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NFI3

forest area: slope (20% classes) · altitude (400 m classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m............
1401-1800 m....0.4710.9450.5581.832
1001-1400 m....4.1211.2380.4715.718
601-1000 m1.1411.1413.0240.9450.4716.417
to 600 m0.4712.9250.5580.21000.9454.819
total1.5353.9218.1153.1232.12918.710
21-40 %above 1800 m....0.727135.6646.414342.758
1401-1800 m0.2100..11.310877.64227.270116.333
1001-1400 m6.91590.47148.05364.84532.564152.628
601-1000 m22.39310.717142.56531.66425.973133.031
to 600 m6.6976.41961.82783.120312.59630.465
total36.07617.5127104.336212.724104.633474.915
over 100%above 1800 m......1.0411.4352.527
1401-1800 m....0.9452.4273.0246.317
1001-1400 m0.2100..1.6333.3234.91910.013
601-1000 m0.558..0.21002.1292.5275.318
to 600 m....0.471..0.9451.238
total0.750..3.0248.91412.61125.38
totalabove 1800 m....0.75036.677.81545.16
1401-1800 m0.2100..12.51280.9430.67124.33
1001-1400 m7.1160.47153.8569.3537.86168.33
601-1000 m23.9811.81245.7634.5728.87144.73
to 600 m6.9169.3142.7263.32314.31136.57
total38.1621.49115.43224.62119.32518.91

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170391/156774

NFI3

forest area: slope (20% classes) · altitude (400 m classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m..............
1401-1800 m..0.558..0.21000.5580.5581.832
1001-1400 m..3.4231.633..0.4710.4715.718
601-1000 m2.2291.8321.4350.3710.4710.4716.417
to 600 m3.2230.4710.2100..0.21000.9454.819
total5.4186.1173.1230.5581.4352.12918.710
21-40 %above 1800 m..1.61780.517115.79418.4926.414342.658
1401-1800 m0.210023.3736.215127.37332.66627.270116.733
1001-1400 m7.215848.65127.26618.98318.28532.564152.628
601-1000 m32.88130.26828.0659.71175.817825.973132.431
to 600 m13.01650.74003.12021.0212..12.59630.465
total53.264104.43465.04172.64174.942104.633474.815
over 100%above 1800 m....0.21000.3710.5581.4352.527
1401-1800 m..1.338..1.5330.5583.0246.317
1001-1400 m0.21001.6331.4350.9451.1414.91910.013
601-1000 m0.5580.5581.2380.21000.4712.5275.318
to 600 m..0.21000.2100....0.9451.238
total0.7503.6222.9242.9242.52712.61125.38
totalabove 1800 m..1.6330.75016.01018.997.81545.16
1401-1800 m0.210025.186.21729.0733.6630.67124.83
1001-1400 m7.41653.6530.1719.8919.6937.86168.33
601-1000 m35.5732.5730.6710.2126.51628.87144.13
to 600 m16.2101.3383.5221.0410.210014.31136.47
total59.35114.2371.1476.0378.83119.32518.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170392/156775
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: rockfall SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.050.035.4.0.0.0.024.621.4
medium gap.0.0.0.0.0.050.035.450.035.4.0.050.025.0
large gap.0.0.0.0.0.0.0.050.035.4.0.025.421.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0..0.0100.0.
lower subalpineno gap.0.0.0.028.617.1.0.0.0.0.0.010.16.8
small gap100.0..0.028.617.119.912.6.0.050.035.430.210.3
medium gap.0.0.0.014.313.229.814.5.0.0.0.019.78.9
large gap.0.0.0.028.617.150.315.8.0.050.035.439.911.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0..0.0100.0.100.0..0.0100.0.100.0.
upper montaneno gap.0.0.0.023.111.725.021.725.021.727.213.425.07.7
small gap.0.0.0.023.111.7.0.025.021.79.18.615.76.4
medium gap.0.0.0.015.410.025.021.725.021.727.213.421.87.3
large gap.0.0.0.030.812.850.025.025.021.736.614.634.48.4
very large gap.0.0.0.07.77.4.0.0.0.0.0.03.13.1
total.0.0.0.0100.0.100.0.100.0.100.0.100.0.
lower montaneno gap.0.0.0.057.113.233.327.350.035.440.021.946.19.8
small gap.0.0.0.028.612.133.327.350.035.460.021.934.69.3
medium gap50.035.4.0.07.16.9.0.0.0.0.0.07.85.3
large gap50.035.4.0.07.16.933.327.3.0.0.0.011.56.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap33.319.3.0.083.315.220.017.9.0.040.012.741.38.4
small gap16.715.250.035.416.715.240.021.9.0.026.711.426.47.6
medium gap33.319.350.035.4.0.020.017.9.0.013.38.817.76.5
large gap16.715.2.0.0.0.020.017.9.0.020.010.314.76.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0..0.0100.0.100.0.
totalno gap22.213.9.0.045.07.912.56.725.015.333.38.231.14.3
small gap22.413.950.035.425.06.824.98.825.015.327.27.825.94.1
medium gap33.315.750.035.410.04.724.98.825.015.315.16.218.03.6
large gap22.213.9.0.017.56.037.79.925.015.324.37.524.14.0
very large gap.0.0.0.02.52.5.0.0.0.0.0.00.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #170393/156776

NFI3

forest area: slope (20% classes) · altitude (400 m classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
slope (20% classes)
to 20%21-40 %over 100%total
economic regionaltitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraabove 1800 m........
1401-1800 m..0.2100..0.2100
1001-1400 m..6.81590.21007.016
601-1000 m0.94520.1960.47121.39
to 600 m0.4713.4122..3.822
total1.33830.4790.55832.27
Eastern Juraabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m0.21001.91720.21002.328
to 600 m..3.3185..3.323
total0.21005.31090.21005.618
Western Plateauabove 1800 m........
1401-1800 m........
1001-1400 m..0.2100..0.2100
601-1000 m0.6582.4158..3.024
to 600 m1.3370.6300..1.931
total1.9313.2133..5.018
Central Plateauabove 1800 m........
1401-1800 m........
1001-1400 m..0.2100..0.2100
601-1000 m..5.9192..5.916
to 600 m1.0412.7132..3.721
total1.0418.8174..9.812
Eastern Plateauabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m0.5582.2161..2.726
to 600 m0.5583.1172..3.622
total1.1415.3227..6.316
Western Pre-Alpsabove 1800 m..0.471..0.471
1401-1800 m..6.2143..6.216
1001-1400 m1.33714.91140.65816.79
601-1000 m..4.42330.21004.619
to 600 m........
total1.33725.9770.75027.96
Central Pre-Alpsabove 1800 m..0.4200..0.471
1401-1800 m0.4714.01910.9455.218
1001-1400 m1.83118.9840.75021.48
601-1000 m1.83119.492..21.28
to 600 m0.4710.42000.21000.945
total4.32043.0561.83149.15
Eastern Pre-Alpsabove 1800 m........
1401-1800 m..1.2220..1.238
1001-1400 m1.14114.4930.47115.810
601-1000 m1.23818.4101..19.78
to 600 m0.21001.43200.21001.831
total2.52635.5620.55838.55
Northwestern Alpsabove 1800 m..0.9241..0.944
1401-1800 m0.210013.1990.47113.710
1001-1400 m0.47114.9930.47115.710
601-1000 m..6.31440.4716.716
to 600 m..0.4200..0.471
total0.55835.6581.14137.25
Central Alpsabove 1800 m..0.4200..0.471
1401-1800 m..1.7185..1.733
1001-1400 m0.4715.71600.7506.815
601-1000 m..3.62300.6574.220
to 600 m..1.1357..1.140
total0.47112.51101.33714.19
Northeastern Alpsabove 1800 m..0.21000.21000.371
1401-1800 m..3.3224..3.322
1001-1400 m0.21007.61600.3718.113
601-1000 m0.21006.51320.7507.314
to 600 m..0.7271..0.750
total0.37118.2831.23719.77
Southwestern Alpsabove 1800 m..15.7940.37116.010
1401-1800 m0.210027.3731.53329.07
1001-1400 m..18.9830.94519.89
601-1000 m0.3719.71170.210010.212
to 600 m..1.0212..1.041
total0.55872.6412.92476.03
Southeastern Alpsabove 1800 m..18.4920.55818.99
1401-1800 m0.55832.6660.55833.66
1001-1400 m0.47118.2851.14119.69
601-1000 m0.4715.81780.4716.516
to 600 m0.2100....0.2100
total1.43574.9422.52778.83
Southern Alpsabove 1800 m..6.41431.4357.815
1401-1800 m0.55827.2703.02430.67
1001-1400 m0.47132.5644.91937.86
601-1000 m0.47125.9732.52728.87
to 600 m0.94512.5960.94514.311
total2.129104.63312.611119.32
Switzerlandabove 1800 m..42.6582.52745.16
1401-1800 m1.832116.7336.317124.83
1001-1400 m5.718153.22810.013169.03
601-1000 m6.417132.5315.318144.33
to 600 m4.81930.5651.23836.67
total18.710475.71525.48519.81

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170394/156777

NFI3

forest area: degree of mixture · crown closure · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a..0.4719.4141.2381.9300.94513.811
crowded..............
normal..............
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal..............
heterogeneous..............
total..0.4719.4141.2381.9300.94513.811
pure conifer forestn/a..............
crowded1.1411.63313.2114.9184.7193.92129.48
normal2.0301.83220.298.0147.5155.81745.36
loose0.7500.94510.9137.1158.8145.11833.57
open0.7500.210015.0119.91310.0135.81741.66
scattered0.2100..6.4175.4178.2146.51626.88
grouped crowded0.2100..8.9146.3163.9214.12123.39
grouped normal....4.6196.5166.0175.11822.29
heterogeneous..0.21007.0162.7255.1183.42318.310
total4.9194.61986.2450.9454.2439.76240.52
mixed conifer forestn/a..............
crowded2.9252.3287.5151.2380.7501.63316.210
normal3.6223.02415.0111.7310.5581.93025.88
loose1.8312.1295.2180.7500.21001.14111.013
open2.0301.6338.0150.7500.4710.75013.411
scattered0.4710.5581.8320.9450.4710.7504.620
grouped crowded0.2100..1.6330.21000.4710.4712.726
grouped normal....2.0300.558..0.4712.825
heterogeneous0.21000.4712.9250.21000.4711.7325.618
total11.01210.01343.966.0162.8258.41482.24
mixed broadleaf forestn/a..............
crowded4.3202.5278.0150.9450.4711.93018.010
normal3.1242.1297.8151.238..2.12916.410
loose0.4710.4713.6220.21000.21001.2385.917
open1.4351.6334.1210.2100..0.9458.215
scattered0.471..2.7260.21000.21000.8454.220
grouped crowded....0.7500.21000.21001.2382.328
grouped normal....0.7500.558..0.4711.633
heterogeneous0.2100..0.750..0.21000.5581.633
total9.8136.61628.483.2231.0419.11458.25
pure broadleaf forestn/a..............
crowded6.7163.02413.2112.0291.14124.1850.26
normal3.3232.1296.8161.5330.55815.41029.78
loose2.0301.3382.3280.558..8.61414.711
open1.1410.7503.7220.9450.5584.91911.912
scattered0.5580.5581.8320.3710.4714.0217.615
grouped crowded..0.21001.4351.2380.5584.5197.915
grouped normal..0.21000.750....0.5581.435
heterogeneous..0.21000.4710.2100..1.2381.930
total13.6118.21530.376.6163.02463.54125.23
totaln/a..0.4719.4141.2381.9300.94513.811
crowded15.0119.51441.969.0136.81631.57113.84
normal12.0129.11449.8612.4118.61425.48117.24
loose4.9194.61921.998.5149.11316.11065.25
open5.3184.12130.8711.61210.91212.41275.05
scattered1.4351.14112.7126.8159.11312.11243.36
grouped crowded0.4710.210012.7127.8144.91910.21336.27
grouped normal..0.21008.0157.5156.0176.31628.08
heterogeneous0.4710.75010.9133.1235.6176.81627.58
total39.3629.97198.2267.9363.04121.72519.91

