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NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mless than 10 years ago83.02.581.212.675.610.769.82.464.95.968.84.757.226.450.211.942.83.959.05.268.45.276.65.157.513.474.49.062.14.861.86.565.64.460.18.472.34.529.45.146.515.464.23.236.43.885.210.076.73.064.21.0
11-20 years ago10.42.118.812.624.410.716.71.914.84.512.93.442.826.427.510.729.33.616.03.913.23.718.44.729.312.717.98.118.93.927.36.020.23.716.96.415.73.817.14.327.113.213.32.219.73.114.810.015.42.617.30.8
21-30 years ago2.81.10.0.0.0.8.51.410.93.610.23.10.0.10.67.09.22.318.14.113.33.85.12.57.87.63.02.99.42.97.23.58.72.716.86.310.83.316.44.20.0.9.41.915.32.90.0.6.21.79.20.6
31-40 years ago2.81.10.0.0.0.2.90.94.62.62.51.40.0.0.0.4.31.64.62.25.12.50.0.0.0.0.0.4.22.10.0.2.81.66.24.20.0.7.83.18.68.36.31.66.42.00.0.1.10.83.50.4
41-50 years ago0.50.50.0.0.0.0.20.21.31.34.22.10.0.6.66.33.11.40.0.0.0.0.0.0.0.4.74.60.90.92.12.11.71.20.0.0.0.3.62.10.0.2.61.06.21.90.0.0.50.51.60.3
over 50 years ago0.50.50.0.0.0.1.80.73.52.41.41.40.0.5.25.111.32.52.31.60.0.0.0.5.35.30.0.4.52.01.71.71.01.00.0.1.31.225.75.017.911.54.11.416.12.90.0.0.0.4.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mless than 10 years ago63.59.319.012.433.210.247.42.637.29.953.25.360.023.234.98.629.12.454.95.451.64.867.25.734.113.259.07.945.54.580.018.241.77.641.65.475.99.615.72.645.18.539.23.219.42.456.512.557.47.939.11.0
11-20 years ago7.55.119.012.432.210.417.11.926.28.713.33.620.019.013.76.219.52.112.13.621.43.913.34.031.113.29.64.623.23.80.0.18.66.117.24.218.48.69.22.114.56.128.93.09.91.812.98.818.06.217.20.8
21-30 years ago10.85.926.315.030.810.212.31.722.78.38.42.90.0.18.26.816.12.018.34.312.63.213.84.38.88.46.53.711.62.820.018.223.26.86.52.85.75.610.32.23.43.310.02.010.81.923.210.710.14.812.40.7
31-40 years ago3.73.722.714.70.0.7.51.30.0.9.63.10.0.6.64.68.01.58.53.17.12.51.31.30.0.10.34.93.81.70.0.4.12.94.82.40.0.7.31.910.65.08.01.811.41.90.0.9.64.67.40.5
41-50 years ago7.55.10.0.3.83.85.51.213.97.54.01.90.0.5.84.04.51.12.51.71.71.20.0.0.0.5.63.93.31.70.0.5.23.610.73.40.0.11.42.32.82.82.51.011.51.90.0.4.83.45.70.5
over 50 years ago7.14.912.911.70.0.10.31.60.0.11.53.520.019.020.97.122.72.23.72.15.52.24.42.625.911.89.14.412.63.10.0.7.14.119.24.40.0.46.03.623.67.411.32.137.02.97.47.20.0.18.10.8
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.
501-1000 mless than 10 years ago..14.713.446.719.717.74.30.0.36.911.9..27.710.717.42.70.0.15.510.2100.0.0.0.22.87.824.37.6..0.0.30.89.8..9.42.644.211.311.15.29.42.8..100.0.17.31.4
11-20 years ago..15.014.110.510.219.14.40.0.17.49.3..26.310.317.72.70.0.7.77.40.0.40.922.06.14.38.84.9..0.0.8.55.8..7.82.421.89.628.77.610.12.9..0.0.14.41.3
21-30 years ago..29.617.824.815.810.33.4100.0.5.55.4..13.48.516.72.731.827.318.511.70.0.19.317.56.54.66.54.5..0.0.12.66.8..7.92.40.0.18.46.38.52.7..0.0.11.91.2
31-40 years ago..25.816.50.0.13.53.80.0.5.55.4..5.45.29.02.00.0.16.410.80.0.0.0.9.85.515.56.5..0.0.17.48.1..7.32.414.77.95.53.72.91.6..0.0.8.71.0
41-50 years ago..0.0.0.0.8.83.20.0.4.94.8..10.57.03.51.336.327.99.28.80.0.0.0.0.0.6.94.7..100.0.8.96.1..7.82.49.66.614.56.017.53.7..0.0.8.31.0
over 50 years ago..15.014.118.016.230.75.20.0.29.711.0..16.68.735.73.431.827.332.613.50.0.39.822.754.89.338.08.7..0.0.21.88.8..59.94.39.76.621.86.951.54.8..0.0.39.51.8
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0.
over 1000 mless than 10 years ago..0.0...22.59.9..0.0.100.0.17.111.29.92.2....0.0.0.0.24.521.424.112.4....0.0...3.21.216.58.951.035.35.43.7....8.31.2
11-20 years ago..0.0...10.36.9..58.434.40.0.7.57.38.72.1....100.0.50.036.70.0.8.68.2....50.425.2..4.71.410.57.049.035.32.52.4....7.51.2
21-30 years ago..50.535.4..11.57.6..0.0.0.0.15.210.113.32.5....0.0.0.0.0.0.17.711.4....26.722.6..8.31.96.26.00.0.7.84.4....10.51.4
31-40 years ago..0.0...5.25.0..0.0.0.0.25.813.08.72.1....0.0.0.0.0.0.25.412.7....0.0...7.61.823.010.20.0.13.35.5....9.41.3
41-50 years ago..0.0...5.55.4..41.634.40.0.17.111.16.61.8....0.0.0.0.50.925.00.0.....0.0...7.71.812.08.00.0.13.35.5....8.11.2
over 50 years ago..49.535.4..45.011.7..0.0.0.0.17.311.252.93.7....0.0.50.036.724.521.424.312.4....22.820.5..68.63.131.811.50.0.57.88.0....56.12.2
total..100.0...100.0...100.0.100.0.100.0.100.0.....100.0.100.0.100.0.100.0.....100.0...100.0.100.0.100.0.100.0.....100.0.
totalless than 10 years ago80.82.538.89.649.87.954.11.756.75.158.83.463.216.134.05.425.11.556.13.756.03.471.73.835.78.350.95.247.93.163.56.159.03.843.54.273.03.911.81.339.35.548.62.221.21.769.98.573.82.843.70.6
11-20 years ago10.01.916.46.925.76.817.01.317.74.013.92.426.314.518.64.418.71.313.92.617.32.716.23.133.28.410.23.119.12.424.85.519.73.116.73.216.23.48.41.117.14.321.81.912.11.313.86.615.72.316.10.5
21-30 years ago3.71.219.67.819.56.110.41.015.13.68.92.00.0.15.04.014.41.218.42.913.32.49.32.59.55.35.42.210.41.88.43.612.32.710.52.69.82.99.91.22.71.910.31.411.41.312.46.16.81.610.90.4
31-40 years ago2.91.113.66.60.0.5.90.83.31.95.81.60.0.7.83.17.70.96.41.96.91.80.60.60.0.7.22.76.41.50.0.3.11.46.92.20.0.7.51.113.83.77.01.18.61.20.0.2.51.06.20.3
41-50 years ago1.30.70.0.1.91.93.50.64.62.34.51.40.0.8.73.24.40.71.71.01.50.90.0.0.0.5.72.52.71.01.91.93.31.57.52.20.0.8.41.15.92.53.40.811.31.30.0.1.20.74.60.3
over 50 years ago1.20.711.66.23.23.29.11.02.51.88.01.910.510.515.94.129.71.53.41.45.01.62.21.321.67.120.64.213.42.11.51.52.61.314.92.91.01.054.12.021.24.68.71.335.52.03.93.90.0.18.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #816923/283254
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mless than 10 years ago81.72.573.211.872.710.669.42.263.75.669.14.657.326.350.810.840.83.756.35.069.44.878.64.757.712.168.79.363.24.561.16.164.54.263.47.673.24.232.05.046.615.461.73.034.73.579.610.576.52.863.40.9
11-20 years ago10.62.020.811.222.210.016.81.816.74.413.53.442.726.326.89.627.13.316.43.712.63.416.54.224.811.120.28.118.03.625.45.421.03.516.95.915.23.515.44.028.613.812.72.120.63.013.39.014.92.417.00.7
21-30 years ago3.41.26.05.90.0.9.11.411.23.59.73.00.0.8.35.612.12.417.33.813.73.54.82.412.68.17.05.010.32.96.33.19.62.714.95.610.43.015.83.90.0.12.32.014.82.67.16.96.61.79.90.6
31-40 years ago3.01.10.0.5.15.02.80.84.02.32.61.50.0.0.0.4.41.54.12.04.42.10.0.0.0.0.0.3.61.80.0.2.51.54.83.30.0.8.23.08.07.75.71.47.72.00.0.1.50.83.50.4
41-50 years ago0.90.60.0.0.0.0.20.21.11.13.91.90.0.5.65.53.91.40.0.0.0.0.0.0.0.4.14.00.80.85.63.31.51.10.0.0.0.4.52.20.0.3.11.16.51.80.0.0.50.51.90.3
over 50 years ago0.40.40.0.0.0.1.60.63.22.31.11.10.0.8.55.811.62.46.02.40.0.0.0.4.94.90.0.4.11.81.61.60.90.90.0.1.11.124.04.616.911.04.51.315.72.70.0.0.0.4.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mless than 10 years ago63.98.822.512.027.88.747.02.437.510.056.24.650.021.539.48.229.02.354.85.351.54.465.45.437.912.758.27.442.64.181.617.143.07.042.35.272.49.617.22.641.27.839.53.119.22.353.412.057.97.639.10.9
11-20 years ago6.74.613.08.626.59.017.91.826.08.613.93.216.716.014.96.119.62.014.53.720.33.616.44.326.411.58.54.122.53.50.0.15.55.117.44.022.59.08.41.915.65.926.92.89.91.711.98.119.26.117.10.7
21-30 years ago12.96.028.413.430.89.412.51.622.58.28.72.60.0.15.25.816.01.817.04.014.83.211.93.87.77.45.73.212.12.718.417.125.16.38.62.95.15.010.72.12.82.810.82.010.71.828.411.19.44.512.70.7
31-40 years ago3.33.225.513.13.23.27.21.20.0.7.82.50.0.5.74.08.21.47.82.97.02.31.21.20.0.8.84.24.11.60.0.3.62.54.52.20.0.7.51.814.95.78.81.812.01.90.0.9.04.37.50.5
41-50 years ago6.74.60.0.6.54.55.51.114.07.53.31.616.716.05.03.54.31.02.31.61.51.10.0.0.0.4.83.33.41.50.0.4.33.09.73.10.0.11.12.12.72.62.71.010.71.80.0.4.53.15.50.4
over 50 years ago6.54.510.69.85.15.09.91.40.0.10.12.916.716.019.86.423.02.13.52.04.81.95.12.528.011.014.05.015.33.00.0.8.54.117.54.00.0.45.03.422.96.811.32.037.42.86.36.20.0.18.10.7
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.
501-1000 mless than 10 years ago..23.715.046.519.516.13.90.0.34.211.3..24.69.816.62.50.0.13.08.5100.0.13.412.822.87.822.77.2..47.135.229.29.4..10.22.545.010.812.75.310.42.9..100.0.17.21.3
11-20 years ago..13.112.410.810.417.34.10.0.21.59.6..23.79.417.42.60.0.6.56.30.0.31.017.46.34.48.24.6..0.0.8.25.6..7.52.219.18.628.17.19.52.7..0.0.13.81.2
21-30 years ago..27.816.725.516.111.63.5100.0.5.25.1..13.18.315.62.531.126.927.311.50.0.13.412.86.64.69.15.0..0.0.12.06.5..7.52.20.0.21.46.38.82.6..0.0.12.01.1
31-40 years ago..22.214.60.0.15.83.90.0.5.25.1..4.84.79.11.90.0.13.38.80.0.0.0.10.05.614.76.1..0.0.21.48.6..6.92.118.38.35.23.54.52.0..0.0.9.21.0
41-50 years ago..0.0.0.0.8.02.90.0.5.04.9..8.75.94.01.337.828.46.86.70.0.13.412.80.0.9.55.2..52.935.28.55.8..8.02.28.96.113.25.517.23.5..0.0.8.31.0
over 50 years ago..13.112.417.115.631.25.00.0.28.910.7..25.29.837.23.331.126.933.112.10.0.28.917.854.39.435.88.3..0.0.20.88.4..59.94.08.65.819.56.249.74.7..0.0.39.61.7
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0.
over 1000 mless than 10 years ago..0.0...19.08.6..0.0.100.0.24.212.310.12.2..0.0.0.0.0.0.39.821.921.711.3....20.818.4..3.71.219.08.734.627.84.43.0....8.81.2
11-20 years ago..0.0...8.96.0..55.434.90.0.7.06.88.62.0..48.735.3100.0.50.036.50.0.16.910.8....39.522.0..4.21.39.06.130.726.02.12.1....7.31.1
21-30 years ago..47.335.3..10.06.7..0.0.0.0.13.79.113.32.4..51.335.30.0.0.0.0.0.15.710.2....21.318.7..8.41.85.14.90.0.8.54.1....10.51.3
31-40 years ago..0.0...14.37.6..0.0.0.0.24.212.38.62.0..0.0.0.0.0.0.0.0.23.611.9....0.0...8.21.819.99.10.0.15.05.2....9.91.2
41-50 years ago..0.0...9.66.5..44.634.90.0.15.210.16.61.8..0.0.0.0.0.0.41.222.20.0.....0.0...6.91.610.97.20.0.10.74.5....7.61.1
over 50 years ago..52.735.3..38.210.6..0.0.0.0.15.810.452.73.5..0.0.0.0.50.036.519.017.322.111.4....18.416.8..68.63.036.110.834.627.859.37.2....55.92.1
total..100.0...100.0...100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.....100.0...100.0.100.0.100.0.100.0.....100.0.
