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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
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/a0.20.10.30.20.20.20.30.20.40.20.30.20.30.1
less than 10 years ago45.51.115.01.114.81.410.21.38.31.13.90.723.90.5
11-20 years ago14.60.88.20.97.91.16.31.14.60.82.60.69.30.4
21-30 years ago3.40.42.80.52.00.63.10.71.40.50.90.42.60.2
31-40 years ago0.90.20.60.21.10.42.50.71.00.41.60.51.10.1
41-50 years ago0.40.10.50.20.50.31.60.50.50.31.50.50.70.1
over 50 years ago0.90.20.60.21.40.53.40.81.20.42.90.61.40.2
total66.01.028.11.427.81.827.51.917.41.413.71.339.30.6
101-500 mn/a0.30.10.20.11.00.40.90.40.40.30.10.10.40.1
less than 10 years ago15.90.821.81.319.11.67.61.213.21.34.10.814.70.5
11-20 years ago8.50.614.81.112.31.36.91.111.61.24.20.89.80.4
21-30 years ago3.30.46.80.84.40.87.91.24.30.84.80.84.80.3
31-40 years ago1.70.33.40.62.80.66.31.03.10.74.30.83.00.2
41-50 years ago0.70.21.90.41.70.55.31.01.60.55.60.92.20.2
over 50 years ago1.80.34.40.76.41.012.71.46.10.98.81.15.20.3
total32.21.053.21.647.72.047.62.240.51.931.91.840.00.6
501-1000 mn/a0.0.0.20.10.0.0.0.0.60.30.30.20.10.1
less than 10 years ago0.50.24.40.65.20.93.20.87.01.01.90.52.90.2
11-20 years ago0.50.22.20.53.40.71.30.54.70.82.30.61.90.2
21-30 years ago0.20.12.20.53.50.72.50.72.30.62.20.61.60.2
31-40 years ago0.10.11.30.41.80.54.10.92.00.51.60.51.30.1
41-50 years ago0.00.01.50.41.40.51.70.61.40.53.40.71.20.1
over 50 years ago0.20.13.90.62.50.67.01.15.50.99.11.13.50.2
total1.60.315.71.117.91.519.81.723.41.620.71.512.60.4
over 1000 mn/a0.0.0.0.0.0.0.0.0.30.20.10.10.10.0
less than 10 years ago0.10.10.70.31.10.40.0.3.50.71.90.50.90.1
11-20 years ago0.0.0.70.31.70.50.60.32.40.62.20.60.90.1
21-30 years ago0.0.0.30.21.30.50.90.42.10.51.60.50.70.1
31-40 years ago0.00.00.30.20.30.20.20.22.00.52.80.60.70.1
41-50 years ago0.00.00.0.1.00.41.00.41.30.43.80.70.80.1
over 50 years ago0.0.1.00.31.30.42.50.77.11.021.21.54.00.2
total0.20.13.00.56.61.05.11.018.61.533.71.88.10.3
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 #816882/283213
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