.0.0.0.21001.241
less than 10 years ago4.02211.9137.9151.83310.4133.22539.37
11-20 years ago1.6357.4165.2193.6235.0203.42426.29
21-30 years ago0.8503.0262.7275.3193.2253.22518.110
31-40 years ago0.21004.0222.0313.6232.6284.42116.811
41-50 years ago0.0.1.2410.6581.7330.5573.9228.016
over 50 years ago1.0456.1183.2248.1155.6188.61532.78
total8.01634.1721.6924.1827.3827.08142.23
over 1000 mn/a0.21000.21000.0.0.0.0.21000.0.0.658
less than 10 years ago0.21003.3243.7230.8509.2142.23019.510
11-20 years ago0.21002.0322.6271.6354.7202.03213.112
21-30 years ago0.21001.4381.6351.4384.8203.72313.112
31-40 years ago0.0.0.4711.2411.6353.8235.01912.013
41-50 years ago0.0.0.8500.4710.8501.2415.9189.015
over 50 years ago0.0.3.0262.2303.4248.41520.8937.87
total0.85011.11311.7129.51432.2739.66105.14
totaln/a2.0320.8500.0.0.7500.4710.21004.122
less than 10 years ago300.42100.9362.5420.5951.2519.010554.61
11-20 years ago64.5539.6620.8917.41019.1915.811177.23
21-30 years ago20.11013.61210.01417.71014.61114.21190.25
31-40 years ago6.51710.4146.71711.9129.81420.0965.35
41-50 years ago1.7334.8202.9265.0194.12213.51231.98
over 50 years ago16.81116.41112.31225.7822.1940.36133.74
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #816978/283309
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago34.443.5220.0.0.0.37.84
11-20 years ago4.5190.4710.0.0.0.4.818
21-30 years ago1.4350.7500.0.0.0.2.128
31-40 years ago1.2370.21000.0.0.0.1.434
41-50 years ago0.4700.4710.0.0.0.0.750
over 50 years ago0.21000.4710.0.0.0.0.558
total42.135.4170.0.0.0.47.52
AIless than 10 years ago1.4290.4580.3730.0.2.123
11-20 years ago0.4580.2680.21000.0.0.838
21-30 years ago0.11000.5550.4710.21001.235
31-40 years ago0.0.0.5570.3720.0.0.743
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.21000.21000.657
total1.9231.8261.3340.4715.48
ARless than 10 years ago2.0271.2330.6580.0.3.817
11-20 years ago0.6501.1370.11000.0.1.927
21-30 years ago0.0.1.3350.3720.0.1.631
31-40 years ago0.11000.11000.0.0.0.0.369
41-50 years ago0.0.0.3710.0.0.0.0.371
over 50 years ago0.0.0.21000.21000.0.0.468
total2.7224.3141.3370.0.8.36
BEless than 10 years ago52.2536.362.4270.75091.63
11-20 years ago12.61213.8112.6260.37129.37
21-30 years ago6.9169.7131.8310.47118.79
31-40 years ago2.1295.6172.4270.55810.612
41-50 years ago0.21004.2201.2380.4716.017
over 50 years ago1.2387.6154.7191.43515.011
total75.2477.1415.1103.722171.11
BL/BSless than 10 years ago9.7111.9330.0.0.0.11.69
11-20 years ago2.5271.3370.0.0.0.3.821
21-30 years ago1.7321.1400.21000.0.3.123
31-40 years ago0.6570.0.0.0.0.0.0.657
41-50 years ago0.21000.7580.0.0.0.0.950
over 50 years ago0.5710.0.0.0.0.0.0.571
total15.275.0180.21000.0.20.53
FRless than 10 years ago12.71011.0111.1400.0.24.76
11-20 years ago2.5262.7240.7500.21006.116
21-30 years ago1.8311.7310.21000.0.3.621
31-40 years ago0.5571.5330.21000.0.2.227
41-50 years ago0.7500.7490.21000.21001.731
over 50 years ago0.21002.0300.9440.0.3.123
total18.3819.673.2230.47141.42
GEless than 10 years ago0.7671.1510.0.0.41002.127
11-20 years ago0.5750.41000.0.0.0.0.957
21-30 years ago0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.41000.0.0.0.0.4100
over 50 years ago0.0.0.41000.0.0.0.0.4100
total1.2462.1270.0.0.41003.75
GLless than 10 years ago1.9302.5250.8440.6585.815
11-20 years ago1.0401.0440.8440.21002.923
21-30 years ago0.3691.0400.4690.3712.027
31-40 years ago0.0.0.4720.21000.6581.141
41-50 years ago0.21000.3710.3690.4721.238
over 50 years ago0.3711.3350.8440.4722.823
total3.7206.4133.2212.32715.76
GRless than 10 years ago13.11120.296.4163.52243.26
11-20 years ago8.71413.6116.7163.02432.07
21-30 years ago3.92111.1126.0174.71925.78
31-40 years ago1.4355.7173.5223.02413.611
41-50 years ago1.3383.0241.6332.3288.114
over 50 years ago3.72216.01014.41118.4952.45
total32.1769.5438.6634.97175.01
JUless than 10 years ago9.9128.4130.0.0.0.18.37
11-20 years ago2.9242.2270.0.0.0.5.117
21-30 years ago3.0232.6250.11000.0.5.816
31-40 years ago0.7491.2370.0.0.0.1.930
41-50 years ago0.0.0.4700.21000.0.0.557
over 50 years ago1.1410.5570.11000.0.1.731
total17.6715.380.5570.0.33.42
LUless than 10 years ago11.21111.2110.3710.0.22.76
11-20 years ago2.0284.4190.21000.21006.815
21-30 years ago2.2273.2220.7480.21006.315
31-40 years ago0.7501.5330.3710.0.2.625
41-50 years ago0.0.0.3710.21000.0.0.558
over 50 years ago0.0.1.1410.9440.0.1.929
total16.1821.862.6240.37140.82
NEless than 10 years ago10.8109.5110.3710.0.20.66
11-20 years ago2.3272.4270.0.0.21004.818
21-30 years ago0.7501.7330.0.0.0.2.427
31-40 years ago0.0.0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.7500.0.0.0.0.750
total13.7814.580.3710.210028.83
NWless than 10 years ago1.9301.2400.21000.0.3.321
11-20 years ago0.8500.8500.5680.21002.327
21-30 years ago0.4680.21000.21000.0.0.948
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.21000.0.0.2100
over 50 years ago0.21000.9430.4710.21001.732
total3.3213.1211.5340.5688.36
OWless than 10 years ago3.4215.1171.2380.47110.010
11-20 years ago1.0440.7490.3720.0.2.129
21-30 years ago0.3730.5580.3720.0.1.238
31-40 years ago0.0.0.8500.5580.0.1.338
41-50 years ago0.21000.4710.0.0.4711.044
over 50 years ago0.0.1.2382.8250.21004.219
total4.9178.7125.1170.94519.64
SGless than 10 years ago12.61111.1121.5350.55825.77
11-20 years ago3.6215.8170.5580.47110.412
21-30 years ago2.1293.1230.6570.4716.216
31-40 years ago0.7501.1411.0450.6583.323
41-50 years ago0.21000.9450.6570.0.1.733
over 50 years ago0.8454.0212.3280.5587.715
total20.0826.076.5162.42854.93
SHless than 10 years ago6.8120.8500.0.0.0.7.710
11-20 years ago2.9210.0.0.0.0.0.2.921
21-30 years ago0.7490.21000.0.0.0.0.943
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.6590.0.0.0.0.0.0.659
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.251.0440.0.0.0.12.23
SOless than 10 years ago15.183.7200.21000.0.19.06
11-20 years ago4.9171.3350.0.0.0.6.215
21-30 years ago2.2282.2290.0.0.0.4.419
31-40 years ago0.6580.3710.0.0.0.0.945
41-50 years ago0.3720.4710.21000.0.0.945
over 50 years ago0.21000.7510.0.0.0.0.945
total23.458.6120.4710.0.32.42
SZless than 10 years ago4.6186.9151.2370.210013.09
11-20 years ago1.2382.8240.3710.3714.818
21-30 years ago1.1401.4350.5570.21003.223
31-40 years ago0.4700.7500.9440.0.2.030
41-50 years ago0.0.1.6330.3710.0.1.930
over 50 years ago0.0.2.9240.9440.21003.920
total7.31316.484.1180.84528.73
TGless than 10 years ago12.272.6240.0.0.0.14.86
11-20 years ago2.5230.8450.0.0.0.3.320
21-30 years ago1.7290.21000.0.0.0.1.928
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.0.0.2100
