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NFI3
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.......0.0.....0.0.
lower subalpine12.08.00.0.0.0.0.0.0.0.34.426.10.0.0.0.......100.0.....3.81.9
upper montane29.311.10.0.0.0.0.0.0.0.41.124.325.615.9100.0.......0.0.....8.42.5
lower montane52.512.133.419.480.510.220.19.010.54.424.521.561.118.00.0.......0.0.....32.84.4
colline/submontane6.25.966.619.419.510.279.99.089.54.40.0.13.312.50.0.......0.0.....55.04.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0.....100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.......0.0...0.0.
lower subalpine13.48.80.0.0.0.0.0.0.0.21.319.30.0.0.0.0.0.......0.0...5.43.1
upper montane41.912.80.0.0.0.0.0.8.48.153.424.8100.0.100.0.100.0.......0.0...24.55.9
lower montane13.58.90.0.80.212.415.214.131.513.125.321.80.0.0.0.0.0.......100.0...32.46.3
colline/submontane31.211.7100.0.19.812.484.814.160.013.80.0.0.0.0.0.0.0.......0.0...37.76.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0...100.0.
severe damageupper subalpine0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.......0.0...0.0.
lower subalpine0.0...0.0.0.0.0.0.0.0.33.927.40.0.0.0.......0.0...2.92.9
upper montane45.016.6..0.0.21.419.50.0.100.0.66.127.40.0.100.0.......100.0...36.78.8
lower montane32.915.6..83.615.129.023.822.820.30.0.0.0.100.0.0.0.......0.0...35.38.6
colline/submontane22.113.9..16.415.149.625.177.220.30.0.0.0.0.0.0.0.......0.0...25.07.7
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0...100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.1.00.50.0.1.60.81.91.40.70.717.51.717.11.57.11.04.80.3
lower subalpine12.61.20.0.5.81.70.0.0.0.35.03.323.01.818.32.046.33.033.44.431.03.936.72.139.72.015.61.420.50.5
upper montane30.71.60.50.54.71.51.20.61.20.545.03.636.82.236.42.532.82.932.54.335.94.124.01.926.31.829.71.724.20.6
lower montane34.81.723.63.043.33.633.92.622.91.913.92.430.32.031.12.411.71.721.53.928.63.510.71.311.01.215.71.523.00.6
colline/submontane21.91.576.03.046.23.664.82.675.92.06.11.88.91.414.21.87.61.610.72.83.81.511.21.45.90.931.91.627.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.1.00.40.0.1.60.81.91.40.70.717.41.717.01.57.11.04.60.3
lower subalpine12.41.20.0.4.91.50.0.0.0.34.13.222.61.718.22.045.93.033.44.431.03.936.82.039.62.015.61.419.90.5
upper montane31.01.50.50.54.01.31.40.61.30.545.93.537.02.236.62.533.42.932.54.335.94.124.01.926.41.829.71.724.00.5
lower montane34.81.723.62.948.63.332.82.522.21.814.22.330.52.031.12.411.61.721.53.928.63.510.71.311.11.215.71.523.40.5
colline/submontane21.81.475.92.942.43.365.82.576.61.85.71.78.91.314.11.87.51.610.72.83.81.511.11.45.90.931.91.628.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795042/261374
NFI4
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.....0.0.0.0.0.0.0.0.
lower subalpine14.96.20.0.0.0.0.0.0.0.21.418.46.26.014.112.90.0.....52.435.30.0.0.0.5.61.8
upper montane45.68.60.0.5.25.10.0.0.0.28.017.649.213.535.816.953.735.2....0.0.100.0.0.0.18.73.0
lower montane25.47.437.812.264.710.834.99.517.96.250.620.822.511.423.314.646.335.2....0.0.0.0.65.727.732.23.6
colline/submontane14.15.862.212.230.110.365.19.582.16.20.0.22.211.326.816.10.0.....47.635.30.0.34.327.743.53.8
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.
medium damageupper subalpine0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.......0.0...0.0.
lower subalpine6.96.70.0.0.0.0.0.0.0...0.0.0.0.0.0.......0.0...1.31.3
upper montane30.212.50.0.0.0.5.15.00.0...43.724.6100.0.100.0.......100.0...15.64.3
lower montane14.89.70.0.49.014.517.09.021.99.8..56.324.60.0.0.0.......0.0...24.35.1
colline/submontane48.113.3100.0.51.014.577.99.978.19.8..0.0.0.0.0.0.......0.0...58.85.9
total100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.......100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0...............0.0.
lower subalpine12.68.40.0.0.0.0.0.0.0.34.921.054.735.0..............11.64.9
upper montane26.911.50.0.0.0.0.0.0.0.50.122.745.335.0..............18.06.1
lower montane40.712.70.0.35.428.030.617.99.79.30.0.0.0...............23.46.5
colline/submontane19.810.3100.0.64.628.069.417.990.39.314.914.30.0...............47.07.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0...............100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.1.10.50.0.1.70.81.91.40.70.717.51.717.11.57.11.04.90.3
lower subalpine12.41.20.0.5.91.70.0.0.0.34.53.423.21.818.32.046.63.033.44.431.03.936.72.139.82.015.61.420.70.5
upper montane30.41.60.50.54.21.51.30.61.50.546.43.636.52.236.52.532.62.932.54.335.94.124.11.926.01.829.91.724.30.6
lower montane35.51.723.03.047.13.633.62.722.71.913.42.430.72.031.42.511.41.721.53.928.63.510.71.311.11.215.51.523.10.6
colline/submontane21.71.576.53.042.83.665.12.775.82.05.71.88.61.313.81.87.61.610.72.83.81.511.01.45.90.931.91.627.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.1.00.40.0.1.60.81.91.40.70.717.41.717.01.57.11.04.60.3
lower subalpine12.41.20.0.4.91.50.0.0.0.34.13.222.61.718.22.045.93.033.44.431.03.936.82.039.62.015.61.419.90.5
upper montane31.01.50.50.54.01.31.40.61.30.545.93.537.02.236.62.533.42.932.54.335.94.124.01.926.41.829.71.724.00.5
lower montane34.81.723.62.948.63.332.82.522.21.814.22.330.52.031.12.411.61.721.53.928.63.510.71.311.11.215.71.523.40.5
colline/submontane21.81.475.92.942.43.365.82.576.61.85.71.78.91.314.11.87.51.610.72.83.81.511.11.45.90.931.91.628.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795043/261375
NFI3
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.......0.0.....0.0.
lower subalpine13.47.20.0.0.0.0.0.0.0.31.925.10.0.0.0.......100.0.....4.01.8
upper montane35.110.00.0.0.0.3.53.40.0.42.824.534.816.6100.0.......0.0.....10.92.7
lower montane47.110.437.917.380.310.323.18.314.25.025.321.953.217.50.0.......0.0.....33.54.1
colline/submontane4.44.362.117.319.710.373.48.685.85.00.0.12.011.30.0.......0.0.....51.64.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0.....100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.......0.0...0.0.
lower subalpine11.87.90.0.0.0.0.0.0.0.19.817.80.0.0.0.0.0.......0.0...5.02.8
upper montane42.512.00.0.0.0.0.0.8.48.062.221.5100.0.100.0.100.0.......0.0...26.45.6
lower montane17.79.30.0.79.912.611.310.731.112.918.016.50.0.0.0.0.0.......100.0...30.75.9
colline/submontane28.010.7100.0.20.112.688.710.760.613.70.0.0.0.0.0.0.0.......0.0...38.06.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0...100.0.
severe damageupper subalpine0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.......0.0...0.0.