totalless than 10 years ago79.62.439.68.645.47.453.51.656.64.959.73.157.215.836.85.124.71.454.83.555.73.271.73.639.07.850.85.046.82.962.85.858.63.645.23.973.13.712.91.338.15.147.92.120.91.665.78.273.72.743.50.6
11-20 years ago10.21.915.05.822.76.017.11.218.83.914.72.323.813.218.44.118.31.215.32.616.62.416.83.027.97.410.53.118.92.223.34.919.32.916.62.916.53.37.61.016.64.020.41.712.21.312.66.015.52.215.80.4
21-30 years ago4.51.321.57.319.95.910.91.014.93.48.81.80.0.12.93.514.71.117.32.815.52.38.32.310.24.86.02.311.31.87.33.213.62.611.12.59.52.69.91.12.31.612.21.411.41.218.47.07.01.611.30.4
31-40 years ago3.01.013.86.03.32.36.20.83.01.75.31.40.0.6.92.87.80.95.71.76.31.60.60.60.0.6.52.46.01.40.0.2.81.26.92.00.0.7.71.016.03.87.01.19.71.20.0.2.71.06.30.3
41-50 years ago1.50.80.0.3.42.43.50.64.32.24.11.39.59.57.42.84.60.71.60.91.30.70.0.2.52.55.12.23.11.05.13.02.91.36.82.00.0.8.11.05.52.43.60.810.71.20.0.1.10.74.60.3
over 50 years ago1.10.710.25.55.33.68.80.92.41.77.51.79.59.517.63.930.01.55.21.64.71.42.61.320.46.321.24.014.02.01.41.42.91.313.62.70.90.953.71.921.64.38.81.235.21.93.33.30.0.18.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #816924/283255
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.10.1
less than 10 years ago78.22.844.117.240.312.766.22.460.55.965.54.966.721.945.811.640.63.761.35.268.95.082.34.651.613.553.19.462.05.050.56.872.44.152.18.676.64.538.26.042.614.658.33.335.93.994.25.777.12.962.31.0
11-20 years ago13.72.455.917.249.013.320.52.122.45.017.94.00.0.31.710.922.83.120.64.321.84.412.74.019.110.337.79.621.94.335.26.617.03.427.07.811.23.314.04.416.610.721.42.818.53.25.85.714.72.519.50.8
21-30 years ago3.31.20.0.10.77.17.41.35.72.86.32.533.321.916.38.715.62.77.92.83.31.93.62.116.110.74.94.86.12.410.64.13.11.612.15.69.63.29.23.625.012.67.11.713.42.70.0.5.51.67.70.6
31-40 years ago0.90.70.0.0.0.3.20.98.53.45.12.30.0.0.0.7.72.04.42.24.52.21.31.37.87.60.0.4.42.20.0.2.11.25.63.92.61.811.83.97.97.74.01.310.52.50.0.1.60.94.10.4
41-50 years ago1.40.80.0.0.0.1.00.51.21.21.81.30.0.0.0.2.21.11.21.21.41.40.0.0.0.0.0.2.61.82.12.13.41.73.33.30.0.5.82.80.0.5.51.55.81.90.0.0.50.52.20.3
over 50 years ago1.90.90.0.0.0.1.70.61.61.63.42.00.0.6.26.011.12.44.62.30.0.0.0.5.35.34.34.22.91.71.71.72.01.40.0.0.0.21.05.07.97.73.21.215.92.90.0.0.50.54.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago57.89.814.814.323.510.744.32.626.08.548.95.475.023.023.27.720.82.144.65.651.15.073.35.427.213.537.07.439.44.440.022.226.27.036.25.444.311.415.62.638.08.543.83.420.82.578.310.647.58.235.21.0
11-20 years ago15.47.114.814.327.512.017.42.031.19.819.64.30.0.22.67.720.82.122.14.829.44.69.03.653.015.122.56.525.94.020.018.232.07.625.74.837.611.110.02.218.86.217.32.612.42.07.27.129.27.519.10.8
21-30 years ago7.85.314.814.325.611.312.21.715.37.15.32.325.023.010.65.815.21.811.43.65.92.45.52.76.66.611.04.812.13.040.022.27.34.17.32.912.17.97.72.012.86.014.12.47.41.67.27.111.15.311.00.7
31-40 years ago0.0.40.919.317.59.48.11.44.64.512.13.50.0.15.26.111.81.610.33.55.22.36.23.10.0.3.82.77.02.30.0.8.74.84.82.46.05.88.12.06.54.57.31.87.51.60.0.7.74.38.30.6
41-50 years ago7.75.20.0.0.0.6.21.33.53.54.62.30.0.3.83.76.71.35.02.53.11.81.41.40.0.12.05.12.51.40.0.5.23.75.72.50.0.13.12.55.43.87.41.811.72.00.0.2.42.46.80.5
over 50 years ago11.36.114.814.35.85.811.81.719.48.69.53.30.0.24.77.724.72.26.52.85.32.34.62.713.28.713.75.413.13.20.0.20.66.620.34.50.0.45.53.718.56.910.22.140.33.07.27.12.12.119.80.8
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.
501-1000 mn/a..0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0.
less than 10 years ago..0.0.54.914.328.85.3..36.211.5100.0.14.67.912.12.535.519.339.812.870.425.829.217.020.08.319.26.6..0.0.12.08.1..6.02.224.49.730.17.612.93.1..0.0.17.71.5
11-20 years ago..29.814.615.010.513.94.1..16.18.60.0.11.17.514.22.615.614.819.710.329.625.825.416.211.96.619.06.6..0.0.18.49.7..4.01.819.48.811.15.38.52.6..0.0.12.21.2
21-30 years ago..0.0.11.17.49.53.4..4.74.70.0.19.58.913.62.60.0.7.47.20.0.15.414.33.03.04.83.3..0.0.10.36.9..9.92.716.58.621.76.86.82.3..0.0.10.41.1
31-40 years ago..12.311.69.59.28.33.3..0.0.0.0.11.17.514.32.615.614.87.47.20.0.0.0.0.0.3.13.1..100.0.6.26.0..8.02.415.37.910.65.07.02.4..0.0.9.11.1
41-50 years ago..33.516.30.0.9.23.3..15.48.20.0.11.17.510.92.40.0.13.28.80.0.0.0.11.86.513.95.8..0.0.22.910.3..6.72.34.44.32.92.96.22.3..0.0.9.01.1
over 50 years ago..24.315.09.59.230.35.4..27.710.50.0.32.711.035.03.633.419.612.58.20.0.30.018.353.310.440.08.3..0.0.30.111.3..65.34.320.09.223.46.958.54.6..100.0.41.61.8
total..100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0.
over 1000 mn/a..0.0...0.0...0.0...0.0.0.0...0.0.0.0.0.0.0.0.0.0.....0.0...0.0.0.0.0.0.0.0.....0.0.
less than 10 years ago..0.0...27.211.6..0.0...30.414.84.71.9..0.0.100.0.0.0.0.0.16.510.8....23.214.5..4.21.318.69.817.416.08.14.5....7.41.2
11-20 years ago..25.322.1..0.0...50.035.9..9.38.95.42.0..0.0.0.0.0.0.0.0.0.0.....10.29.8..3.81.36.05.941.722.35.73.9....5.21.0
21-30 years ago..0.0...6.15.9..50.035.9..18.611.99.42.6..0.0.0.0.50.036.70.0.17.911.5....24.214.7..6.01.513.18.720.418.32.62.6....8.21.3
31-40 years ago..50.025.5..0.0...0.0...9.59.110.32.7..0.0.0.0.0.0.17.416.625.012.6....22.114.0..7.41.76.96.70.0.11.05.2....9.21.3
41-50 years ago..0.0...0.0...0.0...11.811.07.82.4..0.0.0.0.0.0.0.0.17.111.0....0.0...8.41.812.98.70.0.8.34.6....7.91.2
over 50 years ago..24.721.5..66.712.2..0.0...20.412.862.44.3..100.0.0.0.50.036.782.616.623.512.1....20.313.0..70.23.042.512.920.418.364.38.0....62.12.2
total..100.0...100.0...100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0.....100.0...100.0.100.0.100.0.100.0.....100.0.
totaln/a0.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.00.0
less than 10 years ago76.02.817.57.439.87.552.71.751.65.255.13.573.714.527.45.120.81.453.03.757.43.478.03.435.68.535.74.743.23.049.56.560.93.936.54.170.84.311.91.331.95.349.12.322.41.785.36.772.12.941.70.6
11-20 years ago13.92.334.99.330.87.318.21.324.74.518.82.80.0.20.34.617.61.321.13.225.33.111.12.730.18.023.04.422.32.633.86.320.53.224.33.615.93.56.91.016.33.919.01.812.81.46.64.816.92.417.30.5
21-30 years ago3.81.22.82.815.64.99.61.08.22.86.31.726.314.515.14.114.11.29.22.24.91.54.41.615.16.47.12.79.21.813.34.44.11.69.72.510.02.97.61.115.64.111.51.58.61.24.14.06.31.69.40.4
31-40 years ago0.80.619.67.88.84.55.70.87.52.87.61.80.0.9.93.211.21.17.42.05.11.63.61.63.13.12.51.46.41.50.0.4.11.66.12.03.21.88.21.18.93.26.01.18.41.20.0.2.61.06.80.3
41-50 years ago2.10.910.76.10.0.4.00.71.81.34.21.40.0.5.62.76.70.82.91.33.21.30.70.70.0.8.32.94.91.41.91.93.81.66.72.10.0.9.21.25.72.56.11.18.81.20.0.0.80.65.30.3
over 50 years ago2.91.114.56.85.03.79.81.06.22.78.12.00.0.21.74.729.51.56.41.94.21.52.21.316.16.323.44.514.02.21.51.56.52.016.63.10.0.56.12.021.64.78.11.239.12.04.14.01.20.719.60.5
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 #816925/283256
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.10.1
less than 10 years ago78.22.844.117.243.412.166.02.461.45.864.84.966.721.945.811.641.13.661.75.168.95.082.64.551.613.549.38.962.05.050.56.871.84.150.58.576.64.537.66.042.614.658.13.235.93.894.25.777.02.962.21.0
11-20 years ago13.72.455.917.246.512.720.22.021.94.918.74.00.0.31.710.922.73.120.44.321.84.412.64.019.110.337.69.421.94.335.26.617.73.426.17.611.23.315.24.516.610.721.52.718.13.15.85.714.92.519.50.8
21-30 years ago3.31.20.0.10.26.77.31.35.62.86.32.533.321.916.38.715.22.77.82.73.31.93.62.016.110.74.64.56.12.410.64.13.01.511.75.49.63.29.13.625.012.67.01.713.82.70.0.5.41.67.70.5
31-40 years ago0.90.70.0.0.0.3.50.98.33.35.02.30.0.0.0.7.51.94.42.24.52.21.31.37.87.60.0.4.42.20.0.2.01.25.43.72.61.811.63.97.97.74.41.410.92.50.0.1.60.94.20.4
41-50 years ago1.40.80.0.0.0.1.00.51.21.21.81.30.0.0.0.2.11.11.21.21.41.40.0.0.0.0.0.2.61.82.12.13.41.73.23.20.0.5.72.80.0.5.41.55.71.80.0.0.50.52.10.3
over 50 years ago1.90.90.0.0.0.2.00.71.61.63.31.90.0.6.26.011.42.34.52.20.0.0.0.5.35.38.65.92.91.71.71.72.01.43.23.20.0.20.74.97.97.73.21.215.62.90.0.0.50.54.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago57.89.814.814.322.210.243.72.526.08.549.55.475.023.025.47.721.02.044.15.650.14.973.35.427.213.539.87.437.44.248.720.725.46.836.65.344.311.415.52.636.28.243.03.321.12.479.810.147.48.034.81.0
11-20 years ago15.47.114.814.331.612.017.11.931.19.819.44.30.0.22.07.519.82.023.14.828.84.59.03.653.015.121.56.225.53.917.115.734.17.626.14.737.611.110.62.220.36.317.52.612.01.96.76.727.77.218.90.8
21-30 years ago7.85.314.814.324.210.812.91.715.37.15.32.325.023.010.35.616.21.811.23.56.82.55.52.76.66.610.54.512.82.934.219.87.14.07.12.912.17.97.41.912.25.714.32.37.71.66.76.713.35.511.30.7
31-40 years ago0.0.40.919.316.58.98.01.44.64.511.93.40.0.14.75.911.51.610.23.55.12.36.23.10.0.3.62.66.52.10.0.8.44.74.72.36.05.88.32.08.64.87.21.78.41.70.0.7.34.18.30.6
41-50 years ago7.75.20.0.0.0.5.91.23.53.54.52.30.0.3.73.66.61.25.02.53.11.81.41.40.0.11.54.93.21.60.0.5.13.65.52.50.0.12.52.45.23.67.21.711.71.90.0.2.32.36.70.5
over 50 years ago11.36.114.814.35.55.512.51.719.48.69.43.20.0.24.07.524.92.26.42.86.22.54.62.713.28.713.15.114.63.20.0.20.06.419.94.40.0.45.73.617.66.610.92.139.02.96.76.72.02.020.00.8
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.
