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NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine0.40.30.0.0.0.0.0.0.0.3.11.40.40.31.60.72.40.90.90.92.91.40.80.40.70.30.30.20.70.1
montane1.20.40.50.52.51.00.60.40.40.30.40.41.20.52.10.81.20.70.0.0.70.70.70.40.30.20.30.20.80.1
colline/submontane0.40.36.41.50.80.63.81.02.60.70.0.0.20.20.0.0.0.0.0.0.0.0.70.40.0.0.20.21.00.1
total2.10.56.81.53.31.14.51.13.00.73.51.41.80.63.71.03.51.10.90.93.51.52.10.71.00.40.80.32.50.2
up to 40subalpine0.40.20.0.0.0.0.0.0.0.2.61.31.60.51.60.72.40.91.91.32.11.21.50.61.70.50.80.31.00.1
montane4.20.71.60.915.22.28.01.44.30.85.21.63.60.87.71.43.61.23.71.89.72.43.70.83.10.73.50.74.90.3
colline/submontane1.80.512.82.15.61.612.31.616.11.40.0.2.00.60.70.50.80.61.01.00.70.71.50.51.20.43.40.74.40.3
total6.40.914.42.120.72.420.31.820.41.57.82.07.21.110.01.66.81.56.62.412.62.76.61.15.90.97.61.010.30.4
41 - 80subalpine1.00.40.0.0.0.0.0.0.0.3.21.43.30.82.30.86.91.64.01.95.11.94.30.95.10.92.40.62.50.2
montane12.51.24.01.313.82.38.71.56.51.015.92.715.01.615.92.010.41.914.23.412.72.810.81.48.01.118.21.511.80.4
colline/submontane8.21.020.02.719.42.723.22.225.91.81.40.82.30.74.41.12.10.92.01.40.60.65.31.01.60.518.51.510.50.4
total21.71.524.02.833.23.131.92.432.41.920.53.020.61.822.62.219.32.420.23.818.43.220.41.814.71.439.11.924.80.6
81 - 120subalpine3.70.70.0.0.80.60.0.0.0.10.12.25.51.03.91.07.81.76.72.43.81.711.11.411.11.33.80.85.00.3
montane31.61.711.42.116.92.412.01.79.41.326.43.127.62.027.32.314.42.212.73.221.73.510.41.412.61.312.11.317.90.5
colline/submontane9.11.026.82.911.92.120.32.027.21.82.91.32.10.76.71.34.31.27.62.42.41.22.50.72.30.67.01.09.40.4
total44.51.838.23.129.72.832.32.236.61.939.43.535.32.237.92.526.42.827.04.328.03.824.11.926.11.822.91.732.40.6
121 - 160subalpine4.60.80.0.1.80.90.0.0.0.11.42.38.61.25.41.216.52.312.93.210.42.713.21.518.51.66.51.07.70.4
montane14.71.36.61.73.81.34.81.12.60.79.22.017.41.713.71.810.81.918.03.615.42.96.41.19.01.17.71.19.60.4
colline/submontane2.30.59.01.94.21.35.91.24.70.91.00.72.20.72.30.80.30.30.0.0.0.1.20.50.50.32.00.62.50.2
total21.61.515.72.49.92.010.71.67.21.121.62.928.12.021.42.127.62.830.94.425.83.820.81.827.91.816.21.519.90.5
over 160subalpine2.20.50.0.2.31.00.0.0.0.3.91.24.20.93.30.911.62.08.92.77.52.423.31.819.51.69.01.17.50.3
montane1.50.50.0.0.40.40.0.0.20.22.91.22.60.81.10.64.61.35.42.24.21.72.70.74.50.83.60.72.30.2
colline/submontane0.0.0.90.60.50.50.30.30.20.20.50.50.20.20.0.0.0.0.0.0.0.0.0.0.30.20.80.40.30.1
total3.70.70.90.63.21.20.30.30.40.37.31.87.01.24.41.116.22.314.33.311.72.926.01.924.41.713.41.310.10.4
totalsubalpine12.41.20.0.4.91.50.0.0.0.34.13.223.61.818.22.047.53.035.34.431.73.954.22.256.61.922.61.624.50.5
montane65.81.724.12.952.63.334.22.523.41.860.13.467.52.167.82.545.03.154.04.864.54.134.72.137.41.945.41.947.40.6
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, 11.07.2020 #817864/284195
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine0.70.30.0.0.0.0.0.0.0.3.31.31.50.52.00.73.31.01.51.05.91.82.20.61.70.51.70.51.50.2
montane1.20.40.40.42.40.90.60.40.40.30.80.61.30.51.90.71.60.72.21.21.10.81.20.41.00.41.10.41.10.1
colline/submontane0.50.36.21.51.20.74.01.03.10.70.0.0.40.30.0.0.0.0.70.70.0.0.70.30.0.0.60.31.10.1
total2.50.66.61.53.61.14.71.13.50.84.11.43.10.74.01.04.91.24.41.77.01.94.10.82.70.63.40.63.70.2
up to 40subalpine0.70.30.0.0.40.40.0.0.0.2.31.11.80.62.30.83.00.93.71.64.61.63.60.84.60.82.70.62.10.2
montane4.30.72.01.015.32.17.91.34.20.86.21.73.90.87.81.44.01.16.72.18.52.14.20.85.00.85.80.85.50.3
colline/submontane1.90.512.72.15.71.512.41.615.91.40.0.1.80.60.60.51.70.80.80.80.60.62.20.61.20.43.80.74.30.2
total6.80.914.72.121.42.420.41.820.11.48.62.07.51.110.71.68.61.611.12.713.72.510.01.210.71.112.21.112.00.4
41 - 80subalpine1.00.40.0.0.0.0.0.0.0.4.41.54.20.83.20.97.81.56.02.04.71.65.70.97.30.94.80.73.60.2
montane12.61.24.41.413.22.28.61.56.71.015.52.514.61.616.41.910.31.713.22.913.12.510.71.27.40.915.91.311.50.4
colline/submontane7.90.919.82.619.82.623.22.125.81.81.30.72.10.64.01.01.70.83.11.50.50.54.60.81.30.415.21.29.50.4
total21.51.424.12.832.93.131.82.432.41.921.22.920.91.823.62.119.82.222.43.518.32.921.01.616.01.335.91.724.70.5
81 - 120subalpine3.80.70.0.0.80.60.0.0.0.9.72.05.61.04.11.09.41.77.42.24.81.711.31.311.71.15.30.85.70.3
montane30.81.611.52.116.62.311.91.79.51.224.62.826.21.926.12.213.61.910.72.620.33.18.61.111.11.110.81.116.60.5
colline/submontane8.91.026.32.911.72.120.42.026.91.82.61.22.20.76.11.23.61.06.01.92.61.12.60.61.90.55.60.88.50.3
total43.51.837.73.129.22.832.32.236.41.836.93.334.02.136.32.426.72.524.03.627.73.422.51.724.61.621.71.530.80.6
121 - 160subalpine5.10.80.0.1.70.80.0.0.0.11.42.29.01.25.51.215.42.111.52.79.62.412.11.316.41.36.90.97.70.3
montane14.51.26.41.74.01.34.71.12.70.78.41.816.81.613.41.79.01.614.72.912.72.45.20.97.60.96.40.88.80.4
colline/submontane2.10.59.11.94.11.35.91.24.50.90.90.62.00.62.00.70.60.50.0.0.0.1.00.40.40.21.60.42.30.2
total21.71.515.52.49.81.910.61.67.21.120.72.827.81.920.92.025.12.526.23.622.33.218.31.524.31.514.81.218.80.5
over 160subalpine2.40.50.0.2.21.00.0.0.0.4.41.34.00.83.00.811.01.86.92.17.52.121.71.617.31.48.31.07.50.3
montane1.60.50.40.40.40.40.0.0.20.23.71.32.40.71.50.63.81.14.91.83.51.42.40.63.90.72.80.62.20.2
colline/submontane0.0.0.90.60.50.50.30.30.20.20.40.40.20.20.0.0.0.0.0.0.0.0.0.0.40.20.90.30.30.1
total4.00.71.30.73.11.10.30.30.40.38.51.86.61.14.51.014.92.011.92.711.02.524.11.721.61.512.01.110.00.4
totalsubalpine13.61.20.0.5.11.40.0.0.0.35.53.126.21.720.12.050.02.737.04.037.13.656.62.059.01.729.71.528.20.5
montane65.01.725.02.951.93.333.82.523.61.859.23.365.22.067.12.442.42.852.44.259.13.832.31.935.91.742.71.645.80.6
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, 11.07.2020 #817865/284196
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %±
n/asubalpine0.30.20.0.1.20.41.20.30.30.20.70.1
montane1.00.30.90.31.40.40.60.20.30.20.90.1
colline/submontane1.90.42.60.50.10.10.20.10.20.21.00.1
total3.20.53.50.52.70.52.00.30.80.32.50.2
up to 40subalpine0.30.20.0.1.80.41.80.30.80.31.00.1
montane3.60.67.60.75.30.74.00.53.50.74.90.3
colline/submontane4.10.612.90.91.20.41.10.33.40.74.40.3
total8.00.820.61.08.20.96.90.67.61.010.30.4
41 - 80subalpine0.80.30.0.3.00.55.00.52.40.62.50.2
montane10.71.08.70.815.51.110.00.718.21.511.90.4
colline/submontane10.81.023.91.22.90.52.70.418.51.510.50.4
total22.21.332.61.321.31.317.80.939.11.924.90.6
81 - 120subalpine2.90.50.20.15.90.79.70.73.80.85.10.3
montane27.11.411.80.927.31.413.00.812.11.317.90.5
colline/submontane13.21.021.61.23.90.63.10.47.01.09.40.4
total43.21.633.61.337.11.525.71.122.91.732.40.6
121 - 160subalpine3.60.60.40.28.10.815.40.96.51.07.70.4
montane12.91.13.50.614.21.19.70.77.71.19.60.4
colline/submontane3.80.64.90.61.90.40.60.22.00.62.50.2
total20.31.38.80.824.31.325.71.116.21.519.80.5