lower subalpine0.0...0.0.0.0.0.0.0.0.34.327.60.0.0.0.......0.0...2.72.7
upper montane44.816.6..0.0.17.115.80.0.100.0.65.727.60.0.100.0.......100.0...33.18.1
lower montane33.015.6..72.316.921.519.018.717.00.0.0.0.100.0.0.0.......0.0...32.38.0
colline/submontane22.213.9..27.716.961.421.881.317.00.0.0.0.0.0.0.0.......0.0...31.98.0
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0...100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.0.0.0.0.0.0.40.40.90.40.0.2.70.92.01.20.50.518.31.518.01.310.81.05.90.3
lower subalpine13.71.20.0.5.31.50.0.0.0.35.63.025.71.718.51.846.52.633.73.831.03.338.51.839.71.716.91.222.00.5
upper montane31.71.51.00.75.31.51.10.51.40.544.13.235.42.038.42.333.52.533.53.836.23.622.41.626.31.528.81.424.60.5
lower montane33.71.623.42.843.23.333.82.423.41.815.32.129.91.830.02.210.41.419.83.325.32.99.91.110.81.115.81.222.00.5
colline/submontane21.01.375.62.846.23.365.22.575.11.94.61.48.11.213.11.66.81.310.92.36.91.811.01.25.10.727.71.325.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.0.0.0.0.0.0.40.40.90.40.0.2.70.92.01.20.50.518.31.518.01.310.81.05.70.3
lower subalpine13.51.10.0.4.61.30.0.0.0.34.82.925.31.718.41.846.22.633.73.831.03.338.51.839.61.716.91.221.30.5
upper montane32.11.40.90.64.61.31.40.61.50.545.13.135.82.038.62.333.92.533.53.836.23.622.31.626.41.528.81.424.40.5
lower montane33.71.523.72.747.63.132.52.322.91.715.42.030.01.830.02.210.41.419.83.325.32.99.81.110.91.115.81.222.40.5
colline/submontane20.71.375.42.843.23.166.12.375.71.74.41.38.11.213.01.66.81.310.92.36.91.811.01.25.10.727.71.326.10.4
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.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795044/261376
NFI4
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.....0.0.0.0.0.0.0.0.
lower subalpine14.05.80.0.0.0.0.0.0.0.21.418.46.26.014.112.90.0.....52.435.30.0.0.0.5.51.8
upper montane48.98.30.0.5.25.10.0.0.0.28.017.649.213.535.816.953.735.2....0.0.100.0.0.0.19.63.0
lower montane23.97.037.812.264.710.834.99.517.56.050.620.822.511.423.314.646.335.2....0.0.0.0.65.727.731.73.5
colline/submontane13.25.562.212.230.110.365.19.582.56.00.0.22.211.326.816.10.0.....47.635.30.0.34.327.743.23.8
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.
medium damageupper subalpine0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.......0.0...0.0.
lower subalpine6.46.20.0.0.0.0.0.0.0...0.0.0.0.0.0.......0.0...1.31.3
upper montane28.311.80.0.0.0.5.15.00.0...43.724.6100.0.100.0.......100.0...15.14.2
lower montane13.89.10.0.44.813.817.09.021.99.8..56.324.60.0.0.0.......0.0...23.65.0
colline/submontane51.512.9100.0.55.213.877.99.978.19.8..0.0.0.0.0.0.......0.0...60.05.7
total100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.......100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0...............0.0.
lower subalpine12.68.40.0.0.0.0.0.0.0.34.921.054.735.0..............11.64.9
upper montane26.911.50.0.0.0.0.0.0.0.50.122.745.335.0..............18.06.1
lower montane40.712.70.0.35.428.030.617.99.79.30.0.0.0...............23.46.5
colline/submontane19.810.3100.0.64.628.069.417.990.39.314.914.30.0...............47.07.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0...............100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.0.0.0.0.0.0.50.51.00.40.30.33.11.02.31.31.71.019.21.619.61.412.81.16.70.3
lower subalpine13.81.20.0.6.01.70.0.0.0.35.53.326.01.820.02.047.62.834.83.935.43.637.41.939.71.817.11.322.60.5
upper montane30.61.61.10.84.01.41.30.61.40.545.73.535.42.137.12.430.92.632.63.934.13.723.11.725.31.627.81.524.20.5
lower montane34.41.723.43.046.83.533.22.723.01.913.12.329.41.930.12.310.81.619.73.425.03.09.21.110.41.114.81.321.50.5
colline/submontane21.21.475.53.043.23.565.62.775.61.95.11.68.31.312.51.77.71.510.62.33.71.411.01.25.10.727.51.424.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.0.0.0.0.0.0.40.40.90.40.30.33.01.02.31.31.71.019.11.619.51.412.71.16.40.3
lower subalpine13.61.20.0.5.11.40.0.0.0.35.13.125.31.719.81.946.92.734.83.935.43.637.51.939.51.817.01.321.80.5
upper montane31.41.51.00.73.81.31.40.61.20.545.33.435.92.037.32.431.52.632.63.934.13.723.01.725.61.627.71.523.90.5
lower montane33.61.624.02.948.13.332.52.522.41.813.92.229.31.929.92.310.91.619.73.425.03.09.21.110.31.115.01.321.90.5
colline/submontane21.41.475.02.943.03.266.22.576.41.85.21.68.61.312.81.67.61.410.62.33.71.411.11.25.10.727.61.326.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795045/261377
NFI3
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine9.06.10.0.8.68.2100.0...3.61.8
upper montane22.08.70.0.38.013.80.0...8.62.6
lower montane47.510.426.65.045.014.50.0...32.64.4
colline/submontane21.68.673.45.08.58.10.0...55.24.6
total100.0.100.0.100.0.100.0...100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine12.08.00.0.14.013.00.0...5.53.1
upper montane36.811.83.63.570.617.450.035.4..24.25.8
lower montane12.08.047.19.115.514.150.035.4..32.36.3
colline/submontane39.211.749.49.10.0.0.0...38.06.4
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine0.0.0.0.17.415.80.0...3.43.3
upper montane45.016.66.36.163.720.1100.0...34.88.5
lower montane32.815.650.713.418.916.80.0...36.18.7
colline/submontane22.213.943.013.30.0.0.0...25.87.9
total100.0.100.0.100.0.100.0...100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.60.213.40.810.91.16.00.3
lower subalpine10.51.01.10.325.31.239.21.116.91.321.90.5
upper montane24.31.31.90.437.71.427.31.028.81.524.40.5
lower montane31.51.530.51.426.61.312.40.715.51.322.00.5
colline/submontane33.71.466.51.59.80.97.70.627.91.425.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.60.213.40.810.91.15.80.3
lower subalpine10.40.91.00.325.01.239.11.116.91.321.30.5
upper montane24.71.21.80.438.11.427.31.028.81.524.10.5
lower montane31.61.431.01.426.71.312.50.715.51.322.30.5
colline/submontane33.41.466.31.49.70.97.70.627.91.426.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795046/261378
NFI4
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.....0.0.0.0.0.0.0.0.
lower subalpine14.05.80.0.0.0.0.0.0.0.21.418.46.26.014.112.90.0.....52.435.30.0.0.0.5.51.8
upper montane48.98.30.0.5.25.10.0.0.0.28.017.649.213.535.816.953.735.2....0.0.100.0.0.0.19.63.0
lower montane23.97.037.812.264.710.834.99.517.56.050.620.822.511.423.314.646.335.2....0.0.0.0.65.727.731.73.5
colline/submontane13.25.562.212.230.110.365.19.582.56.00.0.22.211.326.816.10.0.....47.635.30.0.34.327.743.23.8
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.
medium damageupper subalpine0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.......0.0...0.0.
lower subalpine6.46.20.0.0.0.0.0.0.0...0.0.0.0.0.0.......0.0...1.31.3
upper montane28.311.80.0.0.0.5.15.00.0...43.724.6100.0.100.0.......100.0...15.14.2
lower montane13.89.10.0.44.813.817.09.021.99.8..56.324.60.0.0.0.......0.0...23.65.0
colline/submontane51.512.9100.0.55.213.877.99.978.19.8..0.0.0.0.0.0.......0.0...60.05.7
total100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.......100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0...............0.0.
