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NFI4
forest area
avalanches SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/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) %± %± %± %± %± %±
n/a< 1%1.40.42.90.51.80.41.80.31.90.52.00.2
1-4%7.40.96.30.77.10.87.60.72.90.76.60.3
5-9%8.60.97.30.86.50.86.50.64.00.86.70.3
10-25%19.01.321.51.216.41.210.80.84.50.814.90.5
26-50%16.61.218.81.28.10.94.50.52.30.610.10.4
51-75%13.61.117.11.15.30.72.00.40.60.37.70.4
76-100%14.51.117.21.12.50.51.10.30.0.7.00.3
total81.01.391.00.947.61.634.21.216.31.555.10.6
inside perimeter< 1%0.10.10.0.0.50.22.00.31.00.40.80.1
1-4%0.10.10.0.0.90.34.30.53.40.71.90.2
5-9%0.60.30.0.1.20.33.00.41.60.51.40.2
10-25%0.50.20.0.1.90.46.10.62.20.62.60.2
26-50%0.50.20.0.0.90.32.20.41.60.51.10.1
51-75%0.10.10.0.0.40.21.00.30.0.0.40.1
76-100%0.40.20.0.0.30.20.40.20.0.0.30.1
total2.50.50.0.6.20.719.11.09.71.28.50.4
outside perimeter< 1%0.20.10.0.2.20.43.40.45.10.92.10.2
1-4%1.20.30.20.14.70.79.90.718.41.56.30.3
5-9%2.40.51.10.36.20.88.80.719.11.66.70.3
10-25%5.50.72.10.414.91.113.40.820.21.610.70.4
26-50%2.90.53.30.510.31.07.50.78.01.16.40.3
51-75%2.30.51.90.44.70.72.80.42.30.62.80.2
76-100%2.10.50.50.23.10.60.80.21.00.41.40.2
total16.51.29.00.946.21.646.61.274.01.836.40.6
total< 1%1.70.42.90.54.50.67.20.68.01.14.90.3
1-4%8.70.96.50.712.71.021.81.024.71.714.80.5
5-9%11.61.08.40.814.01.118.31.024.71.714.90.5
10-25%25.11.423.51.333.21.530.31.126.91.828.10.6
26-50%20.01.322.11.219.21.314.30.911.91.317.60.5
51-75%16.01.219.11.210.51.05.90.62.90.711.00.4
76-100%16.91.217.61.15.90.82.30.41.00.48.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #862810/329141
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