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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
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