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NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%................1.60.8..4.54.5................0.90.63.63.51.91.81.90.9....0.90.3
1-4%......1.40.8........0.80.6................2.52.5..1.30.83.63.5..2.41.0....1.10.3
5-9%......0.50.5........0.40.4........3.83.8......2.52.5..1.70.9....0.90.7....0.70.2
10-25%....10.09.71.80.9........0.40.4..9.16.2....7.75.31.21.2....5.03.5..1.70.93.63.51.91.82.81.1....1.80.4
26-50%......0.50.5......3.83.81.20.7..4.54.5......2.41.7....2.52.5..0.40.4..1.91.81.90.9....1.10.3
51-75%..............3.83.80.80.6....................0.90.6..3.72.60.90.7..25.021.70.80.2
76-100%......0.50.5....................1.21.2..............0.50.5....0.20.1
total....10.09.74.61.4......7.75.35.21.4..18.28.3....11.56.34.82.3....12.55.3..7.01.710.75.99.34.011.32.2..25.021.76.70.7
less stable< 1%..10.09.810.09.70.90.6..6.73.7..7.75.34.41.33.33.3......3.83.86.02.6....5.03.5..2.21.07.14.91.91.82.81.1....3.20.5
1-4%..10.09.8..2.71.1..6.73.7..11.56.38.01.73.33.34.54.57.16.9..11.56.33.62.0....5.03.5..10.92.13.63.53.72.69.02.0....6.70.7
5-9%33.327.310.09.8..9.11.910.09.66.73.7..3.83.811.12.03.33.39.16.2..28.617.411.56.38.33.0..16.715.310.04.8..13.12.2..13.04.612.72.3....10.30.8
10-25%....10.09.716.92.540.015.622.16.2..15.47.110.01.910.05.518.28.37.16.914.313.515.47.115.54.0..33.319.315.05.720.012.717.92.510.75.912.94.613.72.411.110.850.025.114.91.0
26-50%......5.91.6..6.73.7..11.56.35.21.46.74.69.16.2....11.56.39.53.2..16.715.37.54.210.09.58.81.918.37.47.43.68.01.911.110.8..7.40.7
51-75%..10.09.8..1.80.9..4.43.1..3.83.81.20.73.33.39.16.27.16.9..7.75.310.73.4....2.52.510.09.52.21.0..5.63.10.90.711.110.8..2.90.5
76-100%33.327.3....1.80.9......3.83.80.80.63.33.34.54.57.16.914.313.53.83.81.21.2..33.319.3....1.30.8..3.72.6..11.110.8..1.70.4
total66.727.340.015.820.012.939.33.350.015.953.37.5..57.79.740.63.133.38.654.510.628.612.157.119.065.49.354.75.4..100.0.45.07.940.015.656.33.339.69.348.16.847.13.444.417.150.025.147.01.4
stable< 1%..10.09.8..0.50.510.09.6....3.83.84.01.2..........2.41.7....2.52.5..2.61.1....1.90.9....2.00.4
1-4%..20.013.020.012.98.21.9..4.43.1..3.83.814.82.2..........6.02.650.035.8..5.03.5..7.91.8..3.72.611.82.2....8.40.7
5-9%..10.09.8..11.42.2..2.22.2..3.83.87.21.63.33.34.54.5......5.92.6....2.52.5..11.42.114.26.67.43.67.11.8....7.60.7
10-25%33.327.320.013.030.014.816.02.510.09.611.14.7..11.56.318.32.420.07.34.54.514.39.4..19.27.810.73.4....10.04.810.09.58.81.914.26.69.23.912.72.311.110.8..13.40.9
26-50%....20.012.911.92.220.012.815.65.4..7.75.37.61.716.76.818.28.314.39.428.617.4..7.12.8....15.05.720.012.75.21.510.75.913.04.66.61.733.316.2..9.20.8
51-75%......6.01.6..11.14.7....2.00.916.76.8..21.411.0..3.83.84.82.3....5.03.530.014.60.90.610.75.91.91.81.40.8....3.70.5
76-100%......2.31.010.09.62.22.2..3.83.80.40.410.05.5..21.411.014.313.5..3.62.050.035.8..2.52.5......7.43.6..11.110.825.021.72.10.4
total33.327.360.015.770.014.756.23.450.015.946.77.5..34.69.454.23.166.78.627.39.571.412.142.919.123.18.340.55.4100.0...42.57.860.015.636.73.249.89.542.66.741.53.455.617.025.021.746.31.4
total< 1%..20.013.010.09.71.40.810.09.66.73.7..11.56.310.01.93.33.34.54.5....3.83.88.33.0....7.54.2..5.71.510.75.93.72.66.61.7....6.10.7
1-4%..30.014.920.012.912.32.2..11.14.7..15.47.123.52.73.33.34.54.57.16.9..11.56.39.53.250.035.8..12.55.3..20.02.67.14.97.43.623.12.9....16.21.0
5-9%33.327.320.013.0..21.02.810.09.68.94.3..7.75.318.72.56.74.613.67.3..28.617.415.47.114.33.8..16.715.315.05.7..26.22.914.26.620.45.520.82.8....18.61.1
10-25%33.327.320.013.050.016.134.73.250.015.933.37.0..26.98.828.72.930.08.431.810.021.411.014.313.542.39.827.44.9..33.319.330.07.330.014.628.43.028.48.623.95.829.23.122.214.350.025.130.01.2
26-50%....20.012.918.32.620.012.822.26.2..23.18.314.02.223.37.831.810.014.39.428.617.411.56.319.04.3..16.715.325.06.930.014.614.42.328.98.722.35.716.52.644.417.1..17.71.0
51-75%..10.09.8..7.81.8..15.65.4..7.75.34.01.220.07.39.16.228.612.1..11.56.315.54.0....7.54.240.015.63.91.310.75.911.14.33.31.211.110.825.021.77.30.7
76-100%33.327.3....4.61.410.09.62.22.2..7.75.31.20.713.36.24.54.528.612.128.617.43.83.86.02.650.035.833.319.32.52.5..1.30.8..11.14.30.50.522.214.325.021.74.00.5
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #171065/157448

NFI2

forest area: altitudinal vegetation zone · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpinen/a............
< 1%............
1-9%......0.771..0.771
10-25%............
26-50%............
51-75%............
76-100%............
total......0.771..0.771
lower subalpinen/a......0.4100..0.4100
< 1%......0.771..0.771
1-9%0.4100..0.41001.4500.41002.538
10-25%......1.058..1.058
26-50%......1.4500.41001.745
51-75%......0.3100..0.3100
76-100%............
total0.4100..0.41005.2260.7716.623
upper montanen/a............
< 1%............
1-9%......3.5311.1584.528
10-25%....0.7711.4501.4503.532
26-50%......0.7710.7711.450
51-75%......0.3100..0.3100
76-100%......0.3100..0.3100
total....0.7716.2233.23310.118
lower montanen/a........0.41000.4100
< 1%......1.058..1.058
1-9%......1.7450.41002.141
10-25%0.4100....2.438..2.835
26-50%0.4100..0.4100..0.41001.158
51-75%....0.41000.31000.41001.158
76-100%......0.3100..0.3100
total0.771..0.7715.9241.4508.720
colline/submontanen/a............
< 1%0.4100......0.41000.771
1-9%......1.450..1.450
10-25%0.4100..0.41000.31002.5383.631
26-50%0.7710.41000.41000.7711.4503.532
51-75%......0.7710.7711.450
76-100%0.771..0.4100....1.158
total2.2410.41001.1583.1335.02611.717
totaln/a......0.41000.41000.771
< 1%0.4100....1.7450.41002.438
1-9%0.4100..0.41008.6201.84511.118
10-25%0.771..1.1585.2263.93010.918
26-50%1.1580.41000.7712.8352.8357.821
51-75%....0.41001.7451.1583.233
76-100%0.771..0.41000.771..1.845
total3.3330.41002.93521.11210.31837.99

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171066/157449

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%........
1-4%........
5-9%..0.4100..0.4100
10-25%....0.41000.4100
26-50%........
51-75%........
76-100%..0.4100..0.4100
total..0.8700.41001.257
AI< 1%..0.31000.31000.669
1-4%..0.31000.6691.054
5-9%..0.31000.31000.669
10-25%....0.6690.669
26-50%........
51-75%..0.3100..0.3100
76-100%........
total..1.3451.9343.221
AR< 1%..0.3100..0.3100
1-4%....0.6690.669
5-9%........
10-25%0.31000.31001.0551.641
26-50%....0.6690.669
51-75%........
76-100%........
total0.31000.6692.2333.225
BE< 1%..0.7710.31001.058
1-4%1.0582.1416.2239.219
5-9%0.31006.8228.62015.714
10-25%1.45012.71612.01626.011
26-50%0.31004.4278.91913.715
51-75%..1.4504.5275.824
76-100%0.31001.4501.7453.431
total3.43129.41042.1875.05
BL/BS< 1%....0.41000.4100
1-4%........
5-9%..0.4100..0.4100
10-25%..1.6490.41002.043
26-50%....0.8700.870
51-75%........
76-100%....0.41000.4100
total..2.0432.0434.129
FR< 1%..1.157..1.157
1-4%..1.1570.7701.944
5-9%..1.1570.41001.549
10-25%..3.7311.9445.624
26-50%..1.1572.6373.730
51-75%..0.7701.9442.637
76-100%....0.41000.4100
total..9.0197.92016.812
GE< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GL< 1%..0.8700.41001.257
1-4%..1.2570.41001.549
5-9%..0.41000.41000.870
10-25%..1.5491.2572.736
26-50%0.41001.2570.8702.339
51-75%0.41000.4100..0.870
76-100%..0.41000.41000.870
total0.8705.8223.53110.014
GR< 1%1.4503.8303.5318.720
1-4%0.7717.02212.91620.612
5-9%0.31009.8186.32316.414
10-25%0.31008.72016.11425.111
26-50%1.0584.6276.62312.216
51-75%0.7711.0581.7453.531
76-100%..0.7710.31001.058
total4.52735.6947.5787.65
JU< 1%..0.4100..0.4100
1-4%..0.4100..0.4100
5-9%..0.41000.41000.870
10-25%..1.2572.3403.532
26-50%..0.8701.9442.736
51-75%..0.41001.9442.340
76-100%..0.41001.2571.649
total..3.9307.82011.715
LU< 1%0.3100....0.3100
1-4%..0.3100..0.3100
5-9%..0.6700.31000.957
10-25%0.6701.3490.31002.237
26-50%0.31000.6701.3492.237
51-75%..0.670..0.670
76-100%..0.3100..0.3100
total1.3493.8281.9406.920
NE< 1%........
1-4%..0.3100..0.3100
5-9%........
10-25%..0.31000.6701.057
26-50%....0.6700.670
51-75%..0.31001.0571.349
76-100%..0.31001.0571.349
total..1.3493.2304.525
NW< 1%........
1-4%........
5-9%..0.869..0.869
10-25%..0.4100..0.4100
26-50%....0.8690.869
51-75%........
76-100%..0.41000.41000.869
total..1.5461.2552.732
OW< 1%..0.4100..0.4100
1-4%..1.157..1.157
5-9%0.41001.157..1.549
10-25%0.7701.5491.9434.127
26-50%..1.157..1.157
51-75%..0.7700.41001.157
76-100%..0.4100..0.4100
total1.1576.4202.2399.714
SG< 1%..1.8440.7702.537
1-4%..1.1571.8442.935
5-9%..2.5371.8444.328
10-25%0.41004.7273.3338.320
26-50%0.7702.9352.2405.824
51-75%..3.3331.4504.727
76-100%0.41000.41001.1571.844
total1.45016.61312.31630.48
SH< 1%........
1-4%....0.41000.4100
5-9%........
10-25%........
26-50%........
51-75%........
76-100%....0.41000.4100
total....0.7700.770
SO< 1%........
1-4%........
5-9%..0.4100..0.4100
10-25%..0.870..0.870
26-50%..0.4100..0.4100
51-75%........
76-100%..0.870..0.870
total..2.340..2.340
SZ< 1%..0.7700.41001.157
1-4%0.41000.7700.7701.844
5-9%0.41001.4490.41002.240
10-25%0.7702.2401.4494.327
26-50%0.41001.1572.2403.630
51-75%..0.41000.7701.157
76-100%....0.41000.4100
total1.8446.5216.22214.512
TG< 1%........
1-4%........
5-9%........
10-25%..0.6700.31000.957
26-50%..0.31000.6700.957
51-75%..0.31000.9571.249
76-100%........
total..1.2491.8393.030
TI< 1%0.7711.8442.1414.727
1-4%1.1588.9196.42316.414
5-9%1.45010.7189.31921.512
10-25%1.45014.7157.22223.311
26-50%0.41007.2224.22911.817
51-75%0.7711.8440.7713.233
76-100%..1.158..1.158
total5.72446.2730.11082.04
UR< 1%0.31000.770..1.057
1-4%0.31000.3100..0.770
5-9%....1.3491.349
10-25%0.31001.0571.3492.634
26-50%..1.7441.0572.734
51-75%....1.0571.057
76-100%........
total1.0573.7294.6249.315
VD< 1%0.41000.4100..0.871
1-4%..0.8710.8711.550
5-9%..2.7371.5504.230
10-25%0.41002.6381.9454.927
26-50%0.41001.5502.7374.628
51-75%0.8711.1580.41002.340
76-100%..0.8711.5502.340
total1.9449.9198.72020.512
VS< 1%1.4502.1411.4504.826
1-4%1.7446.5228.61916.813
5-9%0.7719.3195.22515.114
10-25%2.1419.9189.31921.312
26-50%1.4505.8244.82612.016
51-75%0.7710.7711.0582.437
76-100%0.3100....0.3100
total8.22034.3930.2972.75
ZG< 1%........
1-4%........
5-9%........
10-25%..0.41000.41000.968
26-50%..0.41001.3531.744
51-75%..0.4100..0.4100
76-100%..0.41000.41000.968
total..1.7442.1373.921
ZH< 1%........
1-4%........
5-9%........
10-25%..0.770..0.770
26-50%........
51-75%0.4100....0.4100
76-100%....0.41000.4100
total0.41000.7700.41001.449
Switzerland< 1%4.52815.2159.61929.311
1-4%5.22632.11040.2977.56
5-9%3.53249.2836.11088.86
10-25%8.72070.9763.77143.35
26-50%5.32635.11043.9984.36
51-75%3.63213.91617.51435.110
76-100%1.0588.0219.81918.914
total31.910224.44220.94477.12