501-1000 mn/a..0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0.
less than 10 years ago..0.0.54.914.329.05.2..36.211.5100.0.12.56.812.22.435.519.339.812.850.425.626.315.518.47.720.76.6..0.0.12.08.1..5.82.127.09.629.37.411.92.9..0.0.17.31.4
11-20 years ago..29.814.615.010.514.64.1..16.18.60.0.9.56.513.12.515.614.819.710.349.625.632.816.310.96.118.06.3..0.0.18.49.7..3.91.717.78.110.85.17.82.4..0.0.11.91.2
21-30 years ago..0.0.11.17.49.13.3..4.74.70.0.16.77.714.12.50.0.7.47.20.0.13.913.06.94.84.63.2..0.0.10.36.9..10.42.715.18.023.87.08.72.5..0.0.11.01.1
31-40 years ago..12.311.69.59.28.03.1..0.0.0.0.13.77.413.22.515.614.87.47.20.0.0.0.0.0.3.02.9..100.0.6.26.0..7.82.413.97.310.34.96.42.2..0.0.8.71.0
41-50 years ago..33.516.30.0.8.93.2..15.48.20.0.14.37.810.62.20.0.13.28.80.0.0.0.10.86.015.75.9..0.0.22.910.3..8.12.54.04.02.92.89.02.6..0.0.9.71.1
over 50 years ago..24.315.09.59.230.55.3..27.710.50.0.33.310.336.73.533.419.612.58.20.0.27.016.853.010.038.08.0..0.0.30.111.3..64.04.322.29.022.86.756.14.4..100.0.41.31.8
total..100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0.
over 1000 mn/a..0.0...0.0...0.0...0.0.0.0...0.0.0.0.0.0.0.0.0.0.....0.0.0.0.0.0.0.0.0.0.0.0.....0.0.
less than 10 years ago..0.0...25.611.0..0.0...23.211.94.11.7..0.0.100.0.0.0.0.0.18.79.8....23.214.50.0.3.91.218.69.817.416.06.83.8....6.91.1
11-20 years ago..25.322.1..0.0...50.035.9..7.16.94.81.8..0.0.0.0.0.0.0.0.0.0.....10.29.80.0.3.51.26.05.941.722.34.73.3....4.70.9
21-30 years ago..0.0...5.75.6..50.035.9..22.411.511.22.6..0.0.0.0.50.036.720.418.319.310.0....24.214.70.0.5.51.413.18.720.418.32.22.2....8.81.2
31-40 years ago..50.025.5..0.0...0.0...7.37.09.12.4..0.0.0.0.0.0.13.913.318.89.8....22.114.00.0.8.51.86.96.70.0.11.74.9....9.31.3
41-50 years ago..0.0...0.0...0.0...9.08.67.72.2..0.0.0.0.0.0.0.0.12.88.5....0.0.0.0.8.21.712.98.70.0.9.24.4....7.71.2
over 50 years ago..24.721.5..68.711.6..0.0...30.912.963.04.0..100.0.0.0.50.036.765.720.930.411.5....20.313.0100.0.70.32.942.512.920.418.365.47.3....62.72.1
total..100.0...100.0...100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0.....100.0.100.0.100.0.100.0.100.0.100.0.....100.0.
totaln/a0.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.00.0
less than 10 years ago76.02.817.57.440.27.352.11.752.45.155.13.573.714.526.24.820.61.352.93.756.83.477.53.534.78.435.24.541.92.950.36.560.13.936.54.070.14.311.51.331.75.248.62.321.91.785.86.571.92.841.00.6
11-20 years ago13.92.334.99.331.57.218.01.324.24.419.12.80.0.18.64.316.71.221.43.225.03.011.82.731.78.022.14.221.72.533.36.221.63.224.43.615.73.47.01.016.73.919.01.812.21.36.44.616.92.417.00.5
21-30 years ago3.81.22.82.815.04.89.91.08.02.86.21.726.314.515.13.914.81.29.12.25.41.64.31.614.86.38.52.89.81.813.14.44.01.59.52.49.92.97.41.014.94.011.81.59.01.23.93.96.61.69.60.4
31-40 years ago0.80.619.67.88.44.35.80.87.42.77.51.80.0.10.13.110.71.07.42.05.01.63.51.63.03.02.31.36.01.40.0.4.11.56.02.03.21.88.61.19.63.36.11.18.91.20.0.2.51.06.80.3
41-50 years ago2.10.910.76.10.0.3.90.61.81.34.11.40.0.6.42.86.70.82.91.33.11.30.60.60.0.7.82.75.41.41.81.83.81.66.62.10.0.9.31.25.52.46.01.19.51.20.0.0.80.65.40.3
over 50 years ago2.91.114.56.84.93.610.41.06.12.68.01.90.0.23.54.730.51.56.31.94.61.52.21.315.76.224.04.315.12.21.51.56.42.017.03.11.11.156.22.021.74.68.41.338.52.03.93.91.20.720.20.5
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 #816926/283257
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.10.1
less than 10 years ago77.92.944.117.240.312.767.02.461.16.164.85.066.728.943.011.841.03.962.15.268.95.082.04.647.314.255.29.561.95.150.56.873.44.155.38.876.14.642.56.546.615.459.43.337.14.094.25.776.83.063.11.0
11-20 years ago13.92.455.917.249.013.319.62.020.85.018.34.10.0.33.311.323.43.320.84.421.84.412.94.120.811.235.19.621.64.335.26.616.53.425.68.011.43.415.64.818.111.621.62.818.33.35.85.714.92.519.40.8
21-30 years ago3.41.30.0.10.77.17.31.36.13.06.52.633.328.917.19.115.42.88.02.83.31.93.72.117.611.55.15.06.32.510.64.12.41.49.75.29.83.37.13.418.111.67.01.811.42.60.0.5.51.67.40.5
31-40 years ago1.00.70.0.0.0.3.30.99.13.65.22.30.0.0.0.7.32.04.52.24.52.21.41.38.58.30.0.4.52.20.0.2.11.25.94.12.71.98.33.68.68.33.31.29.92.50.0.1.60.93.90.4
41-50 years ago1.40.80.0.0.0.1.10.51.31.31.91.30.0.0.0.2.41.21.21.21.41.40.0.0.0.0.0.2.71.92.12.13.51.73.53.50.0.4.82.70.0.5.41.56.22.00.0.0.50.52.20.3
over 50 years ago1.91.00.0.0.0.1.80.71.71.73.42.00.0.6.66.310.42.43.41.90.0.0.0.5.85.84.54.43.01.71.71.72.11.50.0.0.0.21.75.48.68.32.91.217.03.10.0.0.50.54.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago56.010.014.814.323.510.745.32.626.08.550.65.675.023.023.97.821.12.245.25.750.65.075.05.411.711.139.47.841.34.740.022.226.87.236.15.746.111.715.72.836.69.845.93.619.62.683.610.445.98.336.11.0
11-20 years ago16.17.414.814.327.512.017.52.031.19.820.74.60.0.23.37.922.02.321.14.729.74.69.33.764.315.219.96.525.74.220.018.232.87.725.65.135.111.310.52.418.67.317.22.714.52.38.28.030.07.619.70.9
21-30 years ago8.15.514.814.325.611.312.11.715.37.14.52.225.023.010.96.014.91.911.53.66.02.44.32.48.07.911.75.013.33.240.022.27.54.28.43.312.68.26.31.912.66.913.02.47.41.70.0.11.55.410.70.7
31-40 years ago0.0.40.919.317.59.48.11.44.64.511.63.50.0.15.66.210.61.710.53.55.32.36.53.20.0.4.02.96.62.20.0.8.94.95.52.76.36.15.11.80.0.7.01.85.21.50.0.7.94.47.50.6
41-50 years ago8.05.40.0.0.0.6.11.33.53.54.92.40.0.3.93.87.01.45.12.53.21.80.0.0.0.12.85.42.71.60.0.5.33.86.52.90.0.13.42.77.35.06.61.810.62.00.0.2.52.46.60.5
over 50 years ago11.86.414.814.35.85.810.81.719.48.67.73.10.0.22.47.624.32.36.62.95.42.34.82.816.010.612.25.310.43.00.0.18.76.517.84.60.0.48.93.924.99.010.22.242.83.38.28.02.22.219.40.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a..0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0.
less than 10 years ago..0.0.54.914.332.96.0..36.211.5100.0.19.510.313.43.042.021.953.615.270.425.829.217.020.08.323.17.8..0.0.12.98.6..6.42.524.49.723.17.711.63.2..0.0.18.91.6
11-20 years ago..33.916.015.010.515.04.6..16.18.60.0.14.89.914.73.00.0.16.510.729.625.825.416.211.96.622.87.7..0.0.19.710.2..2.01.419.48.810.05.59.62.9..0.0.12.51.4
21-30 years ago..0.0.11.17.46.53.1..4.74.70.0.13.08.714.73.00.0.10.09.50.0.15.414.33.03.05.84.0..0.0.11.07.4..6.22.516.58.626.08.07.72.6..0.0.9.91.2
31-40 years ago..14.013.19.59.28.23.5..0.0.0.0.8.37.911.62.718.517.110.09.50.0.0.0.0.0.3.83.7..100.0.6.76.4..6.92.515.37.99.35.24.92.2..0.0.7.81.1
41-50 years ago..38.117.90.0.11.14.0..15.48.20.0.14.89.911.92.80.0.10.09.50.0.0.0.11.86.59.85.4..0.0.24.610.9..7.32.64.44.33.53.53.91.9..0.0.9.01.2
over 50 years ago..14.013.19.59.226.35.7..27.710.50.0.29.612.633.74.139.522.10.0.0.0.30.018.353.310.434.88.9..0.0.25.211.1..71.34.620.09.228.18.062.24.8..100.0.41.82.0
total..100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0.
over 1000 mn/a..0.0...0.0...0.0...0.0.0.0...0.0.0.0.0.0.0.0.0.0.....0.0...0.0.0.0.0.0.0.0.....0.0.
less than 10 years ago..0.0...45.116.6..0.0...33.616.05.02.2..0.0.100.0.0.0.0.0.19.512.6....26.516.0..2.91.319.212.30.0.7.75.3....7.41.4
11-20 years ago..25.322.1..0.0...100.0...10.39.97.02.5..0.0.0.0.0.0.0.0.0.0.....11.611.0..4.61.79.18.850.525.18.25.6....6.61.3
21-30 years ago..0.0...10.19.6..0.0...20.513.19.02.9..0.0.0.0.100.0.0.0.21.213.3....13.612.6..3.51.49.18.824.721.63.83.7....7.01.4
31-40 years ago..50.025.5..0.0...0.0...10.610.011.23.2..0.0.0.0.0.0.23.422.011.310.6....25.215.6..4.31.610.510.00.0.7.75.3....7.91.4
41-50 years ago..0.0...0.0...0.0...13.112.17.02.6..0.0.0.0.0.0.0.0.20.212.8....0.0...7.31.919.712.70.0.12.06.5....7.71.4
over 50 years ago..24.721.5..44.816.6..0.0...12.011.160.84.9..100.0.0.0.0.0.76.622.027.814.0....23.214.6..77.53.232.315.324.721.660.59.8....63.42.5
total..100.0...100.0...100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0.....100.0...100.0.100.0.100.0.100.0.....100.0.