lower subalpine12.68.40.0.0.0.0.0.0.0.34.921.054.735.0..............11.64.9
upper montane26.911.50.0.0.0.0.0.0.0.50.122.745.335.0..............18.06.1
lower montane40.712.70.0.35.428.030.617.99.79.30.0.0.0...............23.46.5
colline/submontane19.810.3100.0.64.628.069.417.990.39.314.914.30.0...............47.07.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0...............100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.0.0.0.0.0.0.50.51.00.40.0.2.91.01.61.10.60.618.81.618.31.410.91.16.10.3
lower subalpine13.41.20.0.5.61.60.0.0.0.35.33.325.21.819.82.047.52.833.84.032.63.736.81.940.41.817.01.322.10.5
upper montane30.81.61.10.84.01.41.30.61.40.546.13.535.62.136.72.431.12.732.44.036.63.923.71.825.41.628.91.524.40.5
lower montane34.51.723.03.047.03.533.52.722.91.912.92.329.91.930.62.310.91.620.93.626.23.29.71.210.61.115.31.322.00.5
colline/submontane21.31.575.93.043.43.565.22.775.72.05.21.68.21.312.91.77.71.511.22.54.11.511.01.35.30.827.91.425.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.0.0.0.0.0.0.50.51.00.40.0.2.81.01.61.10.60.618.81.618.21.410.91.15.80.3
lower subalpine13.31.20.0.4.71.40.0.0.0.34.83.224.61.719.62.046.82.833.84.032.63.736.81.940.21.816.91.321.30.5
upper montane31.51.51.00.73.91.31.40.61.30.545.73.436.22.136.82.431.82.732.44.036.63.923.71.825.81.628.81.524.10.5
lower montane33.71.623.62.948.33.332.72.522.31.813.72.229.81.930.32.311.01.620.93.626.23.29.61.210.51.115.51.322.30.5
colline/submontane21.51.475.42.943.13.265.92.576.41.85.31.68.51.313.21.77.61.511.22.54.11.511.11.35.30.827.91.426.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795047/261379
NFI3
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine9.06.10.0.8.68.2100.0...3.61.8
upper montane22.08.70.0.38.013.80.0...8.62.6
lower montane47.510.426.65.045.014.50.0...32.64.4
colline/submontane21.68.673.45.08.58.10.0...55.24.6
total100.0.100.0.100.0.100.0...100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine12.08.00.0.14.013.00.0...5.53.1
upper montane36.811.83.63.570.617.450.035.4..24.25.8
lower montane12.08.047.19.115.514.150.035.4..32.36.3
colline/submontane39.211.749.49.10.0.0.0...38.06.4
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine0.0.0.0.17.415.80.0...3.43.3
upper montane45.016.66.36.163.720.1100.0...34.88.5
lower montane32.815.650.713.418.916.80.0...36.18.7
colline/submontane22.213.943.013.30.0.0.0...25.87.9
total100.0.100.0.100.0.100.0...100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.60.213.50.810.81.16.00.3
lower subalpine10.51.01.10.325.31.239.11.116.61.321.90.5
upper montane24.71.31.90.437.71.427.31.029.11.524.50.5
lower montane31.41.530.51.426.61.312.40.715.91.321.90.5
colline/submontane33.41.466.51.49.70.97.80.627.61.425.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.60.213.40.810.81.15.80.3
lower subalpine10.40.91.00.325.01.239.01.116.61.321.30.5
upper montane25.01.21.90.438.11.427.41.029.11.524.30.5
lower montane31.41.430.91.426.71.312.40.715.91.322.30.5
colline/submontane33.21.466.31.49.60.97.80.627.61.426.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795048/261380
NFI3
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine9.06.10.0.8.68.2100.0...3.61.8
upper montane22.08.70.0.38.013.80.0...8.62.6
lower montane47.510.426.65.045.014.50.0...32.64.4
colline/submontane21.68.673.45.08.58.10.0...55.24.6
total100.0.100.0.100.0.100.0...100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine12.08.00.0.14.013.00.0...5.53.1
upper montane36.811.83.63.570.617.450.035.4..24.25.8
lower montane12.08.047.19.115.514.150.035.4..32.36.3
colline/submontane39.211.749.49.10.0.0.0...38.06.4
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine0.0.0.0.17.415.80.0...3.43.3
upper montane45.016.66.36.163.720.1100.0...34.88.5
lower montane32.815.650.713.418.916.80.0...36.18.7
colline/submontane22.213.943.013.30.0.0.0...25.87.9
total100.0.100.0.100.0.100.0...100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.50.212.40.87.11.04.80.3
lower subalpine9.70.91.10.323.71.338.61.215.61.420.50.5
upper montane23.71.31.90.438.11.527.81.129.71.724.30.6
lower montane32.31.530.51.527.31.313.30.815.71.523.00.6
colline/submontane34.31.566.51.510.41.07.90.631.91.627.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.50.212.30.87.11.04.60.3
lower subalpine9.60.91.00.323.41.238.51.215.61.419.90.5
upper montane24.11.21.90.438.51.527.91.129.71.724.00.5
lower montane32.31.530.91.427.41.313.40.815.71.523.40.6
colline/submontane33.91.466.31.410.21.07.90.631.91.628.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795049/261381
NFI4
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.
lower subalpine9.94.20.0.10.85.917.415.80.0.5.41.8
upper montane34.16.61.11.141.79.350.620.40.0.19.73.0
lower montane28.16.234.85.229.58.715.814.665.727.731.83.5
colline/submontane27.96.164.15.218.17.316.214.834.327.743.13.8
total100.0.100.0.100.0.100.0.100.0.100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine5.95.70.0.0.0.0.0...1.41.4
upper montane24.810.71.91.958.922.1100.0...15.44.3
lower montane12.28.126.86.441.122.10.0...23.34.9
colline/submontane57.112.071.36.50.0.0.0...60.05.7
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.....0.0.
lower subalpine11.67.70.0.42.318.7....11.64.9
upper montane24.010.40.0.45.118.9....17.05.8
lower montane35.811.721.09.40.0.....23.56.5
colline/submontane28.710.979.09.412.611.9....48.07.6
total100.0.100.0.100.0.....100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.60.213.40.810.91.16.10.3
lower subalpine10.41.01.10.325.41.339.31.117.01.322.10.5
upper montane24.21.31.90.437.91.527.21.028.91.524.40.5
lower montane32.01.531.01.526.71.312.50.715.31.322.00.5
colline/submontane33.41.565.91.59.40.97.70.627.91.425.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.60.213.40.810.91.15.80.3
lower subalpine10.40.91.00.325.01.239.11.116.91.321.30.5
upper montane24.71.21.80.438.11.427.31.028.81.524.10.5
lower montane31.61.431.01.426.71.312.50.715.51.322.30.5
colline/submontane33.41.466.31.49.70.97.70.627.91.426.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795050/261382
NFI4
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.
lower subalpine10.34.40.0.10.85.917.415.80.0.5.51.8
upper montane31.26.61.11.141.79.350.620.40.0.18.83.0
lower montane29.36.435.25.329.58.715.814.665.727.732.33.6
colline/submontane29.16.363.75.318.17.316.214.834.327.743.33.8
total100.0.100.0.100.0.100.0.100.0.100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine6.26.00.0.0.0.0.0...1.41.4
upper montane26.411.21.91.958.922.1100.0...15.84.4
lower montane13.08.627.46.541.122.10.0...23.95.1
colline/submontane54.412.570.76.60.0.0.0...58.95.8
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.....0.0.