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #171067/157450

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %±
critical< 1%....0.70.51.50.50.70.51.00.3
1-4%....1.00.61.30.51.40.71.10.3
5-9%....1.00.60.50.31.40.70.70.2
10-25%1.01.0..2.91.01.80.51.40.71.90.4
26-50%....1.00.61.80.50.30.31.10.3
51-75%..2.01.9..1.20.40.70.50.70.2
76-100%....0.30.30.30.2..0.20.1
total1.01.02.01.96.81.48.41.15.91.46.70.7
less stable< 1%1.01.0..3.61.14.10.82.10.83.20.5
1-4%1.91.4..3.91.17.81.110.41.86.70.7
5-9%7.82.62.01.97.81.511.31.313.32.010.30.8
10-25%11.73.29.84.218.92.212.91.416.42.214.81.0
26-50%4.92.15.93.37.81.57.31.18.11.67.30.7
51-75%2.91.719.65.63.61.11.70.51.70.82.90.5
76-100%4.92.13.92.71.60.71.00.41.40.71.60.3
total35.04.741.16.947.22.946.02.053.53.046.81.4
stable< 1%1.01.0..1.30.62.30.62.81.02.00.4
1-4%3.91.93.92.75.21.310.11.211.21.98.50.8
5-9%8.72.87.83.85.21.37.01.011.21.97.60.7
10-25%18.43.87.93.812.41.915.41.59.51.713.40.9
26-50%13.63.425.56.112.41.97.31.15.21.39.20.8
51-75%8.72.89.84.25.51.32.80.70.70.53.70.5
76-100%9.72.92.01.93.91.10.70.3..2.00.4
total64.14.756.96.945.92.845.52.040.62.946.51.4
total< 1%1.91.4..5.51.37.91.15.61.46.10.6
1-4%5.82.33.92.710.11.719.21.623.02.516.31.0
5-9%16.53.79.84.214.02.018.71.625.92.618.61.1
10-25%31.14.617.75.434.22.730.11.927.32.630.11.2
26-50%18.43.831.46.521.22.316.41.513.62.017.61.0
51-75%11.73.231.46.59.11.65.60.93.11.07.40.7
76-100%14.63.55.93.35.91.32.00.61.40.73.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171068/157451

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.7713.1330.7714.528
1-4%....1.1582.8351.4505.326
5-9%....1.1581.0581.4503.532
10-25%0.4100..3.2333.8301.4508.820
26-50%....1.1583.8300.41005.226
51-75%..0.4100..2.4380.7713.532
76-100%....0.41000.771..1.158
total0.41000.41007.62117.6146.02431.910
less stable< 1%0.4100..4.0308.6202.14115.115
1-4%0.771..4.32916.21410.61831.910
5-9%2.9350.41008.72023.51213.51648.98
10-25%4.4291.84520.91327.01116.61470.77
26-50%1.8451.1588.62015.2158.22034.910
51-75%1.1583.5314.0303.5321.84513.816
76-100%1.8450.7711.8452.1411.4507.821
total13.1167.42252.3796.2554.27223.13
stable< 1%0.4100..1.4504.8272.8359.519
1-4%1.5500.7715.82521.11211.41740.49
5-9%3.3331.4505.82514.51511.31736.310
10-25%6.9231.45013.71632.1109.61963.87
26-50%5.1264.62713.71615.2155.32543.89
51-75%3.3331.8456.1245.9240.77117.814
76-100%3.7310.41004.3291.450..9.719
total24.11210.21850.8795.1541.18221.34
total< 1%0.771..6.12416.6145.72529.111
1-4%2.2410.77111.21840.1923.31177.56
5-9%6.2241.84515.51539.1926.21188.86
10-25%11.7173.23337.8962.9727.710143.35
26-50%6.9235.62523.41234.21013.81584.06
51-75%4.4295.62510.11811.8173.23335.110
76-100%5.5251.1586.5234.1291.45018.614
total37.6917.914110.74208.93101.34476.32

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171069/157452

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
critical< 1%..0.70.50.50.51.90.92.11.00.70.51.00.3
1-4%..1.00.61.00.72.41.00.50.51.40.71.10.3
5-9%..0.70.50.50.50.90.70.50.51.40.70.70.2
10-25%0.60.62.70.92.41.12.81.10.50.51.40.71.80.4
26-50%..1.00.61.91.01.90.91.50.90.30.31.10.3
51-75%0.60.60.70.50.50.50.90.71.00.70.70.50.70.2
76-100%..0.30.30.50.50.50.5....0.20.1
total1.30.97.01.57.31.811.32.26.21.75.91.46.70.7
less stable< 1%0.60.62.30.96.31.72.81.15.21.62.10.83.20.5
1-4%1.30.95.01.34.91.59.02.07.71.910.41.86.70.7
5-9%5.81.910.71.86.31.712.72.310.32.213.32.010.30.8
10-25%11.02.519.32.314.62.513.72.49.82.116.42.214.81.0
26-50%5.21.87.01.59.82.18.01.95.21.68.11.67.30.7
51-75%8.42.22.70.94.11.40.90.71.50.91.70.82.90.5
76-100%4.51.72.30.91.50.8..0.50.51.40.71.60.3
total37.03.949.32.947.53.547.13.440.23.553.53.046.91.4
stable< 1%0.60.60.30.32.41.11.90.94.11.42.81.02.00.4
1-4%3.91.65.71.35.81.611.82.211.92.311.21.98.50.8
5-9%8.42.26.31.45.91.67.11.86.21.711.21.97.60.7
10-25%14.92.913.01.912.62.312.72.320.12.99.51.713.40.9
26-50%17.53.110.01.710.72.26.61.78.22.05.21.39.20.8
51-75%9.12.35.71.34.41.41.40.82.61.10.70.53.70.5
76-100%7.12.12.70.93.41.3..0.50.5..2.00.4
total61.73.943.72.945.23.541.53.453.63.640.62.946.41.4
total< 1%1.30.93.31.09.22.06.61.711.32.35.61.46.10.6
1-4%5.21.811.71.911.72.223.12.920.12.923.02.516.31.0
5-9%14.32.817.72.212.72.320.82.817.02.725.92.618.71.1
10-25%26.63.635.02.829.73.229.23.130.43.327.32.630.11.2
26-50%22.73.418.02.222.42.916.52.615.02.613.62.017.61.0
51-75%18.23.19.01.79.02.03.31.25.21.63.11.07.40.7
76-100%11.72.65.31.35.31.60.50.51.00.71.40.73.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171070/157453

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%..0.7710.31001.4501.4500.7714.628
1-4%..1.1580.7711.7440.41001.4505.326
5-9%..0.7710.31000.7710.41001.4503.532
10-25%0.41002.9351.7442.1410.41001.4508.820
26-50%..1.1581.4501.4501.1580.41005.226
51-75%0.41000.7710.31000.7710.7710.7713.532
76-100%..0.41000.31000.3100....1.058
total0.7717.6215.2258.2204.2286.02431.910
less stable< 1%0.41002.5384.5272.1413.5312.14115.115
1-4%0.7715.4263.4316.5225.32510.61831.910
5-9%3.23311.5174.5279.3197.02213.51649.08
10-25%6.12420.91310.4189.9186.72216.61470.67
26-50%2.9357.6216.9225.8243.5318.22034.910
51-75%4.6282.9352.9350.7711.1581.84513.916
76-100%2.5382.5381.058..0.41001.4507.821
total20.41353.4733.7934.3927.41054.27223.34
stable< 1%0.41000.41001.7441.4502.8352.8359.519
1-4%2.1416.1244.1288.6198.12011.41740.49
5-9%4.6286.9234.2295.2254.22811.31736.410
10-25%8.22114.1169.0199.31913.7159.61963.87
26-50%9.71910.8187.6214.8265.6255.32543.79
51-75%5.0276.1243.1331.0581.8450.77117.714
76-100%3.9302.9352.438..0.4100..9.619
total34.01047.2832.1930.2936.5941.18221.14
total< 1%0.7713.6316.6224.8267.7215.72529.111
1-4%2.93512.6168.32016.81313.71523.31177.66
5-9%7.92119.1139.01915.11411.61726.21188.96
10-25%14.71537.9921.11221.31220.71227.710143.25
26-50%12.51719.51315.91412.01610.21813.81583.96
51-75%10.0199.7196.4232.4373.5313.23335.210
76-100%6.4235.8253.8300.31000.7711.45018.514
total55.18108.2470.9572.7568.25101.34476.32