total16.653.6200.0.0.0.20.23
TIless than 10 years ago5.0186.7162.7261.63315.910
11-20 years ago2.4283.2242.0301.8319.414
21-30 years ago2.5274.2212.0303.62212.212
31-40 years ago1.3382.9251.8323.5229.513
41-50 years ago0.7504.3202.1292.92410.013
over 50 years ago3.72217.41015.81029.1766.04
total15.51038.7626.4842.46123.02
URless than 10 years ago0.9443.0231.8310.7506.314
11-20 years ago0.6561.1400.7490.3702.724
21-30 years ago0.0.0.21000.0.0.21000.471
31-40 years ago0.21001.1410.7500.7502.625
41-50 years ago0.0.0.21000.3710.4700.943
over 50 years ago0.3711.6320.3711.3373.621
total2.0287.2133.9203.52116.65
VDless than 10 years ago28.1717.690.9450.210046.85
11-20 years ago5.81712.0122.0300.210019.99
21-30 years ago5.6174.8191.5330.0.11.911
31-40 years ago2.6253.9210.4700.0.6.916
41-50 years ago1.4351.2380.9450.0.3.622
over 50 years ago2.0305.0191.4350.21008.614
total45.6544.557.1150.65897.82
VSless than 10 years ago11.11210.4132.1290.47124.08
11-20 years ago6.6165.3181.9300.210014.011
21-30 years ago4.7195.8171.8320.75013.011
31-40 years ago2.5276.5160.9451.33811.112
41-50 years ago2.1295.8173.5220.94512.211
over 50 years ago5.01820.2910.1135.01940.36
total31.9654.0420.498.414114.72
ZGless than 10 years ago2.2231.7280.0.0.0.3.913
11-20 years ago0.4710.4710.0.0.0.0.848
21-30 years ago0.21000.9430.0.0.0.1.139
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.8193.2180.0.0.0.6.05
ZHless than 10 years ago31.054.6190.4700.0.36.04
11-20 years ago6.1161.5350.0.0.0.7.614
21-30 years ago2.7260.7500.0.0.0.3.423
31-40 years ago0.6570.7500.0.0.0.1.337
41-50 years ago0.21000.4710.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total40.637.9140.4700.0.48.92
Switzerlandless than 10 years ago295.02182.3324.489.014510.61
11-20 years ago79.2579.4519.697.515185.73
21-30 years ago46.3659.1517.01010.713133.13
31-40 years ago16.21034.8713.01210.11374.15
41-50 years ago8.61425.7811.8127.71553.96
over 50 years ago19.9984.4456.3556.95217.52
total465.21465.72142.23101.941174.90
© WSL, Swiss National Forest Inventory, 21.06.2020 #816979/283310
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago33.153.0250.0.0.0.36.14
11-20 years ago5.8180.8500.0.0.0.6.616
21-30 years ago1.4370.4710.0.0.0.1.833
31-40 years ago0.4700.0.0.0.0.0.0.470
41-50 years ago0.6580.4700.0.0.0.1.044
over 50 years ago0.8500.6580.0.0.0.1.437
total42.335.2190.0.0.0.47.52
AIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.8480.21000.0.0.0.0.942
11-20 years ago1.0410.21000.5570.21001.928
21-30 years ago0.0.0.21000.0.0.0.0.2100
31-40 years ago0.0.0.4680.21000.4711.041
41-50 years ago0.0.0.0.0.6570.0.0.657
over 50 years ago0.0.0.21000.4710.21000.850
total1.8271.0371.7310.8495.310
ARn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.3340.6481.5370.0.3.421
11-20 years ago1.4350.9450.4730.0.2.722
21-30 years ago0.3690.7500.3690.0.1.333
31-40 years ago0.0.0.5550.31000.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.31000.0.0.473
total3.0212.7202.7240.0.8.46
BEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago51.7533.974.4210.85090.83
11-20 years ago15.81113.3122.2300.0.31.37
21-30 years ago5.71810.0141.4380.210017.310
31-40 years ago2.7276.2181.2410.0.10.114
41-50 years ago0.8504.6211.3380.0.6.717
over 50 years ago1.5359.7144.6212.23018.110
total78.3477.7415.2113.225174.31
BL/BSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago9.5121.4370.0.0.0.10.910
11-20 years ago3.4241.6370.0.0.0.5.019
21-30 years ago0.9500.8500.0.0.0.1.735
31-40 years ago1.3400.21000.0.0.0.1.537
41-50 years ago0.21000.21000.0.0.0.0.470
over 50 years ago0.21001.0480.0.0.0.1.343
total15.575.3180.0.0.0.20.83
FRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago12.9118.8141.3400.0.23.07
11-20 years ago3.7233.5240.6570.21008.015
21-30 years ago1.2410.9440.21000.21002.627
31-40 years ago1.0452.1300.0.0.0.3.124
41-50 years ago0.4710.8510.6580.0.1.733
over 50 years ago0.7591.7361.0440.0.3.325
total19.8817.983.6230.57041.83
GEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.2501.2500.41000.0.2.719
11-20 years ago0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.6750.41000.0.0.0.1.057
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.0.0.
total1.8371.6400.41000.0.3.75
GLn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.7321.6350.5570.6584.419
11-20 years ago1.1411.4360.4710.21003.124
21-30 years ago0.6570.6570.7490.6572.527
31-40 years ago0.0.0.9400.6580.21001.731
41-50 years ago0.0.0.21000.6580.21001.144
over 50 years ago0.21001.5351.4370.8503.921
total3.6216.2144.3192.52716.66
GRn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago15.21116.8104.6211.24137.67
11-20 years ago8.41515.8114.9201.43830.47
21-30 years ago5.61912.9125.3193.22527.08
31-40 years ago2.7279.2144.9202.62819.510
41-50 years ago0.8505.3194.0222.23012.212
over 50 years ago4.22219.91013.71217.91055.75
total36.8780.0437.3728.48182.51
JUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago10.8116.7160.4700.0.17.87
11-20 years ago3.6223.5230.21000.0.7.215
21-30 years ago1.4361.7320.0.0.0.3.124
31-40 years ago0.8501.5350.21000.0.2.527
41-50 years ago0.21000.8500.0.0.0.1.045
over 50 years ago0.8501.0440.4710.0.2.129
total17.5815.291.1390.0.33.72
LUn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.71110.2121.3400.0.23.27
11-20 years ago3.7225.9170.6580.0.10.212
21-30 years ago0.6571.4370.21000.0.2.229
31-40 years ago0.8501.0450.21000.0.2.031
41-50 years ago0.21000.6580.4710.0.1.340
over 50 years ago0.0.1.3410.4700.21001.933
total17.0820.473.2240.210040.82
NEn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.5109.8120.4730.47122.15
11-20 years ago1.7331.2410.4710.0.3.423
21-30 years ago0.5570.7490.0.0.0.1.237
31-40 years ago0.21000.8510.0.0.0.1.045
41-50 years ago0.0.0.21000.0.0.0.0.2100
over 50 years ago0.0.0.6600.0.0.0.0.660
total13.9813.390.9510.47128.53
NWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.7350.7580.5670.0.2.925
11-20 years ago0.6591.4400.6590.0.2.727
21-30 years ago0.5710.21000.31000.31001.243
31-40 years ago0.31000.0.0.0.0.0.0.3100
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.4670.5710.31001.340
total3.3232.7262.0330.5688.47
OWn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.6243.7210.9450.0.7.213
11-20 years ago2.0302.0310.5590.0.4.519
21-30 years ago0.21001.0450.3720.21001.734
31-40 years ago0.0.0.3720.0.0.11000.558
41-50 years ago0.0.1.1440.5580.0.1.635
over 50 years ago0.5711.2412.6270.6584.919
total5.4169.2114.9181.04520.44
SGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.5129.8131.7350.65823.78
11-20 years ago4.1216.7171.5380.0.12.212
21-30 years ago1.1413.4240.4710.7585.518
31-40 years ago0.8501.7330.21000.6583.424
41-50 years ago0.5700.8501.3410.4713.126
over 50 years ago0.5573.8233.1261.0458.515
total18.6926.278.2153.42556.53
SHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago5.6150.7570.0.0.0.6.313
11-20 years ago3.9190.21000.0.0.0.4.219
21-30 years ago1.2380.5700.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.0.0.2100
total11.151.3390.0.0.0.12.53
SOn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago17.582.0300.0.0.0.19.67
11-20 years ago4.3202.7260.0.0.0.7.015
21-30 years ago0.7510.6590.0.0.0.1.338
31-40 years ago0.5580.7580.21000.0.1.338
41-50 years ago0.8510.4720.0.0.0.1.241
over 50 years ago0.5711.6350.0.0.0.2.131
total24.458.0140.21000.0.32.62
SZn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.5226.3170.4710.47110.611
11-20 years ago1.8334.5200.6570.21007.115
21-30 years ago0.8491.2410.3700.4712.826
31-40 years ago0.4710.8500.21000.4711.733
41-50 years ago0.21001.0450.7500.0.1.931
over 50 years ago0.21003.4241.0440.3705.019
total7.01517.283.2231.63329.14
TGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago12.681.6330.0.0.0.14.26
11-20 years ago1.8301.4360.0.0.0.3.222
21-30 years ago1.6340.4700.0.0.0.2.029
31-40 years ago0.4700.21000.0.0.0.0.756
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.21000.2100
total16.553.6210.0.0.210020.32
TIn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago5.1206.1181.4381.93214.611
11-20 years ago2.1324.2221.0451.8359.015
21-30 years ago1.2412.9272.6282.7279.514
31-40 years ago1.6353.3251.9314.22211.013
41-50 years ago0.8505.0202.0314.02211.813
over 50 years ago2.82618.11015.91134.8771.64
total13.51239.7624.8849.55127.42
URn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago1.0442.6271.1410.5575.217
11-20 years ago0.4691.4330.8500.21002.823
21-30 years ago0.6570.9490.6570.4712.527
31-40 years ago0.21000.6580.6560.21001.635
41-50 years ago0.0.0.4710.21000.4710.944
over 50 years ago0.21001.2400.9441.2413.622
total2.4267.1144.2192.82516.55
VDn/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago26.0819.092.2300.210047.35
11-20 years ago9.6147.7160.8500.47118.510
21-30 years ago3.1256.3171.8330.210011.413
31-40 years ago2.0313.2250.8500.0.5.918
41-50 years ago2.4273.2250.21000.0.5.818
over 50 years ago1.4384.8201.7330.21008.115
total44.7544.157.6161.04597.42
VSn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago11.01312.0123.0260.65826.58
11-20 years ago5.5196.8161.9310.47114.711
21-30 years ago4.2214.4212.2300.210010.913
31-40 years ago3.3244.8201.6351.04510.813
41-50 years ago1.7336.7172.3300.85011.513
over 50 years ago4.82022.2914.0115.71946.75
total30.6756.9525.088.615121.12
ZGn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.4222.7210.0.0.0.5.19
11-20 years ago0.11000.21000.0.0.0.0.472
21-30 years ago0.0.0.21000.0.0.0.0.2100
31-40 years ago0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.0.0.2100
total2.5213.4160.0.0.0.6.05
ZHn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago32.553.9220.0.0.0.36.34
11-20 years ago6.3172.3300.0.0.0.8.614
21-30 years ago2.3301.1440.0.0.0.3.424
31-40 years ago0.7570.6580.0.0.0.1.340
41-50 years ago0.21000.21000.0.0.0.0.471
over 50 years ago0.21000.21000.21000.0.0.658
total42.238.1140.21000.0.50.51
Switzerlandn/a0.4710.0.0.0.0.0.0.471
less than 10 years ago294.32165.1326.097.216492.61
11-20 years ago92.3489.5518.0104.920204.73
21-30 years ago36.4753.7616.6119.215115.94
31-40 years ago20.01039.2713.1129.71482.05
41-50 years ago10.11431.7814.7128.11664.55
over 50 years ago19.91094.8462.2665.75242.62
total473.31474.02150.63104.841202.71
© WSL, Swiss National Forest Inventory, 21.06.2020 #816980/283311
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.6580.0.0.0.0.4710.21000.0.1.241
less than 10 years ago208.7232.3721.099.91310.9136.817289.72
11-20 years ago36.277.7164.2224.7203.1253.22559.16
21-30 years ago7.3161.4381.4383.0261.0452.23016.211
31-40 years ago2.7271.3410.4711.7330.6571.9338.615
41-50 years ago0.8500.4700.4710.4710.6580.8503.424
over 50 years ago6.1181.7350.8504.1221.4382.62816.611
total262.4244.8628.2724.1817.91017.410394.82
101-500 mn/a0.8500.0.0.0.0.4710.0.0.0.1.241
less than 10 years ago92.5456.4532.178.71421.797.915219.43
11-20 years ago27.9823.5910.2139.1146.4177.71684.85
21-30 years ago12.1138.4154.9208.0155.6195.61944.67
31-40 years ago3.6245.0203.1255.0192.9268.71528.48
41-50 years ago1.2412.4291.5352.2301.7333.02612.013
over 50 years ago10.8136.4186.51711.3137.1169.21451.36
total148.83102.2358.4544.6545.5642.26441.72
501-1000 mn/a0.4710.6580.0.0.0.0.0.0.21001.241
less than 10 years ago4.22212.1138.1152.03110.8133.62340.97
11-20 years ago1.6357.6165.4193.8235.2193.42427.09
21-30 years ago0.8503.4242.7275.3193.4243.22518.710
31-40 years ago0.21004.4212.0313.6232.6284.92017.611
41-50 years ago0.0.1.2410.6581.7330.5574.1228.115
over 50 years ago1.2416.3183.8228.5157.0169.01435.87
total8.41535.6722.6924.9829.5728.48149.33
over 1000 mn/a0.21000.21000.0.0.0.0.21000.0.0.658
less than 10 years ago0.21003.6233.7230.8509.4142.42920.110
11-20 years ago0.21002.0322.6271.6354.9202.03213.312
21-30 years ago0.21001.8331.6351.6355.0203.72313.912
31-40 years ago0.0.0.6581.2411.6353.8235.01912.213
41-50 years ago0.0.0.8500.4710.8501.2416.1189.214
over 50 years ago0.21003.4242.6273.6239.61422.3941.87
total1.04512.41212.1129.91434.1741.66111.04
totaln/a2.0320.8500.0.0.7500.4710.21004.122
less than 10 years ago305.61104.5364.9421.4952.8520.89570.11
11-20 years ago65.9540.8622.5919.1919.7916.310184.23
21-30 years ago20.31015.01110.61317.91015.01114.61193.44
31-40 years ago6.51711.3136.71711.9129.81420.5966.75
41-50 years ago1.9324.8202.9265.0194.12214.11132.78
over 50 years ago18.41017.81013.71127.5825.1843.16145.63
total420.61194.91121.32103.62127.02129.521096.91
© WSL, Swiss National Forest Inventory, 21.06.2020 #816981/283312
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.6410.3580.0.0.4500.11000.0.1.427
less than 10 years ago206.8232.3522.4610.1109.9106.013287.41
11-20 years ago36.857.2123.8165.2132.6203.31758.94
21-30 years ago7.3121.6251.2292.8191.2292.32116.48
31-40 years ago2.8191.1300.5452.0220.8351.7249.011
41-50 years ago0.6410.3580.5450.4500.5450.4502.719
over 50 years ago7.1121.9230.9334.3151.5262.32118.17
total261.9144.8429.3525.3616.7716.08393.91
101-500 mn/a0.8350.2710.0.0.5450.11000.0.1.625
less than 10 years ago95.4354.8432.959.51022.768.311223.62