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170395/156778

NFI3

forest area: stand stability · degree of cover of assured regeneration · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
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%..........1.30.91.50.7..1.00.7..1.81.31.10.50.70.41.00.40.90.2
1-4%1.71.03.43.4......1.30.91.80.82.31.01.00.71.31.30.90.90.70.40.90.40.60.31.10.2
5-9%0.60.6..3.73.61.71.7..1.30.91.50.71.40.80.50.5....0.70.40.40.30.60.30.70.2
10-25%1.71.0..3.73.6..2.92.81.30.91.80.80.50.51.40.82.71.92.61.50.90.40.40.30.40.31.00.2
26-50%......3.42.4..0.70.70.70.51.40.8......1.10.51.10.50.40.30.70.2
51-75%0.60.6..........0.70.50.90.60.50.5..1.71.20.20.20.40.30.10.10.40.1
76-100%0.60.63.43.4........0.70.50.50.50.50.5........0.30.20.30.1
total5.01.66.94.77.45.15.22.92.92.85.91.98.81.76.81.74.81.54.02.37.02.44.71.04.00.93.60.75.10.4
less stableless than 1%1.71.06.94.7..1.71.7..2.01.10.70.53.71.31.40.86.62.95.22.10.70.43.80.91.90.52.20.3
1-4%5.01.63.43.43.73.61.71.78.64.75.31.87.31.65.51.59.22.012.03.86.02.26.51.26.91.27.11.06.70.5
5-9%5.61.73.43.47.45.1..2.92.85.91.910.61.94.61.410.62.19.43.47.82.58.31.35.31.17.41.07.20.5
10-25%8.92.110.35.77.45.112.14.320.06.813.22.716.52.27.31.815.52.56.72.98.72.610.31.49.31.49.41.110.70.6
26-50%6.71.93.43.43.73.613.84.58.64.78.62.33.71.15.01.55.31.61.31.36.02.24.91.04.91.05.60.95.40.4
51-75%1.71.0..3.73.61.71.714.35.90.70.75.91.41.40.83.41.32.61.81.71.22.20.71.10.53.80.72.80.3
76-100%1.10.83.43.4..1.71.7....0.70.50.50.51.00.7..1.71.20.20.20.70.40.60.30.60.1
total30.63.431.08.626.08.532.86.254.38.435.63.945.43.027.83.046.43.538.55.637.14.533.22.232.02.235.81.835.70.9
stableless than 1%10.62.33.43.47.45.11.71.7..1.91.12.61.05.51.52.41.15.32.60.90.92.00.76.21.12.10.53.60.3
1-4%7.21.93.43.43.73.61.71.72.92.87.22.13.71.110.52.14.81.59.43.410.32.810.81.514.01.69.21.18.90.5
5-9%11.12.36.94.77.45.15.22.92.92.89.22.38.41.714.12.410.62.19.43.46.02.215.01.712.91.616.91.412.60.6
10-25%15.02.727.68.329.78.827.65.98.64.718.43.119.02.419.22.716.92.617.44.417.23.522.22.018.71.822.01.619.80.7
26-50%13.32.513.86.411.16.115.54.811.45.416.43.08.41.77.81.88.21.910.73.613.83.29.61.49.31.46.81.09.50.5
51-75%5.01.63.43.47.24.96.93.314.35.93.31.53.31.17.31.83.91.35.32.63.41.71.80.62.70.83.00.73.70.3
76-100%2.21.13.43.4..3.42.42.92.82.01.10.40.40.90.61.91.0..4.31.90.70.40.20.20.70.31.10.2
total64.43.662.19.066.69.162.16.442.98.458.54.045.83.065.33.248.83.557.45.755.94.662.12.364.02.360.71.959.20.9
totalless than 1%12.22.410.35.77.45.13.42.4..5.21.84.81.39.11.94.81.511.93.77.82.53.80.910.71.55.00.86.70.5
1-4%13.92.610.35.77.45.13.42.411.45.413.82.812.82.018.32.615.02.522.74.817.33.517.91.821.81.916.91.416.70.7
5-9%17.22.810.35.718.67.56.93.35.73.916.53.020.52.420.12.721.72.918.74.513.83.224.02.018.71.824.91.720.50.7
10-25%25.63.237.99.040.89.539.76.431.47.832.93.837.42.926.93.033.83.326.75.128.44.233.42.228.42.131.91.831.60.9
26-50%20.03.017.27.014.86.932.86.220.06.825.63.512.82.014.22.413.52.412.03.819.83.715.71.715.31.712.81.315.70.7
51-75%7.21.93.43.410.96.08.63.728.67.64.01.69.91.89.62.07.71.97.93.16.92.34.31.04.20.96.91.06.80.5
76-100%3.91.410.35.7..5.22.92.92.82.01.11.80.81.80.93.41.3..6.02.20.90.40.90.41.60.52.00.3
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.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #170396/156779

NFI3

forest area: stand stability · degree of cover of assured regeneration · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
stand stability
criticalless stablestabletotal
economic regiondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 1%..0.5583.4233.921
1-4%0.5581.6332.3284.520
5-9%0.21001.8313.6225.618
10-25%0.5582.9254.8198.214
26-50%..2.1294.3206.416
51-75%0.21000.5581.6332.328
76-100%0.21000.4710.7501.338
total1.6339.81320.8932.27
Eastern Juraless than 1%..0.4710.21000.658
1-4%0.21000.21000.21000.658
5-9%..0.21000.4710.658
10-25%..0.6581.6352.130
26-50%..0.21000.8501.044
51-75%....0.21000.2100
76-100%0.21000.21000.21000.658
total0.4711.8333.5235.618
Western Plateauless than 1%....0.4710.471
1-4%..0.21000.21000.471
5-9%0.21000.4710.4710.944
10-25%0.21000.4711.5352.130
26-50%..0.21000.6580.750
51-75%..0.21000.4710.658
76-100%........
total0.4711.3373.4235.018
Central Plateauless than 1%..0.21000.21000.371
1-4%..0.21000.21000.371
5-9%0.2100..0.5580.750
10-25%..1.2382.7253.920
26-50%0.3711.3351.5333.222
51-75%..0.21000.7500.845
76-100%..0.21000.3710.558
total0.5583.2226.1169.812
Eastern Plateauless than 1%........
1-4%..0.5580.21000.750
5-9%..0.21000.21000.471
10-25%0.21001.3380.5582.030
26-50%..0.5580.7501.338
51-75%..0.9450.9451.831
76-100%....0.21000.2100
total0.21003.4232.7266.316
Western Pre-Alpsless than 1%0.4710.6580.5581.535
1-4%0.4711.5352.0303.921
5-9%0.4711.7332.6264.619
10-25%0.4713.7225.1189.213
26-50%0.21002.4274.6197.215
51-75%..0.21000.9441.140
76-100%....0.6580.658
total1.7339.91216.3927.96
Central Pre-Alpsless than 1%0.7500.4711.3382.327
1-4%0.9453.6221.8316.316
5-9%0.7505.2184.12010.113
10-25%0.9458.1149.31318.39
26-50%0.4711.8314.1206.316
51-75%0.4712.9251.6334.919
76-100%0.4710.4710.21000.945
total4.32022.3822.5849.15
Eastern Pre-Alpsless than 1%..1.4352.1293.522
1-4%0.9452.1294.0207.015
5-9%0.5581.8315.4177.714
10-25%0.21002.8257.41510.412
26-50%0.5581.9303.0245.517
51-75%0.4710.5582.8253.721
76-100%0.21000.21000.4710.750
total2.62510.71225.1738.55
Northwestern Alpsless than 1%0.4710.5580.9441.831
1-4%0.4713.4221.8315.617
5-9%0.21004.0214.0218.114
10-25%0.5585.8176.31612.611
26-50%..2.0303.1245.018
51-75%0.21001.3381.4352.925
76-100%0.21000.4710.7501.338
total1.83117.3918.2937.25
Central Alpsless than 1%..0.9440.8501.733
1-4%0.21001.7331.3373.223
5-9%..1.3371.3372.626
10-25%0.4710.9442.5273.821
26-50%..0.21001.5351.733
51-75%..0.4710.8501.140
76-100%........
total0.6575.5178.11414.19
Northeastern Alpsless than 1%0.4711.0400.21001.533
1-4%0.21001.2372.0283.422
5-9%..1.5331.2372.724
10-25%0.5571.7313.4215.616
26-50%..1.2372.7243.920
51-75%0.3710.3710.7501.435
76-100%..0.3710.8441.237
total1.4357.31411.01119.77
Southwestern Alpsless than 1%0.9450.5581.5332.924
1-4%0.5584.9188.21413.611
5-9%0.5586.31611.41218.29
10-25%0.7507.81416.9925.47
26-50%0.9453.8217.31511.911
51-75%0.21001.7311.4353.223
76-100%..0.21000.5580.750
total3.62225.2747.2576.03
Southeastern Alpsless than 1%0.5583.0244.9198.414
1-4%0.7505.41811.01217.210
5-9%0.4714.22010.21314.710
10-25%0.4717.41514.71022.48
26-50%0.9453.9217.41512.112
51-75%0.4710.9452.1293.323
76-100%..0.5580.21000.750
total3.22325.2850.4578.83
Southern Alpsless than 1%1.2382.3282.5276.017
1-4%0.7508.51411.01220.19
5-9%0.7508.81420.2929.77
10-25%0.55811.21226.3838.06
26-50%0.5586.6168.11415.210
51-75%0.21004.6193.5228.314
76-100%0.4710.7500.9451.930
total4.22042.7672.44119.32
Switzerlandless than 1%4.42011.71218.81034.97
1-4%5.51835.0746.2686.84
5-9%3.92137.3765.45106.64
10-25%5.31855.75103.04164.03
26-50%3.72228.1849.6681.44
51-75%2.12914.51119.01035.67
76-100%1.4353.4235.61810.513
total26.48185.73307.72519.81

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170397/156780
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: rockfall SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
AGno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
AIno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
ARno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
BEno gap.0.024.621.420.017.975.021.750.025.041.011.9
small gap.0.026.322.420.017.9.0.025.021.718.09.4
medium gap.0.024.621.440.021.9.0.025.021.723.410.3
large gap.0.024.621.420.017.925.021.7.0.017.69.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0100.0.100.0.
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
FRno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
GEno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
GLno gap.0.0.0.050.035.740.022.1.0.042.918.9
small gap.0.0.0.0.0.040.022.1.0.028.617.2
medium gap.0.0.0.0.0.020.018.0.0.014.313.3
large gap.0.0.0.050.035.7.0.0.0.014.313.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0..0.0100.0.
GRno gap.0.0.0.033.215.720.017.9.0.021.09.3
small gap.0.0100.0.11.110.480.017.950.035.436.811.1
medium gap50.035.4.0.022.113.8.0.050.035.421.09.3
large gap50.035.4.0.033.615.8.0.0.0.021.29.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
JUno gap.0.0.0.0.0.0.0.033.327.433.327.4
small gap.0.0.0.0.0.0.0.033.327.433.327.4
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.033.327.433.327.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
LUno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
NEno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
NWno gap.0.0.0.0.0.0100.0..0.0100.0.
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0..0.0100.0.
OWno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0100.0.50.035.7
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0..0.0.0.0.0.050.035.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0.0.0100.0.100.0.
SGno gap.0.0.0.0.0.0.0.050.035.525.021.7
small gap.0.0.0.0100.0.100.0..0.050.025.1
medium gap.0.0.0.0.0.0.0.050.035.525.021.7
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
SHno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
SOno gap.0.0.0.0.0.0.0.0100.0.50.035.5
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0100.0..0.050.035.5
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
SZno gap.0.0.0.0.0.0.0.0100.0.33.327.4
small gap.0.0.0.0.0.0100.0..0.033.327.4
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0100.0..0.0.0.033.327.4
total.0.0.0.0100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
TIno gap.0.0.0.016.715.2100.0.46.213.840.910.5
small gap.0.0.0.016.715.2.0.023.111.718.28.2
medium gap.0.0.0.033.319.3.0.07.77.413.67.3
large gap.0.0100.0.33.319.3.0.023.111.727.39.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
URno gap.0.033.327.425.021.850.035.6.0.033.315.8
small gap.0.066.727.425.021.8.0.0.0.033.315.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.050.025.150.035.6.0.033.315.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
VDno gap.0.0.0.0.0.0100.0.100.0.100.0.
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
VSno gap.0.0.0.025.021.733.327.320.017.912.56.7
small gap50.035.419.912.6.0.033.327.340.021.924.98.8
medium gap50.035.429.814.525.021.7.0.020.017.924.98.8
large gap.0.050.315.850.025.033.327.320.017.937.79.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
ZHno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
Switzerlandno gap.0.09.76.525.07.746.29.841.38.531.24.3
small gap24.821.529.810.215.56.434.79.426.37.525.84.1
medium gap50.025.019.88.921.87.38.25.617.76.618.13.6
large gap25.221.840.611.034.48.410.96.014.86.124.04.0
very large gap.0.0.0.03.23.2.0.0.0.00.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #170398/156781