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171071/157454

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%..........1.51.50.80.8....2.72.7..1.90.92.11.00.70.51.00.3
1-4%..........1.51.50.80.80.90.91.01.02.72.7..2.41.00.50.51.40.71.10.3
5-9%............1.61.10.90.9......0.90.70.50.51.40.70.70.2
10-25%1.11.1........1.51.53.91.72.71.61.91.42.72.71.71.72.81.10.50.51.40.71.80.4
26-50%............1.61.10.90.91.01.02.72.73.42.41.90.91.50.90.30.31.10.3
51-75%........5.95.7......1.91.4..1.71.70.90.71.00.70.70.50.70.2
76-100%............0.80.8......1.71.70.50.5....0.20.1
total1.11.1......5.95.74.42.59.32.65.52.25.82.310.85.18.63.711.32.26.21.75.91.46.70.7
less stable< 1%1.11.1........4.42.50.80.86.42.32.91.75.43.76.93.32.81.15.21.62.10.83.20.5
1-4%2.21.6........4.42.53.11.54.52.07.82.62.72.76.93.39.02.07.71.910.41.86.70.7
5-9%7.92.97.16.9..4.54.5..8.83.59.32.65.52.213.63.42.72.710.44.012.72.310.32.213.32.010.30.8
10-25%9.03.028.612.18.48.19.16.111.87.821.95.021.73.613.63.314.63.513.55.617.35.013.72.49.82.116.42.214.81.0
26-50%5.62.4..8.48.14.54.55.95.75.92.97.82.49.12.76.82.516.46.16.93.38.01.95.21.68.11.67.30.7
51-75%3.41.9..8.48.113.67.335.311.62.92.13.11.54.52.01.91.4..5.22.90.90.71.50.91.70.82.90.5
76-100%4.52.27.16.9..4.54.55.95.7..3.11.50.90.92.91.7..3.42.4..0.50.51.40.71.60.3
total33.75.042.913.325.312.736.410.358.811.948.46.148.84.444.54.750.54.940.78.156.96.547.13.440.23.553.53.046.91.4
stable< 1%..7.16.9........0.80.82.71.6....3.42.41.90.94.11.42.81.02.00.4
1-4%3.41.97.16.9..9.16.1..8.83.51.61.17.32.58.72.8..6.93.311.82.211.92.311.21.98.50.8
5-9%10.13.2..8.48.113.67.3..4.42.56.22.14.52.07.82.610.85.15.22.97.11.86.21.711.21.97.60.7
10-25%19.14.214.39.424.112.2..5.95.710.33.714.03.111.83.113.63.416.26.112.14.312.72.320.12.99.51.713.40.9
26-50%13.53.614.39.433.713.731.89.911.87.811.83.911.62.813.63.36.82.510.85.15.22.96.61.78.22.05.21.39.20.8
51-75%10.13.2....9.16.117.69.38.83.54.71.94.52.04.92.110.85.1..1.40.82.61.10.70.53.70.5
76-100%9.03.014.39.48.48.1....2.92.13.11.55.52.21.91.4..1.71.7..0.50.5..2.00.4
total65.25.157.113.274.712.763.610.335.311.647.26.141.94.450.04.843.74.948.58.234.56.341.53.453.63.640.62.946.41.4
total< 1%1.11.17.16.9......5.92.92.31.39.12.72.91.78.14.510.34.06.61.711.32.35.61.46.10.7
1-4%5.62.47.16.9..9.16.1..14.74.35.42.012.73.217.53.75.43.713.84.523.12.920.12.923.02.516.31.0
5-9%18.04.17.16.98.48.118.28.2..13.34.117.13.310.93.021.34.013.55.615.64.820.82.817.02.725.92.618.61.1
10-25%29.24.842.913.332.513.59.16.117.69.333.75.739.54.328.24.330.14.532.47.731.06.129.23.130.43.327.32.630.11.2
26-50%19.14.214.39.442.214.336.410.317.69.317.74.620.93.623.64.114.63.529.97.615.54.816.52.615.02.613.62.017.61.0
51-75%13.53.6..8.48.122.79.058.811.911.83.97.82.49.12.78.82.810.85.16.93.33.31.25.21.63.11.07.30.7
76-100%13.53.621.411.08.48.14.54.55.95.72.92.17.02.26.42.34.92.1..6.93.30.50.51.00.71.40.73.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #171072/157455

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
economic regiondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%..0.4100..0.4100
1-4%..0.7711.1581.845
5-9%..2.5383.2335.725
10-25%0.41002.9356.1249.319
26-50%..1.8454.3296.124
51-75%..1.1583.2334.329
76-100%..1.4502.9354.329
total0.410010.71820.71231.810
Eastern Jura< 1%....0.41000.4100
1-4%....0.41000.4100
5-9%..0.4100..0.4100
10-25%..1.6490.8702.440
26-50%....0.8700.870
51-75%........
76-100%..0.41000.8701.257
total..2.4403.2345.525
Western Plateau< 1%........
1-4%........
5-9%....0.41000.4100
10-25%..0.41001.2581.650
26-50%..0.41001.6492.144
51-75%..0.4100..0.4100
76-100%....0.41000.4100
total..1.2573.6334.928
Central Plateau< 1%........
1-4%....0.6710.671
5-9%..0.31000.9571.250
10-25%..0.671..0.671
26-50%..0.31002.2372.535
51-75%..0.9570.6711.544
76-100%..0.3100..0.3100
total..2.5354.3266.820
Eastern Plateau< 1%........
1-4%........
5-9%........
10-25%..0.7710.41001.158
26-50%..0.41000.7711.158
51-75%0.41002.1411.1583.631
76-100%..0.4100..0.4100
total0.41003.6312.1416.124
Western Pre-Alps< 1%0.41001.157..1.549
1-4%0.41001.1572.2403.730
5-9%..2.2401.1573.332
10-25%0.41005.5252.6378.519
26-50%..1.5493.0344.428
51-75%..0.7702.2403.034
76-100%....0.7700.770
total1.15712.21511.91525.29
Central Pre-Alps< 1%0.41000.41000.41001.158
1-4%0.41001.4500.7712.537
5-9%0.7714.3282.9357.921
10-25%1.84410.0186.52318.313
26-50%0.7713.6315.4259.718
51-75%..1.4502.2403.631
76-100%0.41001.4501.4503.233
total4.32822.61119.41246.37
Eastern Pre-Alps< 1%..2.5371.1573.631
1-4%0.41001.8442.9355.026
5-9%0.41002.1401.8444.328
10-25%1.1575.4254.62711.117
26-50%0.41003.6315.4259.319
51-75%..1.8441.8443.631
76-100%..0.41002.1402.537
total2.14017.51319.61239.37
Northwestern Alps< 1%..1.157..1.157
1-4%0.41002.9353.2336.423
5-9%..5.0262.9357.920
10-25%0.7715.4255.02611.117
26-50%0.41002.5372.5375.425
51-75%0.7710.7711.8443.233
76-100%..1.1570.7711.844
total2.14018.61216.11336.87
Central Alps< 1%0.31000.770..1.057
1-4%0.31000.3100..0.770
5-9%..0.31001.4491.744
10-25%0.31001.7442.1404.127
26-50%0.31002.1401.4493.829
51-75%....1.4491.449
76-100%........
total1.4495.2246.22212.713
Northeastern Alps< 1%..1.4490.7702.140
1-4%..1.4491.4492.934
5-9%..2.2401.1583.233
10-25%0.41003.6312.5376.422
26-50%0.7701.4491.1573.232
51-75%0.41001.157..1.449
76-100%0.41000.7700.41001.449
total1.84411.8157.22120.810
Southwestern Alps< 1%1.4502.1411.4504.826
1-4%1.7446.5228.61916.813
5-9%0.7719.3195.22515.114
10-25%2.1419.9189.31921.312
26-50%1.4505.8244.82612.016
51-75%0.7710.7711.0582.437
76-100%0.3100....0.3100
total8.22034.3930.2972.75
Southeastern Alps< 1%1.4503.5312.8357.721
1-4%0.41005.3258.12013.715
5-9%0.41007.0224.22811.617
10-25%0.41006.72213.71520.712
26-50%1.1583.5315.62510.218
51-75%0.7711.1581.8453.531
76-100%..0.41000.41000.771
total4.22827.41036.5968.25
Southern Alps< 1%0.7712.1412.8355.725
1-4%1.45010.61811.41723.311
5-9%1.45013.51611.31726.211
10-25%1.45016.6149.61927.710
26-50%0.41008.2205.32513.815
51-75%0.7711.8450.7713.233
76-100%..1.450..1.450
total6.02454.2741.18101.34
Switzerland< 1%4.62815.2159.61929.311
1-4%5.32632.01040.6977.96
5-9%3.53249.1836.31089.06
10-25%8.82071.0764.27144.15
26-50%5.32635.01043.9984.36
51-75%3.53213.81617.71435.110
76-100%1.1587.8219.81918.714
total32.010224.14222.14478.22

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171073/157456

NFI4b

forest area: stand stability · degree of cover of assured regeneration · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration %± %± %± %± %± %± %±
criticalless than 1%....0.80.41.60.92.61.30.70.51.00.3
1-4%....1.10.52.61.20.70.71.70.81.30.3
5-9%0.90.9..0.60.31.00.70.70.71.00.60.70.2
10-25%....2.60.73.11.30.70.71.40.71.80.4
26-50%....1.30.52.11.02.61.30.30.31.20.3
51-75%..1.31.30.40.31.00.70.70.70.70.50.60.2
76-100%....0.40.3......0.10.1
total0.90.91.31.37.21.111.52.37.82.25.91.46.70.7
less stableless than 1%0.90.91.31.35.31.03.61.45.91.94.81.34.40.6
1-4%3.81.92.51.88.11.210.42.27.22.19.61.78.00.7
5-9%9.42.82.51.88.71.211.52.39.82.414.52.110.10.8
10-25%10.43.016.54.217.31.613.52.57.22.114.82.114.51.0
26-50%4.72.18.93.25.91.08.32.04.61.76.91.56.40.7
51-75%2.81.68.93.22.10.6..1.30.91.70.82.10.4
76-100%2.81.65.12.51.30.5....1.40.71.30.3
total34.94.645.65.648.62.247.43.636.03.953.82.946.91.4
stableless than 1%1.91.31.31.32.40.72.61.29.12.34.81.33.60.5
1-4%5.72.23.82.26.41.111.52.312.42.711.11.88.60.8
5-9%9.42.87.63.06.61.18.32.08.52.311.01.88.30.8
10-25%17.93.711.43.614.11.512.52.420.33.39.31.713.70.9
26-50%14.23.421.54.610.21.35.71.75.21.83.41.18.50.8
51-75%10.43.06.32.72.80.70.50.50.70.70.70.52.60.4
76-100%4.72.11.31.31.70.6......1.10.3
total64.24.753.25.644.22.241.23.656.24.040.42.946.41.4
totalless than 1%2.81.62.51.88.51.27.81.917.63.110.41.89.00.8
1-4%9.42.86.32.715.61.624.53.120.33.322.42.417.81.0
5-9%19.83.910.13.415.81.620.82.919.03.226.62.619.21.1
10-25%28.34.427.95.034.12.129.13.328.13.625.62.630.11.2
26-50%18.93.830.45.217.41.616.12.712.42.710.71.816.11.0
51-75%13.23.316.54.25.31.01.60.92.61.33.11.05.30.6
76-100%7.52.66.32.73.40.8....1.40.72.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171074/157457

NFI4b

forest area: stand stability · degree of cover of assured regeneration · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
criticalless than 1%....1.4501.0581.4500.7714.628
1-4%....2.1411.7440.41001.8456.024
5-9%0.4100..1.1580.7710.41001.1583.532
10-25%....5.0272.1410.41001.4508.820
26-50%....2.5381.4501.4500.41005.625
51-75%..0.41000.7710.7710.41000.7712.835
76-100%....0.771......0.771
total0.41000.410013.5167.5214.2286.12432.010
less stableless than 1%0.41000.41009.9192.4373.2335.02621.213
1-4%1.4500.77115.3156.8223.9309.91838.09
5-9%3.6310.77116.3147.5215.32515.01548.48
10-25%4.0304.62832.7108.9193.93015.31569.37
26-50%1.8452.53811.1185.5242.5387.12230.411
51-75%1.1582.5383.930..0.7711.8459.919
76-100%1.1581.4502.538....1.4506.424
total13.31612.71691.6531.1919.41255.57223.73
stableless than 1%0.7710.41004.6281.7454.9265.02617.314
1-4%2.2411.15812.1177.5216.72211.41740.99
5-9%3.6312.14112.4175.5244.62711.41739.69
10-25%6.8233.23326.6118.22011.0179.61965.47
26-50%5.4266.02419.1133.8302.8353.53140.79
51-75%4.0301.8455.3260.31000.41000.77112.517
76-100%1.8450.41003.233......5.326
total24.51114.91583.3627.11030.4941.78221.84
totalless than 1%1.1580.77116.0155.2259.51910.71843.19
1-4%3.6311.84529.41116.11411.01723.11285.06
5-9%7.6212.83529.81113.71510.21827.41091.56
10-25%10.8187.82164.2719.21215.21426.411143.55
26-50%7.2228.52032.71010.6176.72211.01776.77
51-75%5.0264.6289.9191.0581.4503.23325.212
76-100%2.9351.8456.423....1.45012.517
total38.2927.911188.4365.7554.16103.24477.52