over 160subalpine1.70.40.40.23.90.617.80.99.01.17.60.3
montane1.20.40.20.12.10.54.00.53.60.72.30.2
colline/submontane0.20.10.30.20.20.10.10.10.80.40.30.1
total3.10.60.90.36.30.721.91.013.41.310.10.4
totalsubalpine9.60.91.00.323.91.250.91.222.61.624.50.5
montane56.41.632.81.465.81.541.21.245.41.947.40.7
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, 11.07.2020 #817866/284197
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %±
n/asubalpine0.40.20.0.1.50.41.70.30.60.31.00.1
montane1.10.30.90.31.30.40.90.21.00.41.00.1
colline/submontane1.80.42.90.50.10.10.30.10.50.31.00.1
total3.30.53.80.52.90.52.90.42.20.53.00.2
up to 40subalpine0.50.20.0.1.90.43.50.42.60.61.90.2
montane3.70.67.70.75.60.75.10.56.00.85.60.3
colline/submontane4.30.612.90.91.10.31.40.33.60.74.40.3
total8.50.820.51.08.60.810.00.712.11.111.80.4
41 - 80subalpine0.80.30.0.3.70.66.20.64.40.73.40.2
montane10.81.08.70.815.31.110.00.716.61.311.70.4
colline/submontane10.60.924.01.22.70.52.50.415.61.29.80.4
total22.21.332.71.321.71.218.70.936.61.724.90.5
81 - 120subalpine3.00.50.20.16.00.710.30.74.80.85.60.3
montane26.41.411.70.926.31.311.90.711.11.116.90.5
colline/submontane12.91.021.41.13.70.62.80.45.70.88.70.3
total42.41.533.31.336.01.424.91.021.71.531.20.6
121 - 160subalpine3.80.60.40.28.60.814.00.86.90.97.70.3
montane12.91.03.60.513.91.08.40.66.60.99.00.4
colline/submontane3.70.64.90.61.80.40.50.21.70.52.30.2
total20.31.38.80.824.41.323.01.015.11.319.00.5
over 160subalpine1.80.40.40.23.90.616.70.88.51.07.60.3
montane1.30.40.20.12.40.53.60.42.90.62.20.2
colline/submontane0.20.10.30.20.20.10.20.10.80.30.30.1
total3.30.60.90.36.50.720.50.912.31.210.10.4
totalsubalpine10.40.91.00.325.61.252.51.127.81.527.10.5
montane56.21.532.81.464.81.439.81.144.31.746.40.6
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, 11.07.2020 #817867/284198
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %±
n/asubalpine0.50.20.0.2.00.42.50.31.70.51.50.2
montane1.10.30.90.31.50.41.20.31.10.41.20.1
colline/submontane1.90.42.90.50.20.10.30.10.60.31.10.1
total3.40.63.90.53.60.64.00.43.40.63.70.2
up to 40subalpine0.50.20.10.12.10.44.00.42.70.62.10.2
montane3.70.67.60.75.70.75.00.55.80.85.50.3
colline/submontane4.20.612.90.91.10.31.50.33.80.74.30.2
total8.50.820.61.08.80.810.50.712.21.112.00.4
41 - 80subalpine0.80.30.0.3.90.66.50.54.80.73.60.2
montane10.81.08.60.815.41.19.80.715.91.311.60.4
colline/submontane10.50.923.91.22.60.52.40.315.21.29.60.4
total22.11.332.61.321.91.218.70.935.91.724.70.5
81 - 120subalpine3.00.50.20.15.90.710.30.75.30.85.70.3
montane26.51.411.70.925.91.311.50.710.81.116.60.5
colline/submontane12.81.021.51.13.70.62.70.35.60.88.50.3
total42.31.533.41.335.51.424.51.021.71.530.80.6
121 - 160subalpine3.90.60.40.28.30.814.00.86.90.97.70.3
montane12.71.03.60.513.71.08.00.66.40.88.80.4
colline/submontane3.70.64.80.61.80.40.60.21.60.42.20.2
total20.31.38.80.823.81.322.60.914.81.218.80.5
over 160subalpine1.90.40.40.23.90.616.20.88.31.07.50.3
montane1.30.40.20.12.30.43.40.42.80.62.20.2
colline/submontane0.20.10.30.20.20.10.20.10.90.30.30.1
total3.40.60.90.36.40.719.80.912.01.110.00.4
totalsubalpine10.60.91.00.326.11.253.51.129.71.528.20.5
montane56.11.532.61.464.41.439.01.142.71.645.80.6
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, 11.07.2020 #817868/284199
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine0.0.0.0.0.0.31.79.30.0.32.819.4..0.0.62.317.20.0.25.021.950.036.80.0.25.022.164.814.30.0.0.0.51.535.30.0.33.127.2100.0.30.014.639.215.450.037.30.0.27.94.0
montane8.27.9100.0.100.0.31.99.30.0.31.018.9..100.0.37.717.235.027.70.0.50.036.8100.0.50.025.526.413.20.0.75.022.448.535.312.712.233.127.20.0.70.014.630.414.60.0.22.419.834.54.2
colline/submontane91.87.90.0.0.0.36.59.7100.0.36.220.3..0.0.0.0.65.027.775.021.90.0.0.0.25.022.18.88.4100.0.25.022.40.0.87.312.233.827.40.0.0.0.30.414.650.037.377.619.837.54.2
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.
up to 40subalpine0.0.0.0.0.0.7.93.10.0.11.66.3..20.713.127.47.00.0.4.74.60.0.37.829.927.213.79.46.40.0.0.0.36.912.90.0.9.14.324.121.414.45.022.57.40.0.0.0.10.01.3
montane8.74.2100.0.100.0.44.35.719.112.868.19.5..67.015.350.67.853.911.977.39.087.312.137.829.942.015.361.210.316.715.439.411.656.313.413.06.146.17.675.921.466.16.755.58.871.721.931.26.847.32.1
colline/submontane91.34.20.0.0.0.47.75.780.912.820.38.2..12.211.222.06.546.111.918.08.112.712.124.422.330.813.529.49.583.315.460.611.66.86.687.06.144.87.60.0.19.55.522.17.428.321.968.86.842.72.1
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.
41 - 80subalpine0.0.25.122.30.0.10.22.20.0.4.12.80.0.26.513.528.94.00.0.13.04.40.0.23.114.825.911.213.34.60.0.0.0.18.47.30.0.5.01.517.811.311.93.221.14.10.0.0.0.10.10.8
montane5.52.774.922.382.615.854.63.618.37.561.26.70.0.73.513.553.74.536.37.652.76.783.27.857.417.066.412.455.96.524.29.638.98.681.67.318.26.045.83.365.813.552.44.953.24.971.317.232.45.647.31.4
colline/submontane94.52.70.0.17.415.835.23.481.77.534.76.6100.0.0.0.17.33.363.77.634.36.116.87.819.512.97.77.430.85.775.89.661.18.60.0.81.86.049.23.316.410.835.74.725.84.328.717.267.65.642.51.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine0.0.24.211.90.0.11.11.90.0.18.34.10.0.25.410.841.53.60.0.4.62.66.72.931.513.748.311.62.81.90.0.3.02.122.66.00.0.13.63.032.910.820.63.446.34.50.0.0.0.15.60.8
montane12.23.667.612.684.58.865.22.933.78.564.15.30.0.68.711.749.53.765.65.373.85.283.14.661.614.451.711.677.64.446.811.151.35.961.97.518.26.952.24.539.511.860.04.143.14.576.212.528.14.654.81.2
colline/submontane87.83.68.17.915.58.823.72.666.38.517.64.3100.0.5.95.89.02.134.45.321.64.810.23.76.96.90.0.19.64.153.211.145.85.815.55.881.86.934.24.227.610.419.43.210.62.823.812.571.94.629.51.0
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.
121 - 160subalpine0.0.0.0.0.0.30.13.30.0.39.411.60.0.35.49.661.53.40.0.18.06.210.85.081.817.155.17.632.86.70.0.4.74.639.38.60.0.41.06.046.411.746.94.863.34.70.0.0.0.38.71.5
montane23.89.383.715.491.38.660.23.669.211.654.612.00.0.64.69.636.03.371.59.167.97.582.96.418.217.139.37.956.47.013.412.836.69.660.78.635.520.243.76.153.611.745.04.930.84.568.326.738.611.648.61.5
colline/submontane76.29.316.315.48.78.69.62.230.811.66.05.8100.0.0.0.2.51.128.59.114.25.36.34.40.0.5.54.010.84.286.612.858.79.80.0.64.520.215.34.40.0.8.12.65.82.331.726.761.411.612.71.0
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.
over 160subalpine0.0.100.0.0.0.53.26.5..62.320.4..63.714.680.23.00.0.68.726.419.517.7100.0.89.210.378.311.20.0.0.0.66.516.1..62.46.356.614.782.06.289.72.6..0.0.74.71.9
montane0.0.0.0.100.0.43.26.4..21.018.1..36.314.618.62.9100.0.31.326.480.517.70.0.10.810.321.711.20.0.100.0.33.516.1..29.46.043.414.715.45.810.32.6..100.0.22.71.8
colline/submontane100.0.0.0.0.0.3.62.5..16.715.3..0.0.1.20.80.0.0.0.0.0.0.0.0.0.0.0.100.0.0.0.0.0...8.23.50.0.2.62.60.0...0.0.2.60.7
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.