totaln/a0.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.00.0
less than 10 years ago75.62.818.27.739.87.554.61.751.65.355.93.575.016.229.05.422.01.553.93.758.43.578.73.530.38.737.54.945.53.249.56.561.93.937.74.370.84.412.71.532.15.950.32.422.31.988.66.371.72.943.80.6
11-20 years ago14.12.336.39.630.87.318.11.423.64.519.62.90.0.22.55.119.01.420.43.125.33.111.52.734.38.921.34.422.72.733.86.320.33.224.13.815.63.57.41.217.44.519.11.914.31.67.15.117.12.517.90.5
21-30 years ago3.91.33.03.015.64.99.41.08.62.95.41.625.016.214.14.214.21.39.42.25.01.63.81.517.27.27.42.810.11.913.34.43.61.59.32.610.33.05.41.014.24.411.21.58.41.20.0.6.41.68.90.4
31-40 years ago0.90.620.48.08.84.55.80.87.92.97.41.90.0.9.63.310.11.17.62.05.21.63.71.73.63.52.61.55.71.50.0.4.21.66.92.23.31.95.61.07.53.25.31.16.61.10.0.2.61.16.00.3
41-50 years ago2.10.911.16.30.0.4.00.71.91.34.31.40.0.6.23.06.90.92.91.32.81.20.0.0.0.8.83.14.41.41.91.93.91.67.52.30.0.9.11.37.03.05.71.18.11.20.0.0.80.65.10.3
over 50 years ago3.01.111.16.25.03.78.11.06.52.87.41.90.0.18.54.727.81.75.91.83.31.32.31.314.66.322.54.511.72.11.51.56.02.014.53.10.0.59.82.221.85.28.11.340.42.24.34.31.30.718.30.5
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 #816927/283258
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.20.10.0.0.0.1.61.21.21.20.0.0.30.1
less than 10 years ago79.71.173.03.175.53.742.74.660.45.338.75.573.91.0
11-20 years ago13.81.016.82.614.83.116.23.417.24.117.54.314.60.8
21-30 years ago2.80.52.91.24.61.913.43.25.72.511.03.54.00.4
31-40 years ago1.10.33.01.21.30.97.82.53.72.111.63.62.20.3
41-50 years ago0.20.11.00.71.41.01.61.13.72.15.12.50.80.2
over 50 years ago2.20.43.41.32.31.316.63.58.13.016.04.14.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.60.30.0.0.0.0.80.60.0.0.0.0.30.1
less than 10 years ago62.31.855.42.355.53.019.42.747.73.318.22.749.81.1
11-20 years ago18.71.423.41.916.42.220.02.714.42.318.62.819.20.9
21-30 years ago8.21.08.11.28.11.618.62.612.62.213.92.410.20.7
31-40 years ago2.50.64.71.05.71.411.72.26.41.621.62.96.60.5
41-50 years ago0.80.32.40.72.81.05.01.53.91.37.01.82.80.4
over 50 years ago6.90.95.91.111.41.924.42.915.02.320.72.911.20.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a5.03.51.71.00.0.0.0.0.0.0.70.70.80.3
less than 10 years ago50.07.934.93.736.84.67.42.438.04.212.02.827.61.7
11-20 years ago20.26.421.63.223.94.115.03.318.43.312.62.918.41.5
21-30 years ago9.54.58.82.212.53.221.93.711.72.811.82.812.71.2
31-40 years ago2.62.611.72.59.12.814.93.39.42.516.53.211.81.2
41-50 years ago0.0.3.51.42.71.57.22.31.91.114.53.05.60.8
over 50 years ago12.75.317.82.915.03.433.54.320.63.432.04.023.01.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a26.422.51.91.90.0.0.0.0.60.60.0.0.60.3
less than 10 years ago23.820.930.06.131.66.08.34.028.73.65.61.618.51.7
11-20 years ago23.520.717.85.122.35.416.45.314.62.85.11.612.51.4
21-30 years ago26.422.512.44.413.74.514.75.214.92.89.22.012.41.4
31-40 years ago0.0.3.82.610.34.016.45.311.62.512.72.311.41.4
41-50 years ago0.0.7.13.43.42.48.13.93.61.415.02.58.61.2
over 50 years ago0.0.26.95.918.85.136.17.026.03.452.43.536.02.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.20.40.20.0.0.70.40.30.20.20.20.40.1
less than 10 years ago72.91.054.11.654.32.120.71.842.22.015.51.552.50.6
11-20 years ago15.60.821.31.318.11.617.61.715.71.512.81.316.80.5
21-30 years ago4.90.57.30.98.71.217.91.712.11.311.61.38.50.4
31-40 years ago1.60.35.60.85.81.012.11.58.11.116.31.56.20.3
41-50 years ago0.40.12.50.52.50.65.11.03.30.711.01.33.00.2
over 50 years ago4.10.48.80.910.71.326.02.018.21.532.81.912.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816928/283259
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.20.10.0.0.0.1.51.11.11.10.0.0.30.1
less than 10 years ago79.51.172.23.074.43.741.24.461.15.139.15.273.41.0
11-20 years ago13.80.917.22.615.03.019.33.517.54.018.44.215.00.8
21-30 years ago2.80.43.21.25.11.912.43.05.52.412.43.54.10.4
31-40 years ago1.00.32.81.11.30.97.22.33.52.010.73.42.20.3
41-50 years ago0.30.10.90.71.30.91.51.03.52.04.72.30.90.2
over 50 years ago2.30.43.71.32.81.417.03.47.82.814.83.84.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.50.30.0.0.0.0.80.60.0.0.0.0.30.1
less than 10 years ago62.21.855.22.255.02.919.62.647.73.318.82.749.71.0
11-20 years ago18.71.423.01.917.62.220.32.714.12.318.32.719.20.8
21-30 years ago8.11.08.21.28.31.617.92.512.42.213.32.310.10.6
31-40 years ago2.40.64.91.05.41.311.32.16.31.620.62.86.40.5
41-50 years ago0.80.32.30.72.60.94.91.43.81.27.21.82.70.3
over 50 years ago7.30.96.31.111.11.825.32.915.72.421.72.811.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a4.83.31.60.90.0.0.0.0.0.0.70.70.80.3
less than 10 years ago50.07.734.13.636.14.58.02.436.54.012.82.827.41.6
11-20 years ago19.26.121.33.123.84.015.33.217.73.212.02.718.11.4
21-30 years ago9.04.39.52.211.93.121.23.611.52.611.22.612.51.2
31-40 years ago2.52.512.42.58.72.614.43.28.72.317.13.211.81.2
41-50 years ago0.0.3.31.32.61.57.02.21.81.014.52.95.50.8
over 50 years ago14.55.517.72.917.03.534.04.223.83.531.83.924.01.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a21.118.61.71.70.0.0.0.0.60.60.0.0.60.3
less than 10 years ago19.117.228.85.730.55.98.03.827.73.45.81.618.11.6
11-20 years ago18.817.116.14.721.55.315.85.114.42.74.91.512.01.4
21-30 years ago21.118.614.54.513.34.416.15.214.72.78.81.912.51.4
31-40 years ago0.0.5.02.89.93.915.85.111.02.412.12.211.01.3
41-50 years ago0.0.6.43.13.32.37.73.73.41.414.72.48.31.2
over 50 years ago19.917.827.65.721.55.336.66.828.23.453.73.437.62.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.20.40.20.0.0.70.30.30.20.10.10.40.1
less than 10 years ago72.71.053.61.653.62.020.71.841.62.016.01.452.00.6
11-20 years ago15.70.820.91.318.51.618.41.715.51.412.61.316.80.5
21-30 years ago4.80.57.70.98.71.117.31.611.81.311.31.28.50.4
31-40 years ago1.50.35.80.85.50.911.51.47.71.115.81.46.10.3
41-50 years ago0.50.12.40.52.40.64.90.93.20.710.91.23.00.2
over 50 years ago4.40.49.10.911.31.326.51.919.81.633.21.813.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816929/283260
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.20.10.70.40.0.1.60.80.60.60.0.0.40.1
less than 10 years ago78.90.872.12.176.32.539.83.159.53.837.53.873.00.7
11-20 years ago14.00.716.11.713.02.020.82.515.32.820.63.215.00.6
21-30 years ago2.80.33.60.94.21.211.12.07.42.014.42.84.20.3
31-40 years ago1.10.22.50.71.60.78.01.75.01.710.62.42.30.2
41-50 years ago0.20.10.70.41.70.81.60.83.01.32.51.20.70.1
over 50 years ago2.70.34.31.03.11.017.12.49.22.314.42.84.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.50.20.20.10.0.1.10.50.20.20.0.0.40.1
less than 10 years ago63.21.253.91.655.92.122.12.047.12.320.22.050.40.7
11-20 years ago19.31.022.41.317.31.617.81.816.91.716.81.819.10.6
21-30 years ago6.40.68.90.99.31.217.51.810.51.412.91.79.50.4
31-40 years ago3.10.45.00.75.50.911.11.57.21.221.42.06.80.4
41-50 years ago0.90.21.90.42.30.64.31.04.00.95.41.12.40.2
over 50 years ago6.50.67.80.89.71.226.22.114.21.623.42.111.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a6.72.70.80.50.0.1.20.70.30.30.30.30.90.2
less than 10 years ago48.75.338.42.537.93.310.92.037.22.811.51.828.91.1
11-20 years ago16.73.920.42.119.82.714.32.316.62.211.21.816.50.9
21-30 years ago8.83.011.41.79.22.020.02.68.61.612.31.811.90.8
31-40 years ago3.41.98.51.57.11.713.72.38.61.618.92.211.00.8
41-50 years ago0.0.2.20.83.61.37.21.74.31.213.91.95.90.6
over 50 years ago15.73.818.32.022.32.832.83.124.32.531.82.625.01.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a45.316.61.71.20.0.0.0.0.30.30.0.0.70.2
less than 10 years ago21.213.429.44.126.74.28.52.729.22.55.91.218.21.1
11-20 years ago11.210.516.83.419.63.815.93.613.61.95.21.111.61.0
21-30 years ago11.410.714.53.29.12.716.53.712.71.89.91.511.81.0
31-40 years ago0.0.7.12.39.02.716.53.711.21.712.51.611.41.0
41-50 years ago0.0.4.81.95.52.25.02.24.71.214.51.78.50.8
over 50 years ago10.910.325.63.930.24.437.64.828.12.451.92.437.81.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.10.50.20.0.1.10.30.30.20.10.10.50.1
less than 10 years ago72.50.753.61.154.81.422.51.341.61.415.61.052.20.4
11-20 years ago16.00.620.20.916.91.117.51.215.81.012.20.916.50.4
21-30 years ago4.20.38.50.68.10.816.41.210.30.812.00.98.20.3
31-40 years ago1.80.25.20.55.20.611.51.08.30.816.61.06.20.2
41-50 years ago0.50.11.80.32.70.54.40.64.10.610.00.82.90.2
over 50 years ago4.40.310.10.712.30.926.61.419.61.133.51.313.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816930/283261
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.0.0.0.0.0.0.60.60.90.90.0.0.10.1
less than 10 years ago69.31.253.83.153.23.836.74.148.94.827.64.961.31.0
11-20 years ago22.31.130.12.929.63.522.63.626.34.218.94.323.90.9
21-30 years ago5.30.69.91.97.52.011.32.78.22.67.12.86.70.5
31-40 years ago1.40.31.90.83.71.59.62.56.32.311.63.52.80.4
41-50 years ago0.60.22.00.91.81.06.42.12.91.711.03.51.70.3
over 50 years ago1.10.32.30.94.21.512.82.86.52.423.74.73.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.40.40.0.0.0.0.00.0
less than 10 years ago49.82.041.62.241.73.017.22.533.53.011.32.237.51.0
11-20 years ago27.01.728.52.026.62.713.02.229.02.812.32.324.60.9
21-30 years ago10.21.213.31.59.21.815.52.410.01.916.02.611.90.7
31-40 years ago5.10.96.11.16.11.514.12.27.91.714.52.57.70.6
41-50 years ago2.40.63.30.83.61.112.02.14.41.318.92.85.70.5
over 50 years ago5.50.97.21.212.72.027.82.915.22.227.03.112.50.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.80.80.20.2
less than 10 years ago30.38.029.83.928.94.515.03.634.44.29.32.624.11.7
11-20 years ago33.38.215.73.120.03.96.02.420.03.511.62.815.81.4
21-30 years ago12.25.714.83.018.13.813.23.410.62.710.82.713.31.3
31-40 years ago8.64.86.62.111.13.119.73.98.42.48.42.410.21.2
41-50 years ago3.23.19.32.58.52.78.92.85.62.115.73.29.31.2
over 50 years ago12.35.823.83.613.53.437.44.821.03.643.54.327.11.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.0.0.0.0.0.0.0.90.90.0.0.20.2
less than 10 years ago49.825.125.58.416.26.00.0.20.43.85.91.712.31.6
11-20 years ago0.0.26.58.628.87.411.96.512.63.26.01.711.61.6
21-30 years ago0.0.11.26.119.36.519.77.912.23.14.61.59.41.4
31-40 years ago26.422.57.25.05.63.84.34.211.33.08.72.08.91.4
41-50 years ago23.820.90.0.16.56.212.06.57.72.511.72.210.41.5
over 50 years ago0.0.29.68.813.65.752.110.035.04.563.13.447.32.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.0.0.0.0.0.0.40.30.30.20.20.20.10.0
less than 10 years ago62.41.142.81.641.12.021.21.834.01.911.41.343.60.6
11-20 years ago23.90.927.01.526.51.814.21.623.61.711.01.322.30.6
21-30 years ago7.00.612.51.110.91.314.11.610.21.210.01.29.80.4
31-40 years ago2.80.45.00.76.31.013.51.58.41.110.91.36.10.3
41-50 years ago1.20.23.70.64.80.99.81.35.00.914.81.44.90.3
over 50 years ago2.70.48.90.910.41.326.92.018.51.641.72.013.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816931/283262
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.40.21.10.60.60.61.30.92.41.42.21.50.70.2
less than 10 years ago68.91.253.53.053.23.737.04.047.94.628.24.760.81.0
11-20 years ago22.21.129.22.828.33.423.03.526.54.019.24.123.70.9
21-30 years ago5.20.610.11.87.21.911.32.68.32.56.42.66.60.5
31-40 years ago1.40.32.10.94.11.58.92.45.72.111.53.32.90.4
41-50 years ago0.60.21.90.81.71.06.01.92.61.511.03.31.70.3
over 50 years ago1.40.32.20.95.11.712.52.76.62.321.54.33.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a1.00.40.40.32.10.82.00.91.10.60.50.51.10.2
less than 10 years ago49.31.940.92.240.02.816.02.332.52.812.82.336.81.0
11-20 years ago26.41.727.82.025.82.514.62.228.72.713.32.324.40.9
21-30 years ago10.11.112.71.59.21.716.52.310.71.914.92.411.90.7
31-40 years ago5.20.86.31.15.81.313.12.17.71.613.52.37.50.6
41-50 years ago2.30.63.50.83.61.111.22.04.11.217.62.65.40.5
over 50 years ago5.60.98.41.213.42.026.72.815.12.127.53.012.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a0.0.1.20.90.0.0.0.2.61.31.41.01.10.4
less than 10 years ago32.48.027.83.629.34.316.23.629.93.69.12.423.31.6
11-20 years ago32.38.014.02.819.33.76.62.419.93.111.22.615.41.3