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171075/157458

NFI4b

forest area: stand stability · degree of cover of assured regeneration · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilitydegree of cover of assured regeneration %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
criticalless than 1%................1.60.8..4.54.5................0.90.63.63.51.91.81.90.9....0.90.3
1-4%......1.40.8........0.80.6................5.03.5..1.70.93.63.5..2.41.0....1.20.3
5-9%......0.90.6........0.40.4........3.83.8..........1.30.8....1.40.8....0.70.2
10-25%....10.09.71.80.9........0.40.4..9.16.2....7.75.31.21.2....5.03.5..1.70.93.63.51.91.82.81.1....1.80.4
26-50%..............3.83.81.60.8..4.54.5......2.41.7....2.52.5..0.40.4..3.72.61.90.9....1.20.3
51-75%..............3.83.80.40.4....................0.90.6..1.91.80.90.7..25.021.70.60.2
76-100%......0.50.5....................1.21.2....................0.10.1
total....10.09.74.61.4......7.75.35.21.4..18.28.3....11.56.34.82.3....12.55.3..7.01.710.75.99.34.011.32.2..25.021.76.70.7
less stableless than 1%..10.09.810.09.70.90.6..6.73.7..11.56.37.21.63.33.3......3.83.87.12.8....7.54.2..4.41.47.14.93.72.63.31.2....4.50.6
1-4%..20.013.0..4.61.4..6.73.7..15.47.18.01.76.74.64.54.57.16.9..11.56.37.12.8....7.54.2..10.02.03.63.57.43.611.32.211.110.8..8.00.7
5-9%33.327.3....9.62.020.012.86.73.7..3.83.810.41.96.74.69.16.2..42.919.111.56.34.72.3..33.319.37.54.210.09.514.92.47.14.97.43.610.82.1....10.20.8
10-25%..10.09.810.09.717.82.630.014.622.16.2..15.47.110.01.96.74.622.79.07.16.9..19.27.816.74.1..16.715.315.05.710.09.516.22.43.63.516.65.113.72.4..50.025.114.51.0
26-50%......3.21.2..8.94.3..3.83.83.61.23.33.39.16.214.39.4..11.56.310.73.4..16.715.35.03.520.012.77.41.718.37.47.43.67.51.811.110.8..6.40.7
51-75%......1.80.9..2.22.2..3.83.81.20.73.33.34.54.5....3.83.87.12.8..16.715.32.52.5..2.21.0..1.91.80.50.511.110.8..2.10.4
76-100%33.327.3....1.40.8......3.83.80.40.43.33.34.54.5..14.313.53.83.81.21.2..16.715.3....1.30.8..3.72.6..11.110.8..1.40.3
total66.727.340.015.820.012.939.33.350.015.953.37.5..57.79.740.63.133.38.654.510.628.612.157.119.065.49.354.75.4..100.0.45.07.940.015.656.33.339.69.348.16.847.13.444.417.150.025.147.01.4
stableless than 1%..20.013.0..2.31.010.09.6....3.83.88.41.7..........4.82.3....2.52.5..3.51.23.63.5..2.41.1....3.60.5
1-4%..20.013.020.012.98.71.9..4.43.1..3.83.813.62.23.33.3........4.82.350.035.8..5.03.5..8.71.9..5.63.111.82.2....8.50.8
5-9%..10.09.820.012.911.92.2..2.22.2..3.83.88.81.83.33.34.54.57.16.9....4.72.3....2.52.5..10.92.114.26.67.43.68.51.9....8.20.7
10-25%33.327.310.09.810.09.716.42.510.09.615.65.4..11.56.316.72.426.78.14.54.57.16.914.313.519.27.813.13.7....10.04.820.012.79.21.914.26.69.23.913.22.322.214.3..13.70.9
26-50%....20.012.911.92.220.012.820.06.0..11.56.35.61.413.36.218.28.321.411.014.313.5..8.33.0....17.56.010.09.53.41.214.26.613.04.65.21.522.214.3..8.50.8
51-75%......3.21.210.09.64.43.1....0.80.613.36.2..28.612.114.313.53.83.82.41.750.035.8..2.52.530.014.60.90.63.63.51.91.80.50.511.110.8..2.60.4
76-100%......1.80.9........0.40.46.74.6..7.16.9....2.41.7....2.52.5......5.63.1....25.021.71.10.3
total33.327.360.015.770.014.756.23.450.015.946.77.5..34.69.454.23.166.78.627.39.571.412.142.919.123.18.340.55.4100.0...42.57.860.015.636.73.249.89.542.66.741.53.455.617.025.021.746.31.4
totalless than 1%..30.014.910.09.73.21.210.09.66.73.7..15.47.117.12.43.33.34.54.5....3.83.811.93.5....10.04.8..8.71.914.26.65.63.17.61.8....9.00.8
1-4%..40.015.820.012.914.62.4..11.14.7..19.27.822.32.610.05.54.54.57.16.9..11.56.311.93.550.035.8..17.56.0..20.52.77.14.913.04.625.53.011.110.8..17.81.0
5-9%33.327.310.09.820.012.922.42.820.012.88.94.3..7.75.319.52.510.05.513.67.37.16.942.919.115.47.19.53.2..33.319.310.04.810.09.527.12.921.37.814.94.920.72.8....19.11.1
10-25%33.327.320.013.030.014.836.13.240.015.637.77.3..26.98.827.12.833.38.636.410.314.39.414.313.546.29.931.05.1..16.715.330.07.330.014.627.12.921.37.827.66.129.73.122.214.350.025.130.11.2
26-50%....20.012.915.12.420.012.828.96.8..19.27.810.82.016.76.831.810.035.712.914.313.511.56.321.44.5..16.715.325.06.930.014.611.32.132.58.924.15.814.62.433.316.2..16.11.0
51-75%......5.01.510.09.66.73.7..7.75.32.41.016.76.84.54.528.612.114.313.57.75.39.53.250.035.816.715.35.03.530.014.63.91.33.63.55.63.11.90.922.214.325.021.75.30.6
76-100%33.327.3....3.61.3......3.83.80.80.610.05.54.54.57.16.914.313.53.83.84.82.3..16.715.32.52.5..1.30.8..9.34.0..11.110.825.021.72.70.4
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #171076/157459

NFI4b

forest area: stand stability · degree of cover of assured regeneration · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
cantondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 1%........
1-4%........
5-9%..0.4100..0.4100
10-25%....0.41000.4100
26-50%........
51-75%........
76-100%..0.4100..0.4100
total..0.8700.41001.257
AIless than 1%..0.31000.6691.054
1-4%..0.6690.6691.345
5-9%....0.31000.3100
10-25%..0.31000.31000.669
26-50%........
51-75%........
76-100%........
total..1.3451.9343.221
ARless than 1%..0.3100..0.3100
1-4%....0.6690.669
5-9%....0.6690.669
10-25%0.31000.31000.31001.055
26-50%....0.6690.669
51-75%........
76-100%........
total0.31000.6692.2333.225
BEless than 1%..0.7711.7452.438
1-4%1.0583.4316.52310.917
5-9%0.7717.2218.91916.814
10-25%1.45013.41612.31627.110
26-50%..2.4388.91911.317
51-75%..1.4502.4383.830
76-100%0.31001.0581.4502.735
total3.43129.41042.1875.05
BL/BSless than 1%....0.41000.4100
1-4%........
5-9%..0.870..0.870
10-25%..1.2570.41001.649
26-50%....0.8700.870
51-75%....0.41000.4100
76-100%........
total..2.0432.0434.129
FRless than 1%..1.157..1.157
1-4%..1.1570.7701.944
5-9%..1.1570.41001.549
10-25%..3.7312.6376.323
26-50%..1.5493.4324.926
51-75%..0.41000.7701.157
76-100%........
total..9.0197.92016.812
GEless than 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GLless than 1%..1.2570.41001.549
1-4%..1.5490.41001.943
5-9%..0.41000.41000.870
10-25%..1.5491.2572.736
26-50%0.41000.41001.2571.943
51-75%0.41000.4100..0.870
76-100%..0.4100..0.4100
total0.8705.8223.53110.014
GRless than 1%1.4506.3237.32115.015
1-4%0.7717.02211.91719.613
5-9%0.31009.1197.72117.114
10-25%0.31008.72014.71523.711
26-50%1.4503.2334.9269.419
51-75%0.31001.0580.7712.141
76-100%..0.31000.31000.771
total4.52735.6947.5787.65
JUless than 1%..0.4100..0.4100
1-4%..0.8700.41001.257
5-9%..0.8700.41001.257
10-25%..0.8703.1343.930
26-50%..0.41001.6491.944
51-75%..0.41001.6491.944
76-100%..0.41000.8701.257
total..3.9307.82011.715
LUless than 1%0.3100....0.3100
1-4%..0.3100..0.3100
5-9%..0.6700.31000.957
10-25%0.6701.6440.31002.534
26-50%0.31000.6701.3492.237
51-75%..0.3100..0.3100
76-100%..0.3100..0.3100
total1.3493.8281.9406.920
NEless than 1%........
1-4%..0.3100..0.3100
5-9%....0.31000.3100
10-25%..0.31000.31000.670
26-50%..0.6701.0571.644
51-75%....1.3491.349
76-100%....0.31000.3100
total..1.3493.2304.525
NWless than 1%........
1-4%........
5-9%..1.255..1.255
10-25%....0.41000.4100
26-50%....0.41000.4100
51-75%....0.41000.4100
76-100%..0.4100..0.4100
total..1.5461.2552.732
OWless than 1%..0.4100..0.4100
1-4%..1.157..1.157
5-9%0.41001.157..1.549
10-25%0.7701.9431.9434.526
26-50%..1.157..1.157
51-75%..0.41000.41000.770
76-100%..0.4100..0.4100
total1.1576.4202.2399.714
SGless than 1%..2.2401.4503.631
1-4%..2.2401.4503.631
5-9%..1.4501.4502.935
10-25%0.41005.1264.0299.418
26-50%0.7703.2332.5376.523
51-75%..2.2400.7702.935
76-100%0.41000.41000.7701.450
total1.45016.61312.31630.48
SHless than 1%........
1-4%....0.41000.4100
5-9%........
10-25%........
26-50%........
51-75%....0.41000.4100
76-100%........
total....0.7700.770
SOless than 1%........
1-4%........
5-9%..0.870..0.870
10-25%..0.4100..0.4100
26-50%..0.4100..0.4100
51-75%..0.4100..0.4100
76-100%..0.4100..0.4100
total..2.340..2.340
SZless than 1%..1.1570.41001.449
1-4%0.7701.1570.7702.536
5-9%..1.1570.41001.449
10-25%0.7702.2401.4494.327
26-50%0.41000.7702.5363.630
51-75%..0.41000.41000.770
76-100%....0.41000.4100
total1.8446.5216.22214.512
TGless than 1%........
1-4%........
5-9%..0.3100..0.3100
10-25%..0.31000.6700.957
26-50%..0.6700.31000.957
51-75%....0.9570.957
76-100%........
total..1.2491.8393.030
TIless than 1%0.7713.6312.9357.222
1-4%1.4508.2207.22216.814
5-9%1.15812.2169.01922.212
10-25%1.45013.3167.52122.212
26-50%0.41006.1242.8359.319
51-75%0.7711.8440.7713.233
76-100%..1.158..1.158
total5.72446.2730.11082.04
URless than 1%0.31000.7700.31001.349
1-4%0.31000.3100..0.770
5-9%..0.7701.3492.039
10-25%0.31000.31001.3492.039
26-50%..1.7441.3493.032
51-75%....0.31000.3100
76-100%........
total1.0573.7294.6249.315
VDless than 1%0.41000.871..1.158
1-4%..1.5501.1582.737
5-9%..1.5501.5503.035
10-25%0.41003.4331.9455.625
26-50%0.8711.5502.7374.927
51-75%0.41000.41000.41001.158
76-100%..0.8711.1581.944
total1.9449.9198.72020.512
VSless than 1%1.4502.4371.7455.525
1-4%1.7448.2208.61918.513
5-9%1.0587.9206.22315.114
10-25%2.1419.9189.61821.612
26-50%1.4505.5253.83010.617
51-75%0.7710.31000.31001.450
76-100%........
total8.22034.3930.2972.75
ZGless than 1%........
1-4%..0.4100..0.4100
5-9%........
10-25%....0.9680.968
26-50%..0.41000.9681.353
51-75%..0.41000.41000.968
76-100%..0.4100..0.4100
total..1.7442.1373.921
ZHless than 1%........
1-4%........
5-9%........
10-25%..0.770..0.770
26-50%........
51-75%0.4100....0.4100
76-100%....0.41000.4100
total0.41000.7700.41001.449
Switzerlandless than 1%4.52821.31317.21443.09
1-4%5.92438.2940.6984.76
5-9%3.53248.5839.1991.16
10-25%8.72069.3765.47143.45
26-50%5.72530.41140.7976.87
51-75%2.93510.11912.41725.412
76-100%0.7716.6245.42612.717
total31.910224.44220.94477.12