totalsubalpine0.0.19.27.90.0.18.61.30.0.16.62.50.0.33.45.553.51.80.0.11.22.27.72.236.58.748.64.919.72.50.0.2.11.230.83.80.0.19.21.738.25.929.62.054.22.22.82.80.0.24.50.5
montane10.22.073.78.988.75.056.91.732.95.160.73.60.0.63.75.639.11.858.13.764.73.482.53.352.49.343.64.960.53.128.86.045.74.063.24.217.93.745.12.151.06.251.82.434.72.169.48.831.03.047.20.7
colline/submontane89.82.07.05.011.35.024.51.467.15.122.63.0100.0.3.02.17.40.941.93.724.12.99.82.511.05.37.72.719.82.471.26.052.24.05.92.282.13.735.81.910.83.918.61.711.11.427.98.569.03.028.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #817869/284200
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %±
n/asubalpine4.62.654.310.255.311.739.215.466.419.339.721.927.53.9
montane28.75.641.510.144.711.730.414.633.619.339.721.934.04.2
colline/submontane66.65.84.24.10.0.30.414.60.0.20.518.238.54.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
up to 40subalpine1.00.627.25.417.45.022.57.428.67.610.14.39.81.3
montane38.92.855.66.174.85.855.58.851.88.445.37.247.12.1
colline/submontane60.12.817.24.77.83.722.17.419.66.744.67.243.12.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine1.20.521.02.915.13.221.14.134.95.06.01.510.00.8
montane34.62.068.93.470.64.253.24.954.25.246.63.147.81.3
colline/submontane64.22.010.12.214.33.225.84.311.03.347.43.142.11.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine3.70.721.22.213.02.346.34.542.83.816.53.115.60.8
montane49.61.770.22.669.53.343.14.548.33.953.04.155.41.2
colline/submontane46.61.78.61.617.52.710.62.88.92.130.53.729.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
121 - 160subalpine13.02.043.23.132.53.863.34.766.23.639.94.838.81.5
montane55.72.951.63.162.24.030.84.532.13.647.74.948.61.5
colline/submontane31.32.75.21.45.21.85.82.31.71.012.43.312.61.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 160subalpine53.48.064.25.065.96.989.72.680.13.367.15.174.61.9
montane33.87.633.55.034.16.910.32.618.63.226.84.822.81.8
colline/submontane12.85.32.31.60.0.0.0.1.41.06.12.62.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalsubalpine4.90.532.41.424.21.754.22.256.61.922.61.624.50.5
montane43.71.159.71.664.92.034.72.137.41.945.41.947.50.7
colline/submontane51.41.07.90.910.91.211.11.45.90.931.91.628.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #817870/284201
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine0.0.0.0.0.0.41.28.20.0.28.517.30.0.62.521.469.98.90.0.40.022.250.036.829.425.633.419.574.611.10.0.0.0.68.026.50.0.38.510.734.319.742.613.253.610.233.328.70.0.40.03.3
montane8.27.9100.0.100.0.30.67.70.0.40.018.60.0.37.521.430.18.935.027.70.0.50.036.870.625.633.119.419.010.00.0.60.122.232.026.510.410.037.810.650.020.757.413.229.39.30.0.18.917.031.53.1
colline/submontane91.87.90.0.0.0.28.37.6100.0.31.518.2100.0.0.0.0.0.65.027.760.022.20.0.0.0.33.419.56.46.2100.0.39.922.20.0.89.610.023.79.315.714.70.0.17.17.866.728.781.117.028.53.0
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.
up to 40subalpine0.0.0.0.0.0.11.83.50.0.11.66.30.0.40.612.840.25.20.0.9.06.10.0.27.423.927.213.719.27.70.0.0.0.36.311.70.0.22.94.431.713.316.24.736.06.30.0.0.0.17.91.4
montane8.54.1100.0.100.0.43.15.319.112.868.19.50.0.51.312.947.45.350.811.773.89.288.710.854.925.742.015.355.89.616.715.440.811.158.112.112.66.046.45.268.313.365.16.041.76.471.721.930.66.746.11.8
colline/submontane91.54.10.0.0.0.45.15.380.912.820.38.2100.0.8.27.712.43.549.211.717.27.811.310.817.716.530.813.525.08.383.315.459.211.15.65.587.46.030.74.80.0.18.74.822.45.528.321.969.46.736.01.7
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.
41 - 80subalpine0.0.25.122.30.0.12.82.30.0.7.33.40.0.27.812.140.63.80.0.12.84.44.14.136.115.032.911.016.14.60.0.0.0.22.56.90.0.11.11.924.310.713.03.227.23.90.0.0.0.14.70.9
montane5.42.674.922.384.614.154.23.522.18.259.36.50.0.72.212.145.93.837.67.553.56.681.27.747.715.460.811.656.96.123.29.238.98.674.67.417.85.944.33.157.012.351.04.850.84.475.814.634.05.546.41.3
colline/submontane94.62.60.0.15.414.132.93.277.98.233.46.3100.0.0.0.13.52.662.47.533.76.014.76.916.211.06.36.127.05.176.89.261.18.62.92.982.25.944.63.018.89.836.04.622.03.624.214.666.05.538.91.2
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.
81 - 120subalpine0.0.24.211.90.0.13.02.00.0.19.04.10.0.30.011.047.23.30.0.4.52.56.52.831.513.751.910.45.82.40.0.4.22.425.26.00.0.19.33.236.610.821.93.350.14.20.0.0.0.18.50.9
montane12.03.667.612.685.18.563.92.933.48.163.85.30.0.64.411.645.43.366.45.274.15.283.64.561.614.442.610.576.24.246.811.150.65.860.27.317.76.750.44.137.411.459.44.038.44.178.311.628.64.653.41.1
colline/submontane88.03.68.17.914.98.523.12.566.68.117.24.2100.0.5.55.47.41.733.65.221.34.79.93.66.96.95.55.318.03.753.211.145.25.814.65.482.36.730.23.826.19.918.83.111.52.721.711.671.44.628.11.0
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.
121 - 160subalpine0.0.0.0.0.0.31.03.20.0.37.211.10.0.38.09.763.03.20.0.21.16.310.85.085.813.556.57.334.56.40.0.4.54.439.88.30.0.48.15.748.811.450.34.666.04.40.0.0.0.41.11.4
montane23.89.383.715.491.38.659.83.566.011.657.211.50.0.62.09.734.73.171.59.165.87.382.96.414.213.538.37.555.96.613.412.838.49.560.28.335.520.238.85.651.211.441.54.628.64.268.326.744.211.146.91.5
colline/submontane76.29.316.315.48.78.69.22.134.011.65.65.5100.0.0.0.2.31.028.59.113.24.96.34.40.0.5.13.79.63.886.612.857.09.70.0.64.520.213.23.90.0.8.22.55.42.131.726.755.811.112.01.0
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.
over 160subalpine0.0.42.534.60.0.56.86.10.0.67.918.3..67.413.480.62.80.0.68.726.419.517.7100.0.89.210.374.111.20.0.0.0.58.916.0..64.95.856.614.780.86.190.22.4..0.0.75.31.7
montane0.0.57.534.6100.0.40.06.0100.0.17.915.8..32.613.417.82.7100.0.31.326.480.517.70.0.10.810.325.911.20.0.100.0.41.116.0..25.35.343.414.716.85.89.82.4..100.0.21.91.7
colline/submontane100.0.0.0.0.0.3.22.20.0.14.313.2..0.0.1.60.90.0.0.0.0.0.0.0.0.0.0.0.100.0.0.0.0.0...9.83.50.0.2.42.40.0...0.0.2.80.7
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.
totalsubalpine0.0.18.57.70.0.21.31.30.0.17.82.50.0.40.55.156.81.60.0.12.72.38.02.242.48.250.64.623.42.50.0.2.61.332.43.60.0.25.71.638.85.331.42.056.62.02.52.50.0.28.20.5
montane10.02.074.78.689.14.855.41.734.05.060.13.50.0.57.15.236.91.658.73.764.03.482.63.248.28.640.44.659.12.928.45.945.43.961.74.017.33.643.01.950.55.550.52.232.31.970.08.231.93.045.60.6
colline/submontane90.02.06.84.910.94.823.31.466.05.022.02.9100.0.2.51.86.30.741.33.723.22.89.32.49.54.69.02.817.42.171.65.952.03.95.92.082.73.631.31.610.73.418.11.611.11.227.58.068.13.026.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #817871/284202
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %±
n/asubalpine5.72.860.89.249.910.252.012.161.113.629.311.131.83.5
montane27.75.335.69.146.010.224.010.538.913.647.112.133.83.6
colline/submontane66.65.63.63.64.14.124.010.50.0.23.610.334.43.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
up to 40subalpine1.60.726.54.922.44.935.06.640.25.821.44.215.91.4
montane38.92.755.25.671.45.443.46.948.75.949.05.246.91.9
colline/submontane59.62.718.34.46.23.021.55.811.13.729.64.737.21.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine1.30.524.93.017.63.223.23.944.54.612.01.913.60.9
montane34.91.966.03.368.34.053.94.647.04.645.42.947.11.3
colline/submontane63.81.99.12.014.13.022.93.88.52.642.62.839.31.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine3.90.722.92.314.62.448.94.347.53.622.13.217.90.9
montane49.51.768.92.668.33.239.94.244.73.751.43.854.21.1
colline/submontane46.51.78.21.517.02.511.22.77.81.926.53.327.91.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
121 - 160subalpine13.62.045.63.034.13.864.44.666.23.545.44.640.41.4
montane55.92.949.53.060.93.930.04.432.13.543.64.647.51.5
colline/submontane30.52.64.91.44.91.75.72.21.71.010.92.912.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 160subalpine52.07.765.14.862.76.890.02.580.23.269.54.874.91.8
montane36.27.432.74.737.36.810.02.517.93.024.04.422.41.7
colline/submontane11.95.02.11.50.0.0.0.1.91.16.52.62.80.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalsubalpine5.30.534.61.425.71.655.62.058.41.827.81.527.00.5
montane43.71.057.71.563.71.933.31.936.31.844.31.746.50.6
colline/submontane51.01.07.60.810.61.111.11.35.30.827.91.426.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #817872/284203
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine21.711.10.0.0.0.0.0.0.0.88.311.322.113.842.814.366.615.8100.0.81.217.239.215.466.419.339.721.928.23.9
montane56.613.36.66.575.015.513.89.212.58.311.711.366.915.757.214.333.415.80.0.18.817.230.414.633.619.339.721.933.14.1
colline/submontane21.711.193.46.525.015.586.29.287.58.30.0.11.010.50.0.0.0.0.0.0.0.30.414.60.0.20.518.238.74.1
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.
up to 40subalpine6.43.60.0.0.0.0.0.0.0.32.913.222.16.916.36.634.811.528.417.116.78.822.57.428.67.610.14.310.01.3
montane66.06.911.26.273.16.639.55.821.33.867.113.250.58.576.67.753.212.156.219.077.310.055.58.851.88.445.37.247.32.1
colline/submontane27.56.588.86.226.96.660.55.878.73.80.0.27.47.67.14.812.18.015.414.16.05.822.17.419.66.744.67.242.82.0
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.