NFI3

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
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
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..............
tending0.50.50.60.61.00.3..0.80.5..0.50.1
thinning4.11.41.20.80.30.20.30.3..0.10.10.60.1
establishment cut0.50.50.60.60.90.3......0.40.1
removal cut..0.60.60.10.10.30.31.10.6..0.20.1
plentering1.80.9..........0.10.1
thinning of mountain forest....0.20.11.50.60.80.50.70.30.50.1
coppice cut..............
conversion..............
transformation..............
sanitary felling0.90.60.60.60.50.2....0.10.10.30.1
plentering in broadleaf forest..............
tending of forest edge..............
planting..0.60.60.50.2......0.20.1
agrosilvicultural treatments0.50.5..0.40.20.80.4..0.30.20.30.1
total8.31.94.21.63.90.62.80.82.80.91.30.43.30.3
2-5 yearsno treatment..............
tending5.51.66.61.92.90.50.80.41.40.60.30.22.20.3
thinning9.72.010.22.34.60.61.00.51.10.62.00.53.80.4
establishment cut4.11.43.01.33.80.60.30.30.30.30.70.32.20.3
removal cut1.80.94.21.61.30.3..1.40.60.90.41.20.2
plentering2.81.1..1.20.3..0.60.4..0.70.2
thinning of mountain forest....2.00.43.30.95.31.21.20.42.10.3
coppice cut..........0.60.30.10.1
conversion0.50.5..0.40.2......0.20.1
transformation..........0.10.10.00.0
sanitary felling0.50.5..0.20.10.30.3..0.10.10.20.1
plentering in broadleaf forest..0.60.60.20.1......0.10.1
tending of forest edge..0.60.60.30.2..0.30.3..0.20.1
planting....0.40.2......0.20.1
agrosilvicultural treatments0.50.50.60.60.40.2..0.30.30.70.30.40.1
total25.43.025.73.417.51.15.51.110.61.66.70.913.60.6
6-10 yearsno treatment..............
tending0.90.60.60.62.80.51.30.61.70.70.10.11.60.2
thinning11.12.118.63.05.30.72.50.81.10.62.00.54.90.4
establishment cut6.91.79.02.26.30.72.50.83.61.00.30.24.30.4
removal cut3.71.35.41.72.40.50.50.41.10.61.30.42.00.3
plentering1.40.81.20.81.60.4......0.80.2
thinning of mountain forest....4.10.68.01.48.61.52.50.64.20.4
coppice cut..........0.10.10.00.0
conversion1.40.81.81.00.40.2....0.10.10.40.1
transformation..............
sanitary felling0.50.50.60.60.20.10.30.3....0.20.1
plentering in broadleaf forest0.50.5........0.10.10.10.0
tending of forest edge0.50.50.60.60.20.1....0.10.10.20.1
planting..............
agrosilvicultural treatments0.90.6..0.40.20.50.40.30.30.40.30.40.1
total27.63.037.73.723.81.315.51.816.42.07.21.019.00.7
11-20 yearsno treatment..............
tending0.50.51.81.01.60.41.00.52.20.80.10.11.20.2
thinning6.51.74.81.74.00.62.80.82.80.92.90.63.60.3
establishment cut1.80.95.41.76.30.74.51.02.80.91.20.44.00.4
removal cut3.21.21.81.01.70.40.30.32.50.81.20.41.60.2
plentering..0.60.60.70.30.30.3....0.30.1
thinning of mountain forest....4.90.68.51.412.01.72.80.65.10.4
coppice cut........0.30.31.00.40.30.1
conversion1.80.90.60.60.40.2....0.10.10.30.1
transformation......0.30.3....0.00.0
sanitary felling........0.30.3..0.00.0
plentering in broadleaf forest0.50.51.20.80.10.1......0.10.1
tending of forest edge..0.60.60.10.1......0.10.0
planting..............
agrosilvicultural treatments....0.40.20.30.30.30.30.40.30.30.1
total14.32.416.82.920.11.217.81.923.12.29.71.117.10.7
> 20 yearsno treatment24.42.915.62.834.81.458.42.547.12.675.11.646.90.9
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..............
total24.42.915.62.834.81.458.42.547.12.675.11.646.90.9
totalno treatment24.42.915.62.834.81.458.42.547.12.675.11.646.90.9
tending7.41.89.62.38.30.83.00.96.11.30.60.35.50.4
thinning31.33.134.73.714.11.06.51.25.01.27.11.012.90.6
establishment cut13.42.318.03.017.31.17.31.36.71.32.20.610.90.6
removal cut8.71.912.02.55.50.71.00.56.11.33.30.75.10.4
plentering6.01.61.81.03.50.60.30.30.60.4..2.00.3
thinning of mountain forest....11.20.921.32.026.72.37.11.011.90.6
coppice cut........0.30.31.70.50.40.1
conversion3.71.32.41.21.30.3....0.30.21.00.2
transformation......0.30.3..0.10.10.10.0
sanitary felling1.80.91.20.80.90.30.50.40.30.30.30.20.70.2
plentering in broadleaf forest0.90.61.81.00.30.2....0.10.10.30.1
tending of forest edge0.50.51.81.00.50.2..0.30.30.10.10.40.1
planting..0.60.61.00.3......0.40.1
agrosilvicultural treatments1.80.90.60.61.40.41.50.60.80.51.90.51.50.2
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 #170399/156782

NFI3

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
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
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..............
tending0.21000.21002.030..0.558..2.825
thinning1.6330.4710.5580.2100..0.21002.925
establishment cut0.21000.21001.832......2.129
removal cut..0.21000.21000.21000.750..1.238
plentering0.750..........0.750
thinning of mountain forest....0.4711.0410.5580.9452.825
coppice cut..............
conversion..............
transformation..............
sanitary felling0.4710.21001.141....0.21001.832
plentering in broadleaf forest..............
tending of forest edge..............
planting..0.21001.141......1.238
agrosilvicultural treatments0.2100..0.7500.558..0.4711.832
total3.3231.3387.7151.9301.8311.63317.410
2-5 yearsno treatment..............
tending2.2292.0305.7180.5580.9450.47111.612
thinning3.8223.0249.1140.7500.7502.52719.89
establishment cut1.6330.9457.5150.21000.21000.94511.213
removal cut0.7501.3382.527..0.9451.1416.417
plentering1.141..2.328..0.471..3.822
thinning of mountain forest....3.9212.2283.3231.43510.913
coppice cut..........0.7500.750
conversion0.2100..0.945......1.141
transformation..........0.21000.2100
sanitary felling0.2100..0.4710.2100..0.21000.945
plentering in broadleaf forest..0.21000.471......0.558
tending of forest edge..0.21000.558..0.2100..0.945
planting....0.945......0.945
agrosilvicultural treatments0.21000.21000.750..0.21000.9452.129
total10.0137.71534.873.7216.7168.11470.95
6-10 yearsno treatment..............
tending0.4710.21005.5180.9451.1410.21008.115
thinning4.3205.51810.5131.7310.7502.52725.38
establishment cut2.7262.72612.5121.7312.3280.47122.29
removal cut1.4351.6334.8190.3710.7501.63310.513
plentering0.5580.4713.223......4.121
thinning of mountain forest....8.2155.4175.4183.02422.19
coppice cut..........0.21000.2100
conversion0.5580.5580.945....0.21002.129
transformation..............
sanitary felling0.21000.21000.4710.2100....0.945
plentering in broadleaf forest0.2100........0.21000.471
tending of forest edge0.21000.21000.471....0.21000.945
planting..............
agrosilvicultural treatments0.471..0.7500.3710.21000.5582.129
total10.91311.31247.1610.61210.3138.81498.94
11-20 yearsno treatment..............
tending0.21000.5583.2230.7501.4350.21006.217
thinning2.5271.4357.8151.9301.8313.52219.010
establishment cut0.7501.63312.5123.1231.8311.43521.09
removal cut1.3380.5583.4230.21001.6331.4358.415
plentering..0.21001.4350.2100....1.832
thinning of mountain forest....9.6135.8177.5153.42326.38
coppice cut........0.21001.2381.435
conversion0.7500.21000.750....0.21001.832
transformation......0.2100....0.2100
sanitary felling........0.2100..0.2100
plentering in broadleaf forest0.21000.4710.2100......0.750
tending of forest edge..0.21000.2100......0.471
planting..............
agrosilvicultural treatments....0.7500.21000.21000.5581.633
total5.6185.01939.8612.11114.61011.81288.94
> 20 yearsno treatment9.6134.61968.9539.7529.6791.33243.82
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..............
total9.6134.61968.9539.7529.6791.33243.82
totalno treatment9.6134.61968.9539.7529.6791.33243.82
tending2.9252.92516.4102.0293.9210.75028.88
thinning12.31210.41328.084.4193.2238.61466.95
establishment cut5.3185.41834.274.9184.2202.62656.65
removal cut3.4233.62210.9130.7503.9214.12126.58
plentering2.4280.5587.0160.21000.471..10.413
thinning of mountain forest....22.1914.51016.8108.61462.15
coppice cut........0.21002.1292.328
conversion1.4350.7502.527....0.4715.019
transformation......0.2100..0.21000.371
sanitary felling0.7500.4711.8320.3710.21000.4713.722
plentering in broadleaf forest0.4710.5580.558....0.21001.633
tending of forest edge0.21000.5581.141..0.21000.21002.129
planting..0.21002.030......2.129
agrosilvicultural treatments0.7500.21002.9251.0410.5582.3287.615
total39.3629.97198.2267.9363.04121.72519.91

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170400/156783

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
0-1 yearno treatment....................................................
tending......0.60.4..1.11.1....0.50.3....4.03.9....1.70.9....1.31.26.36.1..3.92.70.80.8......0.50.1
thinning......1.30.54.84.71.11.1..1.91.9......4.03.9........16.78.8....0.20.2..0.80.80.20.2....0.60.1
establishment cut..5.04.95.65.40.60.4..1.11.1........2.42.4..................1.91.93.31.6......0.40.1
removal cut......0.40.3........0.70.3..........................0.20.2....0.20.1
plentering......0.20.2..............12.06.5..........................0.10.1
thinning of mountain forest......0.40.3........1.00.4....................0.40.3....1.30.5....0.50.1
coppice cut....................................................
conversion....................................................
transformation....................................................
sanitary felling....5.65.40.20.2......1.91.9..1.61.64.93.4....2.01.90.60.6....1.31.3..0.20.2..........0.30.1
plentering in broadleaf forest....................................................
tending of forest edge....................................................
planting......0.90.4................4.44.3..............1.91.90.80.8......0.20.1
agrosilvicultural treatments......0.40.3..1.11.1..........................0.40.3..0.80.80.90.4....0.30.1
total..5.04.911.17.55.11.04.84.74.52.2..3.82.62.20.61.61.67.34.120.08.04.44.32.01.92.21.1..16.78.82.61.86.36.11.10.47.73.76.62.32.70.8....3.30.3
2-5 yearsno treatment....................................................
tending11.110.5..11.17.52.80.84.84.74.52.2..7.53.61.00.41.61.62.42.48.05.48.76.03.92.72.81.233.327.411.17.43.92.218.89.80.20.21.91.93.31.60.70.413.38.912.511.72.20.3
thinning22.213.95.04.9..7.51.2..6.82.7..1.91.91.50.58.13.57.34.14.03.9..9.84.23.91.4..16.78.82.61.86.36.11.80.63.92.78.22.51.80.6....3.80.4
establishment cut..10.06.8..3.00.84.84.75.72.5..1.91.90.70.34.82.72.42.44.03.9....5.51.7....7.83.0..0.60.39.64.13.31.60.20.213.38.9..2.20.3
removal cut......1.70.64.84.71.11.1..3.82.61.70.51.61.62.42.4..4.44.3..0.60.6..5.65.41.31.3..0.60.3..2.51.40.40.3....1.20.2
plentering......2.30.7..1.11.1....0.30.21.61.6..20.08.0....0.60.6....................0.70.2
thinning of mountain forest......1.50.6..6.82.7....4.60.9................2.61.8..0.20.21.91.91.71.23.60.9....2.10.3
coppice cut......................................0.70.4..........0.10.1
conversion......0.40.3..2.31.6........2.42.44.03.9..........................0.20.1
transformation......................................0.20.2..........0.00.0
sanitary felling........4.84.7......0.20.2........................1.71.20.20.2....0.20.1
plentering in broadleaf forest......0.20.2......................................13.38.9..0.10.1
tending of forest edge..5.04.9............0.20.2..........1.71.0....................0.20.1
planting......0.90.4......................................6.76.5..0.20.1
agrosilvicultural treatments......0.40.3......1.91.90.30.2................1.31.3..0.90.4..0.80.8......0.40.1
total33.315.720.09.011.17.520.71.919.08.628.44.8..17.05.210.71.317.74.917.05.940.09.813.17.113.74.814.92.733.327.433.311.119.54.525.010.95.10.917.35.321.53.76.91.246.712.912.511.713.60.6
6-10 yearsno treatment....................................................
tending......1.70.6......3.82.61.50.51.61.64.93.4..4.44.35.93.31.70.9....3.92.26.36.10.20.23.92.71.71.21.30.513.38.9..1.60.2
thinning22.213.95.04.911.17.56.41.114.37.712.53.5..5.73.21.50.514.54.519.66.2..4.44.32.01.98.32.0..5.65.47.83.112.58.32.40.73.92.75.02.02.90.8..50.017.74.90.4
establishment cut..20.09.022.29.94.91.014.37.710.23.2....3.40.88.13.54.93.4..17.58.02.01.97.72.0....16.94.312.58.30.20.2..6.62.32.50.76.76.5..4.30.4
removal cut......2.60.7..4.52.2..1.91.91.70.59.73.87.34.1....2.01.92.21.133.327.4....6.36.11.30.51.91.93.31.60.90.4....2.00.3
plentering......3.20.8..1.11.1..........12.06.5....1.10.8..........1.91.9..0.20.2....0.80.2
thinning of mountain forest......6.01.1..4.52.2....6.71.0..2.42.4......0.60.6........1.80.61.91.92.51.48.71.3....4.20.4
coppice cut......................................0.20.2..........0.00.0
conversion......0.90.4..............4.03.9........11.17.4..6.36.10.20.2......13.38.912.511.70.40.1
transformation....................................................
sanitary felling..................1.61.6..............1.31.3......0.80.80.20.2..12.511.70.20.1
plentering in broadleaf forest......0.20.2..............................0.20.2..........0.10.0
tending of forest edge........4.84.7......0.20.2..........1.10.8........0.20.2..........0.20.1
planting....................................................
agrosilvicultural treatments......0.40.34.84.7......0.70.31.61.6........0.60.6........0.20.2....0.40.3....0.40.1
total22.213.925.09.733.311.226.22.038.110.632.95.0..11.34.415.81.537.16.139.17.616.07.326.29.311.84.523.23.133.327.416.78.829.95.243.812.46.81.113.54.819.83.617.31.833.312.375.015.319.00.7
11-20 yearsno treatment....................................................
tending......1.70.6......1.91.91.90.6..2.42.4..4.44.33.92.71.70.9....1.31.3......2.51.40.90.4....1.20.2
thinning......4.91.019.08.61.11.1..1.91.92.80.76.53.14.93.4..4.44.35.93.36.61.9....6.52.8..2.80.73.92.73.31.63.10.8....3.70.3
establishment cut11.110.515.08.127.810.62.10.74.84.76.82.7..1.91.92.80.71.61.62.42.44.03.913.17.1..11.62.4....14.34.0..1.30.513.54.83.31.64.31.06.76.5..4.00.4
removal cut....5.65.40.90.49.56.41.11.1....1.90.68.13.52.42.4....3.92.73.31.333.327.4..1.31.3..1.30.51.91.91.71.20.40.3....1.60.2
plentering......1.10.5........0.20.2..........1.10.8..............0.40.3....0.30.1
thinning of mountain forest......4.91.0..1.11.1..1.91.910.81.3..2.42.4....5.93.33.91.4....2.61.8..0.90.41.91.95.82.18.11.3....5.10.4
coppice cut................0.20.2....................1.30.5..........0.30.1
conversion......1.30.5..............4.03.9........11.17.4....0.20.2..........0.30.1
transformation............................................0.20.2....0.00.0
sanitary felling................0.20.2................................0.00.0
plentering in broadleaf forest......0.20.2..........................1.31.36.36.1........6.76.5..0.10.1
tending of forest edge......0.20.2........................................12.511.70.10.0
planting....................................................
agrosilvicultural treatments......0.40.3........0.30.2..........0.60.6........0.40.3....0.40.3....0.30.1
total11.110.515.08.133.311.217.71.833.310.310.23.2..7.53.621.01.716.14.714.65.58.05.421.88.719.65.628.73.433.327.411.17.427.35.16.36.18.11.221.25.716.53.417.91.813.38.912.511.717.10.7
> 20 yearsno treatment33.315.735.010.711.17.530.32.14.84.723.84.5..60.46.750.32.127.45.721.96.516.07.334.510.052.97.030.93.4..22.29.820.84.618.89.878.91.740.36.835.54.455.22.46.76.5..46.90.9
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....................................................
total33.315.735.010.711.17.530.32.14.84.723.84.5..60.46.750.32.127.45.721.96.516.07.334.510.052.97.030.93.4..22.29.820.84.618.89.878.91.740.36.835.54.455.22.46.76.5..46.90.9
totalno treatment33.315.735.010.711.17.530.32.14.84.723.84.5..60.46.750.32.127.45.721.96.516.07.334.510.052.97.030.93.4..22.29.820.84.618.89.878.91.740.36.835.54.455.22.46.76.5..46.90.9
tending11.110.5..11.17.56.81.24.84.75.72.5..13.24.75.00.93.22.29.74.612.06.517.58.013.74.87.72.033.327.411.17.410.43.531.311.60.40.39.64.18.32.52.90.826.711.512.511.75.50.4
thinning44.416.610.06.811.17.520.01.838.110.621.64.4..11.34.45.81.029.05.831.87.38.05.48.76.017.65.418.82.9..38.911.516.94.318.89.87.21.111.64.417.33.48.11.3..50.017.712.90.6
establishment cut11.110.550.011.155.611.710.71.423.89.323.84.5..3.82.66.91.014.54.512.25.18.05.430.69.72.01.924.93.2....39.05.612.58.32.00.625.06.016.53.46.91.226.711.5..10.90.6
removal cut....5.65.45.51.114.37.76.82.7..5.73.26.01.019.45.012.25.1..4.44.35.93.36.11.866.727.35.65.42.61.86.36.13.10.73.92.77.42.42.00.7....5.10.4
plentering......6.81.2..2.31.6....0.50.31.61.6..44.09.9....2.81.2..........1.91.9..0.70.4....2.00.3
thinning of mountain forest......12.81.5..12.53.5..1.91.923.21.8..4.93.4....5.93.34.41.5....5.22.5..3.30.85.83.29.92.721.71.9....11.90.6
coppice cut................0.20.2....................2.20.6..........0.40.1
conversion......2.60.7..2.31.6........2.42.412.06.5........22.29.8..6.36.10.40.3......13.38.912.511.71.00.2
transformation......................................0.20.2....0.20.2....0.10.0
sanitary felling....5.65.40.20.24.84.7....1.91.90.30.23.22.24.93.4....2.01.90.60.6....2.61.8..0.20.2..2.51.40.40.3..12.511.70.70.2
plentering in broadleaf forest......0.60.4..........................1.31.36.36.10.20.2......20.010.4..0.30.1
tending of forest edge..5.04.9..0.20.24.84.7......0.30.2..........2.81.2........0.20.2........12.511.70.40.1
planting......1.70.6................4.44.3..............1.91.90.80.8..6.76.5..0.40.1
agrosilvicultural treatments......1.70.64.84.71.11.1..1.91.91.40.51.61.6........1.10.8....1.31.3..1.80.6..1.71.21.80.6....1.50.2
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 #170401/156784

