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NFI4
forest area
processes in channels 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
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.20.31.20.30.60.20.50.20.40.20.80.1
21-40%1.50.41.80.42.70.54.50.52.80.62.90.2
41-60%5.80.74.70.69.00.910.30.74.90.87.50.3
61-80%15.41.115.41.114.21.113.20.84.80.813.10.4
over 80%57.61.568.11.322.51.310.00.78.41.031.50.5
total81.51.291.30.849.01.538.41.121.31.555.80.6
inside perimeter0-20%0.0.0.10.10.60.20.70.20.70.30.40.1
21-40%0.0.0.0.2.00.43.40.42.50.61.80.2
41-60%0.30.20.10.14.20.612.00.77.00.95.60.3
61-80%1.20.30.90.313.71.017.40.917.91.410.80.4
over 80%8.60.95.90.726.51.319.10.944.71.719.40.5
total10.20.96.90.747.01.552.61.172.71.638.00.6
outside perimeter0-20%0.0.0.0.0.0.0.20.10.0.0.10.0
21-40%0.10.10.0.0.10.10.50.20.0.0.20.1
41-60%0.10.10.0.0.20.11.30.30.50.30.50.1
61-80%1.60.40.30.20.80.32.90.41.10.41.50.2
over 80%6.50.81.60.43.00.54.10.44.30.73.90.2
total8.40.91.80.44.10.69.00.76.00.96.20.3
total0-20%1.20.31.30.31.20.31.40.31.10.41.30.1
21-40%1.60.41.80.44.80.68.40.65.20.84.90.3
41-60%6.20.84.80.613.31.023.61.012.51.213.60.4
61-80%18.21.216.51.128.71.433.41.123.81.525.40.6
over 80%72.81.375.51.152.01.433.21.057.41.754.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #859463/325794
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