41 - 80subalpine4.51.60.0.0.0.0.0.0.0.15.56.216.23.610.23.635.86.819.78.827.68.921.14.134.95.06.01.510.10.8
montane57.83.816.55.041.55.727.44.220.13.077.86.972.84.570.35.453.57.270.310.169.09.253.24.954.25.246.63.147.71.3
colline/submontane37.73.783.55.058.55.772.64.279.93.06.73.811.03.319.54.610.64.510.06.83.33.325.84.311.03.347.43.142.21.3
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.
81 - 120subalpine8.41.50.0.2.81.90.0.0.0.25.64.915.72.710.22.629.45.524.87.713.65.746.34.542.83.816.53.115.60.8
montane71.12.529.95.057.16.137.24.525.83.267.15.478.33.272.04.054.46.146.99.177.66.743.14.548.33.953.04.155.21.2
colline/submontane20.52.170.15.040.16.062.84.574.23.27.43.26.01.917.83.316.24.328.37.98.74.210.62.88.92.130.53.729.21.0
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.
121 - 160subalpine21.43.20.0.18.18.10.0.0.0.52.67.430.53.825.55.059.75.841.88.540.28.163.34.766.23.639.94.838.71.5
montane68.13.742.38.538.910.244.88.135.67.942.87.561.84.264.05.539.15.858.28.559.88.130.84.532.13.647.74.948.51.5
colline/submontane10.42.457.78.543.110.455.28.164.47.94.53.17.72.410.53.51.21.20.0.0.0.5.82.31.71.012.43.312.81.0
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.
over 160subalpine59.19.50.0.72.316.80.0.0.0.53.212.659.68.574.910.971.67.062.212.363.912.389.72.680.13.367.15.174.61.9
montane40.99.50.0.12.611.90.0.50.035.640.012.637.68.425.110.928.47.037.812.336.112.310.32.618.63.226.84.822.71.8
colline/submontane0.0.100.0.15.113.9100.0.50.035.66.86.52.82.70.0.0.0.0.0.0.0.0.0.1.41.06.12.62.70.7
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.
totalsubalpine12.41.20.0.4.91.50.0.0.0.34.13.223.61.818.22.047.53.035.34.431.73.954.22.256.61.922.61.624.50.5
montane65.81.724.12.952.63.334.22.523.41.860.13.467.52.167.82.545.03.154.04.864.54.134.72.137.41.945.41.947.40.6
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, 11.07.2020 #817873/284204
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine0.0.0.0.0.0.35.49.00.0.32.819.40.0.0.0.62.212.20.0.40.022.250.036.80.0.25.022.164.814.30.0.0.0.68.026.50.0.21.611.040.722.338.313.552.012.133.328.70.0.32.13.6
montane8.27.9100.0.100.0.28.48.50.0.31.018.90.0.100.0.37.812.235.027.70.0.50.036.8100.0.50.025.526.413.20.0.75.022.432.026.510.410.050.113.440.722.361.713.524.010.50.0.22.419.834.03.6
colline/submontane91.87.90.0.0.0.36.29.1100.0.36.220.3100.0.0.0.0.0.65.027.760.022.20.0.0.0.25.022.18.88.4100.0.25.022.40.0.89.610.028.312.018.617.10.0.24.010.566.728.777.619.833.93.6
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.
up to 40subalpine0.0.0.0.0.0.11.13.50.0.11.66.30.0.36.513.037.75.50.0.4.74.60.0.27.423.927.213.712.56.80.0.0.0.38.612.20.0.22.14.518.812.114.84.535.06.60.0.0.0.16.11.4
montane8.54.1100.0.100.0.42.85.519.112.868.19.50.0.54.813.449.65.750.811.777.39.088.710.854.925.742.015.360.59.916.715.437.611.255.512.612.66.048.45.481.212.166.26.043.46.971.721.931.26.847.11.9
colline/submontane91.54.10.0.0.0.46.15.580.912.820.38.2100.0.8.78.212.83.849.211.718.08.111.310.817.716.530.813.527.18.983.315.462.411.26.05.887.46.029.54.90.0.19.04.921.55.828.321.968.86.836.81.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine0.0.25.122.30.0.11.82.30.0.7.43.50.0.29.712.839.53.80.0.12.84.44.14.136.115.035.111.514.14.50.0.0.0.22.56.90.0.9.71.820.210.513.03.223.23.90.0.0.0.13.60.9
montane5.42.674.922.382.615.854.63.522.18.258.76.50.0.70.312.847.03.936.37.653.56.681.27.747.715.458.112.157.36.224.29.638.98.674.67.417.85.945.23.160.012.651.04.853.94.671.317.234.45.646.71.3
colline/submontane94.62.60.0.17.415.833.63.377.98.234.06.4100.0.0.0.13.52.663.77.633.76.014.76.916.211.06.76.528.75.375.89.661.18.62.92.982.25.945.03.119.810.336.04.622.93.828.717.265.65.639.61.2
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.
81 - 120subalpine0.0.24.211.90.0.12.61.90.0.19.04.10.0.25.410.846.63.30.0.4.62.66.72.931.513.750.211.36.02.50.0.4.22.423.86.00.0.18.03.236.610.821.53.348.94.30.0.0.0.17.90.9
montane12.03.667.612.684.58.864.52.931.78.163.85.30.0.68.711.745.73.466.05.373.85.283.14.661.614.449.811.375.34.446.811.150.65.861.37.318.26.951.34.237.411.459.54.039.94.278.311.628.14.653.71.1
colline/submontane88.03.68.17.915.58.822.92.568.38.117.24.2100.0.5.95.87.71.834.05.321.64.810.23.76.96.90.0.18.73.953.211.145.25.814.85.581.86.930.83.926.19.919.03.111.22.721.711.671.94.628.41.0
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.
121 - 160subalpine0.0.0.0.0.0.31.23.30.0.37.211.10.0.38.09.762.13.30.0.21.16.310.85.085.813.557.67.334.16.50.0.4.54.441.28.50.0.46.75.748.811.449.44.764.44.60.0.0.0.40.41.4
montane23.89.383.715.491.38.659.63.569.211.657.211.50.0.62.09.735.63.271.59.165.87.382.96.414.213.537.27.655.96.813.412.838.49.558.88.535.520.239.85.751.211.443.14.729.94.468.326.741.611.447.51.5
colline/submontane76.29.316.315.48.78.69.32.130.811.65.65.5100.0.0.0.2.41.028.59.113.24.96.34.40.0.5.23.810.03.986.612.857.09.70.0.64.520.213.53.90.0.7.62.45.72.231.726.758.411.412.11.0
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.
over 160subalpine0.0.42.534.60.0.56.16.10.0.67.918.3..63.714.680.62.90.0.68.726.419.517.7100.0.89.210.374.111.20.0.0.0.58.916.0..64.85.956.614.780.36.390.02.5..0.0.75.01.8
montane0.0.57.534.6100.0.40.66.1100.0.17.915.8..36.314.617.72.8100.0.31.326.480.517.70.0.10.810.325.911.20.0.100.0.41.116.0..26.45.543.414.717.25.910.02.5..100.0.22.31.7
colline/submontane100.0.0.0.0.0.3.32.30.0.14.313.2..0.0.1.70.90.0.0.0.0.0.0.0.0.0.0.0.100.0.0.0.0.0...8.83.40.0.2.52.40.0...0.0.2.70.7
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.
totalsubalpine0.0.18.57.70.0.20.51.30.0.18.02.60.0.36.25.355.91.60.0.12.42.28.22.341.08.351.24.821.32.50.0.2.71.332.53.60.0.24.11.637.15.430.62.055.62.02.62.60.0.27.10.5
montane10.02.074.78.688.75.055.91.733.75.059.83.50.0.61.15.437.61.658.23.764.23.482.33.249.38.741.54.760.23.028.86.045.43.961.54.017.53.644.41.951.75.751.22.333.31.968.88.531.83.046.20.6
colline/submontane90.02.06.84.911.35.023.61.466.35.022.23.0100.0.2.71.96.50.841.83.723.52.89.52.49.74.77.32.618.52.271.26.051.94.06.02.082.53.631.61.611.13.518.21.611.11.328.68.368.23.026.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #817874/284205
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine25.311.00.0.0.0.0.0.0.0.89.89.929.814.547.413.972.913.440.222.168.318.852.012.161.113.629.311.132.43.5
montane55.812.56.66.566.715.913.18.711.07.310.29.960.315.552.613.927.113.440.222.131.718.824.010.538.913.647.112.133.13.6
colline/submontane19.09.993.46.533.315.986.98.789.07.30.0.9.99.50.0.0.0.19.617.70.0.24.010.50.0.23.610.334.53.5
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.
up to 40subalpine9.64.10.0.0.0.0.0.0.0.27.311.421.56.819.86.734.39.322.911.627.39.535.06.640.25.821.44.216.01.4
montane62.46.710.96.072.76.439.55.821.13.872.711.451.88.473.97.545.99.868.913.067.810.043.46.948.75.949.05.247.11.9
colline/submontane28.06.289.16.027.36.460.55.878.93.80.0.26.77.56.34.319.88.08.27.94.94.821.55.811.13.729.64.736.91.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine4.91.70.0.0.0.0.0.0.0.19.66.519.73.712.03.738.86.425.38.227.38.323.23.944.54.612.01.913.60.9
montane58.33.818.55.340.05.627.44.220.73.074.27.070.04.570.05.252.26.659.89.469.88.553.94.647.04.645.42.947.11.3
colline/submontane36.93.781.55.360.05.672.64.279.33.06.23.510.33.117.94.39.03.914.96.72.92.922.93.88.52.642.62.839.31.2
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.
81 - 120subalpine8.91.50.0.2.71.90.0.0.0.26.34.916.52.711.52.733.35.326.47.715.95.548.94.347.53.622.13.217.90.9
montane70.62.529.65.057.06.037.24.526.03.266.65.477.73.271.43.952.65.747.28.874.26.639.94.244.73.751.43.854.11.1
colline/submontane20.52.170.45.040.25.962.84.574.03.27.23.15.91.917.23.214.13.826.37.49.94.211.22.77.81.926.53.328.11.0
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.
