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NFI4
forest area
avalanches SilvaProtect · degree of cover of assured regeneration
unit of reference: production region
unit: %
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 assured regeneration %± %± %± %± %± %±
n/aless than 1%2.70.55.30.73.40.63.40.42.60.63.50.2
1-4%9.70.99.20.98.00.88.70.74.50.88.30.4
5-9%11.01.010.00.98.30.96.90.64.90.88.20.4
10-25%22.41.322.81.215.11.111.70.76.10.915.60.5
26-50%15.51.218.71.27.70.84.90.52.40.69.60.4
51-75%11.21.014.61.04.90.72.20.30.60.36.40.3
76-100%8.90.910.60.91.50.40.70.20.30.24.10.3
total81.51.291.20.848.91.538.41.121.31.555.80.6
inside perimeterless than 1%0.10.10.0.0.50.22.40.41.20.41.00.1
1-4%0.20.10.0.1.10.33.70.42.70.61.80.2
5-9%0.60.30.0.1.30.33.30.41.90.51.70.2
10-25%0.50.20.0.1.80.45.30.52.20.52.40.2
26-50%0.50.20.0.0.80.31.80.30.80.30.90.1
51-75%0.30.20.0.0.20.10.60.20.0.0.30.1
76-100%0.10.10.0.0.30.20.30.10.10.10.20.1
total2.40.50.0.5.90.717.50.99.01.08.30.3
outside perimeterless than 1%0.40.20.30.22.90.54.50.57.00.93.00.2
1-4%1.50.40.50.25.90.79.90.718.21.47.00.3
5-9%3.30.60.70.26.10.77.90.616.71.46.50.3
10-25%5.10.73.10.516.31.112.90.818.11.411.00.4
26-50%2.60.52.60.58.60.96.70.66.60.95.50.3
51-75%2.20.51.50.43.50.61.80.32.20.52.20.2
76-100%1.10.30.20.11.80.40.40.20.90.30.80.1
total16.11.28.80.845.21.544.11.169.71.636.00.6
totalless than 1%3.30.65.50.76.80.810.30.710.81.17.60.3
1-4%11.41.09.70.914.91.122.31.025.41.617.00.5
5-9%14.91.110.70.915.71.118.10.923.51.516.40.5
10-25%27.91.425.91.333.31.429.91.126.41.629.00.6
26-50%18.61.221.31.217.11.213.40.89.81.116.10.5
51-75%13.71.116.11.18.60.94.60.52.90.68.90.4
76-100%10.10.910.80.93.50.61.40.31.30.45.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #862492/328823
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