lower subalpine11.67.70.0.42.318.7....11.64.9
upper montane24.010.40.0.45.118.9....17.05.8
lower montane35.811.721.09.40.0.....23.56.5
colline/submontane28.710.979.09.412.611.9....48.07.6
total100.0.100.0.100.0.....100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.50.212.40.87.11.04.90.3
lower subalpine9.61.01.10.323.81.338.71.215.61.420.70.5
upper montane23.71.32.00.438.21.527.71.129.91.724.30.6
lower montane32.81.530.91.527.41.313.40.815.51.523.10.6
colline/submontane33.91.566.01.510.01.07.90.631.91.626.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.50.212.30.87.11.04.60.3
lower subalpine9.60.91.00.323.41.238.51.215.61.419.90.5
upper montane24.11.21.90.438.51.527.91.129.71.724.00.5
lower montane32.31.530.91.427.41.313.40.815.71.523.40.6
colline/submontane33.91.466.31.410.21.07.90.631.91.628.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795051/261383
NFI3
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine9.95.40.0.7.97.6100.0...3.91.7
upper montane26.27.91.11.143.513.70.0...11.22.7
lower montane44.88.928.24.840.613.70.0...33.14.1
colline/submontane19.17.070.74.88.07.70.0...51.94.3
total100.0.100.0.100.0.100.0...100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine10.77.10.0.11.610.90.0...5.02.8
upper montane37.911.23.33.276.414.550.035.4..26.25.6
lower montane16.08.443.98.812.011.250.035.4..30.75.9
colline/submontane35.510.852.98.80.0.0.0...38.06.1
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine0.0.0.0.17.415.80.0...3.03.0
upper montane44.716.55.45.364.319.9100.0...31.87.9
lower montane33.115.641.612.018.316.40.0...32.98.1
colline/submontane22.213.952.912.10.0.0.0...32.38.0
total100.0.100.0.100.0.100.0...100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.50.213.10.710.81.05.90.3
lower subalpine10.60.91.10.325.21.239.21.016.91.222.00.5
upper montane24.81.22.10.438.01.327.51.028.81.424.70.5
lower montane31.51.430.71.426.91.212.40.715.81.222.00.5
colline/submontane33.21.466.11.49.30.87.70.627.71.325.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.50.213.10.710.81.05.70.3
lower subalpine10.50.90.90.324.91.139.21.016.91.221.40.5
upper montane25.21.22.10.438.51.327.61.028.81.424.40.5
lower montane31.61.431.01.326.91.212.40.715.81.222.40.5
colline/submontane32.71.365.91.39.20.87.70.627.71.326.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795052/261384
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%6.41.60.0.0.0.1.80.40.90.94.41.50.0.0.0.0.0.0.60.62.31.03.11.50.0.0.0.0.30.31.51.52.81.30.0.3.11.60.0.0.0.1.90.60.0.0.0.7.11.61.50.2
21-40 %1.70.80.0.0.0.0.30.20.90.91.30.70.0.0.0.0.0.2.41.21.11.10.70.70.0.0.0.0.0.0.0.1.10.70.70.72.21.50.0.0.0.0.40.40.20.20.0.1.30.70.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total8.11.80.0.0.0.2.00.51.91.35.61.70.0.0.0.0.0.3.01.33.41.33.71.70.0.0.0.0.30.31.51.53.91.50.70.75.32.20.0.0.0.2.30.70.20.20.0.8.41.82.00.2
medium damageto 20%1.20.70.0.0.0.0.60.33.31.92.41.20.0.0.0.0.0.1.10.80.90.73.01.50.0.1.01.00.0.0.0.0.50.50.0.0.70.70.0.0.0.2.30.70.0.0.0.2.51.00.80.1
21-40 %0.40.40.0.0.0.0.10.10.0.1.00.70.0.0.0.0.10.11.20.80.0.0.90.90.0.0.0.0.70.70.0.0.80.80.0.0.0.0.0.0.0.0.20.20.0.0.0.0.50.50.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.60.80.0.0.0.0.70.33.31.93.41.40.0.0.0.0.10.12.31.10.90.73.81.70.0.1.01.00.70.50.0.1.30.90.0.0.70.70.0.0.0.2.50.70.0.0.0.3.01.11.00.1
severe damageto 20%0.80.60.0.0.0.0.40.20.90.90.60.60.0.0.0.0.0.1.20.90.0.0.70.70.0.0.0.0.30.30.0.0.80.80.0.1.21.20.0.0.0.1.10.50.0.0.0.0.0.0.30.1
21-40 %0.0.0.0.0.0.0.50.20.0.1.71.00.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.60.30.0.0.0.0.30.30.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.80.60.0.0.0.0.80.30.90.92.31.10.0.0.0.0.10.11.20.90.0.0.70.70.0.0.0.0.30.30.0.1.30.90.0.1.21.20.0.0.0.1.70.60.0.0.0.0.30.30.50.1
no vehicle tracks presentto 20%41.63.26.84.98.13.923.51.426.54.634.43.289.510.54.72.35.20.824.03.320.62.724.63.65.23.810.73.018.02.340.16.626.03.69.92.462.54.73.60.83.62.036.72.22.60.729.68.744.13.219.30.5
21-40 %47.96.889.330.791.920.370.65.066.213.852.78.610.510.591.717.189.55.469.010.675.19.766.610.583.126.586.516.277.59.558.411.667.711.183.012.530.36.786.86.690.417.656.25.992.66.770.420.244.26.874.01.9
over 100%0.0.3.93.90.0.2.30.51.21.21.60.90.0.3.62.05.10.70.60.60.0.0.70.711.75.71.71.33.11.10.0.0.0.6.52.10.0.9.61.26.02.60.60.34.60.90.0.0.0.3.30.2
total89.42.0100.0.100.0.96.40.693.92.488.62.3100.0.100.0.99.80.293.61.995.61.491.82.4100.0.99.01.098.60.798.51.593.61.999.30.792.82.6100.0.100.0.93.61.199.80.2100.0.88.32.196.50.2
totalto 20%50.03.26.84.98.13.926.31.531.64.841.73.289.510.54.72.35.20.826.93.423.92.931.33.95.23.811.73.118.72.341.66.630.03.79.92.467.54.53.60.83.62.042.02.22.60.729.68.753.73.221.80.5
21-40 %50.06.889.330.791.920.371.45.167.213.856.78.610.510.591.717.189.75.472.510.876.19.768.110.583.126.586.516.278.29.558.411.670.011.283.712.532.56.986.86.690.417.657.45.992.86.770.420.246.36.874.91.9
over 100%0.0.3.93.90.0.2.30.51.21.21.60.90.0.3.62.05.10.70.60.60.0.0.70.711.75.71.71.33.11.10.0.0.0.6.52.10.0.9.61.26.02.60.60.34.60.90.0.0.0.3.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795053/261385
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%6.51.60.0.0.0.1.80.51.01.04.51.60.0.0.0.0.0.0.60.62.41.03.11.60.0.0.0.0.40.41.51.52.91.30.0.3.21.70.0.0.0.2.00.70.0.0.0.7.21.71.60.2
21-40 %1.70.90.0.0.0.0.30.21.01.01.30.80.0.0.0.0.0.2.41.21.11.10.70.70.0.0.0.0.0.0.0.1.10.80.80.82.21.50.0.0.0.0.40.40.20.20.0.1.30.80.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total8.21.80.0.0.0.2.10.51.91.45.91.80.0.0.0.0.0.3.01.33.51.33.81.70.0.0.0.0.40.41.51.53.91.50.80.85.42.30.0.0.0.2.50.70.20.20.0.8.51.82.10.2
medium damageto 20%1.30.70.0.0.0.0.60.33.52.02.51.20.0.0.0.0.0.1.10.81.00.73.01.50.0.1.11.10.0.0.0.0.50.50.0.0.70.70.0.0.0.2.50.80.0.0.0.2.51.00.80.1
21-40 %0.40.40.0.0.0.0.10.10.0.1.10.80.0.0.0.0.10.11.20.80.0.0.90.90.0.0.0.0.80.80.0.0.80.80.0.0.0.0.0.0.0.0.20.20.0.0.0.0.50.50.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.70.80.0.0.0.0.80.33.52.03.61.40.0.0.0.0.10.12.31.11.00.73.91.80.0.1.11.10.80.60.0.1.30.90.0.0.70.70.0.0.0.2.70.80.0.0.0.3.01.11.10.1
severe damageto 20%0.80.60.0.0.0.0.40.21.01.00.60.60.0.0.0.0.0.1.20.90.0.0.70.70.0.0.0.0.40.40.0.0.80.80.0.1.21.20.0.0.0.1.20.50.0.0.0.0.0.0.40.1
21-40 %0.0.0.0.0.0.0.50.20.0.1.81.00.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.70.40.0.0.0.0.30.30.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.80.60.0.0.0.0.90.31.01.02.41.10.0.0.0.0.10.11.20.90.0.0.70.70.0.0.0.0.40.40.0.1.30.90.0.1.21.20.0.0.0.1.80.60.0.0.0.0.30.30.60.1
no vehicle tracks presentto 20%41.03.27.05.08.13.923.91.525.54.734.83.387.512.43.92.25.50.823.83.321.12.823.33.66.04.310.22.918.82.440.16.625.83.610.22.661.54.83.60.81.51.536.32.32.80.731.79.244.23.220.00.5
21-40 %48.26.988.931.591.920.370.05.166.914.352.28.612.512.492.118.289.45.969.010.574.49.867.710.780.727.586.916.778.110.058.411.667.711.283.413.231.16.986.87.392.719.656.26.292.57.268.321.144.06.873.22.0
over 100%0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
total89.32.0100.0.100.0.96.30.793.62.688.12.4100.0.100.0.99.70.293.51.995.51.591.62.5100.0.98.91.198.40.898.51.593.52.099.20.892.62.6100.0.100.0.93.01.299.80.2100.0.88.22.196.20.3
totalto 20%49.63.37.05.08.13.926.81.530.94.942.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.93.222.90.5
21-40 %50.46.988.931.591.920.370.95.167.914.356.48.712.512.492.118.289.75.972.610.775.59.869.210.780.727.586.916.778.910.058.411.670.011.384.213.333.37.086.87.392.719.657.56.292.77.268.321.146.16.874.22.0
over 100%0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795054/261386
NFI4
number of forest plots
type of soil disturbance · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbancealtitudinal vegetation zone %± %± %± %± %± %±
slight damageupper subalpine0.0.0.0.0.0.0.0.0.0.0.0.