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #171077/157460

NFI4b

forest area: stand stability · degree of cover of assured regeneration · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration %± %± %± %± %± %±
criticalless than 1%....0.70.51.50.50.70.51.00.3
1-4%....1.30.61.30.51.70.81.30.3
5-9%1.01.0..0.70.50.70.31.00.60.70.2
10-25%....3.31.01.80.51.40.71.90.4
26-50%....0.70.52.20.60.30.31.20.3
51-75%..2.01.9..0.80.40.70.50.60.2
76-100%....0.30.30.20.2..0.10.1
total1.01.02.01.96.81.48.41.15.91.46.70.7
less stableless than 1%1.01.0..4.21.25.50.94.51.24.40.6
1-4%3.91.9..5.91.39.81.29.41.77.90.7
5-9%9.72.93.92.77.21.510.11.214.72.110.10.8
10-25%9.72.911.84.519.92.312.61.315.02.114.51.0
26-50%4.92.111.84.56.21.46.11.06.71.56.40.7
51-75%2.91.79.84.22.60.91.20.41.70.82.10.4
76-100%2.91.73.92.71.30.60.80.41.40.71.30.3
total35.04.741.16.947.22.946.02.053.53.046.81.4
stableless than 1%1.91.42.01.92.30.94.10.84.91.33.60.5
1-4%4.92.15.93.35.21.39.91.211.21.98.60.8
5-9%10.73.03.92.75.51.38.41.110.81.88.30.7
10-25%18.43.813.84.814.32.014.61.49.51.713.70.9
26-50%13.63.421.65.813.01.96.61.03.41.18.50.8
51-75%10.73.07.83.83.31.01.30.50.70.52.60.4
76-100%3.91.92.01.92.30.90.50.3..1.10.3
total64.14.756.96.945.92.845.52.040.62.946.51.4
totalless than 1%2.91.72.01.97.21.511.11.310.11.89.00.8
1-4%8.72.85.93.312.41.921.01.722.32.517.81.0
5-9%21.44.07.83.813.41.919.21.626.62.619.21.1
10-25%28.24.425.56.137.52.829.01.825.92.630.11.2
26-50%18.43.833.36.619.92.314.91.510.51.816.11.0
51-75%13.63.419.65.65.91.33.30.73.11.05.30.6
76-100%6.82.55.93.33.91.11.50.51.40.72.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171078/157461

NFI4b

forest area: stand stability · degree of cover of assured regeneration · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
criticalless than 1%....0.7713.1330.7714.528
1-4%....1.4502.8351.8456.024
5-9%0.4100..0.7711.4501.1583.532
10-25%....3.6313.8301.4508.820
26-50%....0.7714.5280.41005.625
51-75%..0.4100..1.7450.7712.835
76-100%....0.41000.3100..0.771
total0.41000.41007.62117.6146.02431.910
less stableless than 1%0.4100..4.72711.4174.62721.113
1-4%1.550..6.52320.4139.51937.99
5-9%3.7310.7717.92121.11214.91548.38
10-25%3.7312.14122.01226.31115.21569.27
26-50%1.8452.1416.82312.8166.72330.411
51-75%1.1581.8452.9352.4381.8459.919
76-100%1.1580.7711.4501.7451.4506.424
total13.1167.42252.3796.2554.27223.13
stableless than 1%0.7710.41002.5388.7205.02617.214
1-4%1.8451.1585.82520.71311.41740.79
5-9%4.0300.7716.12417.61411.01739.59
10-25%6.9232.53815.91530.4109.61965.37
26-50%5.1263.93014.41513.8163.53140.79
51-75%4.0301.4503.6312.8350.77112.517
76-100%1.5500.41002.5381.058..5.426
total24.11210.21850.8795.1541.18221.34
totalless than 1%1.1580.41007.92123.21210.31842.89
1-4%3.3331.15813.71643.9822.61284.66
5-9%8.0211.45014.81540.1926.91191.36
10-25%10.6184.62841.4960.5726.211143.35
26-50%6.9236.02422.01231.21010.61876.67
51-75%5.1263.5316.5236.9223.23325.212
76-100%2.6381.1584.3293.1331.45012.517
total37.6917.914110.74208.93101.34476.32

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171079/157462

NFI4b

forest area: stand stability · degree of cover of assured regeneration · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration %± %± %± %± %± %± %±
criticalless than 1%..0.70.50.50.51.90.92.11.00.70.51.00.3
1-4%..1.00.61.50.82.41.00.50.51.70.81.20.3
5-9%0.60.60.70.5..1.40.80.50.51.00.60.70.2
10-25%..3.01.02.41.12.81.10.50.51.40.71.80.4
26-50%..1.00.61.91.01.90.92.11.00.30.31.20.3
51-75%0.60.60.30.30.50.50.90.70.50.50.70.50.60.2
76-100%..0.30.30.50.5......0.10.1
total1.30.97.01.57.31.811.32.26.21.75.91.46.70.7
less stableless than 1%0.60.62.70.97.81.93.31.27.71.94.51.24.40.6
1-4%2.61.36.71.48.31.911.32.28.22.09.41.78.00.7
5-9%7.82.210.71.84.91.510.82.19.32.114.72.110.20.8
10-25%10.42.520.02.314.12.413.72.49.82.115.02.114.51.0
26-50%7.12.15.31.38.52.07.51.83.61.36.71.56.40.7
51-75%5.21.82.00.82.41.10.50.51.50.91.70.82.10.4
76-100%3.21.42.00.81.50.8....1.40.71.30.3
total37.03.949.32.947.53.547.13.440.23.553.53.046.91.4
stableless than 1%1.91.11.00.64.41.42.41.17.71.94.91.33.60.5
1-4%5.21.86.01.45.31.611.82.211.32.311.21.98.60.8
5-9%8.42.27.01.56.31.78.51.98.22.010.81.88.30.8
10-25%16.93.014.02.012.62.313.22.318.62.89.51.713.70.9
26-50%16.23.010.71.812.22.35.21.56.21.73.41.18.50.8
51-75%9.72.43.31.02.41.10.50.51.00.70.70.52.60.4
76-100%3.21.41.70.71.91.0..0.50.5..1.10.3
total61.73.943.72.945.23.541.53.453.63.640.62.946.41.4
totalless than 1%2.61.34.31.212.62.37.61.817.52.710.11.89.00.8
1-4%7.82.213.72.015.12.525.53.020.12.922.32.517.81.0
5-9%16.93.018.32.211.22.220.72.818.02.826.62.619.21.1
10-25%27.33.637.02.829.23.229.73.128.93.325.92.630.11.2
26-50%23.43.417.02.222.62.914.62.411.92.310.51.816.11.0
51-75%15.62.95.71.35.31.61.90.93.11.23.11.05.30.6
76-100%6.52.04.01.13.91.3..0.50.51.40.72.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171080/157463

NFI4b

forest area: stand stability · degree of cover of assured regeneration · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
criticalless than 1%..0.7710.31001.4501.4500.7714.628
1-4%..1.1581.0581.7440.41001.8456.024
5-9%0.41000.771..1.0580.41001.1583.532
10-25%..3.2331.7452.1410.41001.4508.820
26-50%..1.1581.4501.4501.4500.41005.625
51-75%0.41000.41000.31000.7710.41000.7712.835
76-100%..0.41000.3100......0.771
total0.7717.6215.2258.2204.2286.02431.910
less stableless than 1%0.41002.9355.5252.4375.3254.62721.013
1-4%1.4507.2225.9248.2205.6259.51937.99
5-9%4.32911.5173.5317.9206.32314.91548.48
10-25%5.72521.61210.0189.9186.72215.21569.27
26-50%3.9305.8256.0245.5252.5386.72330.411
51-75%2.9352.2411.7440.31001.1581.8459.919
76-100%1.8452.2411.058....1.4506.424
total20.41353.4733.7934.3927.41054.27223.34
stableless than 1%1.1581.1583.1331.7455.3255.02617.214
1-4%2.9356.5233.8308.6197.72111.41740.89
5-9%4.6287.6224.5276.2235.62511.01739.59
10-25%9.31915.1159.0199.61812.6169.61965.37
26-50%8.92011.5178.6193.8304.2283.53140.69
51-75%5.4263.6311.7440.31000.7710.77112.417
76-100%1.8451.8451.450..0.4100..5.326
total34.01047.2832.1930.2936.5941.18221.14
totalless than 1%1.4504.7279.0195.52511.91610.31842.89
1-4%4.32914.81510.71718.51313.71522.61284.66
5-9%9.31919.8138.02015.11412.31626.91191.46
10-25%15.01540.0920.71221.61219.71226.211143.35
26-50%12.91618.41316.01410.6178.12010.61876.67
51-75%8.6206.1243.8301.4502.1413.23325.212
76-100%3.6324.3292.835..0.41001.45012.417
total55.18108.2470.9572.7568.25101.34476.32

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171081/157464

NFI4b

forest area: stand stability · degree of cover of assured regeneration · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
criticalless than 1%..........1.51.50.80.8....2.72.7..1.90.92.11.00.70.51.00.3
1-4%..........1.51.50.80.81.81.31.01.02.72.7..2.41.00.50.51.70.81.30.3
5-9%1.11.1..........1.61.1........1.40.80.50.51.00.60.70.2
10-25%..........1.51.54.71.92.71.61.91.42.72.71.71.72.81.10.50.51.40.71.80.4
26-50%............0.80.80.90.91.91.42.72.73.42.41.90.92.11.00.30.31.20.3
51-75%........5.95.7......1.01.0..1.71.70.90.70.50.50.70.50.60.2
76-100%............0.80.8......1.71.7......0.10.1
total1.11.1......5.95.74.42.59.32.65.52.25.82.310.85.18.63.711.32.26.21.75.91.46.70.7
less stableless than 1%1.11.1........4.42.50.80.88.22.63.91.95.43.78.63.73.31.27.71.94.51.24.40.6
1-4%4.52.2........5.92.94.71.97.32.59.72.95.43.712.14.311.32.28.22.09.41.78.00.7
5-9%9.03.014.39.4..4.54.55.95.77.43.211.62.81.81.311.63.28.14.58.63.710.82.19.32.114.72.110.10.8
10-25%7.92.921.411.08.48.118.28.25.95.723.45.120.93.616.43.516.53.75.43.715.54.813.72.49.82.115.02.114.51.0
26-50%5.62.4..16.910.94.54.517.69.35.92.95.42.07.32.54.92.116.46.15.22.97.51.83.61.36.71.56.40.7
51-75%2.21.67.16.9..4.54.523.510.31.51.53.11.52.71.61.01.0..3.42.40.50.51.50.91.70.82.10.4
76-100%3.41.9....4.54.55.95.7..2.31.30.90.92.91.7..3.42.4....1.40.71.30.3
total33.75.042.913.325.312.736.410.358.811.948.46.148.84.444.54.750.54.940.78.156.96.547.13.440.23.553.53.046.91.4
stableless than 1%1.11.17.16.9..4.54.5....0.80.85.52.21.91.42.72.73.42.42.41.17.71.94.91.33.60.5
1-4%4.52.27.16.98.48.19.16.1..8.83.52.31.36.42.38.72.8..6.93.311.82.211.32.311.21.98.60.8
5-9%12.33.5....9.16.1..4.42.56.22.15.52.29.72.910.85.15.22.98.51.98.22.010.81.88.30.7
10-25%19.14.214.39.432.513.54.54.511.87.816.24.515.53.211.83.110.73.016.26.112.14.313.22.318.62.89.51.713.70.9
26-50%13.53.614.39.425.312.731.89.95.95.713.34.111.62.814.53.47.82.613.55.66.93.35.21.56.21.73.41.18.50.8
51-75%10.13.214.39.4..4.54.517.69.32.92.13.91.72.71.62.91.75.43.7..0.50.51.00.70.70.52.60.4
76-100%4.52.2..8.48.1....1.51.51.61.13.61.81.91.4......0.50.5..1.10.3
total65.25.157.113.274.712.763.610.335.311.647.26.141.94.450.04.843.74.948.58.234.56.341.53.453.63.640.62.946.41.4
totalless than 1%2.21.67.16.9..4.54.5..5.92.92.31.313.63.35.82.310.85.112.14.37.61.817.52.710.11.89.00.8
1-4%9.03.07.16.98.48.19.16.1..16.24.57.82.415.53.519.43.98.14.519.05.225.53.020.12.922.32.517.81.0
5-9%22.54.414.39.4..13.67.35.95.711.83.919.43.57.32.521.34.018.96.513.84.520.72.818.02.826.62.619.11.1
10-25%27.04.735.712.841.014.222.79.017.69.341.16.041.14.330.94.429.14.524.37.129.36.029.73.128.93.325.92.630.11.2
26-50%19.14.214.39.442.214.336.410.323.510.319.24.817.83.422.74.014.63.532.67.715.54.814.62.411.92.310.51.816.11.0
51-75%12.33.521.411.0..9.16.147.112.14.42.57.02.25.52.24.92.15.43.75.22.91.90.93.11.23.11.05.30.6
76-100%7.92.9..8.48.14.54.55.95.71.51.54.71.94.52.04.92.1..5.22.9..0.50.51.40.72.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #171082/157465