21-30 years ago11.95.613.92.719.33.712.53.39.92.310.52.612.91.3
31-40 years ago8.44.68.32.210.22.920.63.98.72.27.62.210.41.1
41-50 years ago3.13.09.62.47.82.58.42.75.81.916.43.19.31.1
over 50 years ago12.05.625.13.514.23.335.64.723.33.343.74.127.61.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.0.0.0.0.0.0.1.61.10.40.40.60.4
less than 10 years ago49.825.122.97.616.65.70.0.18.83.55.51.511.41.5
11-20 years ago0.0.23.87.825.46.611.06.012.73.06.41.611.21.5
21-30 years ago0.0.10.15.519.46.218.27.411.52.84.91.49.11.3
31-40 years ago26.422.59.85.44.93.44.03.910.72.78.41.88.71.3
41-50 years ago23.820.90.0.14.65.518.77.66.72.211.42.110.21.4
over 50 years ago0.0.33.48.619.16.148.19.737.94.363.03.148.72.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.20.70.31.10.41.30.51.80.50.90.40.90.1
less than 10 years ago62.01.041.91.640.21.921.01.832.01.811.71.242.50.6
11-20 years ago23.70.925.91.425.31.715.11.523.31.611.31.221.90.5
21-30 years ago6.90.512.11.011.21.314.41.510.21.29.51.19.70.4
31-40 years ago2.80.45.60.76.11.013.01.58.21.010.31.26.10.3
41-50 years ago1.20.23.90.64.50.89.61.34.70.814.41.34.90.3
over 50 years ago2.90.410.00.911.61.325.71.919.81.542.01.914.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816932/283263
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a4.90.55.41.35.91.78.92.28.92.58.12.75.70.5
less than 10 years ago67.81.253.12.952.93.536.33.745.94.427.24.559.91.0
11-20 years ago19.61.026.62.625.23.120.43.124.13.717.83.821.10.8
21-30 years ago4.60.59.21.76.41.710.02.37.52.36.02.45.90.5
31-40 years ago1.20.31.90.83.61.47.92.15.21.910.73.12.50.3
41-50 years ago0.50.21.70.81.50.95.31.72.41.410.33.11.50.2
over 50 years ago1.30.32.00.84.51.511.22.46.02.120.04.03.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a6.80.98.51.110.71.612.92.08.21.58.31.88.70.6
less than 10 years ago48.71.840.12.040.02.616.22.233.02.713.22.236.50.9
11-20 years ago23.61.524.41.822.12.212.61.925.62.512.42.121.50.8
21-30 years ago9.11.011.11.37.91.414.22.09.41.613.32.210.40.6
31-40 years ago4.60.85.50.95.01.111.41.86.81.412.12.16.60.5
41-50 years ago2.10.53.00.73.00.99.71.73.61.115.92.44.80.4
over 50 years ago5.00.87.31.111.31.723.02.513.31.924.82.811.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a2.62.68.52.110.22.78.32.59.32.210.52.49.11.0
less than 10 years ago35.17.926.63.427.33.916.33.430.93.410.42.423.31.5
11-20 years ago29.77.512.82.617.13.36.02.217.52.89.92.413.81.2
21-30 years ago11.05.212.72.517.13.311.22.98.72.19.22.311.51.1
31-40 years ago7.84.37.62.08.92.618.63.67.72.06.61.99.21.0
41-50 years ago2.82.88.82.26.92.27.62.45.21.714.52.88.41.0
over 50 years ago11.05.223.03.212.52.932.04.320.63.038.83.824.81.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.19.06.59.64.110.05.57.82.311.82.010.91.3
less than 10 years ago50.125.118.66.421.85.80.0.20.83.45.61.412.21.4
11-20 years ago0.0.19.26.520.95.610.05.511.42.75.61.49.81.3
21-30 years ago0.0.8.14.515.95.216.46.710.32.54.31.37.91.2
31-40 years ago26.122.38.04.43.92.73.53.59.62.57.31.67.61.1
41-50 years ago23.821.00.0.12.14.616.96.96.02.09.91.88.91.2
over 50 years ago0.0.27.27.315.75.143.29.134.04.055.43.042.72.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a5.50.58.00.89.21.110.81.38.51.010.01.17.80.3
less than 10 years ago61.21.040.91.540.01.820.91.732.41.711.91.242.00.6
11-20 years ago21.00.823.01.322.01.513.31.420.81.510.31.119.40.5
21-30 years ago6.10.510.70.99.61.112.61.39.11.08.41.08.60.3
31-40 years ago2.50.34.90.75.20.811.41.37.30.99.11.05.50.3
41-50 years ago1.10.23.40.63.90.78.41.14.20.712.81.24.30.3
over 50 years ago2.60.38.90.810.01.122.51.717.61.437.51.712.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816933/283264
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mless than 10 years ago72.71.261.82.861.03.636.83.944.74.328.44.664.41.0
11-20 years ago15.30.917.12.220.73.020.03.232.24.016.53.817.30.8
21-30 years ago7.70.710.51.89.82.215.52.96.42.117.53.99.10.6
31-40 years ago2.10.46.61.43.61.35.81.94.31.77.22.63.40.4
41-50 years ago0.90.21.30.61.20.86.31.93.71.63.01.71.60.3
over 50 years ago1.20.32.70.93.81.415.72.98.72.427.34.64.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mless than 10 years ago54.62.044.62.241.52.819.52.432.42.714.52.339.31.0
11-20 years ago18.31.519.21.720.02.39.91.820.12.311.32.017.20.8
21-30 years ago13.31.311.41.412.11.810.81.916.32.110.92.012.50.7
31-40 years ago5.30.98.21.25.81.311.41.98.01.67.11.77.30.5
41-50 years ago2.90.65.11.05.41.311.51.94.31.210.72.05.80.5
over 50 years ago5.60.911.41.415.12.136.82.919.02.345.53.217.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mless than 10 years ago32.18.017.83.230.24.59.42.820.93.28.42.217.71.4
11-20 years ago18.26.717.23.115.23.510.12.920.53.27.12.114.41.3
21-30 years ago17.56.511.82.710.43.08.52.717.03.09.72.412.11.2
31-40 years ago8.74.811.52.613.03.32.91.68.52.27.82.28.81.1
41-50 years ago11.45.47.32.17.72.617.53.73.01.37.82.28.21.0
over 50 years ago12.25.734.53.923.54.151.64.830.13.659.24.038.81.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mless than 10 years ago68.126.618.77.516.65.45.73.913.93.13.01.08.41.2
11-20 years ago31.926.618.47.412.84.92.62.611.42.94.21.27.61.2
21-30 years ago0.0.7.75.214.95.28.34.615.03.38.51.710.61.4
31-40 years ago0.0.3.43.421.36.011.25.38.82.58.31.79.51.3
41-50 years ago0.0.14.36.68.74.111.25.36.42.27.41.67.91.2
over 50 years ago0.0.37.69.425.86.461.08.244.54.568.62.856.02.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago66.51.045.21.643.32.021.41.729.11.711.01.144.00.6
11-20 years ago16.30.818.31.218.91.512.21.421.01.58.61.016.10.5
21-30 years ago9.60.611.11.011.41.211.51.314.31.310.71.111.00.4
31-40 years ago3.20.48.10.97.51.08.31.27.51.07.71.06.10.3
41-50 years ago1.70.34.50.74.80.811.21.34.20.78.01.04.60.3
over 50 years ago2.70.412.91.114.11.435.42.023.81.654.01.818.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816934/283265
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mless than 10 years ago73.21.263.02.962.03.737.34.145.64.529.34.965.51.0
11-20 years ago15.20.916.12.220.53.120.33.331.74.217.34.117.10.8
21-30 years ago7.60.710.41.810.22.313.42.95.62.115.03.98.70.6
31-40 years ago2.20.46.31.43.81.46.32.14.81.96.92.73.40.4
41-50 years ago0.90.21.30.71.20.96.92.14.11.83.41.91.60.3
over 50 years ago0.90.22.91.02.21.115.73.08.12.528.14.93.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mless than 10 years ago54.62.045.92.343.03.020.02.633.93.014.92.440.61.1
11-20 years ago18.21.519.11.820.12.410.12.020.42.59.52.017.10.8
21-30 years ago13.51.411.31.412.42.07.31.715.32.28.61.911.90.7
31-40 years ago5.10.98.21.25.81.49.71.97.61.66.61.76.90.5
41-50 years ago3.00.75.31.05.41.412.92.24.51.311.62.26.00.5
over 50 years ago5.70.910.21.413.22.140.03.218.32.448.83.517.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mless than 10 years ago34.18.419.33.534.14.99.53.022.43.78.92.619.41.6
11-20 years ago16.06.517.13.313.93.610.43.124.43.85.02.014.51.4
21-30 years ago15.56.413.33.010.73.26.32.511.62.88.92.610.71.3
31-40 years ago9.25.112.22.913.63.52.21.510.02.68.22.59.41.2
41-50 years ago12.15.75.92.08.72.915.53.73.01.56.52.27.71.1
over 50 years ago13.06.032.04.119.04.156.15.128.74.062.44.438.32.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mless than 10 years ago68.126.628.210.717.96.24.54.415.93.63.01.29.71.5
11-20 years ago31.926.622.09.713.15.43.93.99.82.93.11.37.11.3
21-30 years ago0.0.11.57.713.15.53.93.915.13.65.01.68.71.4
31-40 years ago0.0.5.25.121.06.612.56.87.62.66.61.88.61.4
41-50 years ago0.0.10.47.08.14.512.56.86.82.58.01.98.01.4
over 50 years ago0.0.22.710.026.87.262.79.944.94.974.33.158.02.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago67.01.047.21.645.62.122.11.930.91.912.01.346.40.6
11-20 years ago16.10.818.01.318.81.612.81.521.71.77.71.116.10.5
21-30 years ago9.50.611.31.111.51.38.71.312.51.38.41.110.20.4
31-40 years ago3.20.48.10.97.51.17.51.27.51.17.01.05.80.3
41-50 years ago1.70.34.20.74.80.911.61.44.50.88.31.14.50.3
over 50 years ago2.50.311.21.011.81.337.32.222.81.756.72.016.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816935/283266
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.10.10.0.0.0.0.0.0.0.0.0.0.10.1
less than 10 years ago72.11.253.92.955.53.837.14.043.14.138.65.563.21.0
11-20 years ago16.81.026.22.627.13.418.33.325.73.613.13.919.40.8
21-30 years ago5.80.67.91.68.62.111.42.613.32.912.63.77.30.5
31-40 years ago2.20.46.51.44.11.59.92.56.92.18.73.23.90.4
41-50 years ago1.50.32.71.01.71.06.22.02.71.43.72.12.10.3
over 50 years ago1.50.32.81.03.01.317.03.18.22.323.24.83.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago51.42.042.92.336.72.919.62.622.12.515.92.536.31.0
11-20 years ago20.31.620.41.823.82.614.52.324.52.610.02.019.60.9
21-30 years ago9.31.212.01.512.22.07.41.716.22.26.61.710.70.7
31-40 years ago7.71.17.11.27.91.65.21.511.11.95.61.67.50.6
41-50 years ago3.80.86.71.14.51.310.62.06.11.413.12.36.60.5
over 50 years ago7.51.111.01.414.82.242.83.320.02.448.83.419.20.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago49.98.327.54.022.14.211.63.214.83.46.52.218.71.6
11-20 years ago16.86.313.53.020.84.19.62.917.13.62.51.412.71.4
21-30 years ago8.14.59.92.610.93.17.72.615.13.47.22.310.01.2
31-40 years ago8.64.86.22.18.12.74.92.210.72.98.82.57.81.1
41-50 years ago0.0.11.52.812.93.43.91.912.73.27.42.49.11.2
over 50 years ago16.56.231.44.125.14.462.24.829.44.467.64.241.82.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago48.625.023.710.321.56.47.75.35.52.73.01.27.51.4
11-20 years ago25.722.111.97.99.74.68.25.67.03.04.71.56.61.3
21-30 years ago0.0.17.29.114.75.53.83.711.13.73.61.37.01.4
31-40 years ago0.0.6.05.817.05.97.75.311.23.75.21.67.91.4
41-50 years ago0.0.0.0.12.35.212.06.56.82.97.51.97.81.4
over 50 years ago25.722.141.312.024.86.860.59.858.35.876.13.063.22.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.61.043.91.638.72.022.31.923.81.712.81.343.90.6
11-20 years ago17.80.821.11.423.31.814.31.621.41.77.21.117.90.5
21-30 years ago6.80.610.51.011.11.38.41.214.71.46.51.09.00.4
31-40 years ago3.90.46.80.87.41.16.61.110.01.26.51.06.00.3
41-50 years ago2.20.36.00.85.71.08.11.26.61.09.01.25.10.3
over 50 years ago3.60.411.71.113.81.440.42.223.41.758.02.018.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816936/283267
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mless than 10 years ago72.51.261.92.860.73.636.43.844.84.229.14.664.31.0
11-20 years ago15.40.917.12.220.83.019.73.131.23.916.33.817.30.8
21-30 years ago7.90.710.31.89.62.215.32.97.72.217.43.89.20.6
31-40 years ago2.10.46.51.43.51.36.42.04.21.77.12.63.40.4
41-50 years ago0.90.21.60.71.10.86.21.93.61.63.01.71.60.3
over 50 years ago1.20.32.60.94.21.516.12.98.52.327.04.54.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mless than 10 years ago54.41.944.52.241.82.819.42.432.52.714.32.239.31.0
11-20 years ago18.51.519.01.720.02.29.91.819.92.311.12.017.20.8
21-30 years ago13.11.311.21.412.01.810.81.916.42.111.22.012.50.7
31-40 years ago5.40.98.51.25.71.311.41.98.31.67.01.67.40.5
41-50 years ago2.80.65.11.05.31.211.51.94.21.110.62.05.70.5
over 50 years ago5.70.911.81.415.32.037.02.918.82.245.93.218.00.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mless than 10 years ago31.17.817.63.130.24.59.42.820.23.28.12.217.41.4
11-20 years ago20.56.917.03.115.23.510.12.920.53.16.82.014.51.3
21-30 years ago17.06.311.22.610.43.08.52.716.42.99.92.411.91.2
31-40 years ago8.44.711.02.513.03.32.91.68.92.27.52.18.71.0
41-50 years ago11.15.27.52.17.72.617.53.72.91.37.52.18.11.0
over 50 years ago11.85.635.63.923.54.151.64.831.13.660.13.939.41.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mless than 10 years ago68.126.618.77.516.65.45.43.713.73.12.91.08.21.2
11-20 years ago31.926.618.47.412.84.92.52.411.22.84.51.37.61.2
21-30 years ago0.0.7.75.214.95.27.84.414.73.28.71.710.51.4
31-40 years ago0.0.3.43.421.36.013.35.58.62.58.01.69.51.3
41-50 years ago0.0.14.36.68.74.113.35.56.32.27.61.68.11.2