lower subalpine9.94.20.0.10.85.917.415.80.0.5.41.8
upper montane34.16.61.11.141.79.350.620.40.0.19.73.0
lower montane28.16.234.85.229.58.715.814.665.727.731.83.5
colline/submontane27.96.164.15.218.17.316.214.834.327.743.13.8
total100.0.100.0.100.0.100.0.100.0.100.0.
medium damageupper subalpine0.0.0.0.0.0.0.0...0.0.
lower subalpine5.95.70.0.0.0.0.0...1.41.4
upper montane24.810.71.91.958.922.1100.0...15.44.3
lower montane12.28.126.86.441.122.10.0...23.34.9
colline/submontane57.112.071.36.50.0.0.0...60.05.7
total100.0.100.0.100.0.100.0...100.0.
severe damageupper subalpine0.0.0.0.0.0.....0.0.
lower subalpine11.67.70.0.42.318.7....11.64.9
upper montane24.010.40.0.45.118.9....17.05.8
lower montane35.811.721.09.40.0.....23.56.5
colline/submontane28.710.979.09.412.611.9....48.07.6
total100.0.100.0.100.0.....100.0.
no vehicle tracks presentupper subalpine0.0.0.0.0.70.314.20.812.81.16.80.3
lower subalpine10.71.01.20.325.91.239.41.117.11.322.60.5
upper montane24.01.31.90.437.81.426.71.027.81.524.20.5
lower montane32.11.530.91.526.41.312.10.714.81.321.60.5
colline/submontane33.21.566.01.59.30.97.60.627.51.424.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalupper subalpine0.0.0.0.0.60.214.20.812.71.16.40.3
lower subalpine10.60.91.00.325.41.239.31.117.01.321.80.5
upper montane24.51.21.80.438.01.426.91.027.71.523.90.5
lower montane31.61.430.81.426.31.212.10.715.01.321.90.5
colline/submontane33.31.466.31.49.50.97.60.627.61.326.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795055/261387
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%6.11.50.0.0.0.1.80.41.91.43.71.30.0.0.0.0.0.0.50.53.71.23.21.40.0.0.0.0.30.31.41.43.31.30.0.3.91.80.0.0.0.2.00.60.0.0.0.6.91.51.50.1
21-40 %1.60.80.0.0.0.0.40.20.90.91.20.70.0.0.0.0.0.2.11.10.80.80.60.60.0.0.0.0.0.0.0.2.31.60.60.61.81.30.0.0.0.0.30.30.20.20.0.1.10.70.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total7.71.60.0.0.0.2.20.52.81.64.81.40.0.0.0.0.0.2.61.24.61.43.81.50.0.0.0.0.30.31.41.45.61.70.60.65.72.10.0.0.0.2.30.60.20.20.0.8.01.72.00.2
medium damageto 20%1.10.60.0.0.0.0.50.23.01.71.90.90.0.0.0.0.0.1.91.00.80.62.61.30.0.1.01.00.0.0.0.0.40.40.0.0.70.70.0.0.0.2.00.60.0.0.0.2.30.90.70.1
21-40 %0.40.40.0.0.0.0.30.20.0.1.30.80.0.0.0.0.10.11.10.70.40.40.70.70.0.0.0.0.60.60.0.0.60.60.0.0.0.0.0.0.0.0.20.20.0.0.0.0.40.40.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.50.70.0.0.0.0.80.33.01.73.21.20.0.0.0.0.10.13.01.21.30.73.31.50.0.1.01.00.60.50.0.1.10.80.0.0.70.70.0.0.0.2.20.60.0.0.0.2.71.01.00.1
severe damageto 20%0.70.50.0.0.0.0.40.20.90.90.50.50.0.0.0.0.0.1.10.80.0.0.60.60.0.0.0.0.30.30.0.0.60.60.0.1.01.00.0.0.0.1.10.40.0.0.0.0.0.0.30.1
21-40 %0.0.0.0.0.0.0.40.20.0.1.40.80.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.90.90.0.0.0.0.50.30.0.0.0.0.30.30.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.70.50.0.0.0.0.80.30.90.91.90.90.0.0.0.0.10.11.10.80.0.0.60.60.0.0.0.0.30.30.0.1.10.80.0.1.91.40.0.0.0.1.60.50.0.0.0.0.30.30.50.1
no vehicle tracks presentto 20%43.13.05.33.811.24.322.71.326.04.432.83.090.59.55.42.45.20.724.03.122.42.723.73.44.43.112.03.117.92.142.76.424.83.29.52.362.24.43.60.73.21.936.02.02.60.626.77.945.13.019.10.4
21-40 %47.06.491.528.088.819.971.04.766.313.355.98.29.59.591.716.389.35.168.110.071.88.667.59.784.025.285.415.178.38.855.811.167.410.383.611.629.66.286.46.291.516.257.15.692.16.373.320.643.96.474.01.8
over 100%0.0.3.23.20.0.2.40.51.11.11.30.80.0.2.91.65.30.71.10.70.0.1.20.911.65.11.61.22.60.90.0.0.0.6.21.90.0.9.91.15.32.30.70.45.10.90.0.0.0.3.40.2
total90.11.8100.0.100.0.96.10.693.42.590.02.0100.0.100.0.99.80.193.21.894.21.592.32.2100.0.99.01.098.80.698.61.492.22.099.40.691.72.6100.0.100.0.93.91.099.80.2100.0.89.01.996.50.2
totalto 20%51.13.15.33.811.24.325.41.431.84.638.83.090.59.55.42.45.20.727.63.326.92.830.03.64.43.112.93.218.52.244.26.429.33.39.52.367.74.23.60.73.21.941.12.12.60.626.77.954.23.021.70.5
21-40 %48.96.591.528.088.819.972.14.867.113.359.88.39.59.591.716.389.55.171.310.273.18.768.79.784.025.285.415.178.98.855.811.170.710.484.311.632.36.486.46.291.516.258.25.692.26.373.320.645.86.475.01.8
over 100%0.0.3.23.20.0.2.40.51.11.11.30.80.0.2.91.65.30.71.10.70.0.1.20.911.65.11.61.22.60.90.0.0.0.6.21.90.0.9.91.15.32.30.70.45.10.90.0.0.0.3.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795056/261388
NFI4
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%5.51.50.0.0.0.1.70.45.42.46.41.80.0.0.0.0.0.1.20.83.31.24.81.90.0.0.0.1.00.68.43.65.31.80.0.4.61.60.0.0.0.3.80.90.40.30.0.5.81.52.00.2
21-40 %2.11.30.0.0.0.1.10.50.90.92.51.10.0.0.0.0.20.22.31.62.01.71.21.20.0.2.11.40.80.80.0.1.60.91.51.51.11.10.50.40.0.1.20.60.0.3.13.11.70.81.00.2
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total7.61.70.0.0.0.2.80.66.32.58.92.10.0.0.0.0.20.23.51.45.31.66.02.10.0.2.11.41.80.88.43.66.92.01.51.05.62.00.50.30.0.4.91.00.40.33.13.17.51.73.00.2
medium damageto 20%3.81.20.0.0.0.1.80.52.41.72.71.20.0.0.0.0.0.1.81.00.90.70.0.0.0.0.0.0.0.1.91.90.0.0.0.1.81.30.0.0.0.1.60.60.0.0.0.2.00.90.90.1
21-40 %0.40.40.0.0.0.0.60.30.0.0.60.60.0.0.0.0.10.10.60.61.91.30.70.70.0.0.0.0.30.30.0.0.80.80.0.0.0.0.0.0.0.0.60.30.0.0.0.0.90.60.40.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.21.30.0.0.0.2.40.52.41.73.31.40.0.0.0.0.10.12.41.22.81.10.70.70.0.0.0.0.30.31.91.90.80.80.0.1.81.30.0.0.0.2.20.70.0.0.0.2.91.11.30.1