NFI3

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
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
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........0.6580.658
tending..0.2100......0.2100
thinning..0.4710.471....0.750
establishment cut......0.2100..0.2100
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..0.6580.4710.21000.6581.733
AIno treatment........1.1351.135
tending............
thinning..0.21000.2100....0.370
establishment cut0.21000.3700.6480.556..1.528
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge..0.2100......0.2100
planting............
agrosilvicultural treatments............
total0.21000.6480.8420.5561.1353.016
ARno treatment........0.3700.370
tending..0.370......0.370
thinning....0.370....0.370
establishment cut0.2100..0.7490.843..1.629
removal cut......0.2100..0.2100
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling0.2100........0.2100
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.3700.3701.0391.0390.3702.919
BEno treatment........25.2825.28
tending0.5582.3281.4351.435..5.717
thinning1.1416.2175.3184.121..16.710
establishment cut0.5582.5274.1211.831..8.914
removal cut0.4711.4352.1290.750..4.619
plentering0.21002.0302.7260.945..5.717
thinning of mountain forest0.4711.2385.0194.121..10.713
coppice cut............
conversion..0.4710.7501.141..2.129
transformation............
sanitary felling0.2100........0.2100
plentering in broadleaf forest..0.21000.21000.2100..0.558
tending of forest edge......0.2100..0.2100
planting0.7500.750......1.435
agrosilvicultural treatments0.4710.4710.4710.471..1.435
total4.32017.21021.9914.81125.2883.44
BL/BSno treatment........0.21000.2100
tending..0.2100......0.2100
thinning0.2100..0.6570.849..1.634
establishment cut..0.21000.6570.2100..1.044
removal cut..0.2100..0.470..0.657
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling..0.2100......0.2100
plentering in broadleaf forest............
tending of forest edge....0.2100....0.2100
planting............
agrosilvicultural treatments....0.2100....0.2100
total0.21000.8491.6341.4370.21004.220
FRno treatment........3.8213.821
tending0.21000.750......0.944
thinning0.21001.1402.0300.2100..3.522
establishment cut0.21000.9441.6331.140..3.821
removal cut..0.21000.7500.2100..1.140
plentering..0.21000.2100....0.471
thinning of mountain forest..1.1400.7500.2100..2.030
coppice cut............
conversion..0.471......0.471
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments0.2100........0.2100
total0.7504.6195.3181.6333.82116.19
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........5.5165.516
tending..0.7490.3700.2100..1.237
thinning0.21000.21000.5570.2100..1.040
establishment cut..0.2100..0.2100..0.370
removal cut..0.3700.2100....0.557
plentering............
thinning of mountain forest......0.2100..0.2100
coppice cut............
conversion............
transformation............
sanitary felling0.2100........0.2100
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments..0.2100......0.2100
total0.3701.5321.0400.7495.5169.111
GRno treatment........51.1551.15
tending0.5581.0411.6331.930..5.118
thinning..1.6331.6332.825..5.917
establishment cut..0.7503.5222.825..7.016
removal cut0.7501.7311.7311.930..6.117
plentering..0.371..0.2100..0.558
thinning of mountain forest1.0414.7196.81611.012..23.68
coppice cut......0.2100..0.2100
conversion............
transformation............
sanitary felling..0.2100..0.2100..0.371
plentering in broadleaf forest............
tending of forest edge..0.21000.2100....0.371
planting............
agrosilvicultural treatments..0.3710.7500.371..1.435
total2.32810.81216.11021.4951.15101.73
JUno treatment........3.0233.023
tending..0.21000.2100....0.471
thinning..0.9441.6330.750..3.223
establishment cut..0.5570.9440.2100..1.633
removal cut..0.21001.1400.944..2.128
plentering..0.2100......0.2100
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling0.2100..0.2100....0.471
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments....0.2100....0.2100
total0.21002.0294.1201.8313.02311.011
LUno treatment........1.5331.533
tending..0.21000.3710.2100..0.750
thinning..0.5581.4350.371..2.227
establishment cut0.21000.21000.3710.2100..0.844
removal cut..0.21000.5580.2100..0.844
plentering............
thinning of mountain forest....0.21000.2100..0.371
coppice cut............
conversion..0.2100......0.2100
transformation............
sanitary felling0.371........0.371
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.5581.2372.7241.0401.5337.014
NEno treatment........0.7500.750
tending0.21000.470......0.557
thinning0.21000.2100......0.470
establishment cut..0.2100..0.2100..0.470
removal cut............
plentering0.5570.9440.557....2.029
thinning of mountain forest............
coppice cut............
conversion..0.21000.21000.2100..0.557
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.9441.8310.7500.4700.7504.519
NWno treatment........1.5331.533
tending..0.4700.21000.2100..0.848
thinning....0.21000.2100..0.470
establishment cut....0.8480.656..1.435
removal cut..0.2100......0.2100
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting0.2100........0.2100
agrosilvicultural treatments............
total0.21000.6561.2381.0431.5334.516
OWno treatment........4.9174.917
tending..0.4700.5570.470..1.337
thinning..0.9440.21000.557..1.632
establishment cut....0.2100....0.2100
removal cut....0.21000.470..0.557
plentering............
thinning of mountain forest......0.557..0.557
coppice cut............
conversion............
transformation............
sanitary felling0.2100........0.2100
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.21001.3371.1401.8304.9179.211
SGno treatment........9.8129.812
tending0.5580.9440.5580.558..2.526
thinning..1.2372.6252.128..6.016
establishment cut..1.8312.5263.721..7.914
removal cut..0.21000.7501.141..1.930
plentering..0.21000.4710.471..0.944
thinning of mountain forest....0.21001.237..1.435
coppice cut............
conversion............
transformation............
sanitary felling0.2100........0.2100
plentering in broadleaf forest............
tending of forest edge..0.5580.471....0.945
planting............
agrosilvicultural treatments....0.21000.2100..0.471
total0.7504.7197.4159.1139.81231.76
SHno treatment............
tending..0.2100......0.2100
thinning............
establishment cut............
removal cut....0.21000.2100..0.470
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.21000.21000.2100..0.657
SOno treatment........0.7500.750
tending..0.371......0.371
thinning0.5570.5570.2100....1.237
establishment cut............
removal cut..0.2100......0.2100
plentering............
thinning of mountain forest............
coppice cut............
conversion....0.3710.371..0.750
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.5571.0400.5570.3710.7503.123
SZno treatment........2.9242.924
tending0.21000.5570.5570.2100..1.535
thinning..0.4701.1400.944..2.427
establishment cut..1.1402.4272.029..5.517
removal cut..0.2100..0.2100..0.470
plentering............
thinning of mountain forest..0.470..0.470..0.750
coppice cut............
conversion............
transformation............
sanitary felling0.2100..0.2100....0.470
plentering in broadleaf forest......0.2100..0.2100
tending of forest edge............
planting............
agrosilvicultural treatments..0.2100......0.2100
total0.4712.7254.2193.8202.92414.19
TGno treatment........0.5570.557
tending0.21000.5570.2100....0.844
thinning..0.21000.370....0.557
establishment cut....0.370....0.370
removal cut....0.2100....0.2100
plentering............
thinning of mountain forest............
coppice cut............
conversion....0.2100....0.2100
transformation............
sanitary felling............
plentering in broadleaf forest......0.2100..0.2100
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.21000.7491.2370.21000.5572.724
TIno treatment........76.1376.13
tending..0.21000.2100....0.471
thinning0.21001.8312.3282.726..6.916
establishment cut..0.5580.21001.238..1.930
removal cut..0.5581.2381.238..3.024
plentering............
thinning of mountain forest0.4710.21001.8310.945..3.223
coppice cut..0.7500.21001.238..2.129
conversion....0.21000.2100..0.471
transformation..0.2100......0.2100
sanitary felling0.2100........0.2100
plentering in broadleaf forest....0.2100....0.2100
tending of forest edge....0.2100....0.2100
planting............
agrosilvicultural treatments0.4710.9450.21000.471..1.831
total1.1415.0196.5167.81576.1396.43
URno treatment........3.9203.920
tending0.4700.21000.470....0.944
thinning..0.4700.4700.470..1.140
establishment cut0.21000.944..1.337..2.426
removal cut....0.21000.2100..0.470
plentering....0.2100....0.2100
thinning of mountain forest..0.21000.21000.2100..0.657
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting0.2100........0.2100
agrosilvicultural treatments............
total0.7491.7321.3372.1293.9209.711
VDno treatment........7.8157.815
tending0.21000.7500.4710.558..1.831
thinning0.21001.8311.1410.750..3.821
establishment cut0.7500.7501.5350.750..3.622
removal cut..0.5580.7500.471..1.633
plentering............
thinning of mountain forest..0.4710.5581.338..2.229
coppice cut............
conversion............
transformation............
sanitary felling..0.4710.2100....0.558
plentering in broadleaf forest............
tending of forest edge............
planting0.2100........0.2100
agrosilvicultural treatments0.21000.2100......0.471
total1.5354.7194.4203.6227.81521.98
VSno treatment........42.0542.05
tending..0.5581.0410.750..2.228
thinning0.21001.4352.2282.427..6.116
establishment cut..0.21001.9303.223..5.318
removal cut0.21000.3710.7500.371..1.533
plentering....0.21000.371..0.558
thinning of mountain forest1.0412.7256.6166.116..16.510
coppice cut............
conversion............
transformation......0.2100..0.2100
sanitary felling..0.21000.2100....0.371
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments0.750..0.3710.371..1.435
total2.0295.31813.11113.61142.0576.13
ZGno treatment........0.21000.2100
tending..0.4700.470....0.748
thinning............
establishment cut..0.4700.21000.2100..0.748
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion....0.470....0.470
transformation............
sanitary felling............
plentering in broadleaf forest..0.470..0.2100..0.556
tending of forest edge............
planting..0.2100......0.2100
agrosilvicultural treatments............
total..1.2340.9420.4700.21002.620
ZHno treatment............
tending..0.2100......0.2100
thinning....0.750....0.750
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion....0.2100....0.2100
transformation............
sanitary felling....0.2100....0.2100
plentering in broadleaf forest............
tending of forest edge......0.2100..0.2100
planting............
agrosilvicultural treatments............
total..0.21001.1400.2100..1.535
Switzerlandno treatment........243.42243.42
tending2.82511.6128.1156.217..28.78
thinning2.92519.7925.2819.010..66.75
establishment cut2.12911.21322.1921.09..56.55
removal cut1.2386.41710.4138.415..26.48
plentering0.7503.7224.1211.832..10.313
thinning of mountain forest2.82510.91322.0926.38..62.05
coppice cut..0.7500.21001.435..2.328
conversion..1.1412.1291.832..5.019
transformation..0.2100..0.2100..0.371
sanitary felling1.7320.9450.9450.2100..3.722
plentering in broadleaf forest..0.5570.4710.750..1.633
tending of forest edge..0.9450.9450.471..2.129
planting1.3380.945......2.229
agrosilvicultural treatments1.8322.1292.1291.633..7.615
total17.31070.7598.6488.74243.42518.81