11-20 years ago29.2622.8610.2107.7118.1116.91284.83
21-30 years ago9.7109.0105.5137.5115.1145.31442.15
31-40 years ago4.7155.1143.2184.8143.5178.81030.06
41-50 years ago1.4271.9231.4271.9231.9232.22110.710
over 50 years ago9.8108.0115.71311.396.9129.61051.34
total151.02101.7258.9343.2448.3441.04444.11
501-1000 mn/a0.6410.3580.0.0.3580.11000.11001.427
less than 10 years ago4.41514.088.5112.61911.493.71644.65
11-20 years ago1.5267.4114.4153.4175.1143.61725.56
21-30 years ago0.8354.2152.1224.7142.6194.01618.47
31-40 years ago0.3583.1181.6253.2182.6196.11317.08
41-50 years ago0.0.0.8350.8351.7241.3284.5159.110
over 50 years ago1.4276.6125.0147.8117.41110.31038.65
total9.11036.4522.4623.7630.6532.35154.42
over 1000 mn/a0.4500.2710.0.0.0.0.11000.0.0.738
less than 10 years ago0.2713.6163.0180.93310.0102.52020.27
11-20 years ago0.11002.1222.2211.6254.7152.22112.99
21-30 years ago0.11001.8231.0321.7244.4154.21513.19
31-40 years ago0.0.0.9331.0321.7243.8165.31312.79
41-50 years ago0.0.0.6410.6410.5451.6256.1129.410
over 50 years ago0.11003.2183.4173.8169.61021.8642.05
total0.93312.4911.2910.21034.2542.14111.03
totaln/a2.5201.0320.0.1.1290.4500.11005.114
less than 10 years ago306.81104.7266.7323.0654.0420.57575.81
11-20 years ago67.6439.5520.6717.9720.5716.08182.02
21-30 years ago17.8716.589.81016.8713.3815.8890.03
31-40 years ago7.81110.2106.31211.8910.8921.8668.74
41-50 years ago2.0223.6173.3174.5155.41313.2831.95
over 50 years ago18.4719.7715.0827.3625.4644.04149.92
total422.90195.21121.81102.42129.71131.411103.50
© WSL, Swiss National Forest Inventory, 21.06.2020 #816982/283313
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a1.0450.6580.21000.4710.6580.4713.225
less than 10 years ago193.4230.0818.61010.81311.4135.319269.42
11-20 years ago62.3516.4119.9146.7176.3173.623105.14
21-30 years ago14.6115.7192.5283.3242.0321.24129.28
31-40 years ago3.9221.2411.4382.6281.4382.23012.612
41-50 years ago1.6351.0450.6581.7330.6582.1317.616
over 50 years ago4.0221.2411.8333.6231.6354.02216.211
total280.7256.1535.0729.1723.8818.710443.32
101-500 mn/a1.4380.4711.2411.0450.6580.21004.820
less than 10 years ago67.5543.3624.088.11518.0105.619166.63
11-20 years ago36.2729.4815.5117.31615.9115.818110.24
21-30 years ago13.91213.5125.6198.3155.9186.51753.76
31-40 years ago7.1176.7173.5236.6174.3225.91834.18
41-50 years ago3.2253.7232.1305.6182.2307.71624.69
over 50 years ago7.7168.9158.11513.5128.41512.01358.46
total136.93105.9360.1550.5555.4543.66452.32
501-1000 mn/a0.0.0.4710.0.0.0.0.8500.4711.635
less than 10 years ago2.2308.7156.6173.4249.5142.62833.08
11-20 years ago2.2304.4214.3211.4386.4173.22521.89
21-30 years ago0.8504.3214.3212.6283.2253.02618.210
31-40 years ago0.6582.6282.3304.3212.8272.23014.712
41-50 years ago0.21003.0261.8331.8331.9334.72113.212
over 50 years ago0.8507.8163.2257.5167.41612.41239.17
total6.81731.2722.5920.9932.0728.38141.83
over 1000 mn/a0.0.0.0.0.0.0.0.0.4710.21000.658
less than 10 years ago0.4711.4381.4370.0.4.8202.52810.514
11-20 years ago0.0.1.4382.1300.6583.2252.92610.314
21-30 years ago0.0.0.6581.6351.0452.9262.2308.415
31-40 years ago0.21000.6580.4710.21002.7273.8228.016
41-50 years ago0.21000.0.1.2411.0451.7335.2199.414
over 50 years ago0.0.2.0321.6352.6289.71429.0844.86
total0.8506.0188.3155.41925.5846.0692.04
totaln/a2.4291.4381.4381.4382.4291.24110.214
less than 10 years ago263.5283.4450.6522.2943.7616.011479.42
11-20 years ago100.7451.6631.9716.01031.8715.511247.43
21-30 years ago29.3824.1914.01115.21114.01112.912109.54
31-40 years ago11.81311.1137.61613.81111.11314.01169.45
41-50 years ago5.1207.7165.71810.2136.51719.6954.86
over 50 years ago12.51219.91014.61127.2827.1857.35158.63
total425.21199.21125.92105.92136.62136.621129.41
© WSL, Swiss National Forest Inventory, 21.06.2020 #816983/283314
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.0.0.0.0.0.0.21000.21000.0.0.471
less than 10 years ago189.6228.5817.8109.91310.6134.721261.12
11-20 years ago61.1515.9119.9146.1185.7183.225101.94
21-30 years ago14.6115.2192.5283.1251.8331.24128.48
31-40 years ago3.9221.0451.2412.6281.4382.03112.113
41-50 years ago1.6351.0450.6581.7330.6581.9337.416
over 50 years ago3.0261.2411.4383.5231.4384.02214.512
total273.8252.9533.4727.1721.6916.910425.72
101-500 mn/a0.0.0.0.0.0.0.21000.0.0.0.0.2100
less than 10 years ago65.2541.7622.498.11517.2104.621159.23
11-20 years ago35.4728.6814.3116.11714.9115.020104.34
21-30 years ago13.31213.3124.9207.3165.1196.51750.46
31-40 years ago6.7176.1183.3246.6174.1225.91832.68
41-50 years ago3.2253.3251.9325.6182.2307.71624.09
over 50 years ago7.2167.2166.91713.1127.81611.01353.26
total130.93100.2353.8547.0551.3540.76423.92
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.21000.2100
less than 10 years ago2.0328.3156.0183.0268.9152.42930.68
11-20 years ago2.2304.4214.1221.2415.2193.02620.110
21-30 years ago0.8504.1223.7232.6282.7272.82716.811
31-40 years ago0.6581.8332.3303.9222.2302.23012.912
41-50 years ago0.21002.6281.8331.8331.5384.02211.813
over 50 years ago0.8506.6172.8267.5165.51911.21334.37
total6.61727.8820.7919.9925.9825.88126.84
over 1000 mn/a0.0.0.0.0.0.0.0.0.21000.0.0.2100
less than 10 years ago0.4711.4381.2410.0.4.6212.4299.914
11-20 years ago0.0.1.4382.1300.6582.8272.4299.315
21-30 years ago0.0.0.6581.4381.0452.7271.8337.616
31-40 years ago0.21000.4710.4710.21002.5283.5237.216
41-50 years ago0.21000.0.1.2410.6581.7334.6208.415
over 50 years ago0.0.1.6351.0452.6287.91525.1838.27
total0.8505.4197.3165.02022.4939.8680.75
totaln/a0.0.0.0.0.0.0.4710.4710.21001.045
less than 10 years ago257.2279.9447.4521.0941.3614.011460.72
11-20 years ago98.7450.3630.5714.01128.6813.512235.63
21-30 years ago28.7823.3912.61214.01112.41212.312103.24
31-40 years ago11.4139.3147.21613.41110.11413.41264.85
41-50 years ago5.1207.0175.5199.7146.11818.31051.66
over 50 years ago11.01316.71112.01226.6822.5951.35140.13
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #816984/283315
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a13.8113.0252.1292.6262.1291.53525.08
less than 10 years ago190.0229.0718.4910.61210.6124.919263.42
11-20 years ago55.0514.5118.8145.9175.6173.22393.04
21-30 years ago12.9115.0192.2282.9241.7321.14125.98
31-40 years ago3.5221.1411.3382.3281.2381.93011.212
41-50 years ago1.4350.9450.5581.5330.6581.8316.816
over 50 years ago3.5221.1411.6333.2231.4353.62214.411
total280.1254.6534.8629.0723.2817.99439.61
101-500 mn/a9.1149.2146.6166.6164.5193.62239.87
less than 10 years ago65.7543.3624.888.41418.495.717166.33