NFI4b

forest area: stand stability · degree of cover of assured regeneration · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
economic regiondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 1%..0.41000.41000.771
1-4%..1.4501.4502.935
5-9%0.41002.9353.9307.122
10-25%..2.5386.1248.620
26-50%..1.8454.3296.124
51-75%..0.7713.2333.930
76-100%..1.1581.4502.538
total0.410010.71820.71231.810
Eastern Juraless than 1%....0.41000.4100
1-4%....0.41000.4100
5-9%..0.870..0.870
10-25%..1.2570.8702.044
26-50%....0.8700.870
51-75%..0.41000.8701.257
76-100%........
total..2.4403.2345.525
Western Plateauless than 1%........
1-4%....0.41000.4100
5-9%........
10-25%..0.41001.6502.044
26-50%..0.8701.2572.144
51-75%........
76-100%....0.41000.4100
total..1.2573.6334.928
Central Plateauless than 1%....0.31000.3100
1-4%....0.6710.671
5-9%..0.31000.6710.957
10-25%..1.2500.31001.544
26-50%..0.31002.2372.535
51-75%..0.31000.31000.671
76-100%..0.3100..0.3100
total..2.5354.3266.820
Eastern Plateauless than 1%........
1-4%........
5-9%..0.4100..0.4100
10-25%..0.41000.7711.158
26-50%..1.1580.41001.450
51-75%0.41001.4501.1582.935
76-100%..0.4100..0.4100
total0.41003.6312.1416.124
Western Pre-Alpsless than 1%0.41001.157..1.549
1-4%0.41001.5492.2404.129
5-9%..1.9441.1573.034
10-25%0.41005.9244.12910.317
26-50%..1.5493.3324.826
51-75%..0.41000.7701.157
76-100%....0.41000.4100
total1.15712.21511.91525.29
Central Pre-Alpsless than 1%0.41000.41000.41001.158
1-4%0.41002.2401.1583.631
5-9%0.7715.4252.9359.019
10-25%2.2409.7187.22219.012
26-50%0.41002.5375.4258.220
51-75%..1.4501.8443.233
76-100%0.41001.1580.7712.240
total4.32822.61119.41246.37
Eastern Pre-Alpsless than 1%..3.2332.1405.425
1-4%0.7712.9352.5376.123
5-9%..0.7712.1402.935
10-25%1.1576.4234.62712.116
26-50%0.41002.9355.7248.919
51-75%..1.1571.1572.140
76-100%..0.41001.4501.844
total2.14017.51319.61239.37
Northwestern Alpsless than 1%..1.4500.7712.140
1-4%0.41003.6313.2337.121
5-9%..4.3283.6317.920
10-25%0.7716.1233.92910.717
26-50%0.7711.8442.9355.425
51-75%0.41000.41001.1581.844
76-100%..1.1570.7711.844
total2.14018.61216.11336.87
Central Alpsless than 1%0.31000.7700.31001.449
1-4%0.31000.770..1.057
5-9%..1.0571.4492.437
10-25%0.31000.7702.1403.132
26-50%0.31002.1401.7444.228
51-75%....0.7700.770
76-100%........
total1.4495.2246.22212.713
Northeastern Alpsless than 1%..1.8440.7702.537
1-4%..2.5371.4493.929
5-9%..1.8441.1582.935
10-25%0.41003.2322.5376.122
26-50%0.7701.1571.4493.232
51-75%0.41000.770..1.157
76-100%0.41000.770..1.157
total1.84411.8157.22120.810
Southwestern Alpsless than 1%1.4502.4371.7455.525
1-4%1.7448.2208.61918.513
5-9%1.0587.9206.22315.114
10-25%2.1419.9189.61821.612
26-50%1.4505.5253.83010.617
51-75%0.7710.31000.31001.450
76-100%........
total8.22034.3930.2972.75
Southeastern Alpsless than 1%1.4505.3255.32511.916
1-4%0.41005.6257.72113.715
5-9%0.41006.3235.62512.316
10-25%0.41006.72212.61619.712
26-50%1.4502.5384.2288.120
51-75%0.41001.1580.7712.141
76-100%....0.41000.4100
total4.22827.41036.5968.25
Southern Alpsless than 1%0.7714.6275.02610.318
1-4%1.8459.51911.41722.612
5-9%1.15814.91511.01726.911
10-25%1.45015.2159.61926.211
26-50%0.41006.7233.53110.618
51-75%0.7711.8450.7713.233
76-100%..1.450..1.450
total6.02454.2741.18101.34
Switzerlandless than 1%4.62821.21317.31443.19
1-4%6.02438.0941.0985.06
5-9%3.53248.5839.5991.46
10-25%8.82069.5765.77144.15
26-50%5.62530.51140.8976.97
51-75%2.83510.01912.51725.312
76-100%0.7716.4245.42612.517
total32.010224.14222.14478.22

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171083/157466

NFI2

forest area: altitudinal vegetation zone · regeneration cover · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover %± %± %± %± %± %± %±
upper subalpinen/a..............
< 1%..............
1-9%......100.0.....100.0.
10-25%..............
26-50%..............
51-75%..............
76-100%..............
total......100.0.....100.0.
lower subalpinen/a......10.69.9....5.55.3
< 1%......19.912.6....10.36.9
1-9%100.0.66.727.233.327.219.912.6..50.035.437.211.1
10-25%..33.327.233.327.29.99.4....15.88.4
26-50%....33.327.229.814.5..50.035.426.010.0
51-75%......9.99.4....5.25.0
76-100%..............
total100.0.100.0.100.0.100.0...100.0.100.0.
upper montanen/a..............
< 1%..............
1-9%..20.017.971.417.125.021.775.021.733.615.844.79.2
10-25%..60.021.914.313.225.021.725.021.744.216.634.78.9
26-50%......50.025.0..22.113.813.76.4
51-75%..20.017.9........3.53.5
76-100%....14.313.2......3.43.3
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a..........25.021.74.04.0
< 1%....11.110.5..100.0...11.96.5
1-9%..40.021.933.315.7....25.021.724.18.6
10-25%50.035.440.021.944.416.633.327.3....31.99.3
26-50%50.035.420.017.9......25.021.712.26.6
51-75%....11.110.533.327.3..25.021.711.96.4
76-100%......33.327.3....3.93.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a..............
< 1%14.313.2........7.16.96.14.2
1-9%..25.021.7..60.021.9....11.95.6
10-25%14.313.225.021.733.327.2....50.013.430.48.0
26-50%42.918.7..66.727.220.017.9..28.612.130.28.0
51-75%..25.021.7..20.017.9..14.39.412.15.7
76-100%28.617.125.021.7........9.25.1
total100.0.100.0.100.0.100.0...100.0.100.0.
totaln/a......4.44.3..3.43.41.91.3
< 1%10.09.5..4.54.48.35.633.319.33.43.46.42.4
1-9%10.19.635.311.640.910.533.29.650.020.417.47.129.54.4
10-25%20.012.641.211.931.89.912.56.716.715.237.99.028.84.4
26-50%39.915.55.95.713.67.324.98.8..27.58.320.33.9
51-75%..11.87.84.54.412.56.7..10.35.78.32.7
76-100%20.012.65.95.74.54.44.24.1....4.62.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171084/157467

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %±
0-1 yearno treatment..............
tending0.90.92.51.80.80.4......0.50.2
thinning1.91.38.93.20.90.4....0.30.31.10.3
establishment cut3.81.91.31.31.90.60.50.53.91.6..1.60.3
removal cut0.90.9..0.20.20.50.50.70.70.70.50.40.2
plentering1.91.32.51.80.60.3......0.50.2
thinning of mountain forest2.81.6..1.30.52.11.0..2.10.81.50.3
coppice cut..............
conversion....0.20.2......0.10.1
transformation..............
sanitary felling0.90.9..0.40.3......0.20.1
plentering in broadleaf forest....0.20.2......0.10.1
tending of forest edge..1.31.3......0.30.30.10.1
planting..............
agrosilvicultural treatments0.90.9..........0.10.1
total14.13.416.54.26.41.13.11.34.61.73.51.16.30.7
2-5 yearsno treatment..............
tending0.90.93.82.23.20.81.00.72.01.11.00.62.10.4
thinning8.52.75.12.53.00.71.00.7..2.10.82.80.4
establishment cut5.72.210.13.43.40.82.11.04.61.71.70.83.60.5
removal cut2.81.6..0.90.4....0.70.50.70.2
plentering3.81.92.51.81.50.50.50.5....1.10.3
thinning of mountain forest1.91.3..4.50.94.71.53.91.63.11.03.70.5
coppice cut..........0.30.30.10.1
conversion....0.20.2......0.10.1
transformation..............
sanitary felling1.91.3....0.50.5....0.20.1
plentering in broadleaf forest0.90.95.12.51.10.5......0.80.2
tending of forest edge..1.31.30.40.3..1.30.9..0.40.2
planting..............
agrosilvicultural treatments..............
total26.44.327.85.018.31.79.92.211.82.69.01.715.61.0
6-10 yearsno treatment..............
tending0.90.91.31.33.00.71.00.72.01.10.70.51.90.4
thinning9.42.88.93.25.51.01.00.73.31.42.10.84.40.6
establishment cut3.81.98.93.22.80.72.11.03.31.41.40.72.90.5
removal cut0.90.92.61.80.90.4....1.00.60.80.2
plentering2.81.66.32.72.80.7..0.70.70.30.31.90.4
thinning of mountain forest1.91.3..8.71.28.32.04.61.73.11.05.90.6
coppice cut0.90.91.31.3......1.70.80.50.2
conversion..........0.30.30.10.1
transformation..............
sanitary felling......0.50.5..0.30.30.10.1
plentering in broadleaf forest1.91.38.93.20.80.4......1.00.3
tending of forest edge....0.40.3......0.10.1
planting..............
agrosilvicultural treatments1.91.3..0.80.4....0.30.30.50.2
total24.54.238.05.525.61.913.02.413.72.811.41.920.11.1
11-20 yearsno treatment..............
tending0.90.91.31.31.30.51.60.93.31.4..1.30.3
thinning4.72.13.82.23.40.82.61.21.30.92.40.93.00.5
establishment cut7.52.61.31.33.80.84.21.43.91.62.10.83.60.5
removal cut0.90.91.31.31.10.50.50.5..0.70.50.80.2
plentering0.90.9..1.50.5..1.30.9..0.80.2
thinning of mountain forest3.81.9..10.91.416.12.75.21.87.61.69.10.8
coppice cut..........2.10.80.40.2
conversion..........0.70.50.10.1
transformation..1.31.30.20.2......0.10.1
sanitary felling....0.60.3......0.20.1
plentering in broadleaf forest..1.31.30.80.4......0.40.2
tending of forest edge....0.20.2......0.10.1
planting..............
agrosilvicultural treatments0.90.9..0.20.20.50.50.70.70.30.30.40.2
total19.83.910.13.423.91.925.53.115.72.915.92.120.31.1
> 20 yearsno treatment15.13.57.63.025.81.948.53.654.34.060.32.937.71.3
tending..............
thinning..............
establishment cut..............
removal cut..............
plentering..............
thinning of mountain forest..............
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total15.13.57.63.025.81.948.53.654.34.060.32.937.71.3
totalno treatment15.13.57.63.025.81.948.53.654.34.060.32.937.71.3
tending3.81.98.93.28.31.23.61.47.22.11.70.85.80.6
thinning24.54.226.65.012.81.54.71.54.61.76.91.511.20.9
establishment cut20.73.921.54.611.91.48.82.115.72.95.21.311.70.9
removal cut5.72.23.82.23.20.81.00.70.70.73.11.02.80.5
plentering9.42.811.43.66.41.10.50.52.01.10.30.34.30.6
thinning of mountain forest10.43.0..25.41.931.23.313.72.815.92.120.11.1
coppice cut0.90.91.31.3......4.11.21.00.3
conversion....0.40.3....1.00.60.40.2
transformation..1.31.30.20.2......0.10.1
sanitary felling2.81.6..0.90.41.00.7..0.30.30.80.2
plentering in broadleaf forest2.81.615.24.02.80.7......2.20.4
tending of forest edge..2.51.80.90.4..1.30.90.30.30.70.2
planting..............
agrosilvicultural treatments3.81.9..0.90.40.50.50.70.70.70.51.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171085/157468