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #170402/156785
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: rockfall SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.025.021.7.0.025.021.7
medium gap.0.0.0.0.0.050.025.0.0.050.025.0
large gap.0.0.0.0.0.025.021.7.0.025.021.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0..0.0100.0.
lower subalpineno gap.0.0.0.0.0.012.58.2.0.09.96.7
small gap100.0..0.0.0.024.910.850.035.430.110.3
medium gap.0.0.0.0.0.024.910.8.0.019.88.9
large gap.0.0.0.0100.0.37.712.150.035.440.211.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap.0.0.0.0.0.030.010.319.912.624.97.6
small gap.0.0.0.0.0.020.08.910.09.515.56.4
medium gap.0.0.0.0100.0.10.06.729.914.522.17.4
large gap.0.0.0.0.0.035.010.740.215.534.48.4
very large gap.0.0.0.0.0.05.04.9.0.03.13.0
total.0.0.0.0100.0.100.0.100.0.100.0.
lower montaneno gap.0.0.0.050.035.452.912.140.021.945.99.8
small gap.0.0.0.050.035.429.411.160.021.934.69.3
medium gap50.035.4.0.0.0.05.95.7.0.07.85.3
large gap50.035.4.0.0.0.011.87.8.0.011.66.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0..0.0100.0.100.0.100.0.100.0.
colline/submontaneno gap33.319.3.0.033.327.255.616.640.012.741.08.4
small gap16.715.2100.0.33.327.222.213.926.711.426.47.6
medium gap33.319.3.0.033.327.211.110.513.38.817.86.6
large gap16.715.2.0.0.0.011.110.520.010.314.76.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap22.213.9.0.025.015.333.35.831.28.231.04.3
small gap22.113.8100.0.25.015.324.25.328.17.925.84.1
medium gap33.415.7.0.037.517.115.14.415.66.418.23.6
large gap22.213.9.0.012.511.725.85.425.17.724.24.0
very large gap.0.0.0.0.0.01.51.5.0.00.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #170403/156786

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %±
0-1 yearno treatment............
tending0.50.50.80.80.90.40.60.2..0.50.1
thinning3.81.31.71.20.50.30.20.10.10.10.60.1
establishment cut0.50.50.80.80.90.40.30.2..0.40.1
removal cut..0.80.80.20.20.40.2..0.20.1
plentering1.90.9........0.10.1
thinning of mountain forest....0.20.20.80.20.70.30.50.1
coppice cut............
conversion............
transformation............
sanitary felling1.00.7..0.80.30.20.10.10.10.30.1
plentering in broadleaf forest............
tending of forest edge............
planting..0.80.80.30.20.30.2..0.20.1
agrosilvicultural treatments0.50.5..0.20.20.50.20.30.20.30.1
total8.11.95.02.03.90.83.20.51.30.43.30.3
2-5 yearsno treatment............
tending4.81.59.22.63.40.71.50.30.30.22.20.3
thinning10.12.113.33.15.30.92.00.42.10.53.80.4
establishment cut3.41.23.31.65.10.91.10.30.70.32.20.3
removal cut1.90.94.21.81.40.51.00.30.70.31.20.2
plentering2.91.2..2.00.60.20.1..0.70.2
thinning of mountain forest....1.70.53.30.51.20.42.10.3
coppice cut........0.60.30.10.1
conversion0.50.5..0.80.3....0.20.1
transformation........0.10.10.00.0
sanitary felling0.50.5..0.20.20.20.10.10.10.20.1
plentering in broadleaf forest..0.80.80.30.2....0.10.1
tending of forest edge..0.80.80.50.30.10.1..0.20.1
planting....0.30.20.20.1..0.20.1
agrosilvicultural treatments0.50.50.80.80.20.20.30.20.70.30.40.1
total24.43.032.54.321.11.69.90.86.71.013.60.6
6-10 yearsno treatment............
tending1.00.70.80.82.00.62.20.40.10.11.60.2
thinning12.92.314.23.26.71.03.20.52.10.54.90.4
establishment cut6.21.76.72.39.81.23.00.50.30.24.30.4
removal cut3.81.35.82.12.50.61.50.31.30.42.00.3
plentering1.40.8..2.80.60.20.1..0.80.2
thinning of mountain forest....3.10.76.90.72.50.64.20.4
coppice cut........0.10.10.00.0
conversion1.40.81.71.20.90.4..0.10.10.40.1
transformation............
sanitary felling0.50.50.80.80.20.20.20.1..0.20.1
plentering in broadleaf forest..0.80.8....0.10.10.10.0
tending of forest edge0.50.50.80.80.20.20.10.10.10.10.20.1
planting............
agrosilvicultural treatments1.00.7..0.30.20.40.20.40.30.40.1
total28.73.131.74.228.41.817.51.17.41.019.00.7
11-20 yearsno treatment............
tending0.50.52.51.41.60.51.50.30.10.11.20.2
thinning6.71.71.71.24.20.83.40.53.00.73.60.3
establishment cut2.41.11.71.27.51.04.30.61.20.44.00.4
removal cut3.81.3..1.90.51.50.31.20.41.60.2
plentering....1.10.40.20.1..0.30.1
thinning of mountain forest....4.30.88.20.82.40.65.10.4
coppice cut......0.10.11.00.40.30.1
conversion1.40.80.80.80.60.30.10.10.10.10.30.1
transformation......0.10.1..0.00.0
sanitary felling......0.10.1..0.00.0
plentering in broadleaf forest0.50.50.80.80.30.2....0.10.1
tending of forest edge..0.80.80.20.2....0.10.0
planting............
agrosilvicultural treatments....0.30.20.40.20.30.20.30.1
total15.32.58.32.521.91.619.91.19.31.117.10.7
> 20 yearsno treatment23.42.922.53.824.71.749.61.475.31.746.90.9
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............
total23.42.922.53.824.71.749.61.475.31.746.90.9
totalno treatment23.42.922.53.824.71.749.61.475.31.746.90.9
tending6.71.713.33.17.91.15.90.70.60.35.50.4
thinning33.53.330.84.216.61.58.70.87.31.012.90.6
establishment cut12.42.312.53.023.31.78.70.82.20.610.90.6
removal cut9.62.010.82.85.90.94.30.63.30.75.10.4
plentering6.21.7..5.90.90.50.2..2.00.3
thinning of mountain forest....9.31.119.21.16.81.011.90.6
coppice cut......0.10.11.80.50.40.1
conversion3.41.22.51.42.30.60.10.10.30.21.00.2
transformation......0.10.10.10.10.10.0
sanitary felling1.90.90.80.81.10.40.50.20.30.20.70.2
plentering in broadleaf forest0.50.52.51.40.60.3..0.10.10.30.1
tending of forest edge0.50.52.51.40.80.30.20.10.10.10.40.1
planting..0.80.80.60.30.50.2..0.40.1
agrosilvicultural treatments1.90.90.80.80.90.41.50.31.80.51.50.2
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 #170404/156787

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern 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± %
0-1 yearno treatment............
tending0.21000.21001.1411.435..2.825
thinning1.5350.4710.5580.3710.21002.925
establishment cut0.21000.21001.1410.750..2.129
removal cut..0.21000.21000.945..1.238
plentering0.750........0.750
thinning of mountain forest....0.21001.7320.9452.825
coppice cut............
conversion............
transformation............
sanitary felling0.471..0.9450.3710.21001.832
plentering in broadleaf forest............
tending of forest edge............
planting..0.21000.4710.750..1.238
agrosilvicultural treatments0.2100..0.21001.0410.4711.832
total3.1241.1414.5207.1151.63317.410
2-5 yearsno treatment............
tending1.8312.0303.9213.5220.47111.612
thinning3.8222.9256.1174.5202.52719.89
establishment cut1.3380.7505.9172.4270.94511.213
removal cut0.7500.9451.6332.3280.9456.417
plentering1.141..2.3280.371..3.822
thinning of mountain forest....2.0307.5151.43510.813
coppice cut........0.7500.750
conversion0.2100..0.945....1.141
transformation........0.21000.2100
sanitary felling0.2100..0.21000.3710.21000.945
plentering in broadleaf forest..0.21000.471....0.558
tending of forest edge..0.21000.5580.2100..0.945
planting....0.4710.558..0.945
agrosilvicultural treatments0.21000.21000.21000.7500.9452.129
total9.3147.01624.4822.297.91570.85
6-10 yearsno treatment............
tending0.4710.21002.3285.0180.21008.115
thinning4.9193.0247.7157.1152.52725.28
establishment cut2.4281.43511.3126.8160.47122.29
removal cut1.5351.2382.9253.3231.63310.513
plentering0.558..3.2230.371..4.121
thinning of mountain forest....3.62215.4103.02422.09
coppice cut........0.21000.2100
conversion0.5580.4711.141..0.21002.229
transformation............
sanitary felling0.21000.21000.21000.371..0.945
plentering in broadleaf forest..0.2100....0.21000.471
tending of forest edge0.21000.21000.21000.21000.21000.945
planting............
agrosilvicultural treatments0.471..0.4710.9450.5582.129
total10.9136.81632.8739.468.81498.74
11-20 yearsno treatment............
tending0.21000.5581.8323.5220.21006.217
thinning2.6270.4714.8197.6153.52218.910
establishment cut0.9450.4718.6149.7131.43521.09
removal cut1.535..2.1293.3231.4358.315
plentering....1.3380.558..1.832
thinning of mountain forest....5.01918.4102.82526.28
coppice cut......0.21001.2381.435
conversion0.5580.21000.7500.21000.21001.832
transformation......0.2100..0.2100
sanitary felling......0.2100..0.2100
plentering in broadleaf forest0.21000.21000.471....0.750
tending of forest edge..0.21000.2100....0.471
planting............
agrosilvicultural treatments....0.4710.9450.4711.633
total5.8171.83225.3844.6611.11288.64
> 20 yearsno treatment8.9144.81928.57111.3389.83243.42
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............
total8.9144.81928.57111.3389.83243.42
totalno treatment8.9144.81928.57111.3389.83243.42
tending2.6272.9259.11413.4110.75028.68
thinning12.8126.61619.2919.698.71466.85
establishment cut4.7192.72626.9819.692.62656.65
removal cut3.6222.3286.8169.7133.92126.48
plentering2.428..6.8161.238..10.413
thinning of mountain forest....10.81343.068.11461.95
coppice cut......0.21002.1292.328
conversion1.3380.5582.7260.21000.4715.019
transformation......0.21000.21000.371
sanitary felling0.7500.21001.3381.2380.4713.722
plentering in broadleaf forest0.21000.5580.750..0.21001.633
tending of forest edge0.21000.5580.9450.3710.21002.129
planting..0.21000.7501.238..2.129
agrosilvicultural treatments0.7500.21001.1413.5222.1297.615
total38.1621.49115.43224.62119.32518.91

