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NFI3
forest area
avalanches SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.00.31.50.30.70.31.10.1
21-40%1.50.41.50.42.30.56.00.53.40.63.30.2
41-60%4.40.62.60.55.70.78.10.64.00.75.40.3
61-80%9.60.96.40.710.70.99.60.75.50.88.70.4
over 80%65.31.579.61.229.21.413.20.87.81.037.30.5
total81.51.291.20.848.91.538.41.121.31.555.80.6
inside perimeter0-20%0.0.0.0.0.10.10.30.10.30.20.20.1
21-40%0.0.0.0.0.30.20.80.20.50.30.40.1
41-60%0.10.10.0.0.90.32.40.40.90.31.10.1
61-80%0.40.20.0.0.90.35.10.52.60.62.20.2
over 80%1.90.40.0.3.80.68.90.64.70.84.50.3
total2.40.50.0.5.90.717.50.99.01.08.30.3
outside perimeter0-20%0.0.0.0.0.90.31.30.31.40.40.70.1
21-40%0.10.10.0.0.90.33.10.42.30.51.50.2
41-60%0.50.20.10.13.50.67.50.65.40.83.90.2
61-80%1.60.40.70.28.10.811.80.712.71.27.30.3
over 80%13.91.18.10.831.81.420.30.947.81.722.50.5
total16.11.28.80.845.21.544.11.169.71.636.00.6
total0-20%0.80.31.10.31.90.43.10.42.30.52.00.2
21-40%1.60.41.50.43.50.610.00.76.20.85.20.3
41-60%5.00.72.70.510.00.918.10.910.41.110.40.4
61-80%11.61.07.10.719.71.226.51.020.81.518.20.5
over 80%81.01.287.60.964.81.342.41.160.31.764.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863365/329696
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