severe damageto 20%2.10.90.0.0.0.0.60.33.01.80.60.60.0.0.0.0.0.0.60.60.50.51.30.90.0.0.0.0.0.0.0.0.0.0.0.1.21.20.0.0.0.1.40.50.0.0.0.0.40.40.50.1
21-40 %0.0.0.0.0.0.0.60.40.0.2.01.30.0.0.0.0.0.0.60.60.50.50.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.0.0.70.40.0.0.0.0.40.40.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total2.10.90.0.0.0.1.20.43.01.82.61.20.0.0.0.0.0.1.20.80.90.71.30.90.0.0.0.0.40.40.0.0.0.0.0.1.21.20.0.0.0.2.10.70.0.0.0.0.70.50.80.1
no vehicle tracks presentto 20%38.63.16.84.98.13.922.21.420.84.232.03.289.510.54.72.35.20.823.43.219.12.725.13.75.23.811.73.117.72.331.46.224.73.59.92.460.04.73.60.83.62.035.22.12.30.629.68.745.53.218.50.5
21-40 %47.46.789.330.791.920.369.15.066.213.851.68.510.510.591.717.189.45.469.010.671.89.566.210.483.126.584.416.176.79.458.411.667.711.182.212.531.46.886.36.690.417.655.05.992.86.767.320.143.46.773.31.9
over 100%0.0.3.93.90.0.2.30.51.21.21.60.90.0.3.62.05.10.70.60.60.0.0.70.711.75.71.71.33.11.10.0.0.0.6.52.10.0.9.61.26.02.60.60.34.60.90.0.0.0.3.30.2
total86.12.2100.0.100.0.93.60.888.23.385.22.6100.0.100.0.99.60.293.02.090.92.092.02.4100.0.97.91.497.41.089.84.092.42.198.51.091.42.699.50.3100.0.90.81.399.60.396.93.188.82.095.00.3
totalto 20%50.03.26.84.98.13.926.31.531.64.841.73.289.510.54.72.35.20.826.93.423.92.931.33.95.23.811.73.118.72.341.66.630.03.79.92.467.54.53.60.83.62.042.02.22.60.729.68.753.73.221.80.5
21-40 %50.06.889.330.791.920.371.45.167.213.856.78.610.510.591.717.189.75.472.510.876.19.768.110.583.126.586.516.278.29.558.411.670.011.283.712.532.56.986.86.690.417.657.45.992.86.770.420.246.36.874.91.9
over 100%0.0.3.93.90.0.2.30.51.21.21.60.90.0.3.62.05.10.70.60.60.0.0.70.711.75.71.71.33.11.10.0.0.0.6.52.10.0.9.61.26.02.60.60.34.60.90.0.0.0.3.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795057/261389
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%6.41.60.0.0.0.1.70.40.90.94.31.50.0.0.0.0.0.0.60.62.31.03.01.50.0.0.0.0.30.31.51.52.81.30.0.3.11.60.0.0.0.1.80.60.0.0.0.7.11.61.50.2
21-40 %1.70.80.0.0.0.0.20.20.90.91.30.70.0.0.0.0.0.2.41.21.11.10.60.60.0.0.0.0.0.0.0.1.00.70.70.72.11.50.0.0.0.0.40.40.20.20.0.1.30.70.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total8.11.80.0.0.0.2.00.51.91.35.61.70.0.0.0.0.0.2.91.33.31.23.61.60.0.0.0.0.30.31.51.53.81.40.70.75.22.20.0.0.0.2.20.70.20.20.0.8.41.81.90.2
medium damageto 20%1.20.70.0.0.0.0.60.33.31.92.41.20.0.0.0.0.0.1.10.80.90.72.91.50.0.1.01.00.0.0.0.0.50.50.0.0.70.70.0.0.0.2.30.70.0.0.0.2.51.00.70.1
21-40 %0.40.40.0.0.0.0.10.10.0.1.00.70.0.0.0.0.10.11.20.80.0.0.90.90.0.0.0.0.70.70.0.0.80.80.0.0.0.0.0.0.0.0.20.20.0.0.0.0.50.50.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.60.80.0.0.0.0.70.33.31.93.41.40.0.0.0.0.10.12.31.10.90.73.81.70.0.1.01.00.70.50.0.1.20.90.0.0.70.70.0.0.0.2.50.70.0.0.0.3.01.11.00.1
severe damageto 20%0.80.60.0.0.0.0.40.20.90.90.60.60.0.0.0.0.0.1.20.80.0.0.60.60.0.0.0.0.30.30.0.0.80.80.0.1.21.20.0.0.0.1.00.50.0.0.0.0.0.0.30.1
21-40 %0.0.0.0.0.0.0.50.20.0.1.71.00.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.60.30.0.0.0.0.30.30.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.80.60.0.0.0.0.80.30.90.92.31.10.0.0.0.0.10.11.20.80.0.0.60.60.0.0.0.0.30.30.0.1.20.90.0.1.21.20.0.0.0.1.60.60.0.0.0.0.30.30.50.1
no vehicle tracks presentto 20%41.83.16.84.98.13.923.21.426.54.634.13.289.510.56.12.75.20.724.53.320.72.724.83.65.23.810.73.018.32.340.16.626.23.59.72.463.14.63.70.83.52.036.92.12.60.728.78.544.13.219.30.5
21-40 %47.66.789.330.791.920.370.95.066.213.853.18.510.510.590.416.989.25.468.610.575.19.566.510.383.126.586.516.277.49.458.411.667.511.082.512.429.86.686.76.590.717.456.15.892.56.771.319.744.26.873.91.9
over 100%0.0.3.93.90.0.2.40.51.21.21.60.90.0.3.52.05.40.80.60.60.0.0.60.611.75.71.71.33.01.00.0.0.0.7.12.20.0.9.61.25.92.60.80.44.70.90.0.0.0.3.40.2
total89.52.0100.0.100.0.96.50.693.92.488.72.3100.0.100.0.99.80.293.61.995.71.492.02.4100.0.99.01.098.60.798.51.593.71.999.30.792.92.5100.0.100.0.93.71.199.80.2100.0.88.32.196.60.2
totalto 20%50.23.26.84.98.13.925.81.531.64.841.33.289.510.56.12.75.20.727.33.423.92.931.33.95.23.811.73.118.92.341.66.630.23.79.72.468.14.53.70.83.52.042.02.22.60.728.78.553.73.221.80.5
21-40 %49.86.889.330.791.920.371.75.067.213.857.18.610.510.590.416.989.45.472.110.776.19.668.010.383.126.586.516.278.19.458.411.669.811.183.212.431.96.886.76.590.717.457.25.892.76.771.319.746.36.874.81.9
over 100%0.0.3.93.90.0.2.40.51.21.21.60.90.0.3.52.05.40.80.60.60.0.0.60.611.75.71.71.33.01.00.0.0.0.7.12.20.0.9.61.25.92.60.80.44.70.90.0.0.0.3.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795058/261390
NFI4
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%5.61.50.0.0.0.1.80.55.72.56.61.90.0.0.0.0.0.1.20.83.41.35.02.00.0.0.0.1.10.68.43.65.41.80.0.4.01.60.0.0.0.3.60.90.40.30.0.5.91.52.20.2
21-40 %2.21.40.0.0.0.1.20.51.01.02.61.20.0.0.0.0.30.32.41.62.11.81.21.20.0.2.21.50.90.90.0.1.60.91.71.71.11.10.60.50.0.1.30.70.0.3.33.31.70.81.10.2
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total7.81.80.0.0.0.2.90.66.62.69.22.20.0.0.0.0.30.23.61.45.51.66.22.20.0.2.21.52.00.98.43.67.02.01.71.25.11.90.60.40.0.4.91.00.40.33.33.37.61.73.20.2