over 50 years ago0.0.37.69.425.86.457.88.045.44.468.42.856.12.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago66.31.045.01.643.51.921.21.728.91.710.91.143.80.6
11-20 years ago16.50.818.11.219.01.512.11.320.71.58.51.016.10.5
21-30 years ago9.60.610.91.011.21.211.41.314.41.310.81.110.90.4
31-40 years ago3.20.48.10.87.41.08.61.27.71.07.50.96.20.3
41-50 years ago1.60.34.60.74.70.811.31.34.20.77.91.04.60.3
over 50 years ago2.80.413.31.114.21.435.52.024.01.654.41.818.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816937/283268
NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mless than 10 years ago71.71.160.82.760.93.434.73.543.54.030.14.463.40.9
11-20 years ago15.20.917.52.120.42.820.63.029.23.614.53.417.10.7
21-30 years ago8.50.711.41.79.92.114.82.610.82.517.23.610.00.6
31-40 years ago2.10.45.91.33.51.27.72.04.41.67.22.53.50.4
41-50 years ago1.00.31.80.71.00.76.51.83.21.45.62.21.80.3
over 50 years ago1.40.32.70.94.21.415.72.78.92.325.44.24.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mless than 10 years ago54.41.844.52.040.42.619.22.332.22.615.62.239.20.9
11-20 years ago18.31.419.21.619.22.19.91.720.22.210.01.817.10.7
21-30 years ago13.51.311.41.312.81.710.71.816.22.011.62.012.70.7
31-40 years ago5.30.88.11.16.31.312.01.98.21.57.41.67.40.5
41-50 years ago2.70.65.10.95.21.210.71.84.11.110.21.95.50.4
over 50 years ago5.80.911.61.316.21.937.42.819.12.145.13.118.00.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mless than 10 years ago33.27.516.62.929.84.310.42.919.22.98.82.117.21.3
11-20 years ago18.26.216.62.914.13.39.52.720.23.06.61.813.81.2
21-30 years ago20.26.412.62.610.52.98.82.615.32.79.42.212.01.2
31-40 years ago7.74.311.82.513.93.24.52.09.12.17.11.99.21.0
41-50 years ago10.24.87.52.08.02.617.23.53.61.47.62.08.21.0
over 50 years ago10.55.034.83.723.74.049.74.732.63.560.53.639.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mless than 10 years ago50.925.018.36.820.15.54.43.014.03.03.31.08.71.2
11-20 years ago49.125.014.86.113.44.72.12.111.02.74.01.17.31.1
21-30 years ago0.0.9.25.113.24.78.54.114.93.18.61.610.51.3
31-40 years ago0.0.9.35.118.95.415.05.28.72.48.41.610.01.3
41-50 years ago0.0.14.96.27.63.710.74.56.62.16.91.57.61.1
over 50 years ago0.0.33.48.226.76.159.37.244.84.268.82.755.92.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago65.71.044.51.543.11.820.91.628.41.611.81.143.50.6
11-20 years ago16.30.818.21.118.31.412.21.320.41.47.80.915.80.4
21-30 years ago10.20.611.51.011.71.211.41.214.71.210.81.111.40.4
31-40 years ago3.20.48.00.87.61.09.71.27.70.97.70.96.30.3
41-50 years ago1.70.34.80.64.60.810.71.24.20.77.90.94.60.3
over 50 years ago2.90.313.01.014.71.335.21.924.41.554.01.718.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816938/283269
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.10.10.0.0.0.0.0.0.0.0.0.0.10.1
less than 10 years ago71.81.252.72.955.53.736.03.942.43.935.85.262.41.0
11-20 years ago16.81.027.32.626.63.318.53.225.13.411.73.519.50.8
21-30 years ago5.90.67.91.59.42.213.42.714.02.813.63.67.70.5
31-40 years ago2.30.46.21.44.01.510.52.57.52.111.33.44.10.4
41-50 years ago1.50.32.91.01.60.95.81.92.51.24.52.22.20.3
over 50 years ago1.60.33.01.02.91.315.92.98.72.223.14.64.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago50.82.041.72.236.12.820.82.521.92.315.62.335.41.0
11-20 years ago20.51.619.91.824.02.512.42.023.12.39.51.919.10.8
21-30 years ago9.31.212.61.511.61.97.41.616.52.17.51.711.00.7
31-40 years ago7.71.17.01.18.01.57.51.612.01.88.61.88.30.6
41-50 years ago4.00.86.91.14.01.111.72.06.01.312.62.16.70.5
over 50 years ago7.71.111.91.416.22.140.33.020.52.246.33.219.60.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago51.28.025.83.619.53.712.93.113.52.95.91.917.41.4
11-20 years ago18.16.213.62.818.43.68.52.616.83.14.01.612.41.2
21-30 years ago7.54.210.62.511.43.06.82.314.42.99.72.410.51.1
31-40 years ago7.94.46.82.18.02.67.02.414.02.99.72.49.11.1
41-50 years ago0.0.10.62.513.23.26.22.311.92.76.62.09.11.1
over 50 years ago15.25.732.63.929.34.358.54.629.43.864.23.941.41.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago58.622.215.67.219.75.68.14.55.82.54.01.27.51.2
11-20 years ago20.718.47.85.38.03.85.73.95.82.53.81.25.21.0
21-30 years ago0.0.15.27.016.15.22.62.612.73.65.51.48.21.3
31-40 years ago0.0.3.93.918.05.411.05.211.63.57.41.69.31.3
41-50 years ago0.0.0.0.10.14.38.34.67.92.98.41.77.91.2
over 50 years ago20.718.457.59.728.26.464.38.056.25.370.92.761.92.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.21.042.11.637.31.922.41.722.81.611.81.241.80.6
11-20 years ago18.00.821.01.322.51.612.81.420.21.56.60.917.30.5
21-30 years ago6.90.510.91.011.31.38.61.215.11.37.91.09.40.4
31-40 years ago4.00.46.70.87.71.08.41.211.31.28.71.06.80.3
41-50 years ago2.20.36.00.75.50.98.81.26.60.98.91.05.30.3
over 50 years ago3.70.413.41.115.71.439.12.024.01.656.01.819.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816939/283270
NFI4
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
up to 100 mn/a0.10.10.0.0.0.0.0.0.0.0.0.0.10.1
less than 10 years ago71.81.252.22.855.53.735.93.842.93.935.45.162.21.0
11-20 years ago16.81.027.62.526.43.318.13.124.93.312.73.619.50.8
21-30 years ago5.80.67.71.59.32.213.82.713.52.713.43.67.70.5
31-40 years ago2.30.46.41.43.91.510.92.57.22.011.13.34.20.4
41-50 years ago1.50.32.90.91.60.95.71.82.41.24.52.22.10.3
over 50 years ago1.60.33.21.03.31.315.62.99.02.222.94.54.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago50.62.041.22.135.82.721.12.422.12.315.52.335.01.0
11-20 years ago20.81.619.51.723.92.412.01.922.12.29.71.918.90.8
21-30 years ago9.41.213.11.511.91.87.71.617.62.17.51.711.40.7
31-40 years ago7.61.16.91.17.91.58.41.711.51.79.01.88.30.6
41-50 years ago3.90.86.61.14.11.111.71.96.01.311.92.06.70.5
over 50 years ago7.71.112.71.416.32.139.02.920.82.246.33.119.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago50.07.925.23.520.13.711.92.913.62.85.71.917.11.4
11-20 years ago20.26.414.32.817.33.57.82.415.32.93.81.512.01.2
21-30 years ago7.34.111.42.510.82.88.72.515.22.910.02.411.11.1
31-40 years ago7.74.36.52.08.42.56.42.212.82.79.42.38.71.0
41-50 years ago0.0.10.12.414.13.29.02.611.62.67.72.19.81.1
over 50 years ago14.85.632.53.829.34.256.14.431.53.763.43.841.21.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago49.120.415.06.918.65.16.83.85.12.23.71.17.01.1
11-20 years ago17.315.77.55.16.93.34.73.35.12.23.51.14.70.9
21-30 years ago0.0.14.66.819.15.22.22.215.53.75.11.38.81.2
31-40 years ago0.0.3.83.715.54.711.74.910.33.18.21.69.41.3
41-50 years ago0.0.0.0.8.73.79.24.47.02.68.41.67.71.2
over 50 years ago33.619.459.19.531.36.165.47.357.05.071.12.662.52.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.01.041.51.536.81.921.91.722.71.511.41.141.00.6
11-20 years ago18.10.820.91.321.91.612.21.319.11.46.60.917.00.5
21-30 years ago6.90.511.21.011.61.29.01.216.01.37.80.99.70.4
31-40 years ago4.00.46.60.87.61.08.91.210.71.19.01.06.80.3
41-50 years ago2.20.35.80.75.60.99.51.26.50.99.01.05.40.3
over 50 years ago3.80.414.01.116.41.438.52.025.11.656.21.820.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816940/283271
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.60.40.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.61.21.21.20.0.0.30.1
less than 10 years ago71.52.476.13.362.84.791.41.885.61.768.36.678.53.875.74.463.37.981.79.871.79.242.74.660.45.338.75.573.81.0
11-20 years ago17.52.016.02.820.03.86.91.712.01.619.15.413.63.217.83.920.36.40.0.12.86.916.23.417.24.117.54.314.60.8
21-30 years ago3.61.04.21.68.82.80.90.61.40.60.0.2.71.65.52.48.24.60.0.4.14.113.43.25.72.511.03.54.10.5
31-40 years ago1.90.72.41.23.01.70.0.0.0.7.24.01.61.10.90.92.82.80.0.3.63.57.82.53.72.111.63.62.30.3
41-50 years ago0.50.40.0.1.01.00.0.0.0.2.01.90.80.80.0.0.0.11.77.80.0.1.61.13.72.15.12.50.80.2
over 50 years ago4.41.10.80.84.41.90.90.61.10.53.42.42.71.60.0.5.43.76.66.57.85.316.63.58.13.016.04.14.00.4
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.
101-500 mn/a0.80.50.0.0.90.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.60.0.0.0.0.30.1
less than 10 years ago56.42.666.87.057.24.879.73.766.24.840.45.165.82.964.93.744.74.428.26.851.76.419.42.747.73.318.22.749.81.1
11-20 years ago21.92.28.84.322.24.09.62.820.14.030.64.820.82.515.22.723.23.719.45.916.34.520.02.714.42.318.62.819.20.9
21-30 years ago9.11.517.15.68.62.84.11.85.02.211.53.55.01.47.42.012.52.910.74.67.33.218.62.612.62.213.92.410.30.7
31-40 years ago2.70.92.72.61.81.22.61.52.01.45.72.52.61.04.61.68.72.52.12.011.04.011.72.26.41.621.62.96.60.5
41-50 years ago1.40.60.0.1.01.00.0.0.0.3.71.81.40.71.60.92.91.44.12.85.43.15.01.53.91.37.01.82.70.3
over 50 years ago7.61.44.63.28.42.74.01.86.82.58.03.04.41.26.21.98.02.435.57.18.23.524.42.915.02.320.72.911.20.7
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.
501-1000 mn/a10.97.30.0.0.0.0.0.0.0.0.0.1.41.40.0.3.22.20.0.0.0.0.0.0.0.0.70.70.80.3
less than 10 years ago45.011.851.635.340.614.275.021.773.322.626.97.043.96.135.26.630.25.843.69.632.19.07.42.438.04.212.02.827.51.7
11-20 years ago16.38.70.0.25.312.725.021.726.722.634.47.615.44.524.86.020.65.125.38.321.47.915.03.318.43.312.62.918.51.5
21-30 years ago10.26.948.435.39.08.60.0.0.0.10.35.06.33.111.34.411.44.14.03.922.78.321.93.711.72.811.82.812.91.3
31-40 years ago5.85.70.0.0.0.0.0.0.0.15.25.99.03.514.94.913.04.34.14.04.64.514.93.39.42.516.53.211.91.2
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.0.5.52.73.52.42.71.93.53.50.0.7.22.31.91.114.53.05.50.8
over 50 years ago11.87.80.0.25.112.60.0.0.0.13.15.618.54.610.44.419.05.019.67.719.17.133.54.320.63.432.04.022.91.6
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.
over 1000 mn/a52.935.2....0.0.0.0.0.0.0.0.0.0.5.04.90.0.0.0.0.0.0.60.60.0.0.60.3
less than 10 years ago0.0.....0.0.100.0.22.411.743.310.436.212.018.58.420.59.238.710.38.34.028.73.65.61.618.61.7
11-20 years ago47.135.2....0.0.0.0.35.514.413.67.425.611.014.67.827.010.316.27.616.45.314.62.85.11.612.51.4
21-30 years ago0.0.....100.0.0.0.7.06.88.55.812.38.219.08.610.37.015.97.514.75.214.92.89.22.012.41.4
31-40 years ago0.0.....0.0.0.0.0.0.4.54.414.29.25.04.910.37.08.35.816.45.311.62.512.72.311.41.4
41-50 years ago0.0.....0.0.0.0.7.06.84.14.00.0.9.66.50.0.8.66.08.13.93.61.415.02.58.61.2
over 50 years ago0.0.....0.0.0.0.28.113.825.99.111.77.828.39.931.810.812.26.836.17.026.03.452.43.535.92.1
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.
totaln/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.1.20.70.0.0.0.0.70.40.30.20.20.20.40.1
less than 10 years ago63.31.873.83.059.03.387.11.881.91.744.53.664.92.262.22.641.63.138.84.848.54.320.71.842.22.015.51.552.40.6
11-20 years ago19.71.514.32.421.32.77.91.413.61.528.43.217.91.817.92.121.42.619.23.816.83.217.61.715.71.512.81.316.80.5
21-30 years ago6.40.97.41.88.71.92.20.82.00.67.82.04.81.07.71.512.12.17.32.511.72.817.91.712.11.311.61.38.60.4
31-40 years ago2.40.62.41.12.31.00.80.50.40.37.72.03.30.85.51.28.61.83.71.87.82.312.11.58.11.116.31.56.20.3
41-50 years ago0.90.30.0.1.00.70.0.0.0.2.71.11.90.61.40.63.01.04.41.94.01.85.11.03.30.711.01.33.00.2
over 50 years ago6.20.91.60.97.31.71.90.72.20.68.92.16.91.15.31.212.12.126.54.211.22.626.02.018.21.532.81.912.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #816941/283272
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.30.20.60.40.0.0.40.30.0.0.0.1.20.70.0.0.0.0.0.0.0.1.60.80.60.60.0.0.40.1
less than 10 years ago71.71.775.52.364.43.389.31.484.61.262.95.080.62.579.12.860.34.979.67.063.16.839.83.159.53.837.53.872.90.7
11-20 years ago16.61.416.31.920.62.88.01.312.41.121.34.111.12.014.62.522.84.22.62.613.04.620.82.515.32.820.63.214.90.6
21-30 years ago3.70.73.71.07.51.80.60.41.60.43.01.72.81.03.01.26.02.45.63.98.13.911.12.07.42.014.42.84.20.3
31-40 years ago1.50.52.50.82.41.00.20.20.20.28.53.01.20.71.40.81.01.00.0.4.02.88.01.75.01.710.62.42.30.2
41-50 years ago0.60.30.20.20.50.50.0.0.0.1.11.10.40.40.90.61.01.05.63.92.02.01.60.83.01.32.51.20.70.1
over 50 years ago5.60.91.20.64.61.41.40.61.20.43.11.82.81.11.00.79.02.96.64.69.84.217.12.49.22.314.42.84.60.3
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.
