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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/a0.0.0.0.0.0.0.20.20.20.20.0.0.00.0
less than 10 years ago46.01.115.31.215.41.510.01.38.71.13.80.824.70.5
11-20 years ago14.80.88.60.98.61.16.21.14.70.92.60.69.60.4
21-30 years ago3.50.42.80.52.20.63.10.81.50.51.00.42.70.2
31-40 years ago1.00.20.50.21.10.42.60.71.10.41.60.51.10.1
41-50 years ago0.40.10.60.30.50.31.80.60.50.31.50.50.70.1
over 50 years ago0.70.20.60.31.20.53.50.81.20.43.30.71.40.2
total66.41.028.41.529.01.927.32.017.81.513.71.440.30.6
101-500 mn/a0.0.0.0.0.0.0.20.20.0.0.0.0.00.0
less than 10 years ago15.80.822.41.419.51.68.11.214.21.43.70.815.10.5
11-20 years ago8.60.615.31.212.41.46.21.112.31.34.10.89.90.4
21-30 years ago3.20.47.10.84.30.87.41.24.20.85.30.94.80.3
31-40 years ago1.60.33.30.62.90.76.71.13.40.74.80.93.10.2
41-50 years ago0.80.21.80.41.70.55.71.01.90.66.31.02.30.2
over 50 years ago1.80.33.90.65.91.013.21.56.41.08.91.25.00.3
total31.81.053.81.646.72.147.52.242.32.033.01.940.10.7
501-1000 mn/a0.0.0.0.0.0.0.0.0.0.0.20.20.00.0
less than 10 years ago0.50.24.50.75.20.93.00.87.41.11.90.62.90.2
11-20 years ago0.50.22.30.53.60.81.20.54.30.82.40.61.90.2
21-30 years ago0.20.12.20.53.20.72.60.72.30.62.30.61.60.2
31-40 years ago0.10.11.00.32.00.64.00.91.80.51.70.51.20.2
41-50 years ago0.10.11.40.41.50.51.80.61.20.53.30.71.10.1
over 50 years ago0.20.13.60.62.40.67.51.24.50.89.11.13.20.2
total1.60.314.91.217.91.620.11.821.41.720.91.612.00.4
over 1000 mn/a0.0.0.0.0.0.0.0.0.20.20.0.0.00.0
less than 10 years ago0.10.10.70.31.00.40.0.3.80.81.90.50.90.1
11-20 years ago0.0.0.80.31.80.50.60.32.30.61.90.60.90.1
21-30 years ago0.0.0.30.21.20.51.00.42.20.61.50.50.70.1
31-40 years ago0.10.10.20.10.40.30.20.22.10.62.80.60.70.1
41-50 years ago0.00.00.0.1.10.40.60.31.40.53.80.80.80.1
over 50 years ago0.0.0.90.30.90.42.60.76.51.020.41.63.60.2
total0.20.12.90.56.41.05.01.018.51.632.31.87.60.3
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 #816880/283211
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