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NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover of assured regeneration
unit of reference: protection forest region
unit: 1000 ha
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
landslide/mudflow SilvaProtectdegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/aless than 1%17.3105.4195.4191.4387.7163.92241.17
1-4%39.5715.51110.7137.81615.9116.71796.24
5-9%43.8616.2119.3149.5148.6157.31694.84
10-25%95.3431.0816.3119.81418.7109.114180.23
26-50%72.8513.7129.3144.1227.2163.623110.74
51-75%54.668.5154.7211.0454.5211.04474.25
76-100%41.272.5291.8330.6580.8500.47147.36
total364.5192.7457.4534.3763.5532.07644.51
inside perimeterless than 1%0.6580.21002.1301.1402.6282.8279.514
1-4%2.0322.9272.4296.4175.1197.61626.49
5-9%4.5212.7282.1305.3192.2306.51723.39
10-25%6.7175.3194.0226.5174.9206.51733.98
26-50%4.3211.7352.4293.6231.4382.62716.111
51-75%3.6241.2410.8500.4710.6580.4717.017
76-100%2.0321.1440.4710.0.0.0.0.21003.724
total23.7915.11114.11123.3816.91026.78119.74
outside perimeterless than 1%1.0454.4216.0174.72012.0129.51437.67
1-4%2.82712.3129.11413.81113.21223.7874.95
5-9%5.11916.4115.81811.51211.61321.4971.85
10-25%11.61334.8716.21018.21016.01023.99120.74
26-50%7.91615.11112.9126.7178.0158.41559.06
51-75%5.1207.2174.0221.3411.5372.92622.09
76-100%1.0453.5242.0320.0.0.21001.4388.016
total34.5793.6456.0556.2462.5491.33394.12
totalless than 1%19.01010.01413.4117.21622.3916.21088.25
1-4%44.3630.6822.2928.0734.3738.16197.53
5-9%53.5635.3717.31026.3822.3935.27189.93
10-25%113.6471.1436.4734.6639.6639.66334.82
26-50%85.0430.5824.6814.41116.71014.611185.83
51-75%63.3516.9119.5142.7276.5174.321103.24
76-100%44.267.1174.1220.6581.0451.93159.06
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #864550/330881
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