101-500 mn/a0.60.30.0.1.30.70.0.0.40.40.0.0.40.30.0.0.0.0.0.0.0.1.10.50.20.20.0.0.40.1
less than 10 years ago56.91.868.64.956.73.279.72.671.13.039.33.364.62.163.52.543.63.136.44.950.54.622.12.047.12.320.22.050.40.7
11-20 years ago22.41.613.43.621.02.710.92.118.92.630.73.119.21.716.91.921.72.618.94.016.03.317.81.816.91.716.81.819.10.6
21-30 years ago7.51.09.93.16.91.73.01.14.41.415.02.44.30.98.71.513.62.213.33.58.12.517.51.810.51.412.91.79.50.4
31-40 years ago3.80.73.52.01.70.83.91.31.70.94.11.42.80.74.31.110.52.05.32.38.92.611.11.57.21.221.42.06.80.4
41-50 years ago1.20.40.0.2.21.00.0.0.0.2.11.01.60.51.30.62.00.92.81.64.91.94.31.04.00.95.41.12.40.2
over 50 years ago7.71.04.82.310.22.02.51.03.51.28.71.97.11.15.31.28.61.823.24.311.72.926.22.114.21.623.42.111.50.5
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.
501-1000 mn/a15.65.90.0.0.0.0.0.0.0.0.0.0.60.60.0.1.61.10.0.0.0.1.20.70.30.30.30.30.90.2
less than 10 years ago34.27.767.127.052.110.061.813.572.113.732.05.049.54.043.05.028.34.130.96.136.56.010.92.037.22.811.51.828.81.1
11-20 years ago13.25.50.0.19.98.015.510.127.913.725.54.717.03.024.04.421.23.718.75.115.04.414.32.316.62.211.21.816.50.9
21-30 years ago10.44.932.927.08.55.77.27.00.0.13.43.810.72.59.22.911.42.97.23.511.24.020.02.68.61.612.31.812.00.8
31-40 years ago8.04.40.0.0.0.0.0.0.0.14.43.95.11.89.12.99.12.63.62.57.13.113.72.38.61.618.92.211.00.8
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.0.2.41.24.02.03.21.63.32.33.22.37.21.74.31.213.91.95.90.6
over 50 years ago18.76.40.0.19.57.915.410.00.0.14.73.914.72.810.63.225.23.936.36.327.05.532.83.124.32.531.82.625.01.1
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.
over 1000 mn/a80.117.8....0.0.0.0.0.0.2.22.20.0.2.22.20.0.0.0.0.0.0.30.30.0.0.70.2
less than 10 years ago0.0.....34.127.6100.0.19.67.341.27.322.97.623.15.922.16.933.97.18.52.729.22.55.91.218.21.2
11-20 years ago19.917.8....0.0.0.0.25.28.311.24.719.87.318.15.424.87.215.05.315.93.613.61.95.21.111.61.0
21-30 years ago0.0.....34.127.60.0.14.96.98.84.29.55.219.65.65.73.911.24.716.53.712.71.89.91.511.81.0
31-40 years ago0.0.....0.0.0.0.13.76.48.54.113.76.42.02.08.44.76.93.916.53.711.21.712.51.611.41.0
41-50 years ago0.0.....0.0.0.0.3.23.22.12.13.73.68.13.98.24.64.53.25.02.24.71.214.51.78.50.8
over 50 years ago0.0.....31.826.50.0.23.38.225.96.530.48.526.96.230.97.728.46.737.64.828.12.451.92.437.81.4
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.
totaln/a1.10.30.40.30.60.40.30.20.10.10.0.0.70.30.0.0.60.30.0.0.0.1.10.30.30.20.10.10.50.1
less than 10 years ago63.31.374.02.160.02.385.51.381.61.241.82.465.21.563.61.841.32.239.13.346.73.022.51.341.61.415.61.052.10.4
11-20 years ago19.31.015.61.720.81.99.01.113.91.027.22.116.51.217.31.421.51.817.42.515.12.117.51.215.81.012.20.916.50.4
21-30 years ago5.70.65.11.07.31.21.70.52.20.412.01.65.10.77.11.012.21.49.42.09.31.716.41.210.30.812.00.98.20.3
31-40 years ago2.80.42.70.81.90.61.40.40.50.27.81.33.00.54.50.87.61.24.61.47.31.511.51.08.30.816.61.06.20.2
41-50 years ago0.90.20.20.21.30.50.0.0.0.1.60.61.40.41.70.52.70.74.21.33.91.24.40.64.10.610.00.82.90.2
over 50 years ago6.90.71.90.68.21.32.10.51.60.49.61.48.00.85.80.914.31.525.42.917.82.326.61.419.61.133.51.313.60.3
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #816942/283273
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.90.90.0.0.10.1
less than 10 years ago60.32.563.63.668.04.273.32.877.22.035.96.161.14.151.34.753.76.863.710.452.78.736.74.148.94.827.64.961.21.0
11-20 years ago26.02.226.23.317.33.323.02.718.51.837.26.329.33.934.04.526.26.017.68.122.57.222.63.626.34.218.94.324.00.9
21-30 years ago9.11.55.11.67.22.32.81.13.10.813.54.37.42.29.32.710.44.10.0.5.84.011.32.78.22.67.12.86.60.5
31-40 years ago1.30.63.51.44.41.90.80.60.50.31.51.51.41.03.71.83.82.64.84.84.03.99.62.56.32.311.63.52.90.4
41-50 years ago1.00.51.71.00.90.90.0.0.0.6.13.40.0.0.80.83.92.70.0.5.63.96.42.12.91.711.03.51.80.3
over 50 years ago2.30.80.0.2.31.30.0.0.60.45.82.80.80.80.80.82.01.914.07.69.45.312.82.86.52.423.74.73.40.4
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.
101-500 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.00.0
less than 10 years ago44.72.733.77.648.25.265.84.659.55.437.64.949.13.145.03.928.83.943.17.233.66.117.22.533.53.011.32.237.51.0
11-20 years ago26.72.441.87.831.14.823.04.121.24.628.34.629.72.930.93.626.73.86.13.431.76.013.02.229.02.812.32.324.70.9
21-30 years ago13.81.95.63.95.72.54.92.110.03.415.63.511.02.06.51.916.03.219.45.77.33.215.52.410.01.916.02.611.90.7
31-40 years ago6.11.313.25.65.52.40.0.3.42.08.32.93.81.25.61.89.32.54.02.88.63.414.12.27.91.714.52.57.70.6
41-50 years ago2.00.82.52.53.21.82.81.62.41.72.01.42.00.93.61.57.02.30.0.5.72.812.02.14.41.318.92.85.70.5
over 50 years ago6.61.33.23.16.42.63.51.73.52.08.12.84.31.28.42.212.22.927.46.613.14.327.82.915.22.227.03.112.50.7
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.
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.80.20.2
less than 10 years ago39.612.70.0.27.913.850.035.50.0.31.88.719.75.429.46.238.96.636.99.718.87.715.03.634.44.29.32.624.11.7
11-20 years ago27.311.651.635.320.312.850.035.573.322.66.84.723.25.719.45.313.24.723.78.617.28.06.02.420.03.511.62.815.81.4
21-30 years ago6.05.90.0.20.713.00.0.26.722.623.57.511.84.520.25.513.04.515.57.117.48.013.23.410.62.710.82.713.31.3
31-40 years ago6.05.948.435.310.710.10.0.0.0.6.34.46.33.55.53.17.53.612.06.521.08.519.73.98.42.48.42.410.21.2
41-50 years ago7.06.70.0.0.0.0.0.0.0.10.86.09.13.912.74.59.44.00.0.10.77.08.92.85.62.115.73.29.51.2
over 50 years ago14.19.20.0.20.412.90.0.0.0.20.87.729.96.112.74.518.05.211.86.414.97.037.44.821.03.643.54.326.91.7
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.
over 1000 mn/a0.0...0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.90.90.0.0.20.2
less than 10 years ago100.0...0.0.0.0...34.620.327.113.411.410.820.512.97.77.423.610.60.0.20.43.85.91.712.31.6
11-20 years ago0.0...0.0.0.0...15.414.437.314.834.616.619.412.422.311.433.512.311.96.512.63.26.01.711.61.6
21-30 years ago0.0...0.0.0.0...15.414.40.0.26.515.920.813.014.89.716.99.019.77.912.23.14.61.59.31.4
31-40 years ago0.0...0.0.100.0...0.0.8.58.10.0.9.79.30.0.13.49.04.34.211.33.08.72.08.91.4
41-50 years ago0.0...100.0.0.0...0.0.0.0.27.516.40.0.23.712.14.84.812.06.57.72.511.72.210.41.5
over 50 years ago0.0...0.0.0.0...34.620.327.113.40.0.29.614.431.513.17.87.552.110.035.04.563.13.447.22.5
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.
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.30.20.20.20.10.0
less than 10 years ago52.81.857.53.357.73.370.72.473.91.936.13.449.02.343.92.736.13.041.84.834.34.121.21.834.01.911.41.343.50.6
11-20 years ago26.31.629.33.023.02.823.12.319.41.727.53.329.02.130.22.523.42.714.43.327.03.914.21.623.61.711.01.322.30.6
21-30 years ago11.21.25.11.57.11.73.41.04.40.916.12.59.81.410.11.614.32.213.93.310.02.614.11.610.21.210.01.29.70.4
31-40 years ago3.60.75.71.65.11.50.90.50.90.45.51.73.50.94.81.27.71.75.62.210.32.713.51.58.41.110.91.36.20.3
41-50 years ago1.60.51.80.92.31.00.80.50.40.34.61.62.10.74.71.16.61.62.81.66.52.19.81.35.00.914.81.44.90.3
over 50 years ago4.50.80.60.64.81.41.00.51.10.410.12.16.61.16.31.311.92.121.54.011.92.826.92.018.51.641.72.013.20.4
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, 11.07.2020 #816943/283274
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a6.11.15.31.56.92.15.61.42.90.72.81.94.51.76.52.110.93.93.83.84.53.28.92.28.92.58.12.75.70.5
less than 10 years ago58.82.363.03.364.83.971.02.776.71.936.65.861.33.850.84.447.76.263.99.151.88.136.33.745.94.427.24.559.81.0
11-20 years ago22.82.022.82.915.32.920.22.416.51.634.25.825.53.429.34.023.35.313.96.619.46.320.43.124.13.717.83.821.20.8
21-30 years ago7.91.34.41.45.61.82.40.92.70.714.14.36.91.98.02.38.73.40.0.5.13.610.02.37.52.36.02.45.90.5
31-40 years ago1.10.53.11.33.51.50.70.50.40.31.41.41.20.83.31.64.52.57.35.03.43.37.92.15.21.910.73.12.60.3
41-50 years ago0.90.41.50.80.70.70.0.0.0.5.33.00.0.0.70.73.22.30.0.4.93.45.31.72.41.410.33.11.60.3
over 50 years ago2.50.70.0.3.21.40.0.0.70.45.62.70.70.71.41.01.61.611.06.110.85.211.22.46.02.120.04.03.30.4
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.
101-500 mn/a6.41.24.53.17.72.55.32.09.53.011.02.97.61.510.42.19.12.313.94.39.03.312.92.08.21.58.31.88.80.6
less than 10 years ago44.02.535.47.447.24.863.94.355.55.034.64.348.02.842.03.428.13.542.26.135.35.416.22.233.02.713.22.236.50.9
11-20 years ago23.52.137.17.227.54.320.53.717.83.923.53.925.62.526.43.122.53.36.12.923.94.812.61.925.62.512.42.121.50.8
21-30 years ago12.41.75.33.74.82.15.02.08.32.813.53.09.11.66.01.613.12.713.74.36.92.814.22.09.41.613.32.210.40.6
31-40 years ago5.61.212.25.24.62.00.0.3.81.96.62.33.51.14.41.48.92.24.42.56.42.511.41.86.81.412.12.16.70.5
41-50 years ago1.80.72.22.22.71.62.41.42.01.41.61.21.70.73.31.27.12.10.0.4.22.19.71.73.61.115.92.44.80.4
over 50 years ago6.31.23.23.25.42.23.01.53.11.89.32.74.61.17.41.911.22.519.75.014.33.823.02.513.31.924.82.811.30.6
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.
