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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 NFI3/NFI4
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 ago58.41.118.91.216.21.56.41.010.81.22.90.628.70.5
11-20 years ago15.40.89.91.09.71.23.50.88.51.01.90.510.00.4
21-30 years ago5.70.54.40.75.40.91.90.66.20.91.80.54.60.3
31-40 years ago3.10.43.20.63.40.73.20.74.90.82.80.63.30.2
41-50 years ago1.80.33.10.52.20.62.70.72.80.61.80.52.30.2
over 50 years ago2.30.36.60.88.31.112.51.411.31.210.21.16.80.3
total86.70.746.01.645.22.030.11.944.51.821.31.555.80.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.30.420.81.318.41.513.41.49.61.17.41.010.60.4
11-20 years ago1.60.310.51.011.41.38.31.19.81.14.20.76.20.3
21-30 years ago0.80.26.10.85.50.96.11.07.11.05.90.94.20.3
31-40 years ago0.60.23.20.63.70.74.80.95.20.85.40.83.00.2
41-50 years ago0.30.12.90.52.80.65.10.93.10.66.60.92.70.2
over 50 years ago0.80.25.90.76.91.023.01.710.81.243.21.811.30.4
total8.40.649.31.648.62.060.82.045.51.872.71.638.00.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.50.32.40.52.70.62.60.72.50.61.50.52.40.2
11-20 years ago0.90.20.60.21.40.51.00.41.90.50.50.31.00.1
21-30 years ago0.40.10.40.20.50.30.50.31.90.50.30.20.60.1
31-40 years ago0.30.10.20.10.60.30.40.31.20.40.50.30.50.1
41-50 years ago0.10.10.10.10.50.31.00.40.70.30.50.30.40.1
over 50 years ago0.60.20.90.30.60.33.50.81.80.52.60.61.30.1
total4.90.54.70.76.21.09.11.210.01.16.00.96.20.3
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, 18.06.2020 #859068/325399
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