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170405/156788

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %±
0-1 yearno treatment..............
tending0.60.40.80.41.50.6..0.70.4..0.50.1
thinning3.00.90.50.30.20.20.20.2..0.10.10.60.1
establishment cut0.60.41.10.40.70.4......0.40.1
removal cut0.30.30.20.2..0.20.20.90.4..0.20.1
plentering1.20.6..........0.10.1
thinning of mountain forest..0.30.2..1.30.50.70.40.70.30.50.1
coppice cut..............
conversion..............
transformation..............
sanitary felling0.60.40.50.31.00.5....0.10.10.30.1
plentering in broadleaf forest..............
tending of forest edge..............
planting0.30.30.80.40.20.2......0.20.1
agrosilvicultural treatments0.30.30.50.3..0.90.4..0.30.20.30.1
total7.01.44.60.83.70.92.70.82.20.71.30.43.30.3
2-5 yearsno treatment..............
tending6.41.32.80.73.91.00.70.41.10.50.30.22.20.3
thinning11.21.75.50.92.90.81.80.61.10.52.10.53.80.4
establishment cut3.31.02.80.76.31.20.20.20.40.30.70.32.10.3
removal cut2.70.91.30.41.00.50.40.31.80.60.70.31.20.2
plentering1.80.71.90.50.20.2..0.40.3..0.70.2
thinning of mountain forest..2.40.60.70.43.60.94.41.01.20.42.10.3
coppice cut..........0.60.30.10.1
conversion0.30.30.80.4........0.20.1
transformation..........0.10.10.00.0
sanitary felling0.30.30.30.2..0.20.2..0.10.10.20.1
plentering in broadleaf forest0.30.3..0.50.3......0.10.1
tending of forest edge0.30.3..0.70.4..0.20.2..0.20.1
planting..0.60.30.20.2......0.20.1
agrosilvicultural treatments0.60.40.20.20.50.3..0.40.30.70.30.40.1
total27.42.518.71.617.01.96.91.210.01.46.71.013.60.6
6-10 yearsno treatment..............
tending0.90.52.40.62.90.81.30.52.00.70.10.11.60.2
thinning13.41.95.20.97.31.32.90.81.80.62.10.54.90.4
establishment cut6.41.36.00.98.31.42.50.74.20.90.30.24.30.4
removal cut4.61.12.70.61.50.60.90.41.80.61.30.42.00.3
plentering0.90.52.50.60.70.40.20.2....0.80.2
thinning of mountain forest..5.70.90.50.38.71.37.11.22.50.64.30.4
coppice cut..........0.10.10.00.0
conversion1.50.70.60.30.50.3....0.10.10.40.1
transformation..............
sanitary felling0.60.40.20.20.20.20.20.2....0.20.1
plentering in broadleaf forest0.30.3........0.10.10.10.0
tending of forest edge0.60.4..0.20.2..0.20.20.10.10.20.1
planting..............
agrosilvicultural treatments0.60.40.30.20.20.20.40.30.40.30.40.30.40.1
total29.82.525.61.722.42.117.31.817.61.87.41.019.00.7
11-20 yearsno treatment..............
tending1.20.61.70.51.20.50.90.42.20.70.10.11.20.2
thinning4.91.24.10.84.91.13.10.82.40.73.00.73.60.3
establishment cut2.10.83.50.711.71.64.31.03.30.81.20.44.00.4
removal cut2.40.81.60.52.20.70.40.32.20.71.20.41.60.2
plentering..0.80.40.50.30.40.30.20.2..0.30.1
thinning of mountain forest..5.50.92.80.88.11.311.61.52.40.65.10.4
coppice cut........0.20.21.00.40.30.1
conversion1.20.60.80.4......0.10.10.30.1
transformation......0.20.2....0.00.0
sanitary felling........0.20.2..0.00.0
plentering in broadleaf forest0.60.4..0.50.3......0.10.1
tending of forest edge0.30.3..0.20.2......0.10.0
planting..............
agrosilvicultural treatments..0.30.20.20.20.40.30.40.30.30.20.30.1
total12.81.818.41.524.12.117.91.822.92.09.31.117.10.7
> 20 yearsno treatment23.12.332.71.932.82.355.22.447.32.475.31.746.90.9
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..............
total23.12.332.71.932.82.355.22.447.32.475.31.746.90.9
totalno treatment23.12.332.71.932.82.355.22.447.32.475.31.746.90.9
tending9.11.67.81.19.51.42.90.86.01.10.60.35.50.4
thinning32.52.615.31.415.31.88.11.35.31.17.31.012.90.6
establishment cut12.51.813.51.427.02.26.91.28.01.32.20.610.80.6
removal cut10.01.75.70.94.61.02.00.76.71.23.30.75.10.4
plentering4.01.15.20.91.50.60.70.40.70.4..2.00.3
thinning of mountain forest..13.91.44.01.021.71.923.82.06.81.012.00.6
coppice cut........0.20.21.80.50.40.1
conversion3.00.92.20.60.50.3....0.30.21.00.2
transformation......0.20.2..0.10.10.10.0
sanitary felling1.50.70.90.41.20.50.40.30.20.20.30.20.70.2
plentering in broadleaf forest1.20.6..1.00.5....0.10.10.30.1
tending of forest edge1.20.6..1.20.5..0.40.30.10.10.40.1
planting0.30.31.40.50.50.3......0.40.1
agrosilvicultural treatments1.50.71.30.41.00.51.80.61.30.51.80.51.50.2
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 #170406/156789

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern 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..............
tending0.4710.9451.041..0.558..2.825
thinning1.8320.5580.21000.2100..0.21002.925
establishment cut0.4711.3380.558......2.129
removal cut0.21000.2100..0.21000.750..1.238
plentering0.750..........0.750
thinning of mountain forest..0.471..1.0410.5580.9452.825
coppice cut..............
conversion..............
transformation..............
sanitary felling0.4710.5580.750....0.21001.832
plentering in broadleaf forest..............
tending of forest edge..............
planting0.21000.9450.2100......1.338
agrosilvicultural treatments0.21000.558..0.750..0.4711.832
total4.1215.2182.6262.0291.8311.63317.410
2-5 yearsno treatment..............
tending3.8223.3232.8250.5580.9450.47111.512
thinning6.7166.3172.1291.4350.9452.52719.89
establishment cut2.0303.3234.5190.21000.4710.94511.113
removal cut1.6331.4350.7500.3711.4350.9456.417
plentering1.1412.2290.2100..0.471..3.822
thinning of mountain forest..2.7260.5582.7253.5221.43510.913
coppice cut..........0.7500.750
conversion0.21000.945........1.141
transformation..........0.21000.2100
sanitary felling0.21000.471..0.2100..0.21000.945
plentering in broadleaf forest0.2100..0.371......0.558
tending of forest edge0.2100..0.558..0.2100..0.945
planting..0.7500.2100......0.945
agrosilvicultural treatments0.4710.21000.371..0.4710.9452.129
total16.21021.3912.1115.3187.9157.91570.85
6-10 yearsno treatment..............
tending0.5582.7262.1291.0411.6330.21008.115
thinning7.9156.0175.2182.2281.4352.52725.28
establishment cut3.8226.9165.9171.9303.3230.47122.19
removal cut2.7263.1241.0410.7501.4351.63310.513
plentering0.5582.9250.5580.2100....4.121
thinning of mountain forest..6.5160.3716.6165.6173.02422.19
coppice cut..........0.21000.2100
conversion0.9450.7500.371....0.21002.129
transformation..............
sanitary felling0.4710.21000.21000.2100....0.945
plentering in broadleaf forest0.2100........0.21000.471
tending of forest edge0.471..0.2100..0.21000.21000.945
planting..............
agrosilvicultural treatments0.4710.4710.21000.3710.4710.5582.129
total17.71029.3715.91013.11113.8118.81498.64
11-20 yearsno treatment..............
tending0.7502.0300.9450.7501.8310.21006.217
thinning2.9254.7193.5222.4271.9303.52218.910
establishment cut1.3384.0218.3143.2232.6261.43520.89
removal cut1.4351.8321.6330.3711.8321.4358.315
plentering..0.9450.3710.3710.2100..1.832
thinning of mountain forest..6.3172.0306.1169.1132.82526.48
coppice cut........0.21001.2381.435
conversion0.7500.945......0.21001.832
transformation......0.2100....0.2100
sanitary felling........0.2100..0.2100
plentering in broadleaf forest0.471..0.371......0.750
tending of forest edge0.2100..0.2100......0.471
planting..............
agrosilvicultural treatments..0.4710.21000.3710.4710.4711.633
total7.61521.0917.2913.61118.0911.11288.54
> 20 yearsno treatment13.71137.4623.3842.0537.3689.83243.52
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..............
total13.71137.4623.3842.0537.3689.83243.52
totalno treatment13.71137.4623.3842.0537.3689.83243.52
tending5.4188.9146.7162.2284.7190.75028.78
thinning19.3917.51010.9126.1164.2208.71466.75
establishment cut7.41515.41119.295.3186.3162.62656.25
removal cut5.9176.5163.3231.5335.3183.92126.48
plentering2.3286.0171.0410.5580.558..10.413
thinning of mountain forest..15.9102.82516.51018.798.11462.15
coppice cut........0.21002.1292.328
conversion1.8322.5270.371....0.4715.019
transformation......0.2100..0.21000.371
sanitary felling0.9451.1410.9450.3710.21000.4713.722
plentering in broadleaf forest0.750..0.750....0.21001.633
tending of forest edge0.750..0.945..0.4710.21002.129
planting0.21001.6330.371......2.229
agrosilvicultural treatments0.9451.4350.7501.4351.1412.1297.615
total59.35114.2371.1476.0378.83119.32518.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170407/156790

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
0-1 yearno treatment..............................
tending0.60.6......2.92.81.30.9..1.80.91.40.82.71.9....0.70.4..0.60.1
thinning4.41.5..3.73.61.71.7..0.70.70.70.5......0.90.90.20.2..0.10.10.50.1
establishment cut0.60.6....1.71.7..1.30.90.70.50.90.61.40.81.31.3........0.40.1
removal cut......1.71.7....0.40.4........0.20.20.90.4..0.20.1
plentering2.21.1..........................0.10.1
thinning of mountain forest..........0.70.7....0.50.5....1.30.50.70.40.70.30.50.1
coppice cut..............................
conversion..............................
transformation..............................
sanitary felling1.10.8..........1.10.60.90.6..1.31.30.90.9....0.10.10.30.1
plentering in broadleaf forest..............................
tending of forest edge..............................
planting....3.73.6......0.70.5..1.40.81.31.3........0.20.1
agrosilvicultural treatments0.60.6........0.70.7....1.00.7....0.90.4..0.30.20.30.1
total9.42.2..7.45.15.22.92.92.84.61.73.71.13.71.35.81.66.72.91.71.22.70.82.20.71.30.43.40.3
2-5 yearsno treatment..............................
tending3.91.410.35.77.45.16.93.314.35.94.01.62.20.94.61.42.91.21.31.34.31.90.70.41.10.50.30.22.20.3
thinning11.12.33.43.414.76.813.84.511.45.46.62.07.01.52.31.02.91.25.32.62.61.51.80.61.10.52.10.53.80.4
establishment cut3.31.33.43.43.73.65.22.9..4.01.63.71.17.81.81.00.78.03.12.61.50.20.20.40.30.70.32.20.3
removal cut1.10.86.94.73.73.66.93.3..2.01.11.50.70.90.60.50.5..1.71.20.40.31.80.60.70.31.20.2
plentering3.31.3........0.70.74.01.20.50.5........0.40.3..0.70.2
thinning of mountain forest..........4.61.71.10.60.50.52.41.12.71.9..3.60.94.41.01.20.42.10.3
coppice cut..........................0.60.30.10.1
conversion0.60.6........1.30.91.10.6..............0.20.1
transformation..........................0.10.10.00.0
sanitary felling..3.43.4......0.70.7....0.50.5....0.20.2..0.10.10.20.1
plentering in broadleaf forest......1.71.7......0.90.6............0.10.1
tending of forest edge........2.92.8....1.40.8........0.20.2..0.20.1
planting..........0.70.7..0.50.51.40.8..........0.20.1
agrosilvicultural treatments0.60.6....1.71.7......0.50.50.50.5..0.90.9..0.40.30.70.30.40.1
total23.93.227.68.329.58.836.26.328.67.624.33.520.52.419.62.712.12.317.44.412.03.06.91.210.01.46.71.013.70.6
6-10 yearsno treatment..............................
tending1.10.8......2.92.8..2.91.02.31.03.41.32.71.94.31.91.30.52.00.70.10.11.60.2
thinning12.82.513.86.422.38.010.34.014.35.95.91.95.51.48.71.94.31.44.02.36.92.32.90.81.80.62.10.54.90.4
establishment cut6.11.86.94.73.73.65.22.911.45.48.52.37.31.613.72.32.41.12.71.91.71.22.50.74.20.90.30.24.30.4
removal cut3.91.43.43.43.73.68.63.72.92.84.61.72.91.00.50.51.00.71.31.33.51.70.90.41.80.61.30.42.00.3
plentering1.71.0........0.70.75.51.40.90.6..1.31.3..0.20.2....0.80.2
thinning of mountain forest..........5.91.94.01.2..7.71.91.31.30.90.98.71.37.11.22.50.64.30.4
coppice cut..........................0.10.10.00.0
conversion1.71.0......5.73.9..1.50.70.90.6..........0.10.10.40.1
transformation..............................
sanitary felling0.60.6......2.92.80.70.7......1.31.3..0.20.2....0.20.1
plentering in broadleaf forest......1.71.7..................0.10.10.10.0
tending of forest edge..3.43.4....2.92.8....0.50.5........0.20.20.10.10.20.1
planting..............................
agrosilvicultural treatments0.60.63.43.4........0.40.40.50.50.50.5....0.40.30.40.30.40.30.40.1
total28.33.431.08.629.78.825.95.842.98.426.33.630.02.827.93.019.32.714.74.117.33.517.31.817.61.87.41.019.00.7
11-20 yearsno treatment..............................
tending0.60.6....5.22.9..1.30.92.20.90.90.61.40.8..2.61.50.90.42.20.70.10.11.20.2
thinning5.61.713.86.4..3.42.4..2.01.14.41.25.51.55.31.65.32.63.41.73.10.82.40.73.00.73.70.3
establishment cut1.71.06.94.73.73.6..2.92.85.31.82.61.015.12.43.41.314.74.13.41.74.31.03.30.81.20.44.10.4
removal cut2.81.210.35.7......1.30.91.80.82.31.01.40.82.71.91.71.20.40.32.20.71.20.41.60.2
plentering............1.80.80.90.6......0.40.30.20.2..0.30.1
thinning of mountain forest..........7.22.14.41.22.31.05.81.62.71.93.41.78.11.311.61.52.40.65.10.4
coppice cut........................0.20.21.00.40.30.1
conversion1.71.0....1.71.7....1.50.7..0.50.5........0.10.10.30.1
transformation......................0.20.2....0.00.0
sanitary felling........................0.20.2..0.00.0
plentering in broadleaf forest0.60.6......2.92.8....0.90.6............0.10.1
tending of forest edge......1.71.7......0.50.5............0.10.0
planting..............................
agrosilvicultural treatments............0.40.40.50.50.50.5....0.40.30.40.30.30.20.30.1
total12.82.531.08.63.73.612.14.35.73.917.13.119.02.428.83.118.42.725.45.014.63.317.91.822.92.09.31.117.10.7
> 20 yearsno treatment25.63.310.35.729.78.820.75.320.06.827.63.626.72.720.12.744.43.535.95.554.44.655.22.447.32.475.31.746.90.9
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..............................
total25.63.310.35.729.78.820.75.320.06.827.63.626.72.720.12.744.43.535.95.554.44.655.22.447.32.475.31.746.90.9
totalno treatment25.63.310.35.729.78.820.75.320.06.827.63.626.72.720.12.744.43.535.95.554.44.655.22.447.32.475.31.746.90.9
tending6.11.810.35.77.45.112.14.320.06.86.62.07.31.69.62.09.22.06.72.911.22.92.90.86.01.10.60.35.50.4
thinning33.93.531.08.640.69.529.36.025.77.415.12.917.62.316.42.512.62.314.74.113.83.28.11.35.31.17.31.012.90.6
establishment cut11.72.417.27.011.16.112.14.314.35.919.13.214.32.137.43.38.21.926.75.17.72.56.91.28.01.32.20.610.90.6
removal cut7.82.020.77.57.45.117.25.02.92.87.92.26.61.53.71.32.91.24.02.36.92.42.00.76.71.23.30.75.10.4
plentering7.21.9........1.30.911.41.92.31.0..1.31.3..0.70.40.70.4..2.00.3
thinning of mountain forest..........18.43.19.51.82.71.116.42.66.72.94.31.921.71.923.82.06.81.012.00.6
coppice cut........................0.20.21.80.50.40.1
conversion3.91.4....1.71.75.73.91.30.94.01.20.90.60.50.5........0.30.21.00.2
transformation......................0.20.2..0.10.10.10.0
sanitary felling1.71.03.43.4....2.92.81.30.91.10.60.90.60.50.52.71.90.90.90.40.30.20.20.30.20.70.2
plentering in broadleaf forest0.60.6....3.42.42.92.8....1.80.9..........0.10.10.30.1
tending of forest edge..3.43.4..1.71.75.73.9....2.31.0........0.40.30.10.10.40.1
planting....3.73.6....0.70.70.70.50.50.52.91.21.31.3........0.40.1
agrosilvicultural treatments1.71.03.43.4..1.71.7..0.70.70.70.51.40.82.41.1..0.90.91.80.61.30.51.80.51.50.2
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 #170408/156791
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: rockfall SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.050.035.4.0.0.0.024.721.5
medium gap.0.0.0.0.0.050.035.450.035.4.0.050.025.0
large gap.0.0.0.0.0.0.0.050.035.4.0.025.321.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0..0.0100.0.
lower subalpineno gap.0.025.021.733.327.2.0.0.0.0.0.010.16.8
small gap100.0..0.066.727.219.912.6.0.050.035.429.910.2
medium gap.0.025.021.7.0.029.814.5.0.0.0.019.98.9
large gap.0.050.025.0.0.050.315.8.0.050.035.440.211.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0..0.0100.0.100.0.
upper montaneno gap.0.020.017.925.015.325.021.740.021.919.912.624.97.6
small gap.0.020.017.925.015.3.0.020.017.910.09.515.66.4
medium gap.0.040.021.9.0.025.021.720.017.929.914.522.07.3
large gap.0.020.017.937.517.150.025.020.017.940.215.534.48.4
very large gap.0.0.0.012.511.7.0.0.0.0.0.03.13.0
total.0.0100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap.0.0100.0.33.315.733.327.350.035.440.021.946.59.8
small gap.0.0.0.044.416.633.327.350.035.460.021.934.49.3
medium gap50.035.4.0.011.110.5.0.0.0.0.0.07.75.2
large gap50.035.4.0.011.110.533.327.3.0.0.0.011.56.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap28.617.175.021.766.727.220.017.9.0.040.012.741.38.4
small gap28.617.125.021.7.0.040.021.9.0.026.711.426.57.6
medium gap28.617.1.0.033.327.220.017.9.0.013.38.817.66.5
large gap14.313.2.0.0.0.020.017.9.0.020.010.314.76.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0..0.0100.0.100.0.
totalno gap20.012.655.611.734.89.912.56.733.315.731.28.231.24.3
small gap30.114.511.17.434.89.924.98.822.213.928.17.925.84.1
medium gap30.014.516.78.88.75.924.98.822.213.915.66.418.13.6
large gap20.012.616.78.817.47.937.79.922.213.925.17.724.14.0
very large gap.0.0.0.04.34.3.0.0.0.0.0.00.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #170409/156792