11-20 years ago31.9726.3813.7116.51614.3115.31898.04
21-30 years ago12.21212.0124.9197.3155.3185.71747.46
31-40 years ago6.3176.0173.1235.9173.8225.21830.28
41-50 years ago2.8253.3231.9305.0182.0306.81621.89
over 50 years ago6.8167.9157.01511.9127.41510.71351.76
total134.73108.0362.0451.6555.7543.15455.22
501-1000 mn/a0.21002.6262.3281.7313.0243.02412.712
less than 10 years ago2.3288.1156.1173.3239.9133.02432.77
11-20 years ago2.0303.9213.8211.2385.6172.82519.39
21-30 years ago0.7503.9213.8212.3282.8252.62616.110
31-40 years ago0.5582.3282.0303.8212.5271.93013.012
41-50 years ago0.21002.7261.5331.6331.7334.12111.812
over 50 years ago0.7507.0162.8256.6166.61611.01234.77
total6.61630.5722.3820.5932.0728.57140.33
over 1000 mn/a0.0.1.3380.8450.5582.0305.51710.113
less than 10 years ago0.4711.2381.9300.0.5.3182.62611.412
11-20 years ago0.0.1.3381.9300.5582.9252.6269.214
21-30 years ago0.0.0.5581.4350.9452.6262.0307.415
31-40 years ago0.21000.5580.3710.21002.4273.4227.116
41-50 years ago0.21000.0.1.1410.9451.5334.6198.314
over 50 years ago0.0.1.8321.4352.3288.61425.8839.86
total0.7506.6168.9145.31825.3846.5593.34
totaln/a23.1816.11011.81211.51211.61213.61187.64
less than 10 years ago258.3281.7451.2522.3844.2516.110473.81
11-20 years ago88.8446.0628.1714.21028.3714.011219.43
21-30 years ago25.9821.4912.31113.41112.41211.41296.84
31-40 years ago10.4139.9136.71612.2119.91312.41161.55
41-50 years ago4.5206.9165.0189.0135.81717.4948.66
over 50 years ago11.11217.81012.81124.0824.0851.15140.73
total422.11199.71128.02106.42136.12136.021128.41
© WSL, Swiss National Forest Inventory, 21.06.2020 #816985/283316
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mless than 10 years ago205.4236.2721.5910.51311.2135.120289.82
11-20 years ago42.669.3157.1165.7187.8163.02675.55
21-30 years ago21.396.0183.5233.8231.4382.62838.67
31-40 years ago6.1183.6231.3381.8331.2411.24115.211
41-50 years ago2.5280.8500.4711.9321.0450.6587.216
over 50 years ago2.5281.6350.8504.4202.0324.92016.211
total280.6257.4534.6728.1724.6817.310442.52
101-500 mless than 10 years ago68.0545.7623.489.41417.6106.317170.53
11-20 years ago22.6919.01011.0134.82010.5134.02272.05
21-30 years ago16.81111.3136.8173.5237.9153.62349.86
31-40 years ago6.3188.2153.2254.6204.0222.82629.08
41-50 years ago3.7235.2192.9266.1182.3294.92025.29
over 50 years ago7.11710.1147.21618.999.51420.7973.55
total124.5399.5354.4547.3551.8542.56419.92
501-1000 mless than 10 years ago2.2305.0206.4171.8335.6192.23023.19
11-20 years ago1.0454.4212.6282.0326.1181.24117.311
21-30 years ago1.0453.4242.0311.2412.9262.23012.712
31-40 years ago0.6583.2252.5270.4712.5282.03211.213
41-50 years ago0.8501.5351.6352.9260.7501.6359.215
over 50 years ago0.8508.3153.62310.6137.11615.21145.66
total6.51825.9818.6918.91024.9824.38119.14
over 1000 mless than 10 years ago0.4711.0451.4380.21003.2251.2417.316
11-20 years ago0.21000.8501.0440.21002.0311.2415.319
21-30 years ago0.0.0.4711.0450.21003.0262.0326.617
31-40 years ago0.0.0.21001.6350.6581.5352.6286.517
41-50 years ago0.0.0.4710.6580.6581.4383.1256.018
over 50 years ago0.0.0.8502.0323.0269.01429.0743.86
total0.6583.6237.5164.82020.1939.0675.65
totalless than 10 years ago276.0287.9452.6521.9937.5614.811490.71
11-20 years ago66.5533.5721.7912.71226.489.414170.13
21-30 years ago39.1721.1913.3128.61515.21110.413107.74
31-40 years ago13.01215.1118.6157.4169.1148.61561.85
41-50 years ago7.0177.9165.61911.5125.41910.21447.76
over 50 years ago10.41420.9913.61236.9627.6869.74179.13
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #816986/283317
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mless than 10 years ago209.4238.2722.5911.31312.6125.719299.62
11-20 years ago44.4610.5147.7166.1178.8153.22580.85
21-30 years ago22.796.4183.5234.7202.2303.42442.97
31-40 years ago6.1184.0221.3382.0321.2411.43816.011
41-50 years ago2.5281.0450.4711.9321.0450.6587.516
over 50 years ago3.6241.6351.5355.0192.4295.31919.410
total288.8261.8537.0631.0728.2819.510466.21
101-500 mless than 10 years ago71.3547.9626.3810.71319.6106.917182.63
11-20 years ago24.3920.41012.6125.41912.0135.41980.15
21-30 years ago17.21112.1137.5165.9189.9145.41958.16
31-40 years ago7.0179.1143.6236.2175.0203.42434.37
41-50 years ago3.7235.5193.3246.3172.5285.12026.49
over 50 years ago7.51612.7129.61420.3911.31322.3983.75
total130.93107.8363.0454.8560.2548.55465.32
501-1000 mless than 10 years ago2.2305.4196.4172.0326.6172.62825.19
11-20 years ago1.4385.2193.2252.2306.7172.23020.910
21-30 years ago1.2413.4242.2301.8335.3193.22517.211
31-40 years ago0.6583.4242.7260.6582.9262.42912.612
41-50 years ago0.8502.3291.6353.7230.9452.42911.813
over 50 years ago0.85010.9135.02011.01310.11419.11056.96
total7.11730.7821.1921.4932.6731.77144.53
over 1000 mless than 10 years ago0.4711.0451.5350.4713.4241.6358.315
11-20 years ago0.21001.0451.2410.21002.8272.4297.716
21-30 years ago0.0.0.4711.4380.6583.6234.72010.714
31-40 years ago0.0.0.21002.0321.0452.1304.3219.614
41-50 years ago0.0.0.8500.8501.0451.6354.1228.215
over 50 years ago0.0.2.0322.4294.42111.21336.9757.05
total0.6585.4199.3147.71624.7854.05101.64
totalless than 10 years ago283.2292.6456.7524.4842.1616.710515.71
11-20 years ago70.3537.2724.7813.91130.2713.112189.53
21-30 years ago41.1722.3914.71113.11221.0916.610128.94
31-40 years ago13.81216.7109.6149.81411.21311.51372.65
41-50 years ago7.0179.5146.21813.0126.01812.21253.96
over 50 years ago11.91327.3818.51040.7635.0783.54217.03
total427.31205.61130.42114.82145.62153.721177.51
© WSL, Swiss National Forest Inventory, 21.06.2020 #816987/283318
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mless than 10 years ago206.1236.8622.5811.11212.2125.917294.62
11-20 years ago43.6610.6137.5156.6168.2142.82579.45
21-30 years ago24.586.9163.7224.7193.0243.42346.26
31-40 years ago6.0173.6221.3352.5271.2381.43516.010
41-50 years ago3.0241.1410.4712.1290.9451.1418.514
over 50 years ago4.1211.6331.5335.0182.5275.01919.89
total287.4260.6536.9631.9628.0719.79464.51
101-500 mless than 10 years ago71.5548.1526.1810.41319.597.515183.13
11-20 years ago24.1820.8912.4115.31812.2124.81979.65
21-30 years ago17.71012.3128.3145.8179.8135.51859.55
31-40 years ago6.9168.8144.0216.5165.0193.62234.77
41-50 years ago3.5225.5183.3235.8172.5274.91925.58
over 50 years ago7.71512.61210.51320.2911.51221.6884.14
total131.53108.1364.6454.0460.4448.05466.52
501-1000 mless than 10 years ago2.3284.9196.0172.1296.2172.92524.58
11-20 years ago1.3384.9192.8251.9306.6162.12919.79
