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NFI4
forest area
processes in channels SilvaProtect · 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
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago58.31.019.01.216.51.46.91.010.81.12.90.628.30.5
11-20 years ago15.50.810.10.99.51.13.40.78.01.02.00.59.90.4
21-30 years ago5.70.54.80.75.80.92.60.77.10.91.80.54.90.3
31-40 years ago3.10.43.30.63.60.73.80.84.70.83.40.63.50.2
41-50 years ago1.70.32.90.52.50.63.30.72.80.62.00.52.40.2
over 50 years ago2.40.37.10.88.61.113.11.412.51.211.51.17.40.3
total86.80.747.31.546.51.933.21.845.81.823.71.556.50.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.20.420.11.317.81.512.61.39.41.17.10.910.40.4
11-20 years ago1.70.310.20.911.11.27.81.19.31.04.00.76.10.3
21-30 years ago0.80.26.00.75.40.95.90.96.90.95.70.84.10.3
31-40 years ago0.60.23.10.53.50.74.60.84.90.85.10.82.90.2
41-50 years ago0.30.12.80.52.60.65.20.93.10.66.40.92.60.2
over 50 years ago0.80.26.00.77.21.022.11.710.71.142.21.711.30.4
total8.40.648.21.547.61.958.21.944.31.870.51.637.40.5
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.50.32.30.52.50.62.50.62.50.61.40.42.30.2
11-20 years ago0.90.20.60.21.30.41.00.41.80.50.60.31.00.1
21-30 years ago0.40.10.40.20.40.30.50.31.90.50.20.20.60.1
31-40 years ago0.30.10.20.10.50.30.50.31.20.40.50.20.50.1
41-50 years ago0.10.10.10.10.50.31.00.40.60.30.50.30.40.1
over 50 years ago0.60.20.90.30.60.33.30.71.80.52.50.61.30.1
total4.90.54.50.75.90.98.71.19.81.15.80.86.10.3
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, 18.06.2020 #859070/325401
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