121 - 160subalpine22.43.20.0.17.47.80.0.0.0.54.97.232.93.826.64.961.95.645.18.341.68.064.44.666.23.545.44.640.41.4
montane67.73.642.38.541.310.144.88.135.67.940.77.259.84.163.55.436.95.554.98.358.48.030.04.432.13.543.64.647.41.5
colline/submontane10.02.357.78.541.410.155.28.164.47.94.33.07.22.39.93.31.21.20.0.0.0.5.72.21.71.010.92.912.11.0
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.
over 160subalpine58.49.20.0.72.316.80.0.0.0.49.211.660.78.366.411.274.26.558.412.165.911.890.02.580.23.269.54.874.91.8
montane41.69.231.626.412.611.90.0.50.035.645.311.736.68.233.611.225.86.541.612.134.111.810.02.517.93.024.04.422.31.7
colline/submontane0.0.68.426.415.113.9100.0.50.035.65.55.42.72.70.0.0.0.0.0.0.0.0.0.1.91.16.52.62.80.7
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.
totalsubalpine13.31.20.0.4.71.40.0.0.0.35.33.225.51.819.62.049.62.835.44.133.23.755.62.058.41.827.81.527.10.5
montane65.31.724.62.952.13.334.12.523.61.859.43.366.02.067.22.542.82.953.34.462.73.933.31.936.31.844.31.746.40.6
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, 11.07.2020 #817875/284206
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/asubalpine28.110.70.0.0.0.0.0.0.0.80.013.147.712.151.313.366.812.233.619.484.410.253.610.264.510.750.29.540.23.3
montane50.111.86.66.566.715.913.18.710.46.920.013.140.411.948.713.333.212.250.020.615.610.229.39.335.510.731.98.830.93.1
colline/submontane21.89.793.46.533.315.986.98.789.66.90.0.11.87.90.0.0.0.16.415.10.0.17.17.80.0.17.97.328.93.0
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.
up to 40subalpine9.64.10.0.1.91.80.0.0.0.27.311.424.36.721.36.734.39.333.012.033.29.736.06.342.65.522.14.117.81.4
montane62.46.713.46.471.36.539.05.720.93.872.711.451.77.972.77.445.99.859.912.762.310.041.76.446.45.547.15.046.11.8
colline/submontane28.06.286.66.426.86.361.05.779.13.80.0.24.06.96.04.119.88.07.16.94.54.422.45.511.03.530.84.736.11.7
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.
41 - 80subalpine4.81.70.0.0.0.0.0.0.0.20.86.420.13.713.63.739.26.326.98.125.77.927.23.945.64.413.41.914.70.9
montane58.53.718.15.340.05.627.14.220.63.073.36.969.94.469.55.152.16.559.19.171.68.150.84.446.34.544.32.846.71.3
colline/submontane36.63.681.95.360.05.672.94.279.43.05.93.410.03.016.94.18.73.714.06.32.72.722.03.68.12.442.32.838.61.2
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.
81 - 120subalpine8.81.50.0.2.71.90.0.0.0.26.34.916.62.711.22.635.45.230.87.817.55.650.14.247.33.524.43.218.50.9
montane70.82.430.45.057.06.036.84.526.13.266.65.477.03.272.03.951.25.544.48.573.16.538.44.145.23.649.83.753.81.1
colline/submontane20.52.169.65.040.25.963.24.573.93.27.23.16.41.916.83.213.43.624.87.09.44.011.52.77.51.825.83.227.81.0
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.
121 - 160subalpine23.33.20.0.17.47.80.0.0.0.54.97.232.53.726.34.961.55.544.08.143.28.066.04.467.33.446.54.541.21.4
montane66.83.641.28.441.310.144.88.137.07.940.77.260.44.064.05.335.95.456.08.156.88.028.64.231.13.443.04.546.81.5
colline/submontane9.92.358.88.441.410.155.28.163.07.94.33.07.12.39.83.32.61.80.0.0.0.5.42.11.60.910.62.912.00.9
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.
over 160subalpine59.98.90.0.72.316.80.0.0.0.51.911.360.78.366.411.274.26.558.412.168.411.190.22.480.23.169.54.775.21.8
montane40.18.931.626.412.611.90.0.50.035.642.911.436.68.233.611.225.86.541.612.131.611.19.82.418.03.023.24.321.91.7
colline/submontane0.0.68.426.415.113.9100.0.50.035.65.35.12.72.70.0.0.0.0.0.0.0.0.0.1.91.17.32.72.90.7
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.
totalsubalpine13.61.20.0.5.11.40.0.0.0.35.53.126.21.720.12.050.02.737.04.037.13.656.62.059.01.729.71.528.20.5
montane65.01.725.02.951.93.333.82.523.61.859.23.365.22.067.12.442.42.852.44.259.13.832.31.935.91.742.71.645.80.6
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, 11.07.2020 #817876/284207
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %± %±
n/asubalpine6.72.960.07.759.48.753.610.264.510.750.29.539.73.3
montane26.75.135.07.537.68.629.39.335.510.731.98.831.53.1
colline/submontane66.65.55.03.43.13.117.17.80.0.17.97.328.83.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
up to 40subalpine1.90.827.64.927.15.036.06.342.65.522.14.117.71.4
montane38.72.755.05.567.15.441.76.446.45.547.15.045.91.8
colline/submontane59.42.717.44.25.72.822.45.511.03.530.84.736.31.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine1.30.525.42.918.53.227.23.945.64.413.41.914.70.9
montane34.81.965.73.368.23.950.84.446.34.544.32.846.81.3
colline/submontane63.81.98.82.013.32.822.03.68.12.442.32.838.61.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine3.90.723.62.215.62.450.14.247.33.524.43.218.50.9
montane49.71.768.12.567.93.238.44.145.23.649.83.753.91.1
colline/submontane46.51.78.31.516.52.511.52.77.51.825.83.227.61.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
121 - 160subalpine14.12.045.23.034.13.766.04.467.33.446.54.541.21.4
montane55.52.949.53.061.03.928.64.231.13.443.04.546.91.5
colline/submontane30.42.65.21.44.81.75.42.11.60.910.62.911.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 160subalpine53.27.665.54.863.46.790.22.480.23.169.54.775.11.8
montane35.37.332.44.736.66.79.82.418.03.023.24.322.01.7
colline/submontane11.64.92.11.50.0.0.0.1.91.17.32.72.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalsubalpine5.40.535.11.427.41.656.62.059.01.729.71.528.20.5
montane43.61.057.21.562.51.832.31.935.91.742.71.645.80.6
colline/submontane51.01.07.70.810.01.111.11.25.10.727.61.326.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #817877/284208
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %±
n/asubalpine10.65.80.0.45.29.661.18.839.721.927.83.9
montane31.38.726.97.351.09.629.28.239.721.933.94.2
colline/submontane58.19.273.17.33.83.79.75.320.518.238.34.2
total100.0.100.0.100.0.100.0.100.0.100.0.
up to 40subalpine4.02.30.0.21.44.625.84.210.14.310.01.3
montane45.05.737.13.164.25.457.94.745.37.247.32.1
colline/submontane51.05.762.93.114.44.016.23.544.67.242.72.1
total100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine3.41.30.0.13.92.428.22.66.01.510.00.8
montane48.03.426.72.372.63.156.42.946.63.147.71.3
colline/submontane48.63.473.32.313.52.415.42.147.43.142.21.3
total100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine6.71.20.60.415.81.837.62.316.53.115.60.8
montane62.82.335.02.573.62.350.42.453.04.155.41.2
colline/submontane30.52.264.42.510.51.611.91.530.53.729.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.
121 - 160subalpine17.72.74.12.033.52.960.02.439.94.838.81.5
montane63.53.540.05.058.53.137.62.347.74.948.51.5
colline/submontane18.82.855.95.08.01.72.40.812.43.312.71.0
total100.0.100.0.100.0.100.0.100.0.100.0.
over 160subalpine55.49.248.115.662.86.081.22.167.15.174.81.9
montane37.99.021.113.133.95.918.22.026.84.822.51.8
colline/submontane6.74.630.914.73.32.30.60.46.12.62.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalsubalpine9.60.91.00.323.91.250.91.222.61.624.50.5
montane56.41.632.81.465.81.541.21.245.41.947.40.7
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, 11.07.2020 #817878/284209
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %±
n/asubalpine13.26.10.0.50.79.159.36.829.311.132.03.5
montane32.58.524.36.745.99.131.06.447.112.133.83.6
colline/submontane54.39.075.76.73.43.49.74.123.610.334.23.6
total100.0.100.0.100.0.100.0.100.0.100.0.
up to 40subalpine6.12.70.0.21.64.435.13.521.44.216.01.4
montane43.65.537.33.165.25.150.83.749.05.247.11.9
colline/submontane50.35.562.73.113.13.714.12.629.64.736.91.8
total100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine3.71.30.0.16.92.433.22.512.01.913.60.9
montane48.83.326.72.370.63.053.32.745.42.947.11.3
colline/submontane47.53.373.32.312.52.213.51.842.62.839.31.2
total100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine7.11.30.60.416.81.841.22.222.13.217.90.9
montane62.42.335.22.573.02.347.62.351.43.854.21.1
colline/submontane30.52.264.22.510.31.611.21.426.53.327.91.0
total100.0.100.0.100.0.100.0.100.0.100.0.