21-30 years ago1.4353.7222.1291.8325.0193.02417.110
31-40 years ago0.5583.5222.8250.9452.9242.32813.012
41-50 years ago0.7502.2281.6333.5221.2382.52711.712
over 50 years ago0.75010.3134.81910.11310.61319.6956.15
total7.01629.7720.1920.4932.5732.37142.03
over 1000 mless than 10 years ago0.4711.1411.9300.4713.4231.8328.814
11-20 years ago0.4710.9451.3380.21002.7262.1297.415
21-30 years ago0.0.0.5581.2380.7503.6224.61910.713
31-40 years ago0.0.0.5581.8321.3382.1294.42010.113
41-50 years ago0.0.0.9450.7500.9451.6333.7227.715
over 50 years ago0.0.1.9302.5275.01910.91236.5656.75
total0.7505.8179.3138.41424.2853.05101.54
totalless than 10 years ago280.3291.0456.5524.0841.3618.09511.01
11-20 years ago69.4537.1624.0814.01129.6711.912186.13
21-30 years ago43.7623.5815.31013.01121.4916.510133.43
31-40 years ago13.51116.4109.91311.11211.21211.71273.95
41-50 years ago7.3159.7136.01712.2116.21712.11253.56
over 50 years ago12.51226.4819.3940.3635.5682.73216.62
total426.61204.21131.02114.72145.12152.921174.50
© WSL, Swiss National Forest Inventory, 21.06.2020 #816988/283319
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago205.0232.0718.91010.41312.3126.018284.72
11-20 years ago47.8615.6119.2145.1197.4162.03287.15
21-30 years ago16.4114.7212.9263.2243.8232.03133.08
31-40 years ago6.2183.9231.4382.8272.0321.43817.611
41-50 years ago4.3211.6350.6581.7330.8500.6589.614
over 50 years ago4.3211.6351.0454.8202.3293.62317.710
total284.5259.4534.1728.0728.6715.611450.22
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago61.5541.9619.599.01412.6127.017151.53
11-20 years ago24.3919.91012.7126.61714.0114.42181.95
21-30 years ago11.11311.7136.5173.4249.2142.92744.87
31-40 years ago9.2156.9174.2212.4296.3172.42931.48
41-50 years ago4.5216.6172.4294.9203.5235.71827.68
over 50 years ago9.01510.8137.91519.6911.41321.4980.15
total119.5397.8353.1545.8557.0543.86417.12
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.6247.1174.4212.3293.2251.63522.29
11-20 years ago1.2413.5244.1221.9313.7230.65815.011
21-30 years ago0.6582.5282.2301.6353.2241.83311.913
31-40 years ago0.6581.6351.6351.0452.3292.1309.315
41-50 years ago0.0.2.9262.6270.8502.7271.83310.813
over 50 years ago1.2418.1165.02012.6126.31716.51049.76
total7.31725.7819.8920.3921.4924.48118.84
over 1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.4710.8501.8330.4710.8501.2415.319
11-20 years ago0.21000.4710.8500.4711.0451.8334.721
21-30 years ago0.0.0.6581.2410.21001.6351.4385.020
31-40 years ago0.0.0.21001.4380.4711.6352.0315.619
41-50 years ago0.0.0.0.1.0450.6581.0452.9265.519
over 50 years ago0.21001.4382.0323.0268.31529.9744.96
total0.8503.5248.2155.02014.31139.3671.05
totaln/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago270.5281.9444.6622.1928.9815.811463.72
11-20 years ago73.5539.4726.8814.11126.088.915188.73
21-30 years ago28.1819.61012.8128.31517.9108.01594.74
31-40 years ago15.91112.6128.6156.51712.2128.01563.85
41-50 years ago8.91511.1136.6178.0158.01511.01353.66
over 50 years ago14.71121.9915.91140.0628.4871.44192.33
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #816989/283320
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago209.8233.2719.9911.01314.0116.218294.12
11-20 years ago49.2617.6109.5145.5198.1152.23092.24
21-30 years ago17.1114.9203.3244.2214.4212.42936.37
31-40 years ago6.8174.1221.4383.3242.4292.03219.910
41-50 years ago4.3211.8330.6581.7330.8500.85010.014
over 50 years ago4.7202.1321.2414.8203.0264.02219.710
total292.2263.7535.9630.6732.7717.510472.61
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago63.9544.6622.6912.01215.2118.016166.23
11-20 years ago26.3821.1915.1116.81615.2115.02089.55
21-30 years ago11.91314.2127.5164.42112.1133.92353.96
31-40 years ago9.6147.5165.0194.8207.9154.62139.47
41-50 years ago4.9207.1162.6286.7174.1226.11831.68
over 50 years ago9.81413.81210.31422.2914.31123.8894.24
total126.43108.3363.0456.9568.7451.45474.72
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.0227.9164.8203.0264.2221.83325.69
11-20 years ago1.6354.5214.1221.9314.7201.24118.110
21-30 years ago0.6583.5232.6282.2304.7203.12516.711
31-40 years ago0.6582.0322.0311.6353.9222.92613.112
41-50 years ago0.0.3.2253.4242.3303.6232.42914.712
over 50 years ago1.24110.1147.01714.0119.71419.81061.85
total8.11631.1723.9825.0830.7731.27150.03
over 1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.6580.8502.2300.6581.0452.1307.316
11-20 years ago0.21000.4710.8500.4711.0452.0314.920
21-30 years ago0.0.0.8502.2300.21003.0263.0269.215
31-40 years ago0.0.0.21001.8331.0452.0324.8209.814
41-50 years ago0.0.0.0.1.0450.8501.4384.9208.116
over 50 years ago0.4713.2253.6245.71911.11341.3665.45
total1.2415.51911.6138.61519.51058.15104.64
totaln/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago278.3286.5449.4526.5834.4718.110493.31
11-20 years ago77.3543.6629.5714.71129.0810.513204.63
21-30 years ago29.6823.4915.61110.91324.2912.312116.04
31-40 years ago17.01113.81210.21310.81316.21114.31182.25
41-50 years ago9.21412.1127.61611.5139.81414.21164.45
over 50 years ago16.11129.2822.1946.7538.0788.93241.02
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 21.06.2020 #816990/283321
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mn/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago208.0232.8719.7910.81313.4126.218291.02
11-20 years ago48.8617.0119.5145.5198.0152.03290.84
21-30 years ago17.1114.9203.3244.0214.4212.42936.17
31-40 years ago6.6173.9231.4383.1252.4292.03219.310
41-50 years ago4.3211.8330.6581.7330.8500.85010.014
over 50 years ago4.5211.8331.0454.8202.8274.02218.910
total289.7262.3535.5730.0731.7717.310466.51
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago63.1543.4621.6911.21314.4117.616161.23
11-20 years ago25.5920.71014.3116.61715.2114.62186.95
21-30 years ago11.51313.2126.9174.02210.9133.72350.16
31-40 years ago9.6147.3164.8204.0227.9154.22237.87
41-50 years ago4.9207.1162.4296.3173.9226.11830.88
over 50 years ago9.61412.4139.71421.6913.51222.6989.34
total124.23104.1359.6553.7565.7448.85456.12
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.0227.7164.4213.0263.8231.83324.69
11-20 years ago1.4384.1224.1221.9314.7201.24117.511
21-30 years ago0.6583.1252.6281.6354.1222.92614.811
31-40 years ago0.6582.0321.8331.6353.9222.92612.912
41-50 years ago0.0.3.2253.0261.4383.3242.03112.912
over 50 years ago1.2419.7146.61713.4128.31519.41058.66
total7.91629.7822.5922.9928.1830.27141.33
over 1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.6580.8502.0310.6581.0452.1307.117