NFI3

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
urgency of next treatment (interview survey)
0-1 year2-5 years6-10 years11-20 years> 20 yearstotal
economic regiontype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jurano treatment........8.2148.214
tending0.21001.3380.4710.2100..2.030
thinning1.4353.6224.1211.831..10.912
establishment cut0.21001.1412.0300.558..3.822
removal cut..0.4711.3380.945..2.527
plentering0.7501.1410.558....2.328
thinning of mountain forest............
coppice cut............
conversion..0.21000.5580.558..1.338
transformation............
sanitary felling0.471..0.2100....0.558
plentering in broadleaf forest......0.2100..0.2100
tending of forest edge............
planting............
agrosilvicultural treatments0.21000.21000.2100....0.558
total3.0247.7159.1144.1218.21432.27
Eastern Jurano treatment........0.6580.658
tending..0.658......0.658
thinning..0.21000.8500.850..1.833
establishment cut..0.21000.4710.471..1.044
removal cut..0.4710.21000.658..1.240
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling..0.2100......0.2100
plentering in broadleaf forest............
tending of forest edge....0.2100....0.2100
planting............
agrosilvicultural treatments....0.2100....0.2100
total..1.6351.8331.8330.6585.618
Western Plateauno treatment........1.5351.535
tending..0.471......0.471
thinning0.21000.7501.140....2.030
establishment cut..0.21000.21000.2100..0.658
removal cut..0.21000.2100....0.471
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting0.2100........0.2100
agrosilvicultural treatments............
total0.4711.5351.5350.21001.5355.018
Central Plateauno treatment........2.0292.029
tending..0.750..0.558..1.238
thinning0.21001.3351.0410.371..2.924
establishment cut0.21000.5580.558....1.238
removal cut0.21000.7500.845....1.731
plentering............
thinning of mountain forest............
coppice cut............
conversion......0.2100..0.2100
transformation............
sanitary felling............
plentering in broadleaf forest..0.21000.2100....0.371
tending of forest edge......0.2100..0.2100
planting............
agrosilvicultural treatments..0.2100......0.2100
total0.5583.5212.5251.2382.0299.812
Eastern Plateauno treatment........1.3381.338
tending0.21000.9450.2100....1.338
thinning..0.7500.945....1.633
establishment cut....0.7500.2100..0.945
removal cut....0.2100....0.2100
plentering............
thinning of mountain forest............
coppice cut............
conversion....0.471....0.471
transformation............
sanitary felling....0.2100....0.2100
plentering in broadleaf forest......0.2100..0.2100
tending of forest edge..0.21000.2100....0.471
planting............
agrosilvicultural treatments............
total0.21001.8312.7260.4711.3386.316
Western Pre-Alpsno treatment........7.7147.714
tending0.4711.140..0.471..1.831
thinning0.21001.8311.7330.658..4.220
establishment cut0.4711.1402.4271.535..5.318
removal cut..0.6581.3370.471..2.228
plentering..0.21000.2100....0.471
thinning of mountain forest0.21001.3371.7332.030..5.118
coppice cut............
conversion..0.471......0.471
transformation............
sanitary felling..0.21000.2100....0.471
plentering in broadleaf forest............
tending of forest edge............
planting..0.2100......0.2100
agrosilvicultural treatments0.2100........0.2100
total1.3376.8157.3154.8197.71427.96
Central Pre-Alpsno treatment........13.11113.111
tending..1.1411.4351.141..3.622
thinning0.4713.4232.7262.229..8.614
establishment cut0.4711.8313.6221.338..7.016
removal cut0.21000.7501.4350.945..3.223
plentering..2.0302.7260.945..5.618
thinning of mountain forest..0.5582.0302.229..4.719
coppice cut............
conversion..0.5580.7500.750..2.030
transformation............
sanitary felling0.558........0.558
plentering in broadleaf forest............
tending of forest edge............
planting0.471........0.471
agrosilvicultural treatments....0.21000.2100..0.471
total1.83110.11314.7109.31313.11149.15
Eastern Pre-Alpsno treatment........7.7147.714
tending0.7501.8310.9450.471..3.721
thinning..0.9453.3222.129..6.316
establishment cut0.4713.0245.3185.817..14.410
removal cut..0.4710.21000.945..1.435
plentering..0.21000.4710.471..0.945
thinning of mountain forest..0.2100..0.945..1.141
coppice cut............
conversion....0.471....0.471
transformation............
sanitary felling0.471........0.471
plentering in broadleaf forest..0.471..0.471..0.750
tending of forest edge..0.5580.21000.2100..0.945
planting..0.2100......0.2100
agrosilvicultural treatments..0.21000.21000.2100..0.558
total1.4357.61510.71211.1127.71438.55
Northwestern Alpsno treatment........16.6916.69
tending0.5581.1411.3380.558..3.422
thinning..1.1411.6332.030..4.719
establishment cut0.5580.4710.9441.338..3.124
removal cut..0.21000.4710.558..1.141
plentering............
thinning of mountain forest0.21000.9442.9252.228..6.116
coppice cut............
conversion......0.2100..0.2100
transformation............
sanitary felling..0.2100......0.2100
plentering in broadleaf forest............
tending of forest edge............
planting0.5580.558......1.141
agrosilvicultural treatments0.4710.21000.21000.2100..0.944
total2.2284.5197.2156.81516.6937.25
Central Alpsno treatment........5.1185.118
tending0.4710.21000.471....0.944
thinning..0.8500.6570.850..2.129
establishment cut0.21001.1400.4712.129..3.821
removal cut....0.21000.471..0.657
plentering....0.2100....0.2100
thinning of mountain forest..0.4710.21000.471..0.944
coppice cut............
conversion............
transformation............
sanitary felling0.2100..0.2100....0.471
plentering in broadleaf forest............
tending of forest edge............
planting0.2100........0.2100
agrosilvicultural treatments............
total0.9442.5272.1293.6225.11814.19
Northeastern Alpsno treatment........10.71110.711
tending..0.8440.8440.557..2.227
thinning0.21000.5571.4350.750..2.724
establishment cut..0.5570.3710.750..1.533
removal cut..0.3710.7500.371..1.435
plentering............
thinning of mountain forest....0.21000.750..0.844
coppice cut............
conversion............
transformation............
sanitary felling0.2100........0.2100
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments..0.2100......0.2100
total0.3712.4263.4222.92310.71119.77
Southwestern Alpsno treatment........42.0542.05
tending..0.5581.0410.750..2.228
thinning0.21001.4352.2282.427..6.116
establishment cut..0.21001.9303.223..5.318
removal cut0.21000.3710.7500.371..1.533
plentering....0.21000.371..0.558
thinning of mountain forest1.0412.7256.6166.116..16.510
coppice cut............
conversion............
transformation......0.2100..0.2100
sanitary felling..0.21000.2100....0.371
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments0.750..0.3710.371..1.435
total2.0295.31813.11113.61142.0576.03
Southeastern Alpsno treatment........37.3637.36
tending0.5580.9451.6331.831..4.719
thinning..0.9451.4351.930..4.220
establishment cut..0.4713.3232.626..6.316
removal cut0.7501.4351.4351.832..5.318
plentering..0.471..0.2100..0.558
thinning of mountain forest0.5583.5225.6179.113..18.79
coppice cut......0.2100..0.2100
conversion............
transformation............
sanitary felling......0.2100..0.2100
plentering in broadleaf forest............
tending of forest edge..0.21000.2100....0.471
planting............
agrosilvicultural treatments..0.4710.4710.471..1.141
total1.8317.91513.81118.0937.3678.83
Southern Alpsno treatment........89.8389.83
tending..0.4710.21000.2100..0.750
thinning0.21002.5272.5273.522..8.714
establishment cut..0.9450.4711.435..2.626
removal cut..0.9451.6331.435..3.921
plentering............
thinning of mountain forest0.9451.4353.0242.825..8.114
coppice cut..0.7500.21001.238..2.129
conversion....0.21000.2100..0.471
transformation..0.2100......0.2100
sanitary felling0.21000.2100......0.471
plentering in broadleaf forest....0.2100....0.2100
tending of forest edge....0.2100....0.2100
planting............
agrosilvicultural treatments0.4710.9450.5580.471..2.129
total1.6337.9158.81411.11289.83119.32
Switzerlandno treatment........243.62243.62
tending2.92511.6128.1156.117..28.78
thinning2.82519.8925.2819.010..66.85
establishment cut2.22911.31322.2921.19..56.75
removal cut1.2386.41710.5138.415..26.58
plentering0.7503.8224.1211.832..10.413
thinning of mountain forest2.82510.91322.1926.38..62.25
coppice cut..0.7500.21001.435..2.328
conversion..1.1412.1291.832..5.019
transformation..0.2100..0.2100..0.371
sanitary felling1.8320.9450.9450.2100..3.822
plentering in broadleaf forest..0.5580.3710.750..1.633
tending of forest edge..0.9450.9450.371..2.129
planting1.3380.945......2.229
agrosilvicultural treatments1.8322.1292.1291.633..7.615
total17.41071.0598.9488.94243.62519.81