medium damageto 20%3.81.30.0.0.0.1.90.51.31.32.81.30.0.0.0.0.0.1.81.11.00.70.0.0.0.0.0.0.0.1.91.90.0.0.0.1.81.30.0.0.0.1.70.60.0.0.0.2.00.91.00.1
21-40 %0.40.40.0.0.0.0.60.40.0.0.60.60.0.0.0.0.10.10.60.61.91.30.70.70.0.0.0.0.40.40.0.0.80.80.0.0.0.0.0.0.0.0.40.30.0.0.0.0.90.60.40.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.31.30.0.0.0.2.50.51.31.33.51.40.0.0.0.0.10.12.41.22.91.20.70.70.0.0.0.0.40.41.91.90.80.80.0.1.81.30.0.0.0.2.20.70.0.0.0.3.01.11.30.2
severe damageto 20%2.10.90.0.0.0.0.60.33.21.90.60.60.0.0.0.0.0.0.60.60.50.51.30.90.0.0.0.0.0.0.0.0.0.0.0.1.21.20.0.0.0.1.60.60.0.0.0.0.40.40.50.1
21-40 %0.0.0.0.0.0.0.60.40.0.2.11.40.0.0.0.0.0.0.60.60.50.50.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.70.40.0.0.0.0.40.40.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total2.10.90.0.0.0.1.30.43.21.92.71.20.0.0.0.0.0.1.20.81.00.71.30.90.0.0.0.0.50.50.0.0.0.0.0.1.21.20.0.0.0.2.30.70.0.0.0.0.80.50.80.1
no vehicle tracks presentto 20%38.03.17.05.08.13.922.51.520.84.332.33.387.512.43.92.25.50.823.23.219.62.723.83.76.04.311.23.118.42.431.46.224.53.510.22.659.64.83.60.81.51.535.22.22.40.731.79.245.63.219.20.5
21-40 %47.86.888.931.591.920.368.45.166.914.251.18.612.512.492.118.289.35.969.110.671.09.767.310.680.727.584.716.677.29.958.411.667.711.282.513.232.27.086.27.392.719.655.16.292.77.265.020.943.16.872.52.0
over 100%0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
total85.82.3100.0.100.0.93.30.988.93.384.62.7100.0.100.0.99.60.292.82.090.72.091.82.4100.0.97.81.597.21.189.84.092.22.198.31.291.82.699.40.4100.0.90.71.499.60.396.73.388.72.194.60.3
totalto 20%49.63.37.05.08.13.926.81.530.94.942.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.93.222.90.5
21-40 %50.46.988.931.591.920.370.95.167.914.356.48.712.512.492.118.289.75.972.610.775.59.869.210.780.727.586.916.778.910.058.411.670.011.384.213.333.37.086.87.392.719.657.56.292.77.268.321.146.16.874.22.0
over 100%0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795059/261391
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %±
slight damageto 20%3.80.40.60.30.0.0.0.0.0.0.0.1.50.2
21-40 %1.00.30.50.30.20.20.20.20.0.0.0.0.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.70.51.10.30.20.20.20.20.0.0.0.2.00.2
medium damageto 20%1.80.30.40.20.0.0.0.0.0.0.0.0.70.1
21-40 %0.40.10.30.20.10.10.0.0.10.10.0.0.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total2.20.30.70.30.10.10.0.0.10.10.0.1.00.1
severe damageto 20%0.80.20.0.0.20.20.0.0.0.0.0.0.30.1
21-40 %0.30.10.60.20.0.0.0.0.10.10.0.0.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.10.20.60.20.20.20.0.0.10.10.0.0.50.1
no vehicle tracks presentto 20%41.41.19.91.09.31.12.60.75.90.93.20.619.30.5
21-40 %50.32.584.65.086.36.392.66.790.36.086.55.974.01.9
over 100%0.20.13.10.54.00.84.60.93.50.710.21.13.20.2
total91.90.697.60.599.50.399.80.299.70.2100.0.96.50.2
totalto 20%47.81.110.91.09.51.22.60.75.90.93.20.621.80.5
21-40 %52.02.586.05.086.66.392.86.790.66.086.55.974.91.9
over 100%0.20.13.10.54.00.84.60.93.50.710.21.13.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795060/261392
NFI4
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
slight damageto 20%5.51.50.0.0.0.1.60.45.32.36.31.80.0.0.0.0.0.1.20.83.31.24.71.90.0.0.0.1.00.68.23.65.21.70.0.4.51.60.0.0.0.3.70.90.30.20.0.5.71.51.90.2
21-40 %2.11.30.0.0.0.1.10.50.90.92.51.10.0.0.0.0.20.22.31.62.01.71.21.20.0.1.91.30.70.70.0.1.50.91.51.51.11.10.50.40.0.1.20.60.0.3.02.91.60.80.90.2
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total7.61.70.0.0.0.2.70.66.22.58.82.10.0.0.0.0.20.23.51.45.31.65.92.10.0.1.91.31.70.88.23.66.81.91.51.05.61.90.50.30.0.4.81.00.30.23.02.97.31.72.90.2
medium damageto 20%3.81.20.0.0.0.1.70.42.31.62.71.20.0.0.0.0.0.1.81.00.90.70.0.0.0.0.0.0.0.1.81.80.0.0.0.1.71.30.0.0.0.1.60.60.0.0.0.2.00.90.90.1
21-40 %0.40.40.0.0.0.0.60.30.0.0.60.60.0.0.0.0.10.10.60.61.91.30.60.60.0.0.0.0.30.30.0.0.80.80.0.0.0.0.0.0.0.0.60.30.0.0.0.0.90.60.40.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.21.30.0.0.0.2.30.52.31.63.31.30.0.0.0.0.10.12.31.22.81.10.60.60.0.0.0.0.30.31.81.80.80.80.0.1.71.30.0.0.0.2.10.60.0.0.0.2.91.11.20.1
severe damageto 20%2.10.90.0.0.0.0.60.33.01.70.60.60.0.0.0.0.0.0.60.60.50.51.30.90.0.0.0.0.0.0.0.0.0.0.0.1.21.20.0.0.0.1.40.50.0.0.0.0.40.40.50.1
21-40 %0.0.0.0.0.0.0.60.40.0.2.01.30.0.0.0.0.0.0.60.60.40.40.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.0.0.60.40.0.0.0.0.40.40.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total2.10.90.0.0.0.1.20.43.01.72.61.10.0.0.0.0.0.1.20.80.90.61.30.90.0.0.0.0.40.40.0.0.0.0.0.1.21.20.0.0.0.2.10.60.0.0.0.0.70.50.70.1
no vehicle tracks presentto 20%38.63.16.84.97.83.722.31.420.44.231.73.289.510.54.32.15.00.723.13.219.02.726.33.75.13.711.93.016.72.230.96.125.13.510.32.560.44.73.90.83.41.935.22.12.60.728.48.444.83.218.20.5
21-40 %47.46.789.330.792.219.869.04.966.913.652.18.510.510.591.016.789.35.369.410.672.09.565.210.283.526.184.515.577.69.259.011.567.411.081.912.531.16.885.66.490.817.255.05.892.16.568.619.544.36.773.51.9
over 100%0.0.3.93.90.0.2.50.51.21.21.60.90.0.4.62.35.40.70.60.60.0.0.60.611.45.61.61.23.31.10.0.0.0.6.32.10.0.10.11.25.82.50.80.44.90.90.0.0.0.3.50.2