121 - 160subalpine18.62.74.02.035.42.861.02.345.44.640.51.4
montane63.33.440.64.957.03.036.62.343.64.647.41.5
colline/submontane18.12.755.45.07.51.62.30.710.92.912.11.0
total100.0.100.0.100.0.100.0.100.0.100.0.
over 160subalpine53.38.848.115.660.45.881.72.069.54.875.11.8
montane40.68.721.113.136.65.717.51.924.04.422.11.7
colline/submontane6.14.130.914.73.02.10.80.56.52.62.80.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalsubalpine10.40.91.00.325.61.252.51.127.81.527.10.5
montane56.21.532.81.464.81.439.81.144.31.746.40.6
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, 11.07.2020 #817879/284210
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
mean age of 100 largest trees
n/aup to 4041 - 8081 - 120121 - 160over 160total
cantonaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21000.8490.8492.0311.0440.0.4.819
colline/submontane2.0278.31313.91014.393.2240.210041.93
total2.2269.11214.7916.384.2200.210046.72
AIsubalpine0.0.0.0.0.21000.6570.0.0.21001.043
montane0.21000.4680.6571.8270.8480.0.3.815
colline/submontane0.0.0.0.0.0.0.21000.21000.0.0.472
total0.21000.4680.8482.6220.9420.21005.19
ARsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.4711.1381.0463.1201.6310.21007.28
colline/submontane0.0.0.0.0.21000.6590.21000.0.0.945
total0.4711.1381.2423.6171.7290.21008.16
BEsubalpine1.6351.2403.9226.01811.1136.21730.07
montane1.6356.91720.8935.0722.295.02091.63
colline/submontane1.9337.51613.41112.7123.5240.47139.56
total5.11915.71038.2653.7536.8611.612161.11
BL/BSsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.5721.0442.3282.6280.0.6.416
colline/submontane1.0422.0294.4204.6201.2430.0.13.18
total1.0422.4255.4177.0143.8220.0.19.64
FRsubalpine0.4710.7570.5703.0241.3370.7496.616
montane0.4724.0227.11610.7121.7320.210024.16
colline/submontane0.5701.2454.0232.9260.21000.21009.014
total1.3405.81811.61216.793.2231.14139.73
GEsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.0.0.0.0.0.0.0.0.0.0.0.
colline/submontane0.0.0.0.2.0320.8660.41000.0.3.113
total0.0.0.0.2.0320.8660.41000.0.3.113
GLsubalpine0.0.0.4710.6580.8501.6341.3394.619
montane0.21001.2361.6342.1272.9220.7498.810
colline/submontane0.0.0.21000.0.0.21000.0.0.0.0.471
total0.21001.9302.2283.1234.4182.03013.87
GRsubalpine1.0452.3307.01715.01124.8827.1877.24
montane0.6584.22113.11217.81014.5116.31756.55
colline/submontane0.0.1.8334.2203.3241.0450.47110.712
total1.7358.21524.3836.1740.4633.87144.52
JUsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21001.8312.92510.0113.5220.65719.17
colline/submontane0.4691.6345.1185.3181.4370.0.13.710
total0.6573.4228.01415.384.8180.65732.83
LUsubalpine0.21000.21001.5360.7571.5370.4714.420
montane0.0.3.3225.91710.5125.5180.210025.56
colline/submontane0.6560.8493.9203.1241.2400.0.9.512
total0.8484.21911.31114.398.2140.65839.43
NEsubalpine0.31000.0.0.0.0.9440.7490.21002.129
montane0.31001.3353.22411.3115.6160.84922.55
colline/submontane0.0.0.21000.7491.4380.4710.0.2.726
total0.6681.4323.92113.796.8140.94427.33
NWsubalpine0.0.0.31000.5710.8560.8560.31002.626
montane0.5720.31001.3421.6290.21000.0.3.820
colline/submontane0.0.0.21000.4720.21000.0.0.0.0.848
total0.5720.7572.3292.5241.0490.31007.29
OWsubalpine0.21000.5590.7491.8333.8201.8338.811
montane0.4690.8491.9311.9312.7240.21007.912
colline/submontane0.21000.6500.21000.0.0.4740.0.1.435
total0.8472.0292.8253.7226.9142.03118.14
SGsubalpine1.5370.5711.6360.5713.4252.2309.614
montane0.6582.9266.71612.7115.9170.65829.56
colline/submontane0.21001.4383.7213.2221.1410.0.9.712
total2.2294.82012.01116.4910.5122.92648.84
SHsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.21001.1432.0290.21000.0.3.521
colline/submontane0.21001.2423.5212.3281.2390.4698.89
total0.21001.4384.6174.3181.4360.46912.33
SOsubalpine0.0.0.0.0.0.0.4720.21000.0.0.758
montane0.7531.5362.7277.4141.9320.210014.49
colline/submontane0.21002.3294.3206.6153.1250.0.16.58
total1.0443.7217.01514.495.2180.210031.62
SZsubalpine0.21001.1431.0441.9312.5271.1407.913
montane0.21001.6354.6185.3173.9210.65816.17
colline/submontane0.0.0.21000.0.1.3390.0.0.0.1.536
total0.4712.9255.6168.5126.4161.73225.54
TGsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.11000.5481.2341.2400.4700.0.3.521
colline/submontane0.9473.5185.3165.6130.8500.0.16.15
total1.1434.0166.5136.9111.2390.0.19.63
TIsubalpine0.21000.8502.1303.3245.4187.51619.19
montane0.21003.82219.2912.6125.7183.52445.05
colline/submontane0.21003.72320.698.2152.0311.04535.76
total0.6588.31541.8624.1813.11212.01299.92
URsubalpine0.21000.21000.5681.2401.7341.3374.917
montane0.0.0.5571.7331.4371.9291.0446.614
colline/submontane0.0.0.0.0.4711.0430.0.0.0.1.436
total0.21000.7492.6263.5223.6212.32712.96
VDsubalpine0.6571.4372.4285.6189.7146.21726.07
montane1.5376.61610.51316.5109.3141.24145.55
colline/submontane0.0.1.9317.1165.3181.7330.210016.39
total2.13010.01320.0927.5720.697.61687.72
VSsubalpine0.8501.5384.32111.01313.01123.1853.75
montane0.6573.62310.71310.3136.3172.72634.36
colline/submontane0.6571.5385.2192.5271.2410.0.11.013
total2.1316.61720.2923.8820.6925.7799.02
ZGsubalpine0.11000.0.0.0.0.0.0.0.0.0.0.1100
montane0.0.0.6410.9461.9280.4720.0.3.715
colline/submontane0.11000.21000.4670.6570.21000.0.1.531
total0.3670.8411.2372.5220.6590.0.5.48
ZHsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21002.9244.5205.7181.5370.210015.110
colline/submontane0.8506.3159.41314.7102.4290.0.33.75
total1.1449.21114.01020.573.9220.210048.82
Switzerlandsubalpine7.41710.91426.8953.4681.5579.55259.42
montane9.11551.46125.14187.23102.3424.19499.31
colline/submontane9.91446.46112.44100.9426.892.827299.22
total26.59108.74264.32341.52210.63106.341057.81
© WSL, Swiss National Forest Inventory, 11.07.2020 #817880/284211
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
mean age of 100 largest trees
n/aup to 4041 - 8081 - 120121 - 160over 160total
cantonaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21000.8490.8492.0311.0440.0.4.819
colline/submontane2.0278.51314.31014.593.2240.210042.73
total2.2269.31215.1916.584.2200.210047.52
AIsubalpine0.0.0.0.0.21000.6570.0.0.21001.043
montane0.21000.4680.6571.8270.8480.21004.015
colline/submontane0.0.0.0.0.0.0.21000.21000.0.0.472
total0.21000.4680.8482.6220.9420.4725.310
ARsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.4711.1381.1423.2201.6310.21007.58
colline/submontane0.0.0.0.0.21000.6590.21000.0.0.945
total0.4711.1381.3393.8171.7290.21008.46
BEsubalpine3.0262.1315.3197.41611.9127.41637.16
montane2.3307.51622.4936.2723.085.21996.63
colline/submontane2.1317.91513.61113.1123.5240.47140.76
total7.41617.51041.4656.7538.4613.012174.31
BL/BSsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.5721.3412.5272.6280.21007.115
colline/submontane1.0422.0294.4205.1191.4400.0.13.88
total1.0422.4255.7177.6144.0210.210020.83
FRsubalpine0.4710.7570.9493.2231.3370.9447.415
montane0.6584.0227.51510.9121.9300.210025.16
colline/submontane0.5701.2454.2222.9260.21000.21009.214
total1.5375.81812.61117.183.4221.33841.83
GEsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.0.0.0.0.0.0.0.0.0.0.0.