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170410/156793

NFI3

forest area: stand stability · regeneration cover · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%....0.40.20.80.4..0.30.20.30.1
1-9%1.40.80.60.61.90.42.00.71.70.71.40.51.70.2
10-25%1.40.81.81.01.50.40.80.40.80.50.90.41.20.2
26-50%..3.61.41.00.30.50.40.60.40.60.30.90.2
51-75%0.50.5..1.00.30.30.30.60.4..0.50.1
76-100%1.40.81.20.80.60.2..0.60.40.40.30.60.1
total4.61.47.22.06.30.74.31.04.21.13.60.75.10.4
less stable< 1%0.90.6..1.40.40.50.41.70.71.20.41.20.2
1-9%8.31.93.61.411.51.012.31.611.41.713.51.311.40.6
10-25%9.22.012.62.613.61.010.31.58.41.510.01.111.30.6
26-50%6.91.710.82.47.10.86.81.35.81.26.40.96.90.5
51-75%1.80.98.42.13.50.62.80.81.70.74.00.73.50.3
76-100%2.81.11.20.82.00.40.50.41.10.61.00.41.50.2
total29.93.136.53.739.11.533.12.330.12.436.11.835.70.9
stable< 1%6.01.60.60.62.00.42.00.73.61.01.00.42.20.3
1-9%10.12.06.01.812.21.024.62.225.62.322.91.617.50.7
10-25%16.62.517.42.917.41.120.52.020.12.123.81.619.50.7
26-50%16.12.518.03.014.31.112.81.712.01.78.01.012.70.6
51-75%10.62.18.42.15.10.72.00.73.30.93.30.74.70.4
76-100%6.01.66.01.83.50.60.80.41.10.61.30.42.70.3
total65.43.256.33.854.51.562.72.465.72.560.31.959.20.9
total< 1%6.91.70.60.63.80.63.30.95.31.22.50.63.60.3
1-9%19.82.710.22.325.61.338.92.438.72.637.81.830.50.8
10-25%27.23.031.73.632.51.431.62.329.22.434.61.832.00.9
26-50%23.02.932.33.622.41.320.02.018.42.015.01.420.50.7
51-75%12.92.316.82.99.60.95.01.15.61.27.41.08.70.5
76-100%10.12.08.42.16.00.71.30.62.80.92.80.64.70.4
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 #170411/156794

NFI3

forest area: stand stability · regeneration cover · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.7500.558..0.4711.633
1-9%0.5580.21003.7221.4351.1411.8318.714
10-25%0.5580.5583.0240.5580.5581.1416.217
26-50%..1.1412.0300.3710.4710.7504.420
51-75%0.2100..2.0300.21000.471..2.726
76-100%0.5580.4711.141..0.4710.5582.925
total1.8312.12912.5122.9242.6264.42026.48
less stable< 1%0.471..2.9250.3711.1411.4356.017
1-9%3.3231.14122.898.3147.21516.41059.15
10-25%3.6223.82226.987.0155.31812.11258.75
26-50%2.7263.22314.1114.6193.7227.81536.17
51-75%0.7502.5277.0161.9301.0414.91918.010
76-100%1.1410.4713.9210.3710.7501.2387.615
total11.81210.91377.6422.5818.9943.96185.63
stable< 1%2.4280.21003.9211.4352.3281.23811.312
1-9%4.0211.83224.3816.7916.11027.9790.74
10-25%6.5165.21834.4714.01012.61128.97101.64
26-50%6.3175.41828.488.7147.5159.71366.05
51-75%4.2212.52710.2131.4352.1294.12124.48
76-100%2.4281.8327.0160.5580.7501.63313.911
total25.7816.810108.1342.6541.4573.44308.02
total< 1%2.7260.21007.5152.2283.3233.02418.910
1-9%7.8153.02450.8626.4724.4846.05158.53
10-25%10.7139.51464.4521.4818.4942.16166.53
26-50%9.1149.71344.4613.61111.61218.29106.54
51-75%5.1195.01919.193.4223.5229.01445.16
76-100%4.0212.52712.0120.9451.8313.42324.48
total39.3629.97198.2267.9363.04121.72519.91

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170412/156795

NFI3

forest area: stand stability · regeneration cover · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%..........1.11.1..1.91.90.20.2..4.93.4................0.20.2....0.70.4....0.30.1
1-9%......1.70.6..3.41.9....2.10.61.61.6....17.07.8..1.71.0..5.65.45.22.5..0.70.4..0.80.81.80.6....1.70.2
10-25%....5.65.41.90.64.84.71.11.1..1.91.91.00.4..2.42.4..8.76.02.01.91.71.0........0.60.3..1.71.20.90.4....1.20.2
26-50%......0.40.3........0.70.3..4.93.4..4.44.32.01.91.70.9....2.61.8..0.40.33.92.71.71.20.70.4..12.511.70.90.2
51-75%........4.84.7....5.73.20.70.3..2.42.4....3.92.7..............0.80.80.70.4....0.50.1
76-100%......0.90.4........0.50.3........3.92.71.70.9..5.65.4....0.40.3..0.80.8......0.50.1
total....5.65.44.91.09.56.45.72.5..9.44.05.20.91.61.614.65.5..30.19.611.84.56.61.9..11.17.47.83.1..2.20.63.92.75.82.14.71.0..12.511.75.10.4
less stable< 1%......0.40.3..2.31.6..11.34.41.70.5..2.42.4............2.61.8..1.10.41.91.90.80.80.70.4....1.20.2
1-9%11.110.55.04.95.65.411.51.59.56.43.41.9..11.54.412.41.49.73.8..4.03.913.17.17.83.89.92.233.327.416.78.815.64.1..12.61.421.25.710.72.812.11.5....11.40.6
10-25%..5.04.9..16.61.79.56.417.14.0..7.53.69.61.212.94.314.85.6..17.58.023.56.07.21.9..5.65.410.43.518.89.89.91.313.54.89.92.710.51.5..12.511.711.30.6
26-50%22.213.95.04.95.65.47.51.2..6.82.7..15.14.96.01.08.13.514.65.58.05.413.17.15.93.33.31.333.327.45.65.46.52.86.36.16.51.13.92.711.62.96.71.2..25.015.37.00.5
51-75%11.110.5..5.65.43.20.8..8.02.9..1.91.92.20.61.61.62.42.44.03.94.44.32.01.93.31.3..5.65.45.22.537.512.14.40.93.72.63.31.62.70.8....3.50.3
76-100%......1.50.6......5.73.21.00.44.82.74.93.4..8.76.05.93.32.81.233.327.4....6.36.11.10.4..1.71.20.40.3....1.50.2
total44.416.615.08.116.78.940.72.319.08.637.55.2..52.96.933.02.037.16.139.17.616.07.356.810.345.17.026.53.3100.0.33.311.140.35.668.811.535.62.044.26.938.04.433.22.2..37.517.135.70.9
stable< 1%..10.06.8..2.80.8..3.41.9..1.91.92.60.71.61.6..4.03.9..9.84.21.10.8..11.17.4....1.30.53.92.71.71.21.80.6....2.20.3
1-9%22.213.925.09.738.911.610.71.4..6.82.7..5.73.222.41.78.13.59.74.64.03.9..5.93.319.32.9....10.43.56.36.124.81.99.64.110.72.822.62.013.38.9..17.40.7
10-25%22.213.935.010.722.29.919.01.823.89.314.83.8..3.82.621.21.719.45.024.46.716.07.3..15.75.116.62.8..16.78.814.34.06.36.123.11.815.45.017.33.421.11.920.010.4..19.50.7
26-50%11.110.510.06.816.78.913.91.628.69.921.64.4..13.24.711.51.317.74.912.25.120.08.0..5.93.316.02.7..5.65.414.34.06.36.18.41.211.64.415.73.313.41.620.010.437.517.112.70.6
51-75%..5.04.9..4.71.04.84.74.52.2..5.73.22.80.711.34.0..36.09.6..3.92.77.72.0..5.65.410.43.56.36.13.70.811.64.46.62.32.20.720.010.412.511.74.70.4
76-100%......3.40.814.37.75.72.5..7.53.61.40.53.22.2..4.03.913.17.12.01.96.11.8..16.78.82.61.86.36.10.90.4..4.11.80.90.426.711.5..2.70.3
total55.616.685.07.177.89.754.42.371.49.856.85.3..37.76.761.82.061.36.146.37.884.07.213.17.143.16.966.83.5..55.611.751.95.731.311.662.22.152.06.956.24.562.12.3100.0.50.017.759.20.9
total< 1%..10.06.8..3.20.8..6.82.7..15.14.94.50.91.61.67.34.14.03.9..9.84.21.10.8..11.17.42.61.8..2.60.75.83.22.51.43.10.8....3.60.3
1-9%33.315.730.010.344.411.823.92.09.56.413.63.7..17.15.236.82.019.45.09.74.68.05.430.19.613.74.831.03.433.327.422.29.831.15.36.36.138.22.130.86.422.33.836.62.313.38.9..30.50.8
10-25%22.213.940.010.927.810.637.52.238.110.633.05.0..13.24.731.81.932.35.941.57.716.07.326.29.341.26.925.43.2..22.29.824.74.925.010.933.52.028.96.328.94.132.52.220.010.412.511.732.00.9
26-50%33.315.715.08.122.29.921.71.928.69.928.44.8..28.36.218.21.625.85.631.77.328.09.017.58.013.74.821.03.033.327.411.17.423.44.812.58.315.31.519.35.528.94.120.81.920.010.475.015.320.50.7
51-75%11.110.55.04.95.65.47.91.29.56.412.53.5..13.24.75.71.012.94.34.93.440.09.84.44.39.84.211.02.3..11.17.415.64.143.812.48.01.215.35.010.72.85.61.120.010.412.511.78.70.5
76-100%......5.81.114.37.75.72.5..13.24.72.90.78.13.54.93.44.03.921.88.711.84.510.52.333.327.422.29.82.61.812.58.32.40.7..6.62.31.30.526.711.5..4.70.4
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 #170413/156796
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: rockfall SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
Western Jurano gap.0.0.0.0.0.0.0.040.021.924.915.3
small gap.0.0100.0..0.0.0.020.017.925.415.5
medium gap.0.0.0.0.0.050.035.420.017.924.915.3
large gap.0.0.0.0.0.050.035.420.017.924.915.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0100.0.100.0.100.0.
Eastern Jurano gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0100.0.100.0.
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
Western Plateauno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
Central Plateauno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0100.0.100.0.
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
Eastern Plateauno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
Western Pre-Alpsno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0100.0..0.0.0.0100.0.
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0..0.0.0.0100.0.
Central Pre-Alpsno gap.0.0.0.0.0.0100.0..0.025.021.7
small gap.0.0.0.0.0.0.0.0100.0.25.021.7
medium gap.0.0.0.0100.0..0.0.0.025.021.7
large gap.0.0100.0..0.0.0.0.0.025.021.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Eastern Pre-Alpsno gap.0.0.0.0.0.0.0.050.035.433.327.3
small gap.0.0.0.0.0.0100.0..0.033.327.3
medium gap.0.0.0.0.0.0.0.050.035.433.327.3
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Northwestern Alpsno gap.0.033.327.333.327.3100.0.100.0.69.212.8
small gap.0.0.0.033.327.3.0.0.0.07.77.4
medium gap.0.033.327.3.0.0.0.0.0.07.77.4
large gap.0.033.327.333.327.3.0.0.0.015.410.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.033.327.320.018.050.035.5100.0.36.414.6
small gap.0.066.727.320.018.0.0.0.0.027.313.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.040.022.050.035.5.0.027.313.5
very large gap.0.0.0.020.018.0.0.0.0.09.18.7
total.0.0100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsno gap.0.0.0.033.327.333.319.3.0.033.315.8
small gap.0.0.0.033.327.350.020.5.0.044.416.6
medium gap.0.0.0.0.0.016.715.3.0.011.110.5
large gap.0.0.0.033.327.3.0.0.0.011.110.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0..0.0100.0.
Southwestern Alpsno gap.0.0.0.025.021.733.327.320.017.912.56.7
small gap50.035.419.912.6.0.033.327.340.021.924.98.8
medium gap50.035.429.814.525.021.7.0.020.017.924.98.8
large gap.0.050.315.850.025.033.327.320.017.937.79.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsno gap.0.0.0.040.021.950.035.4.0.033.315.7
small gap.0.0.0.020.017.950.035.4.0.022.213.9
medium gap50.035.4.0.020.017.9.0.0.0.022.213.9
large gap50.035.4.0.020.017.9.0.0.0.022.213.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0..0.0100.0.100.0..0.0100.0.
Southern Alpsno gap.0.0.0.019.912.640.021.940.012.731.28.2
small gap.0.050.035.410.09.560.021.926.711.428.17.9
medium gap.0.0.0.029.914.5.0.013.38.815.66.4
large gap.0.050.035.440.215.5.0.020.010.325.17.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Switzerlandno gap.0.010.06.724.97.746.29.841.38.431.14.3
small gap24.721.530.010.315.66.434.79.326.17.525.84.1
medium gap50.025.019.88.922.07.37.85.318.06.618.23.6
large gap25.321.840.111.034.38.411.36.214.76.124.14.0
very large gap.0.0.0.03.03.0.0.0.0.00.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #170414/156797
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