total86.12.2100.0.100.0.93.80.888.43.385.32.6100.0.100.0.99.70.293.01.991.02.092.12.3100.0.98.11.397.60.989.94.092.52.198.51.091.52.699.50.3100.0.91.01.399.70.297.02.989.12.095.20.3
totalto 20%50.03.26.84.97.83.726.21.531.14.741.33.289.510.54.32.15.00.726.63.423.62.932.33.95.13.711.93.017.72.241.06.530.43.710.32.567.94.53.90.83.41.941.82.23.00.728.48.452.83.121.50.5
21-40 %50.06.889.330.792.219.871.35.067.813.757.18.610.510.591.016.789.65.372.810.776.49.767.010.483.526.186.415.679.09.359.011.569.611.183.312.532.16.886.16.490.817.257.45.992.16.571.619.747.26.775.01.9
over 100%0.0.3.93.90.0.2.50.51.21.21.60.90.0.4.62.35.40.70.60.60.0.0.60.611.45.61.61.23.31.10.0.0.0.6.32.10.0.10.11.25.82.50.80.44.90.90.0.0.0.3.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795061/261393
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %±
slight damageto 20%3.70.40.60.30.0.0.0.0.0.0.0.1.50.2
21-40 %1.00.30.50.30.20.20.20.20.0.0.0.0.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.70.51.10.30.20.20.20.20.0.0.0.1.90.2
medium damageto 20%1.80.30.40.20.0.0.0.0.0.0.0.0.70.1
21-40 %0.40.10.30.20.10.10.0.0.10.10.0.0.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total2.20.30.70.30.10.10.0.0.10.10.0.1.00.1
severe damageto 20%0.80.20.0.0.20.20.0.0.0.0.0.0.30.1
21-40 %0.30.10.60.20.0.0.0.0.10.10.0.0.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.10.20.60.20.20.20.0.0.10.10.0.0.50.1
no vehicle tracks presentto 20%41.61.19.70.99.51.12.60.76.00.93.30.619.30.5
21-40 %50.32.584.75.085.96.392.56.790.25.986.25.874.01.9
over 100%0.20.13.20.64.10.84.70.93.60.710.51.13.30.2
total92.00.697.60.599.50.399.80.299.70.2100.0.96.60.2
totalto 20%47.91.110.71.09.71.22.60.76.00.93.30.621.80.5
21-40 %51.92.586.15.086.26.392.76.790.55.986.25.874.91.9
over 100%0.20.13.20.64.10.84.70.93.60.710.51.13.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795062/261394
NFI4
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %±
slight damageto 20%4.80.50.80.30.50.30.40.30.0.0.0.2.10.2
21-40 %1.50.41.70.70.80.50.0.0.40.40.50.41.10.2
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total6.30.52.50.51.30.50.40.30.40.20.50.33.20.2
medium damageto 20%2.40.30.10.10.0.0.0.0.0.0.0.0.90.1
21-40 %0.60.20.50.20.20.20.0.0.20.20.0.0.40.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total3.00.40.60.30.20.20.0.0.20.20.0.1.30.2
severe damageto 20%1.30.20.0.0.0.0.0.0.0.0.0.0.50.1
21-40 %0.40.10.80.50.0.0.0.0.0.0.0.0.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.70.30.80.30.0.0.0.0.0.0.0.0.80.1
no vehicle tracks presentto 20%38.81.110.21.08.91.22.40.76.41.03.10.719.20.5
21-40 %49.92.582.95.286.46.792.77.289.76.586.46.572.52.0
over 100%0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
total89.00.796.10.698.50.599.60.399.50.399.50.394.70.3
totalto 20%47.41.111.11.09.41.22.80.76.41.03.10.722.80.5
21-40 %52.52.585.95.287.46.792.77.290.26.586.96.574.32.0
over 100%0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795063/261395
NFI3
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %±
slight damageto 20%3.90.40.70.30.0.0.0.0.0.0.0.1.60.2
21-40 %1.00.30.50.30.20.20.20.20.0.0.0.0.50.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.90.51.20.40.20.20.20.20.0.0.0.2.20.2
medium damageto 20%1.90.30.50.20.0.0.0.0.0.0.0.0.80.1
21-40 %0.40.10.30.20.20.20.0.0.20.20.0.0.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total2.30.30.80.30.20.20.0.0.20.20.0.1.10.1
severe damageto 20%0.80.20.0.0.20.20.0.0.0.0.0.0.30.1
21-40 %0.30.10.60.30.0.0.0.0.20.20.0.0.20.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.10.20.60.30.20.20.0.0.20.20.0.0.60.1
no vehicle tracks presentto 20%40.81.110.01.09.21.22.80.76.41.03.10.720.00.5
21-40 %50.82.584.45.287.16.792.57.289.96.586.96.573.32.0
over 100%0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
total91.70.697.40.599.50.399.80.299.70.2100.0.96.20.3
totalto 20%47.41.111.11.09.41.22.80.76.41.03.10.722.80.5
21-40 %52.52.585.95.287.46.792.77.290.26.586.96.574.32.0
over 100%0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795064/261396
NFI4
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %± %±
slight damageto 20%4.90.50.70.30.50.30.40.30.0.0.0.2.00.2
21-40 %1.40.41.60.60.70.50.0.0.30.30.40.31.00.2
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total6.30.52.30.51.20.40.40.30.30.20.40.23.00.2
medium damageto 20%2.40.30.10.10.0.0.0.0.0.0.0.0.90.1
21-40 %0.70.20.50.20.10.10.0.0.10.10.0.0.40.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total3.00.40.60.20.10.10.0.0.10.10.0.1.20.1
severe damageto 20%1.30.20.0.0.0.0.0.0.0.0.0.0.50.1
21-40 %0.40.10.70.40.0.0.0.0.0.0.0.0.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.70.30.70.30.0.0.0.0.0.0.0.0.70.1
no vehicle tracks presentto 20%39.31.110.11.09.01.12.30.65.90.93.20.618.50.5
21-40 %49.52.583.25.085.76.392.86.790.16.086.15.973.31.9
over 100%0.20.13.10.54.00.84.60.93.50.710.21.13.20.2
total89.00.796.40.698.70.499.60.399.60.399.60.295.10.3
totalto 20%47.81.110.91.09.51.22.60.75.90.93.20.621.80.5
21-40 %52.02.586.05.086.66.392.86.790.66.086.55.974.91.9
over 100%0.20.13.10.54.00.84.60.93.50.710.21.13.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795065/261397
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