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NFI3

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover (aerial photo, 5 classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
inside perimeter0-20%..5.95.7..8.65.8....2.81.6
21-40%..............
41-60%10.19.611.87.813.67.316.67.6..7.04.811.13.0
61-80%..17.69.39.16.133.29.633.319.320.77.519.43.8
over 80%89.99.664.711.677.38.941.610.166.719.372.38.366.74.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.80.32.20.62.20.81.20.72.40.81.00.61.40.2
21-40%1.50.43.70.83.51.05.61.57.81.51.00.63.10.3
41-60%3.30.511.71.410.21.719.32.518.92.17.51.59.10.5
61-80%8.60.819.81.818.22.225.32.831.22.523.62.417.20.7
over 80%85.81.062.62.165.92.748.53.239.72.766.92.769.10.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.32.30.62.10.81.90.82.40.80.90.51.50.2
21-40%1.40.33.60.83.31.05.11.37.71.50.90.53.00.3
41-60%3.40.511.71.410.41.719.12.418.52.17.41.49.20.5
61-80%8.60.819.71.717.62.126.02.731.32.523.42.317.30.7
over 80%85.81.062.72.166.72.647.93.040.12.767.42.669.00.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160310/146689
search result: 1 entry on 1 page

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