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
0-1 yearno treatment..............
tending0.41000.7711.450......2.538
thinning0.7712.5381.845....0.41005.326
establishment cut1.4500.41003.5310.31002.141..7.821
removal cut0.4100..0.41000.31000.41000.7712.141
plentering0.7710.7711.158......2.538
thinning of mountain forest1.158..2.5381.450..2.1417.122
coppice cut..............
conversion....0.4100......0.4100
transformation..............
sanitary felling0.4100..0.771......1.158
plentering in broadleaf forest....0.4100......0.4100
tending of forest edge..0.4100......0.41000.771
planting..............
agrosilvicultural treatments0.4100..........0.4100
total5.4254.62812.1172.1412.5373.63130.111
2-5 yearsno treatment..............
tending0.41001.1586.0240.7711.1581.15810.318
thinning3.2331.4505.7250.771..2.14113.116
establishment cut2.2412.8356.4231.4502.5371.84517.014
removal cut1.158..1.845....0.7713.632
plentering1.4500.7712.8350.3100....5.326
thinning of mountain forest0.771..8.5203.1332.1413.23317.614
coppice cut..........0.41000.4100
conversion....0.4100......0.4100
transformation..............
sanitary felling0.771....0.3100....1.158
plentering in broadleaf forest0.41001.4502.141......3.930
tending of forest edge..0.41000.771..0.771..1.845
planting..............
agrosilvicultural treatments..............
total10.1187.82134.4106.5226.4239.31974.47
6-10 yearsno treatment..............
tending0.41000.41005.7250.7711.1580.7718.820
thinning3.6312.53810.3180.7711.8442.14121.013
establishment cut1.4502.5385.3261.4501.8441.45013.816
removal cut0.41000.7711.845....1.1583.930
plentering1.1581.8455.326..0.41000.41008.920
thinning of mountain forest0.771..16.3145.5242.5373.23328.211
coppice cut0.41000.4100......1.8452.538
conversion..........0.41000.4100
transformation..............
sanitary felling......0.3100..0.41000.771
plentering in broadleaf forest0.7712.5381.450......4.628
tending of forest edge....0.771......0.771
planting..............
agrosilvicultural treatments0.771..1.450....0.41002.538
total9.41910.61848.288.6197.42111.81795.96
11-20 yearsno treatment..............
tending0.41000.41002.5381.0581.844..6.024
thinning1.8451.1586.4231.7440.7712.53814.216
establishment cut2.9350.41007.1222.7352.1412.14117.314
removal cut0.41000.41002.1410.3100..0.7713.930
plentering0.4100..2.835..0.771..3.930
thinning of mountain forest1.450..20.61310.6172.8357.82143.39
coppice cut..........2.1412.141
conversion..........0.7710.771
transformation..0.41000.4100......0.771
sanitary felling....1.158......1.158
plentering in broadleaf forest..0.41001.450......1.845
tending of forest edge....0.4100......0.4100
planting..............
agrosilvicultural treatments0.4100..0.41000.31000.41000.41001.845
total7.6212.83545.0816.8138.52016.41497.16
> 20 yearsno treatment5.8252.14148.7831.8929.31062.36180.04
tending..............
thinning..............
establishment cut..............
removal cut..............
plentering..............
thinning of mountain forest..............
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total5.8252.14148.7831.8929.31062.36180.04
totalno treatment5.8252.14148.7831.8929.31062.36180.04
tending1.4502.53815.6152.4373.9301.84527.611
thinning9.4197.42224.1123.1332.5377.12253.68
establishment cut7.9216.02422.3125.8248.5205.32555.98
removal cut2.2411.1586.0240.7710.41003.23313.516
plentering3.6313.23312.1170.31001.1580.410020.613
thinning of mountain forest4.030..47.9820.5127.42116.41496.26
coppice cut0.41000.4100......4.3295.026
conversion....0.771....1.1581.845
transformation..0.41000.4100......0.771
sanitary felling1.158..1.8450.771..0.41003.930
plentering in broadleaf forest1.1584.2295.326......10.618
tending of forest edge..0.7711.845..0.7710.41003.632
planting..............
agrosilvicultural treatments1.450..1.8450.31000.41000.7714.628
total38.2927.911188.4365.7554.16103.24477.52

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171086/157469

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
0-1 yearno treatment....................................................
tending....10.09.71.40.8............4.54.5....................3.72.6......0.50.2
thinning33.327.3..10.09.71.80.9............9.16.2............2.52.510.09.50.40.47.14.91.91.8..11.110.8..1.10.3
establishment cut......2.31.0..2.22.2....2.41.0........3.83.83.62.0..16.715.32.52.5......3.72.60.90.7....1.60.3
removal cut......0.50.5......3.83.80.80.6....................0.40.4....0.50.5....0.40.2
plentering......1.40.8..2.22.2..........14.39.4....1.21.2....................0.50.2
thinning of mountain forest......1.40.8........1.60.83.33.3..7.16.914.313.57.75.3..........0.90.67.14.9..1.90.9....1.50.3
coppice cut....................................................
conversion..........................................1.91.8......0.10.1
transformation....................................................
sanitary felling......0.50.5..2.22.2..............................1.91.8......0.20.1
plentering in broadleaf forest..............3.83.8..................................0.10.1
tending of forest edge..........2.22.2..........................0.40.4..........0.20.1
planting....................................................
agrosilvicultural treatments......0.50.5..........................................0.10.1
total33.327.3..20.012.99.62.0..8.94.3..7.75.34.81.33.33.313.67.321.411.014.313.511.56.34.82.3..16.715.35.03.510.09.52.21.014.26.613.04.63.31.211.110.8..6.30.7
2-5 yearsno treatment....................................................
tending......2.71.1..4.43.1..3.83.82.00.93.33.3......15.47.13.62.0....5.03.5..0.40.43.63.5..0.90.711.110.8..2.20.4
thinning....10.09.73.61.310.09.66.73.7....0.40.410.05.59.16.27.16.9..3.83.86.02.6..16.715.3..10.09.52.21.03.63.51.91.80.90.7....2.70.4
establishment cut..10.09.8..3.61.320.012.84.43.1....5.61.46.74.69.16.2......4.82.3....7.54.2..0.90.6..5.63.12.41.0....3.60.5
removal cut......0.50.510.09.62.22.2....0.80.66.74.6......3.83.81.21.2....2.52.5..............0.80.2
plentering......3.61.3..2.22.2..........21.411.0....2.41.7..............0.50.5....1.10.3
thinning of mountain forest......3.21.2..2.22.2..15.47.13.21.1..18.28.37.16.914.313.53.83.83.62.0....2.52.5..3.11.17.14.91.91.84.21.4....3.70.5
coppice cut......................................0.40.4..........0.10.1
conversion......0.50.5..........................................0.10.1
transformation....................................................
sanitary felling......0.50.510.09.6..................................0.50.5....0.20.1
plentering in broadleaf forest......0.50.5......7.75.3............2.41.7..16.715.3..10.09.5........33.316.225.021.70.90.3
tending of forest edge......0.90.6........0.80.6..........1.21.2....................0.40.2
planting....................................................
agrosilvicultural treatments....................................................
total..10.09.810.09.719.62.750.015.922.26.2..26.98.812.72.126.78.136.410.335.712.914.313.526.98.825.04.7..33.319.317.56.020.012.77.01.714.26.69.34.09.42.044.417.125.021.715.61.0
6-10 yearsno treatment....................................................
tending......3.21.2..2.22.2..3.83.82.00.9..4.54.57.16.9..3.83.8......5.03.5......7.43.60.90.7....1.90.4
thinning..20.013.010.09.75.01.510.09.68.94.3....3.21.120.07.39.16.2......8.33.0....2.52.540.015.62.61.17.65.23.72.60.90.7....4.40.6
establishment cut....20.012.91.40.8..2.22.2....2.41.06.74.64.54.5......4.82.3....5.03.5..1.30.8..7.43.65.21.5....2.90.5
removal cut......0.90.610.09.6......0.40.4..........1.21.2........1.30.8..5.43.1......0.80.3
plentering..10.09.8..6.81.7........0.80.6..4.54.521.411.0....3.62.0....................1.80.4
thinning of mountain forest......7.31.8..11.14.7..19.27.84.01.26.74.6....42.919.17.75.32.41.7....15.05.7..2.61.110.75.97.43.67.51.8....6.00.6
coppice cut......................................2.21.0..3.72.6......0.50.2
conversion......................................0.40.4..........0.10.1
transformation....................................................
sanitary felling......................................0.40.4....0.50.5....0.10.1
plentering in broadleaf forest......1.40.8..............7.16.9....4.82.3......20.012.7........22.214.325.021.71.00.3
tending of forest edge............................1.21.2..................25.021.70.10.1
planting....................................................
agrosilvicultural treatments......0.90.6..2.12.1......3.33.3..............2.52.5..0.40.4....0.50.5....0.50.2
total..30.014.930.014.826.93.020.012.826.66.6..23.18.312.72.136.78.822.79.035.712.942.919.111.56.326.24.8....30.07.360.015.611.42.118.37.435.16.515.62.522.214.350.025.120.11.1
11-20 yearsno treatment....................................................
tending..10.09.8..1.80.9........2.41.03.33.34.54.5......1.21.2..............1.40.8....1.20.3
thinning....20.012.93.61.3..2.22.2....1.60.8..4.54.5......2.41.7100.0...5.03.5..3.11.1..7.43.63.31.2....2.90.5
establishment cut....20.012.90.90.6..8.94.3....3.61.213.36.24.54.5......2.41.7..16.715.32.52.5..2.61.13.63.511.14.34.71.5....3.70.5
removal cut......0.90.6..4.43.1..3.83.80.40.4......14.313.5........5.03.5..0.40.4....0.50.5....0.80.3
plentering......1.40.8..6.73.7....0.80.6..........1.21.2....2.52.5..........11.110.8..0.80.3
thinning of mountain forest..20.013.0..12.82.3..8.94.3..7.75.36.81.66.74.69.16.2....3.83.81.21.2....10.04.8..7.01.728.48.69.34.014.62.4....9.00.8
coppice cut......................................2.61.1..........0.50.2
conversion......................................0.90.6..........0.20.1
transformation..........2.22.2....................................25.021.70.20.1
sanitary felling............................2.41.7............1.71.7......0.20.1
plentering in broadleaf forest......0.50.5......3.83.8............1.21.2......10.09.5........11.110.8..0.40.2
tending of forest edge..............3.83.8..................................0.10.1
planting....................................................
agrosilvicultural treatments......0.90.6........0.40.4....................0.40.4....0.50.5....0.40.2
total..30.014.940.015.822.92.8..33.47.1..19.27.815.92.323.37.822.79.0..14.313.53.83.811.93.5100.0.16.715.325.06.910.09.517.02.532.08.929.66.225.03.022.214.325.021.720.31.1
> 20 yearsno treatment66.727.330.014.9..21.12.830.014.68.94.3..23.18.353.83.110.05.54.54.57.16.914.313.546.29.932.15.1..33.319.322.56.6..62.43.221.37.813.04.646.73.4....37.71.3
tending....................................................
thinning....................................................
establishment cut....................................................
removal cut....................................................
plentering....................................................
thinning of mountain forest....................................................
coppice cut....................................................
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest....................................................
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total66.727.330.014.9..21.12.830.014.68.94.3..23.18.353.83.110.05.54.54.57.16.914.313.546.29.932.15.1..33.319.322.56.6..62.43.221.37.813.04.646.73.4....37.71.3
totalno treatment66.727.330.014.9..21.12.830.014.68.94.3..23.18.353.83.110.05.54.54.57.16.914.313.546.29.932.15.1..33.319.322.56.6..62.43.221.37.813.04.646.73.4....37.71.3
tending..10.09.810.09.79.11.9..6.73.7..7.75.36.41.56.74.613.67.37.16.9..19.27.84.82.3....10.04.8..0.40.43.63.511.14.33.31.211.110.8..5.80.6
thinning33.327.320.013.050.016.114.12.420.012.817.85.7....5.21.430.08.431.810.07.16.9..3.83.816.74.1100.0.16.715.310.04.860.015.68.31.818.37.414.94.95.21.511.110.8..11.10.8
establishment cut..10.09.840.015.88.21.920.012.817.85.7....13.92.226.78.118.28.3....3.83.815.54.0..33.319.317.56.0..4.81.43.63.527.86.113.22.3....11.80.9
removal cut......2.71.120.012.86.73.7..7.75.32.41.06.74.6....14.313.53.83.82.41.7....7.54.2..2.21.0..5.43.10.90.7....2.90.5
plentering..10.09.8..13.22.3..11.14.7....1.60.8..4.54.557.113.2....8.33.0....2.52.5........0.50.511.110.8..4.20.5
thinning of mountain forest..20.013.0..24.72.9..22.26.2..42.39.815.52.316.76.827.39.514.39.471.417.323.18.37.12.8....27.57.1..13.62.353.39.518.65.328.33.1....20.11.1
coppice cut......................................5.21.5..3.72.6......1.10.3
conversion......0.50.5..............................1.30.8..1.91.8......0.40.2
transformation..........2.22.2....................................25.021.70.20.1
sanitary felling......0.90.610.09.62.22.2................2.41.7........0.40.4..3.62.50.90.7....0.80.2
plentering in broadleaf forest......2.31.0......15.47.1......7.16.9....8.33.0..16.715.3..40.015.6........66.716.150.025.12.30.4
tending of forest edge......0.90.6..2.22.2..3.83.80.80.6..........2.41.7........0.40.4........25.021.70.70.2
planting....................................................
agrosilvicultural treatments......2.31.0..2.12.1....0.40.43.33.3..............2.52.5..0.90.6....0.90.7....1.00.3
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #171087/157470