11-20 years ago0.21000.4710.8500.4711.0452.0314.920
21-30 years ago0.0.0.8501.6350.21002.2303.0267.816
31-40 years ago0.0.0.21001.8330.8502.0324.0228.815
41-50 years ago0.0.0.0.1.0450.6581.4384.5217.516
over 50 years ago0.21003.1262.8274.6219.71438.0658.45
total1.0455.31910.0147.21617.31053.6594.44
totaln/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago275.8284.7447.6525.5832.6717.710484.02
11-20 years ago75.9542.2628.7814.51128.889.914200.03
21-30 years ago29.2822.0914.4119.71421.5911.913108.84
31-40 years ago16.81113.4129.8149.61416.21113.11278.85
41-50 years ago9.21412.1127.01610.1149.41413.41261.26
over 50 years ago15.51127.0820.1944.5634.2784.04225.33
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 21.06.2020 #816991/283322
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
up to 100 mless than 10 years ago208.0237.4722.1911.31312.2125.519296.42
11-20 years ago43.8610.3147.5166.1178.8153.22579.85
21-30 years ago22.196.4183.5234.7201.8333.42441.97
31-40 years ago6.1184.0221.3381.8331.2411.43815.811
41-50 years ago2.5280.8500.4711.9321.0450.6587.216
over 50 years ago3.4241.6351.4384.8202.4295.31918.810
total286.0260.5536.2630.6727.3819.310459.92
101-500 mless than 10 years ago70.7547.3625.3810.71319.4106.917180.23
11-20 years ago23.7920.41012.2125.41912.0135.41979.15
21-30 years ago17.21112.1137.4165.9189.7145.21957.56
31-40 years ago6.9178.7153.6236.2174.8203.42433.58
41-50 years ago3.7235.5193.3246.3172.5285.12026.49
over 50 years ago7.31612.1139.21420.1911.31321.7981.75
total129.33106.2361.0554.6559.6547.75458.52
501-1000 mless than 10 years ago2.2305.2196.4172.0326.6172.62824.99
11-20 years ago1.2415.0203.2252.2306.5172.23020.310
21-30 years ago1.2413.4242.2301.8335.3193.02617.011
31-40 years ago0.6583.4242.7260.6582.7272.42912.413
41-50 years ago0.8502.1301.6353.7230.9452.42911.613
over 50 years ago0.85010.1145.02011.0139.51418.11054.56
total6.91729.3821.1921.4931.6730.67140.73
over 1000 mless than 10 years ago0.4711.0451.5350.4713.4241.6358.315
11-20 years ago0.21001.0451.2410.21002.8272.2307.516
21-30 years ago0.0.0.4711.4380.6583.6234.52110.514
31-40 years ago0.0.0.21002.0320.8502.1304.3219.414
41-50 years ago0.0.0.8500.8500.8501.6353.9227.816
over 50 years ago0.0.2.0322.4294.42110.81335.9755.66
total0.6585.4199.3147.31624.3852.4599.24
totalless than 10 years ago281.2290.9455.3524.4841.5616.611509.91
11-20 years ago68.9536.8724.1813.91130.0712.912186.63
21-30 years ago40.5722.3914.51113.11220.4916.011126.94
31-40 years ago13.61216.3119.6149.41410.81311.51371.25
41-50 years ago7.0179.1146.21812.8126.01812.01253.16
over 50 years ago11.51325.9817.91040.3634.0781.04210.73
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 21.06.2020 #816992/283323
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4710.6580.4710.21001.635
less than 10 years ago50.3539.761.6350.0.91.63
11-20 years ago12.31215.4110.6580.210028.58
21-30 years ago2.5286.4170.4710.0.9.314
31-40 years ago1.3381.9320.21000.0.3.523
41-50 years ago0.4711.0450.0.0.0.1.338
over 50 years ago3.1255.4190.4710.0.8.914
total70.4470.443.6230.471144.81
Eastern Juran/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago26.966.7170.21000.0.33.84
11-20 years ago5.6180.9500.0.0.0.6.517
21-30 years ago1.5381.7350.21000.0.3.425
31-40 years ago0.8490.31000.0.0.0.1.144
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.31000.5710.0.0.0.0.757
total35.3410.0130.4710.0.45.72
Western Plateaun/a0.0.0.21000.0.0.0.0.2100
less than 10 years ago14.11012.6111.0440.0.27.76
11-20 years ago4.5204.9200.6580.0.10.013
21-30 years ago2.0321.9330.21000.0.4.122
31-40 years ago0.7570.4710.0.0.0.1.144
41-50 years ago0.21000.21000.0.0.0.0.471
over 50 years ago1.0441.8330.6580.0.3.524
total22.5722.182.4280.0.47.02
Central Plateaun/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago41.5418.090.6570.0.60.12
11-20 years ago3.1252.2300.21000.0.5.518
21-30 years ago0.4710.9450.0.0.21001.535
31-40 years ago0.0.0.6580.0.0.0.0.658
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.4700.9440.0.0.0.1.338
total45.4422.680.8490.210069.01
Eastern Plateaun/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago72.7313.0120.6580.210086.52
11-20 years ago10.2133.9220.21000.0.14.311
21-30 years ago1.2411.0450.0.0.0.2.130
31-40 years ago0.0.0.4710.0.0.0.0.471
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.9451.3380.0.0.0.2.329
total85.0219.790.8500.2100105.61
Western Pre-Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.7157.5152.2290.55817.98
11-20 years ago2.2305.7172.8270.85111.512
21-30 years ago0.0.2.1320.8510.21003.126
31-40 years ago0.8571.1451.2410.0.3.127
41-50 years ago0.21000.7500.0.0.21001.141
over 50 years ago0.4711.5381.1450.7593.624
total11.31218.688.1152.42940.33
Central Pre-Alpsn/a0.0.0.0.0.21000.0.0.2100
less than 10 years ago18.81035.265.8181.93161.74
11-20 years ago3.32511.1132.1320.65817.110
21-30 years ago0.7582.7280.8500.4714.621
31-40 years ago0.4711.4381.2410.21003.225
41-50 years ago0.21000.7490.7500.21001.831
over 50 years ago0.7582.3292.5271.1416.617
total24.0853.5413.3124.42195.12
Eastern Pre-Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago15.01022.483.6221.14142.25
11-20 years ago3.5245.3192.6270.85012.112
21-30 years ago1.1442.6281.2410.4715.219
31-40 years ago0.21001.6351.5350.4713.822
41-50 years ago0.0.0.6580.4700.0.0.944
over 50 years ago0.0.2.1311.1440.4703.624
total19.8934.5610.4133.12567.73
Northwestern Alpsn/a0.0.0.0.0.4710.21000.658
less than 10 years ago5.02011.6123.9220.85021.38
11-20 years ago1.6356.0182.7270.65810.913
21-30 years ago0.6583.2251.5370.8506.217
31-40 years ago0.21002.3301.7350.21004.421
41-50 years ago0.0.0.7500.3700.4711.535
over 50 years ago0.4712.1312.5281.2416.218
total7.81525.9713.0114.42151.13
Central Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.6262.5272.3280.7508.113
11-20 years ago0.0.1.7331.3371.0444.020
21-30 years ago0.0.1.0450.21000.4711.535
31-40 years ago0.0.0.21000.21000.4710.850
41-50 years ago0.4710.4690.21000.0.0.942
over 50 years ago0.21003.2241.0441.2405.617
total3.2238.9125.2183.62120.95
Northeastern Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.3245.9161.8332.03312.910
11-20 years ago0.6581.9281.2410.8514.520
21-30 years ago0.21000.8441.3410.8503.124
31-40 years ago0.21001.2370.31000.4732.130
41-50 years ago0.0.0.6590.0.0.4721.145
over 50 years ago0.4700.9441.1400.6593.024
total4.52011.3105.7175.11926.65
Southwestern Alpsn/a0.4710.4710.0.0.0.0.750
less than 10 years ago9.5148.3151.8330.85020.59