colline/submontane0.41000.21002.0320.8660.41000.0.3.75
total0.41000.21002.0320.8660.41000.0.3.75
GLsubalpine0.6581.1400.8501.0451.8321.5366.715
montane0.4701.4332.0302.1272.9220.7499.510
colline/submontane0.0.0.21000.0.0.21000.0.0.0.0.471
total0.9442.8242.7253.3224.6172.22916.66
GRsubalpine3.9237.11713.31220.8928.2830.47103.73
montane1.7358.41515.01120.0915.5116.71667.34
colline/submontane0.0.2.2304.4203.3241.0450.65811.512
total5.51917.71032.8744.0644.8637.76182.51
JUsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21001.8313.12410.4113.5220.85019.86
colline/submontane0.4691.8325.1185.3181.4370.0.13.99
total0.6573.6218.21415.784.8180.85033.72
LUsubalpine0.4700.4711.5360.7571.8330.4715.218
montane0.0.3.3226.11710.7125.8170.210026.16
colline/submontane0.6560.8493.9203.1241.2400.0.9.512
total1.0424.41911.51114.598.8130.65840.82
NEsubalpine0.31000.0.0.21000.9440.7490.21002.328
montane0.31001.4323.62211.8105.6160.84923.55
colline/submontane0.0.0.21000.7491.4380.4710.0.2.726
total0.6681.6294.41914.196.8140.94428.53
NWsubalpine0.21000.31001.0490.8561.1480.31003.621
montane0.5720.5681.3421.6290.21000.0.4.119
colline/submontane0.0.0.21000.4720.21000.0.0.0.0.848
total0.7581.0472.8262.5241.2430.31008.47
OWsubalpine0.4710.5591.1392.3284.2191.83310.310
montane0.4690.8492.1301.9312.8230.21008.211
colline/submontane0.4710.6500.21000.21000.4740.0.1.831
total1.2392.0293.4224.5207.4132.03120.44
SGsubalpine2.3291.1452.2311.1444.0232.52913.211
montane0.6583.2257.81514.4106.6160.95033.46
colline/submontane0.21001.4383.7213.4221.1410.0.9.812
total3.1255.71813.71018.9811.7123.32556.53
SHsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.21001.1432.0290.21000.0.3.521
colline/submontane0.21001.2423.7212.3281.2390.4698.99
total0.21001.4384.8174.3181.4360.46912.53
SOsubalpine0.0.0.0.0.0.0.6580.21000.0.0.950
montane0.7531.7342.7277.4142.1300.210014.89
colline/submontane0.5712.4274.3206.6153.1250.0.16.98
total1.2414.1207.01514.685.4180.210032.62
SZsubalpine0.4701.3401.6342.3282.7261.1409.412
montane0.21002.0315.4165.5164.1200.85018.07
colline/submontane0.0.0.21000.21001.3390.0.0.0.1.733
total0.6573.5237.2149.1126.8151.93129.14
TGsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.11000.5481.2341.2400.4700.0.3.521
colline/submontane1.2403.6185.4155.8130.8500.0.16.85
total1.3374.1156.6137.1111.2390.0.20.32
TIsubalpine1.6354.1215.4185.4197.3169.01432.77
montane1.5358.21521.5914.1115.9183.52454.85
colline/submontane1.0455.51821.688.5152.0311.43839.85
total4.12117.71048.5528.0815.21113.911127.42
URsubalpine0.4710.7500.8491.4371.8321.3376.415
montane0.5571.6351.9311.4371.9291.0448.412
colline/submontane0.21000.0.0.6571.0430.0.0.0.1.832
total1.1402.4283.3223.7213.8202.32716.55
VDsubalpine1.2402.0312.8266.41711.5126.61730.67
montane1.7348.21510.91317.599.5141.43849.15
colline/submontane0.0.2.4287.7155.5171.9310.210017.69
total2.92512.61121.3829.5722.988.21597.42
VSsubalpine2.6284.4226.91713.61214.71126.3868.64
montane1.4385.12012.91210.5136.3172.92539.16
colline/submontane0.8502.7275.6183.1251.2410.0.13.511
total4.92012.11225.5827.2822.2829.27121.12
ZGsubalpine0.11000.0.0.0.0.0.0.0.0.0.0.1100
montane0.0.0.6411.1392.1260.4720.0.4.213
colline/submontane0.3670.21000.4670.6570.21000.0.1.630
total0.4510.8411.5332.7210.6590.0.6.05
ZHsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21002.9244.9196.0171.9330.210016.110
colline/submontane1.0456.5159.61314.992.4290.0.34.45
total1.3409.41114.61020.974.2210.210050.51
Switzerlandsubalpine17.91125.7944.0768.5593.3489.84339.32
montane14.11266.15138.54197.23106.5426.19548.51
colline/submontane12.71251.66116.34103.8427.283.324314.92
total44.77143.53298.82369.52226.93119.341202.71
© WSL, Swiss National Forest Inventory, 11.07.2020 #817881/284212
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
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
mean age of 100 largest treesaltitudinal vegetation zone (3 classes) %± %± %± %± %± %±
n/asubalpine15.46.30.0.54.28.062.05.550.29.539.93.3
montane30.78.123.86.640.67.931.45.331.98.831.53.1
colline/submontane54.08.776.26.65.13.56.62.817.97.328.63.0
total100.0.100.0.100.0.100.0.100.0.100.0.
up to 40subalpine6.02.60.50.523.44.337.93.422.14.117.91.4
montane44.35.436.93.164.35.048.03.547.15.046.11.8
colline/submontane49.75.562.73.112.33.414.12.430.84.736.11.7
total100.0.100.0.100.0.100.0.100.0.100.0.
41 - 80subalpine3.71.30.0.17.92.434.92.413.41.914.70.9
montane48.83.326.52.370.23.052.12.644.32.846.71.3
colline/submontane47.53.373.52.312.02.113.01.742.32.838.61.2
total100.0.100.0.100.0.100.0.100.0.100.0.
81 - 120subalpine7.01.20.60.416.71.842.22.224.43.218.50.9
montane62.72.335.12.473.02.246.82.249.83.753.91.1
colline/submontane30.32.164.42.410.31.611.01.425.83.227.61.0
total100.0.100.0.100.0.100.0.100.0.100.0.
121 - 160subalpine19.32.84.02.035.02.862.02.246.54.541.21.4
montane62.43.441.24.957.53.035.62.243.04.546.81.5
colline/submontane18.32.754.85.07.51.62.50.710.62.911.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.
over 160subalpine54.88.648.115.660.95.781.91.969.54.775.31.7
montane39.38.521.113.136.15.617.31.923.24.321.81.7
colline/submontane5.94.030.914.73.02.10.80.47.32.72.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalsubalpine10.60.91.00.326.11.253.51.129.71.528.20.5
montane56.11.532.61.464.41.439.01.142.71.645.80.6
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, 11.07.2020 #817882/284213
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
mean age of 100 largest treesaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/asubalpine0.6582.7272.0310.8500.8500.4717.317
montane4.0232.0311.6350.6570.4710.4719.115
colline/submontane9.2140.21000.0.0.6570.0.0.210010.314
total13.8114.9203.6232.1311.2411.04426.68
up to 40subalpine0.6583.7232.0311.5382.0311.04410.814
montane23.997.6168.6153.6233.7234.32151.76
colline/submontane36.972.3300.9501.5381.4384.22247.26
total61.4513.61211.4136.6177.2169.414109.64
41 - 80subalpine1.4388.0153.7234.3216.2182.92626.49
montane39.6726.2817.11010.7139.71422.49125.74
colline/submontane73.553.8233.5245.2192.03122.88110.84
total114.5338.0724.2820.2917.81048.15262.92
81 - 120subalpine5.81813.3125.02011.01313.5124.72053.46
montane77.7444.1626.8710.31315.31115.011189.13
colline/submontane72.955.4196.8162.5272.8248.61599.04
total156.4362.8538.6623.8831.6728.28341.52
121 - 160subalpine7.51621.299.21413.01122.497.91581.45
montane32.4725.3817.696.31710.9139.514102.04
colline/submontane18.2102.5281.5351.2410.6582.52926.58
total58.1549.1628.3720.6933.9719.99209.83
over 160subalpine4.22111.5136.01723.1823.7811.01379.55
montane2.7286.0183.1252.7265.5184.42124.39
colline/submontane1.0450.4710.0.0.0.0.4711.0452.827
total7.81618.0109.11425.7729.6716.410106.64
totalsubalpine20.2960.4527.8753.7568.7427.98258.72
montane180.13111.3374.8434.3645.4555.94501.81
colline/submontane211.8214.71112.61111.0137.21539.35296.62
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 11.07.2020 #817883/284214
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
mean age of 100 largest treesaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/asubalpine0.9503.5242.4281.8331.6351.04511.213
montane4.2222.0312.2300.8501.0441.53511.913
colline/submontane10.0140.21000.21000.8500.0.0.85012.113
total15.1115.7184.8203.5242.7273.32435.17
up to 40subalpine1.0454.3213.2253.8235.7193.92221.99
montane24.789.01510.2134.7216.9168.91464.45
colline/submontane37.973.0260.9502.3301.6355.41951.16
total63.6516.31114.31110.71314.21118.210137.43
41 - 80subalpine1.63510.4134.9205.51910.3146.61739.27
montane41.0727.7818.91012.71210.81324.98136.14
colline/submontane74.953.8233.9225.4192.03123.48113.44
total117.4341.9627.7823.6823.1954.95288.72
81 - 120subalpine6.21815.1116.01812.81217.1107.21664.55
montane78.5445.5628.1710.51316.11016.710195.23
colline/submontane73.745.4197.0162.9262.8248.615100.54
total158.4366.0541.1626.2836.0732.57360.22
121 - 160subalpine8.11523.7910.21313.61123.3910.31389.24
montane33.4725.7818.296.31711.3139.913104.84
colline/submontane18.2102.5281.5351.2410.6582.52926.58
total59.7551.9529.8721.2935.1722.79220.43
over 160subalpine4.42112.7126.21725.7825.5812.81287.34
montane3.1266.4173.7232.9255.7184.42126.19
colline/submontane1.0450.4710.0.0.0.0.6581.2413.225
total8.51519.6109.91328.6731.8718.410116.64
totalsubalpine22.2969.7432.8763.3483.4441.76313.22
montane184.82116.3381.3337.9651.9566.44538.51
colline/submontane215.7215.41113.51112.7127.51541.95306.72
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 11.07.2020 #817884/284215
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
mean age of 100 largest treesaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/asubalpine1.1454.9203.8232.6282.6282.72717.711
montane4.2222.8262.4291.4381.5371.73314.112
colline/submontane10.4140.4710.21000.8500.0.1.04512.912
total15.7118.1156.4174.9204.1225.51944.76
up to 40subalpine1.2414.7204.2214.4226.9174.32125.79
montane24.989.41410.4135.1207.5169.11466.45
colline/submontane38.373.0260.9502.7271.8336.01852.66
total64.4517.11015.51112.11216.21119.49144.73
41 - 80subalpine1.63511.0135.5196.91711.1137.61643.67
montane41.2728.5820.1912.91211.21325.28139.14
colline/submontane75.553.8233.9225.6182.03124.08114.84
total118.2343.3629.5725.5824.2856.75297.52
81 - 120subalpine6.21815.9116.61713.61217.7108.41568.55
montane79.6446.1628.9710.51316.91017.110199.03
