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NFI4
forest area
avalanches SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%3.0266.8174.5217.2172.92624.49
1-4%16.01114.41115.31129.885.81881.25
5-9%17.41017.21014.41226.398.11583.45
10-25%37.3747.9635.5742.379.114172.13
26-50%32.6742.0618.31021.994.621119.44
51-75%26.3838.9711.91310.5141.24188.74
76-100%27.9838.675.2204.6210.47176.85
total160.62205.81105.13142.5332.07646.01
inside perimeter< 1%0.21000.0.1.0456.7171.4389.314
1-4%0.21000.0.1.93214.2124.32120.710
5-9%1.2410.0.2.52811.2132.32917.211
10-25%1.0450.0.3.92220.3103.02528.38
26-50%1.0450.0.1.8337.4162.23012.413
51-75%0.21000.0.0.8503.8230.0.4.920
76-100%0.8500.0.0.8501.4380.21003.225
total4.7200.0.12.71264.9513.41195.84
outside perimeter< 1%0.4710.0.4.72011.4136.71723.19
1-4%2.2300.4719.81434.6726.2873.25
5-9%4.5212.42913.31229.9826.4876.55
10-25%11.0134.52131.5746.6627.48121.04
26-50%5.4197.31621.5927.9812.91275.15
51-75%4.4214.3219.81410.3143.52332.38
76-100%3.9221.0456.6172.6281.43815.611
total31.8719.91097.24163.43104.53416.82
total< 1%3.6236.81710.21325.2910.91356.86
1-4%18.41014.71127.0878.6536.37175.13
5-9%23.1919.51030.2867.4536.87177.23
10-25%49.2652.5570.95109.2439.56321.42
26-50%39.1649.3641.6657.2619.710206.93
51-75%30.9743.2622.5924.694.720125.84
76-100%32.7739.7612.6138.6151.93195.54
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #862862/329193
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