11-20 years ago3.6228.6153.6231.63517.410
21-30 years ago3.0268.0155.3191.43817.710
31-40 years ago1.7335.0193.6231.63511.912
41-50 years ago0.4712.2301.7330.8505.019
over 50 years ago3.72310.5138.1153.42425.78
total22.3843.0524.189.51499.02
Southeastern Alpsn/a0.21000.0.0.0.0.21000.471
less than 10 years ago10.31421.3910.4139.21451.25
11-20 years ago2.9266.4175.0204.72019.19
21-30 years ago1.0455.6193.2254.82014.611
31-40 years ago0.6572.9262.6283.8239.814
41-50 years ago0.6581.7330.5571.2414.122
over 50 years ago1.4386.7175.6188.41522.19
total17.11044.7627.3832.27121.32
Southern Alpsn/a0.0.0.0.0.21000.0.0.2100
less than 10 years ago6.2187.4163.2252.23019.010
11-20 years ago2.8277.5163.4242.03215.811
21-30 years ago1.8335.6193.2253.72314.211
31-40 years ago1.9338.7154.4215.01920.09
41-50 years ago0.8502.8273.9225.91813.512
over 50 years ago2.6288.4158.61520.8940.36
total16.11140.4627.0839.66123.12
Switzerlandn/a1.2411.1411.2410.6584.122
less than 10 years ago283.92212.0339.1719.510554.51
11-20 years ago56.2681.5526.3913.212177.23
21-30 years ago15.91143.6718.31013.01290.85
31-40 years ago8.91527.9817.01112.01365.75
41-50 years ago3.22511.6137.8169.11531.78
over 50 years ago15.41147.6632.5837.87133.34
total384.62425.52142.13105.241057.41
© WSL, Swiss National Forest Inventory, 21.06.2020 #816993/283324
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4710.6580.4710.21001.635
less than 10 years ago51.3540.761.6350.0.93.63
11-20 years ago12.51215.8110.6580.210029.18
21-30 years ago2.5286.6170.4710.0.9.514
31-40 years ago1.3381.9320.21000.0.3.523
41-50 years ago0.6581.0450.0.0.0.1.535
over 50 years ago3.3245.6180.4710.0.9.314
total71.9472.243.6230.471148.21
Eastern Juran/a0.21000.0.0.0.0.0.0.2100
less than 10 years ago27.166.7170.21000.0.34.04
11-20 years ago5.6180.9500.0.0.0.6.517
21-30 years ago1.5381.7350.21000.0.3.425
31-40 years ago0.8490.31000.0.0.0.1.144
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.31000.5710.0.0.0.0.757
total35.6410.0130.4710.0.46.02
Western Plateaun/a0.0.0.21000.0.0.0.0.2100
less than 10 years ago14.81013.0111.0440.0.28.86
11-20 years ago4.5205.1190.6580.0.10.213
21-30 years ago2.0321.9330.21000.0.4.122
31-40 years ago0.7570.4710.0.0.0.1.144
41-50 years ago0.21000.21000.0.0.0.0.471
over 50 years ago1.0442.2300.6580.0.3.822
total23.2723.172.4280.0.48.72
Central Plateaun/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago41.7418.490.6570.0.60.72
11-20 years ago3.1252.4290.21000.0.5.718
21-30 years ago0.4710.9450.0.0.21001.535
31-40 years ago0.0.0.6580.0.0.0.0.658
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.4700.9440.21000.21001.733
total45.6423.281.0440.47170.11
Eastern Plateaun/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago73.3313.6110.8500.210087.82
11-20 years ago10.6133.9220.21000.0.14.711
21-30 years ago1.2411.0450.0.0.0.2.130
31-40 years ago0.0.0.4710.0.0.0.0.471
41-50 years ago0.0.0.0.0.0.0.0.0.0.
over 50 years ago1.1411.5350.0.0.0.2.627
total86.1220.491.0450.2100107.71
Western Pre-Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.7157.5152.2290.55817.98
11-20 years ago2.2306.0172.8270.85111.811
21-30 years ago0.0.2.1320.8510.4733.425
31-40 years ago0.8571.1451.2410.21003.326
41-50 years ago0.21000.7500.0.0.21001.141
over 50 years ago0.4711.7361.1450.7593.823
total11.31219.188.1152.82741.33
Central Pre-Alpsn/a0.0.0.0.0.21000.0.0.2100
less than 10 years ago19.8936.666.0181.93164.34
11-20 years ago3.52411.1132.1320.65817.210
21-30 years ago0.7582.9271.0450.4715.020
31-40 years ago0.4711.4381.4380.21003.424
41-50 years ago0.21000.7490.7500.21001.831
over 50 years ago0.7582.7272.5271.1417.016
total25.2855.5413.8114.42198.92
Eastern Pre-Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago15.21023.283.8221.14143.45
11-20 years ago3.5246.3172.6270.85013.212
21-30 years ago1.1442.6281.2410.4715.219
31-40 years ago0.21001.6351.5350.4713.822
41-50 years ago0.0.0.6580.4700.0.0.944
over 50 years ago0.21002.1311.1440.4703.823
total20.2936.3610.5133.12570.12
Northwestern Alpsn/a0.0.0.0.0.4710.21000.658
less than 10 years ago5.41911.8123.9221.04522.18
11-20 years ago2.0316.0182.9260.65811.512
21-30 years ago0.8503.4241.7351.0457.016
31-40 years ago0.21002.7271.9330.21005.020
41-50 years ago0.0.0.7500.3700.4711.535
over 50 years ago0.6582.1312.7271.6357.017
total9.01426.7713.8115.21954.73
Central Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.8253.1242.3280.7508.913
11-20 years ago0.0.1.7331.5351.0444.220
21-30 years ago0.21001.1400.21000.4711.931
31-40 years ago0.0.0.21000.21000.4710.850
41-50 years ago0.4710.4690.21000.0.0.942
over 50 years ago0.21003.2241.6341.2406.116
total3.5219.7126.0163.62122.95
Northeastern Alpsn/a0.0.0.0.0.0.0.0.0.0.
less than 10 years ago3.5236.1161.8332.03313.310
11-20 years ago0.8492.1271.2410.8514.919
21-30 years ago0.21001.0401.3410.8503.324
31-40 years ago0.21001.2370.31000.4732.130
41-50 years ago0.0.0.6590.0.0.4721.145
over 50 years ago0.4701.1401.1401.0453.521
total4.91912.195.7175.51828.25
Southwestern Alpsn/a0.4710.4710.0.0.0.0.750
less than 10 years ago9.9138.7142.0310.85021.49
11-20 years ago4.7209.1143.8231.63519.19
21-30 years ago3.0268.0155.3191.63517.910
31-40 years ago1.7335.0193.6231.63511.912
41-50 years ago0.4712.2301.7330.8505.019
over 50 years ago4.12211.3138.5153.62327.58
total24.1844.6524.989.914103.62
Southeastern Alpsn/a0.21000.0.0.0.0.21000.471
less than 10 years ago10.91321.7910.8139.41452.85
11-20 years ago3.1256.4175.2194.92019.79
21-30 years ago1.0455.6193.4245.02015.011
31-40 years ago0.6572.9262.6283.8239.814
41-50 years ago0.6581.7330.5571.2414.122
over 50 years ago1.4387.1167.0169.61425.18
total17.91045.5629.5734.17127.02
Southern Alpsn/a0.0.0.0.0.21000.0.0.2100
less than 10 years ago6.8177.9153.6232.42920.89
11-20 years ago3.2257.7163.4242.03216.310
21-30 years ago2.2305.6193.2253.72314.611
31-40 years ago1.9338.7154.9205.01920.59
41-50 years ago0.8503.0264.1226.11814.111
over 50 years ago2.6289.2149.01422.3943.16
total17.41042.2628.4841.66129.52
Switzerlandn/a1.2411.1411.2410.6584.122
less than 10 years ago290.22219.0340.7720.110570.01
11-20 years ago59.2684.6527.1913.412184.33
21-30 years ago16.61144.7718.81013.91294.04
31-40 years ago8.91528.3817.71112.21367.15
41-50 years ago3.42411.8138.0159.31432.58
over 50 years ago16.51151.2635.7741.77145.13
total396.02440.72149.23111.241097.01
© WSL, Swiss National Forest Inventory, 21.06.2020 #816994/283325
search result: 155765 entries on 6491 pages

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