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
urgency of next treatment (interview survey)
0-1 year2-5 years6-10 years11-20 years> 20 yearstotal
cantontype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGno treatment........0.8700.870
tending............
thinning0.4100........0.4100
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.4100......0.8701.257
AIno treatment........1.0541.054
tending......0.3100..0.3100
thinning....0.669....0.669
establishment cut..0.3100......0.3100
removal cut............
plentering....0.3100....0.3100
thinning of mountain forest......0.669..0.669
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.31001.0541.0541.0543.221
ARno treatment............
tending0.3100........0.3100
thinning0.31000.31000.31000.669..1.641
establishment cut....0.6690.669..1.347
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.6690.31001.0551.347..3.225
BEno treatment........15.81415.814
tending1.0582.1412.4381.450..6.822
thinning1.4502.7353.8302.735..10.617
establishment cut1.7452.7351.0580.771..6.223
removal cut0.31000.31000.7710.771..2.141
plentering1.0582.7355.1251.058..9.918
thinning of mountain forest1.0582.4385.5259.619..18.513
coppice cut............
conversion..0.3100......0.3100
transformation............
sanitary felling0.31000.3100......0.771
plentering in broadleaf forest..0.31001.0580.3100..1.745
tending of forest edge..0.771......0.771
planting............
agrosilvicultural treatments0.3100..0.7710.771..1.745
total7.22114.71520.21217.11415.81475.05
BL/BSno treatment........1.2571.257
tending............
thinning..0.41000.4100....0.870
establishment cut..0.870......0.870
removal cut..0.41000.4100....0.870
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling..0.4100......0.4100
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..2.0430.870..1.2574.129
FRno treatment........1.5491.549
tending..0.7700.4100....1.157
thinning..1.1571.5490.4100..3.034
establishment cut0.41000.7700.41001.549..3.034
removal cut..0.4100..0.770..1.157
plentering0.41000.4100..1.157..1.944
thinning of mountain forest..0.41001.9441.549..3.730
coppice cut............
conversion............
transformation......0.4100..0.4100
sanitary felling0.4100........0.4100
plentering in broadleaf forest............
tending of forest edge0.4100........0.4100
planting............
agrosilvicultural treatments....0.4100....0.4100
total1.5493.7304.5285.6241.54916.812
GEno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
GLno treatment........2.3392.339
tending..0.41000.4100....0.870
thinning............
establishment cut............
removal cut0.4100....0.4100..0.870
plentering............
thinning of mountain forest..1.5491.9430.870..4.227
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest0.41000.870..0.4100..1.549
tending of forest edge......0.4100..0.4100
planting............
agrosilvicultural treatments............
total0.8702.7362.3391.9432.33910.014
GRno treatment........47.2747.27
tending..1.7451.7452.141..5.625
thinning..0.31002.8351.450..4.527
establishment cut2.1414.9262.1413.133..12.216
removal cut0.7710.7710.31000.3100..2.141
plentering....0.7710.771..1.450
thinning of mountain forest1.4502.8353.5315.924..13.615
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge..0.771......0.771
planting............
agrosilvicultural treatments......0.3100..0.3100
total4.22911.21711.21714.01547.2787.65
JUno treatment........1.2571.257
tending..0.4100..0.4100..0.870
thinning..1.2572.340....3.532
establishment cut..0.8700.8701.649..3.134
removal cut..0.870......0.870
plentering............
thinning of mountain forest0.4100..0.8700.870..1.944
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments....0.4100....0.4100
total0.41003.1344.3282.7361.25711.715
LUno treatment........0.31000.3100
tending0.3100..0.31000.3100..0.957
thinning0.6700.6700.6700.3100..2.237
establishment cut..0.6700.31000.3100..1.349
removal cut............
plentering....0.3100....0.3100
thinning of mountain forest..1.349..0.670..1.940
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.9572.5341.6441.6440.31006.920
NEno treatment........0.31000.3100
tending....0.3100....0.3100
thinning..0.3100......0.3100
establishment cut............
removal cut............
plentering0.6701.0571.057....2.634
thinning of mountain forest0.31000.3100......0.670
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest....0.3100....0.3100
tending of forest edge............
planting............
agrosilvicultural treatments............
total1.0571.6441.644..0.31004.525
NWno treatment........0.41000.4100
tending............
thinning............
establishment cut............
removal cut......0.4100..0.4100
plentering............
thinning of mountain forest0.41000.41001.255....1.940
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.41000.41001.2550.41000.41002.732
OWno treatment........4.5264.526
tending..1.5490.4100....1.943
thinning..0.4100......0.4100
establishment cut0.4100........0.4100
removal cut..0.4100......0.4100
plentering............
thinning of mountain forest0.7700.41000.7700.4100..2.239
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total1.1572.6361.1570.41004.5269.714
SGno treatment........9.8189.818
tending..1.157..0.4100..1.450
thinning..1.8442.5370.771..5.126
establishment cut1.1571.4501.4500.770..4.727
removal cut..0.41000.4100....0.770
plentering0.41000.7701.1570.4100..2.537
thinning of mountain forest..1.1570.7700.4100..2.240
coppice cut............
conversion............
transformation............
sanitary felling......0.770..0.770
plentering in broadleaf forest..0.7701.4500.4100..2.537
tending of forest edge..0.41000.4100....0.771
planting............
agrosilvicultural treatments............
total1.4507.6218.0203.6319.81830.48
SHno treatment............
tending............
thinning......0.770..0.770
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total......0.770..0.770
SOno treatment........0.8700.870
tending............
thinning..0.4100......0.4100
establishment cut0.4100....0.4100..0.870
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest..0.4100......0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.41000.870..0.41000.8702.340
SZno treatment........3.3323.332
tending..0.7700.770....1.449
thinning0.4100..0.41000.770..1.449
establishment cut0.41001.1570.7700.4100..2.536
removal cut..0.4100..0.770..1.157
plentering......0.4100..0.4100
thinning of mountain forest..0.41002.2401.449..4.028
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments....0.4100....0.4100
total0.7702.5364.3273.6303.33214.512
TGno treatment............
tending............
thinning0.31000.31001.249....1.839
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest..0.31000.6700.3100..1.249
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.31000.6701.8390.3100..3.030
TIno treatment........51.2751.27
tending..0.4100......0.4100
thinning0.41001.8442.1412.537..6.822
establishment cut..0.7711.1582.141..3.930
removal cut0.4100..1.1580.4100..1.844
plentering............
thinning of mountain forest0.7712.5372.1415.724..11.117
coppice cut..0.41001.8442.141..4.328
conversion....0.41000.771..1.158
transformation............
sanitary felling....0.4100....0.4100
plentering in broadleaf forest............
tending of forest edge0.4100........0.4100
planting............
agrosilvicultural treatments....0.41000.4100..0.771
total1.8445.7249.31914.01551.2782.04
URno treatment........2.0392.039
tending..0.3100......0.3100
thinning0.7700.31000.771....1.744
establishment cut......0.3100..0.3100
removal cut............
plentering............
thinning of mountain forest0.7700.7701.0572.634..5.023
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total1.3491.3491.7443.0312.0399.315
VDno treatment........2.7372.737
tending0.871..1.550....2.340
thinning0.41000.41000.8711.550..3.035
establishment cut0.8711.1581.5502.340..5.725
removal cut....1.158....1.158
plentering............
thinning of mountain forest..0.41001.5501.944..3.831
coppice cut....0.871....0.871
conversion0.4100........0.4100
transformation............
sanitary felling0.4100....0.4100..0.771
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total2.7371.9447.2226.1242.73720.512
VSno treatment........34.0934.09
tending..0.7710.7711.058..2.437
thinning..0.7710.7712.437..3.830
establishment cut0.7711.7443.8303.431..9.618
removal cut0.3100....0.3100..0.771
plentering..0.3100......0.3100
thinning of mountain forest1.4503.1335.52510.617..20.612
coppice cut............
conversion............
transformation............
sanitary felling..0.31000.3100....0.771
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments....0.31000.3100..0.771
total2.4376.92211.31718.21334.0972.75
ZGno treatment............
tending..0.4100......0.4100
thinning0.4100........0.4100
establishment cut............
removal cut............
plentering......0.4100..0.4100
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest..1.3530.9680.4100..2.632
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.41001.7440.9680.968..3.921
ZHno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation......0.4100..0.4100
sanitary felling............
plentering in broadleaf forest..0.41000.4100....0.770
tending of forest edge....0.4100....0.4100
planting............
agrosilvicultural treatments............
total..0.41000.7700.4100..1.449
Switzerlandno treatment........180.04180.04
tending2.43810.4188.8205.924..27.611
thinning5.22613.11620.81314.016..53.18
establishment cut7.82117.01413.81617.514..56.18
removal cut2.1413.7324.0304.030..13.816
plentering2.4385.1268.5204.030..20.013
thinning of mountain forest7.02217.51428.51142.99..95.96
coppice cut..0.41002.6382.141..5.126
conversion0.41000.31000.41000.771..1.845
transformation......0.771..0.771
sanitary felling1.1581.1580.7711.158..4.030
plentering in broadleaf forest0.41004.2294.6281.845..10.917
tending of forest edge0.7711.7450.7710.4100..3.632
planting............
agrosilvicultural treatments0.3100..2.5381.745..4.628
total29.91174.6795.8696.96180.04477.12

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #171088/157471
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