colline/submontane74.545.6197.0163.1252.8248.814101.94
total160.4367.6542.5627.2837.4634.37369.42
121 - 160subalpine8.51523.9910.41314.71124.8810.91393.24
montane33.6726.1818.696.31711.51210.113106.24
colline/submontane18.4102.8271.5351.2410.6582.52926.98
total60.5552.8530.4722.2836.9623.58226.23
over 160subalpine4.62112.9126.41726.3826.3813.21289.74
montane3.1266.4173.7232.9255.9184.42126.39
colline/submontane1.0450.4710.0.0.0.0.6581.4383.424
total8.71519.81010.11329.2732.8719.010119.44
totalsubalpine23.2973.3436.8668.6489.4447.06338.52
montane186.62119.4384.0339.1654.4567.64551.01
colline/submontane218.1216.01113.51113.5117.71543.65312.42
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 11.07.2020 #817885/284216
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
mean age of 100 largest trees
n/aup to 4041 - 8081 - 120121 - 160over 160total
economic regionaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jurasubalpine0.6570.6581.4385.4196.7173.22518.010
montane1.7356.11718.21045.8521.392.23095.33
colline/submontane0.6572.52811.81213.2113.3240.0.31.57
total3.0269.21431.4764.4431.375.419144.81
Eastern Jurasubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21000.7571.8325.2193.0260.0.11.012
colline/submontane2.9245.8179.21412.2114.1210.47034.74
total3.1226.61511.01217.587.2160.47045.72
Western Plateausubalpine0.0.0.0.0.0.0.4700.8501.1442.330
montane1.2397.1156.5178.0141.8330.210024.77
colline/submontane0.4702.6289.1145.6182.0310.210020.08
total1.6339.81215.61014.0104.6201.53747.02
Central Plateausubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.4715.5176.0178.3143.3240.0.23.68
colline/submontane2.7268.51316.0914.0104.1210.210045.44
total3.12414.0922.0822.377.4150.210069.01
Eastern Plateausubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.4714.6196.91610.0132.7270.210024.88
colline/submontane2.72717.0927.3728.774.9200.210080.93
total3.12521.6734.2638.757.6150.470105.61
Western Pre-Alpssubalpine1.3441.0491.3444.1224.6201.63313.810
montane0.21002.1326.41710.6123.7221.24124.26
colline/submontane0.0.0.0.0.6581.2440.4700.21002.330
total1.4413.1268.21515.998.7142.92540.33
Central Pre-Alpssubalpine0.4701.5353.2235.3188.2154.02122.58
montane1.1403.42314.31126.3816.5102.52964.23
colline/submontane0.21001.9332.2312.0332.0330.21008.515
total1.7326.81619.6933.5626.876.71795.12
Eastern Pre-Alpssubalpine1.1441.1441.6372.6273.7222.22812.311
montane1.4385.21910.81318.599.3130.85045.95
colline/submontane0.0.0.5703.0264.6201.5350.0.9.513
total2.5286.81715.31025.6714.5103.02567.73
Northwestern Alpssubalpine1.2401.2403.5234.0228.4155.91824.37
montane0.6571.8335.3197.3155.5182.42823.08
colline/submontane0.0.0.4711.1442.2280.21000.0.3.821
total1.8323.5239.91313.51114.1108.31551.13
Central Alpssubalpine0.21000.4710.8491.4362.7251.9307.414
montane0.0.0.8503.0252.7263.8201.14011.310
colline/submontane0.0.0.21000.4711.6310.0.0.0.2.226
total0.21001.4374.2205.7176.5153.02320.95
Northeastern Alpssubalpine0.8500.6581.4371.0452.8272.0328.414
montane0.21002.6263.4235.8174.1191.14117.28
colline/submontane0.0.0.21000.21000.7480.0.0.0.1.040
total0.9443.3224.9197.5146.9153.12526.65
Southwestern Alpssubalpine0.8501.5384.32111.01313.01123.1853.75
montane0.6573.62310.71310.3136.3172.72634.36
colline/submontane0.6571.5385.2192.5271.2410.0.11.013
total2.1316.61720.2923.8820.6925.7799.02
Southeastern Alpssubalpine0.8502.0316.21813.51222.4923.7868.74
montane0.4713.7239.71415.31110.9135.51845.45
colline/submontane0.0.1.4382.0312.8240.6580.4717.215
total1.2417.21617.81031.6733.9729.67121.32
Southern Alpssubalpine0.4711.0442.9264.7207.91511.01327.98
montane0.4714.32122.4915.0119.5144.42155.94
colline/submontane0.21004.22222.888.6152.5291.04539.35
total1.0449.41448.1528.2819.9916.410123.12
Switzerlandsubalpine7.61710.91426.5953.3681.3579.65259.22
montane8.81551.76125.34188.93101.8424.29500.81
colline/submontane10.41346.76110.7499.9426.882.827297.32
total26.88109.34262.52342.22210.03106.741057.41
© WSL, Swiss National Forest Inventory, 11.07.2020 #817886/284217
NFI4
forest area
mean age of 100 largest trees · altitudinal vegetation zone (3 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
mean age of 100 largest trees
n/aup to 4041 - 8081 - 120121 - 160over 160total
cantonaltitudinal vegetation zone (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21000.8490.8492.0311.0440.0.4.819
colline/submontane2.0278.51314.31014.593.2240.210042.73
total2.2269.31215.1916.584.2200.210047.52
AIsubalpine0.0.0.0.0.21000.6570.0.0.21001.043
montane0.21000.4680.6571.8270.8480.21004.015
colline/submontane0.0.0.0.0.0.0.21000.21000.0.0.472
total0.21000.4680.8482.6220.9420.4725.310
ARsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.4711.1381.0463.1201.6310.21007.28
colline/submontane0.0.0.0.0.21000.6590.21000.0.0.945
total0.4711.1381.2423.6171.7290.21008.16
BEsubalpine2.0311.9334.7207.01711.9127.21634.77
montane1.6357.11621.8935.8722.895.21994.43
colline/submontane2.1317.71613.41112.7123.5240.47139.96
total5.81816.71040.0655.5538.2612.812168.91
BL/BSsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.5721.3412.3282.6280.21006.915
colline/submontane1.0422.0294.4205.1191.2430.0.13.68
total1.0422.4255.7177.4143.8220.210020.43
FRsubalpine0.4710.7570.9493.2231.3370.9447.415
montane0.4724.0227.31610.9121.9300.210024.76
colline/submontane0.5701.2454.2222.9260.21000.21009.214
total1.3405.81812.41117.183.4221.33841.43
GEsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.0.0.0.0.0.0.0.0.0.0.0.
colline/submontane0.41000.21002.0320.8660.41000.0.3.75
total0.41000.21002.0320.8660.41000.0.3.75
GLsubalpine0.0.0.9440.8500.8501.8321.3395.517
montane0.4701.4331.8322.1272.9220.7499.310
colline/submontane0.0.0.21000.0.0.21000.0.0.0.0.471
total0.4702.6252.6263.1234.6172.03015.26
GRsubalpine2.1315.91812.31219.61026.4829.6795.83
montane1.3407.81614.71119.2915.1116.51764.54
colline/submontane0.0.2.0324.2203.3241.0450.65811.112
total3.32515.71131.2742.0642.6636.76171.52
JUsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21001.8312.92510.2113.5220.85019.47
colline/submontane0.4691.8325.1185.3181.4370.0.13.99
total0.6573.6218.01415.584.8180.85033.43
LUsubalpine0.4700.21001.5360.7571.8330.4715.018
montane0.0.3.3226.11710.5125.8170.210025.96
colline/submontane0.6560.8493.9203.1241.2400.0.9.512
total1.0424.21911.51114.398.8130.65840.42
NEsubalpine0.31000.0.0.21000.9440.7490.21002.328
montane0.31001.4323.62211.3115.6160.84923.15
colline/submontane0.0.0.21000.7491.4380.4710.0.2.726
total0.6681.6294.41913.796.8140.94428.03
NWsubalpine0.0.0.31001.0490.8561.1480.31003.421
montane0.5720.5681.3421.6290.21000.0.4.119
colline/submontane0.0.0.21000.4720.21000.0.0.0.0.848
total0.5721.0472.8262.5241.2430.31008.27
OWsubalpine0.21000.5591.1391.9314.2191.8339.711
montane0.4690.8491.9311.9312.7240.21007.912
colline/submontane0.21000.6500.21000.0.0.4740.0.1.435
total0.8472.0293.2233.8217.3132.03119.04
SGsubalpine1.5370.7581.8341.1443.8232.52911.312
montane0.6583.2257.41513.8106.3160.95032.16
colline/submontane0.21001.4383.7213.4221.1410.0.9.812
total2.2295.21912.91118.3911.3123.32553.33
SHsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.0.0.21001.1432.0290.21000.0.3.521
colline/submontane0.21001.2423.5212.3281.2390.4698.89
total0.21001.4384.6174.3181.4360.46912.33
SOsubalpine0.0.0.0.0.0.0.6580.21000.0.0.950
montane0.7531.5362.7277.4142.1300.210014.69
colline/submontane0.21002.4274.3206.6153.1250.0.16.78
total1.0443.9207.01514.685.4180.210032.12
SZsubalpine0.4701.3401.6342.1292.7261.1409.312
montane0.21001.8335.4165.5163.9210.85017.57
colline/submontane0.0.0.21000.21001.3390.0.0.0.1.733
total0.6573.3247.2148.9126.6151.93128.54
TGsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.11000.5481.2341.2400.4700.0.3.521
colline/submontane1.2403.6185.4155.6130.8500.0.16.65
total1.3374.1156.6136.9111.2390.0.20.12
TIsubalpine0.6583.7234.6204.8206.9168.61529.27
montane1.3388.01521.3913.7115.9183.52453.85
colline/submontane0.8504.92021.288.2152.0311.24138.35
total2.72616.61047.0526.8814.91113.312121.32
URsubalpine0.4710.4710.6571.4371.8321.3375.916
montane0.4711.6351.9311.4371.9291.0448.212
colline/submontane0.21000.0.0.6571.0430.0.0.0.1.832
total0.9442.0313.2233.7213.8202.32715.86
VDsubalpine1.0441.8332.8266.31710.9136.41729.27
montane1.7348.21510.91317.399.5141.43848.95
colline/submontane0.0.2.4287.7155.5171.7330.210017.49
total2.72612.41121.3829.1722.188.01595.62
VSsubalpine1.8333.8235.51912.81213.61125.7863.34
montane0.8504.72112.71210.5136.3172.92537.96
colline/submontane0.8502.3305.4192.9261.2410.0.12.712
total3.52410.71323.6826.2821.2928.67113.82
ZGsubalpine0.11000.0.0.0.0.0.0.0.0.0.0.1100
montane0.0.0.6410.9462.1260.4720.0.3.914
colline/submontane0.3670.21000.4670.6570.21000.0.1.630
total0.4510.8411.2372.7210.6590.0.5.76
ZHsubalpine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montane0.21002.9244.9195.7181.7350.210015.710
colline/submontane0.8506.3159.41314.7102.4290.0.33.75
total1.1449.21114.41020.574.1220.210049.42
Switzerlandsubalpine11.21321.9939.6764.6589.3487.44314.02
montane11.91364.15135.54193.43105.1425.99535.91
colline/submontane11.91350.16114.94102.3426.893.125309.22
total35.07136.23290.02360.32221.23116.441159.11
© WSL, Swiss National Forest Inventory, 11.07.2020 #817887/284218
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