501-1000 mn/a0.0.0.0.8.88.40.0.0.0.6.73.711.93.98.23.56.23.017.06.45.84.08.32.59.32.210.52.49.01.0
less than 10 years ago43.412.40.0.25.412.750.035.533.319.331.27.517.54.627.15.733.15.928.87.724.37.616.33.430.93.410.42.423.21.5
11-20 years ago25.611.051.635.318.311.750.035.548.120.45.53.818.74.718.74.911.24.017.06.413.96.66.02.217.52.89.92.413.81.2
21-30 years ago5.85.60.0.19.912.50.0.18.616.619.26.210.93.919.35.011.03.917.06.414.66.811.22.98.72.19.22.311.61.1
31-40 years ago5.85.648.435.38.88.40.0.0.0.7.44.26.33.04.72.79.43.78.44.717.07.118.63.67.72.06.61.99.21.0
41-50 years ago6.46.20.0.0.0.0.0.0.0.11.05.27.33.211.14.09.33.60.0.9.05.97.62.45.21.714.52.88.51.0
over 50 years ago13.08.60.0.18.912.00.0.0.0.19.16.527.55.410.93.919.84.911.65.415.46.432.04.320.63.038.83.824.71.5
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.
over 1000 mn/a0.0...0.0.0.0...36.116.523.210.212.111.30.0.5.25.111.86.510.05.57.82.311.82.010.91.4
less than 10 years ago100.0...0.0.0.0...21.813.917.79.310.09.518.611.821.59.625.39.10.0.20.83.45.61.412.21.4
11-20 years ago0.0...0.0.0.0...10.29.724.010.530.314.917.711.415.08.024.79.510.05.511.42.75.61.49.91.3
21-30 years ago0.0...0.0.0.0...10.29.70.0.22.814.118.812.015.28.212.26.716.46.710.32.54.31.37.91.2
31-40 years ago0.0...0.0.100.0...0.0.11.47.60.0.8.98.60.0.9.56.53.53.59.62.57.31.67.61.1
41-50 years ago0.0...100.0.0.0...0.0.0.0.24.915.00.0.16.18.63.63.516.96.96.02.09.91.88.91.2
over 50 years ago0.0...0.0.0.0...21.813.923.710.40.0.35.914.527.010.313.07.343.29.134.04.055.43.042.72.1
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.
totaln/a6.10.85.11.47.31.65.51.13.90.88.91.97.61.18.91.48.61.611.62.77.82.010.81.38.51.010.01.17.80.3
less than 10 years ago51.81.757.63.155.93.068.52.372.91.834.13.147.52.141.92.433.12.740.74.135.83.720.91.732.41.711.91.241.90.6
11-20 years ago23.11.425.62.720.32.420.42.017.01.523.32.824.71.826.32.220.12.311.32.621.33.113.31.420.81.510.31.119.50.5
21-30 years ago9.91.04.51.35.81.43.20.93.80.814.42.28.41.29.01.411.91.912.12.78.52.112.61.39.11.08.41.08.60.3
31-40 years ago3.20.65.11.44.21.20.80.40.90.44.91.43.40.84.01.08.01.65.31.88.02.111.41.37.30.99.11.05.50.3
41-50 years ago1.40.41.60.81.90.90.70.40.30.24.11.41.80.64.11.06.41.42.01.25.11.78.41.14.20.712.81.24.30.3
over 50 years ago4.40.70.60.64.71.30.90.41.10.410.22.06.61.05.81.211.91.917.13.113.52.622.51.717.61.437.51.712.40.4
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, 11.07.2020 #816944/283275
NFI1
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.60.40.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.51.11.11.10.0.0.30.1
less than 10 years ago71.32.476.33.363.84.691.41.885.11.768.36.678.83.775.34.459.87.478.59.769.98.941.24.461.15.139.15.273.31.0
11-20 years ago17.42.015.92.819.53.86.81.712.31.619.15.413.73.117.43.922.06.20.0.15.87.119.33.517.54.018.44.215.00.8
21-30 years ago3.51.04.21.68.52.70.90.61.40.60.0.2.61.55.42.49.14.45.25.13.83.712.43.05.52.412.43.54.20.5
31-40 years ago1.90.72.41.23.01.70.0.0.0.7.24.01.51.10.90.92.52.40.0.3.33.37.22.33.52.010.73.42.20.3
41-50 years ago0.80.50.0.1.01.00.0.0.0.2.01.90.80.80.0.0.0.10.47.00.0.1.51.03.52.04.72.30.90.2
over 50 years ago4.61.10.70.74.31.90.90.61.30.53.42.42.61.50.90.96.63.75.95.87.24.917.03.47.82.814.83.84.20.4
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.
101-500 mn/a0.80.50.0.0.80.80.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.60.0.0.0.0.30.1
less than 10 years ago56.42.666.87.056.44.779.43.766.54.739.25.065.92.963.93.644.04.332.26.750.06.219.62.647.73.318.82.749.71.0
11-20 years ago21.92.28.84.322.23.910.22.819.33.931.64.820.12.417.32.822.53.617.85.516.94.520.32.714.12.318.32.719.20.8
21-30 years ago9.21.517.15.68.22.74.01.84.82.111.23.45.31.47.11.912.92.911.74.58.53.317.92.512.42.213.32.310.10.6
31-40 years ago2.70.82.72.61.71.22.51.41.91.35.52.52.50.94.41.510.12.71.91.910.33.711.32.16.31.620.62.86.40.5
41-50 years ago1.30.60.0.1.00.90.0.0.0.3.61.81.30.61.50.92.81.43.82.65.12.94.91.43.81.27.21.82.70.3
over 50 years ago7.71.44.63.29.72.83.91.77.52.68.83.04.91.35.91.87.72.332.66.79.23.525.32.915.72.421.72.811.60.7
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.
501-1000 mn/a10.97.30.0.0.0.0.0.0.0.0.0.1.31.30.0.3.02.10.0.0.0.0.0.0.0.0.70.70.80.3
less than 10 years ago45.011.851.635.340.614.259.822.078.618.826.97.043.46.036.36.628.65.538.08.832.19.08.02.436.54.012.82.827.31.6
11-20 years ago16.38.70.0.25.312.719.917.921.418.834.47.614.84.324.35.921.05.025.47.821.47.915.33.217.73.212.02.718.21.4
21-30 years ago10.26.948.435.39.08.60.0.0.0.10.35.07.43.211.14.312.04.03.53.422.78.321.23.611.52.611.22.612.61.2
31-40 years ago5.85.70.0.0.0.0.0.0.0.15.25.910.13.614.64.813.54.23.63.54.64.514.43.28.72.317.13.211.91.2
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.0.5.32.63.42.42.51.83.13.00.0.7.02.21.81.014.52.95.40.8
over 50 years ago11.87.80.0.25.112.620.218.00.0.13.15.617.74.510.24.319.44.826.57.919.17.134.04.223.83.531.83.923.91.6
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.
over 1000 mn/a52.935.2....0.0.0.0.0.0.0.0.0.0.4.24.10.0.0.0.0.0.0.60.60.0.0.60.3
less than 10 years ago0.0.....0.0.100.0.18.69.943.310.436.212.019.57.920.59.236.29.78.03.827.73.45.81.618.11.6
11-20 years ago47.135.2....0.0.0.0.29.512.713.67.425.611.012.46.727.010.315.27.115.85.114.42.74.91.512.01.4
21-30 years ago0.0.....51.035.30.0.15.610.48.55.812.38.219.98.010.37.014.87.016.15.214.72.78.81.912.51.4
31-40 years ago0.0.....0.0.0.0.7.06.74.54.414.29.24.34.210.37.07.75.415.85.111.02.412.12.211.01.3
41-50 years ago0.0.....0.0.0.0.5.85.74.14.00.0.8.15.50.0.8.05.67.73.73.41.414.72.48.31.2
over 50 years ago0.0.....49.035.30.0.23.412.025.99.111.77.831.79.331.810.818.17.536.66.828.23.453.73.437.52.0
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.
totaln/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.1.20.70.0.0.0.0.70.30.30.20.10.10.40.1
less than 10 years ago63.21.874.03.059.13.286.51.881.51.743.43.565.02.261.82.640.43.039.04.647.24.220.71.841.62.016.01.452.00.6
11-20 years ago19.61.414.22.421.02.78.11.413.71.528.63.217.41.718.82.121.12.518.53.617.33.118.41.715.51.412.61.316.80.5
21-30 years ago6.40.97.41.88.41.82.20.82.00.68.32.05.01.07.41.412.72.08.32.511.82.717.31.611.81.311.31.28.60.4
31-40 years ago2.40.62.41.12.21.00.80.50.40.38.02.03.40.85.41.29.11.83.41.77.42.211.51.47.71.115.81.46.10.3
41-50 years ago1.00.40.0.0.90.60.0.0.0.2.61.11.90.61.30.62.81.04.01.73.71.74.90.93.20.710.91.23.00.2
over 50 years ago6.30.91.60.97.91.72.40.82.50.69.22.17.01.15.41.212.72.126.74.112.62.626.51.919.81.633.21.813.20.4
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, 11.07.2020 #816945/283276
NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
up to 100 mn/a0.30.30.0.1.61.10.0.0.40.30.0.0.0.0.0.4.82.70.0.2.52.51.30.92.41.42.21.50.70.2
less than 10 years ago60.32.564.23.566.54.173.12.876.62.035.36.061.54.051.34.751.06.464.39.651.28.437.04.047.94.628.24.760.61.0
11-20 years ago25.72.225.73.216.83.223.22.718.71.836.66.228.73.733.54.425.05.615.47.220.76.723.03.526.54.019.24.123.80.9
21-30 years ago8.81.45.01.66.72.22.81.03.10.814.94.57.72.19.12.79.33.60.0.5.33.711.32.68.32.56.42.66.60.5
31-40 years ago1.30.63.41.44.11.80.80.60.50.31.51.51.41.03.71.84.82.78.05.53.73.68.92.45.72.111.53.32.90.4
41-50 years ago1.00.51.71.00.80.80.0.0.0.6.03.40.0.0.80.83.52.40.0.5.13.66.01.92.61.511.03.31.80.3
over 50 years ago2.80.80.0.3.61.60.0.0.80.45.72.80.80.81.61.11.71.712.36.811.55.512.52.76.62.321.54.33.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a1.50.60.0.2.01.40.0.0.0.0.0.0.40.40.60.60.80.83.82.64.22.42.00.91.10.60.50.51.10.2
less than 10 years ago43.92.633.77.647.65.164.94.660.75.337.34.848.43.143.13.828.13.743.26.731.95.616.02.332.52.812.82.336.81.0
11-20 years ago26.02.341.87.830.64.723.34.120.14.326.54.429.52.831.33.525.53.67.23.527.35.314.62.228.72.713.32.324.40.9
21-30 years ago13.71.85.63.95.42.35.72.39.53.215.53.410.61.97.11.914.93.016.85.17.73.116.52.310.71.914.92.411.80.7
31-40 years ago6.11.313.25.65.22.30.0.4.22.17.82.74.11.25.11.710.12.55.23.07.42.913.12.17.71.613.52.37.60.6
41-50 years ago1.90.72.52.53.01.72.71.62.31.61.91.31.90.93.91.58.02.30.0.4.92.411.22.04.11.217.62.65.40.5
over 50 years ago6.91.33.23.16.12.43.41.73.41.910.93.15.21.38.82.212.72.823.85.916.54.326.72.815.12.127.53.012.90.7
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.
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.0.3.22.30.0.0.0.0.0.0.0.0.0.2.61.31.41.01.10.4
less than 10 years ago39.612.70.0.27.913.850.035.519.817.732.88.117.84.928.36.035.26.235.08.923.67.916.23.629.93.69.12.423.21.6
11-20 years ago27.311.651.635.320.312.850.035.558.822.15.94.121.05.220.65.311.94.220.47.515.57.26.62.419.93.111.22.615.41.3
21-30 years ago6.05.90.0.20.713.00.0.21.418.820.46.612.44.421.55.511.74.120.67.515.67.212.53.39.92.310.52.612.91.3
31-40 years ago6.05.948.435.310.710.10.0.0.0.7.84.47.23.55.33.010.03.910.45.718.97.720.63.98.72.27.62.210.41.1
41-50 years ago7.06.70.0.0.0.0.0.0.0.12.25.88.23.512.24.49.93.90.0.9.66.48.42.75.81.916.43.19.51.1
over 50 years ago14.19.20.0.20.412.90.0.0.0.20.97.130.25.812.24.421.25.213.66.316.76.935.64.723.33.343.74.127.41.7
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.
over 1000 mn/a0.0...0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.61.10.40.40.60.4
less than 10 years ago100.0...0.0.0.0...34.620.322.911.711.410.818.711.812.58.321.49.70.0.18.83.55.51.511.41.5
11-20 years ago0.0...0.0.0.0...15.414.431.513.134.616.617.711.418.19.530.311.411.06.012.73.06.41.611.31.5
21-30 years ago0.0...0.0.0.0...15.414.40.0.26.515.919.012.018.39.615.38.218.27.411.52.84.91.49.01.3
31-40 years ago0.0...0.0.100.0...0.0.15.09.80.0.8.98.50.0.12.18.24.03.910.72.78.41.88.71.3
41-50 years ago0.0...100.0.0.0...0.0.0.0.27.516.40.0.19.310.14.44.318.77.66.72.211.42.110.21.4
over 50 years ago0.0...0.0.0.0...34.620.330.612.80.0.35.914.531.811.816.59.048.19.737.94.363.03.148.72.3
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.
totaln/a0.80.30.0.1.70.80.0.0.30.20.0.0.60.30.30.31.50.71.71.22.51.21.30.51.80.50.90.40.90.1
less than 10 years ago52.41.858.13.356.93.270.32.473.51.935.93.348.22.342.82.634.42.841.84.533.73.921.01.832.01.811.71.242.40.6
11-20 years ago25.81.628.93.022.62.723.32.219.31.726.03.128.32.030.42.422.12.513.33.024.03.515.11.523.31.611.31.222.00.5
21-30 years ago11.01.15.01.56.71.63.71.04.30.916.12.49.61.310.41.613.12.014.43.19.52.414.41.510.21.29.51.19.70.4
31-40 years ago3.60.75.61.64.81.40.90.51.10.45.61.63.90.94.61.18.81.76.32.29.22.413.01.58.21.010.31.26.20.3
41-50 years ago1.50.41.80.92.11.00.80.50.40.34.81.62.00.64.71.17.11.62.41.45.71.99.61.34.70.814.41.34.90.3
over 50 years ago4.90.80.60.65.31.41.00.51.20.511.72.27.41.16.81.313.02.020.13.615.42.925.71.919.81.542.01.914.00.4
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, 11.07.2020 #816946/283277
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