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NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimetern/a0.40.20.50.21.40.42.50.33.90.61.80.2
no gap32.81.532.61.411.11.07.80.67.30.916.70.4
small gap28.91.435.21.416.41.111.90.76.40.818.70.5
medium gap9.50.910.20.99.10.98.60.65.30.78.60.4
large gap8.60.910.70.910.60.912.50.75.80.810.20.4
very large gap0.70.31.60.40.70.30.30.10.10.10.70.1
total80.91.290.90.849.41.543.61.028.81.456.80.5
inside perimetern/a0.10.10.0.1.30.32.00.33.30.61.40.1
no gap7.70.83.50.512.91.09.60.622.31.310.60.4
small gap6.70.84.40.618.31.116.60.822.91.414.10.4
medium gap3.30.60.30.28.70.811.10.79.71.07.30.3
large gap1.40.40.90.38.90.915.90.812.61.19.20.4
very large gap0.0.0.10.10.50.21.30.20.40.20.60.1
total19.11.29.10.850.61.556.41.071.21.443.20.5
totaln/a0.50.20.50.22.70.54.50.47.20.83.20.2
no gap40.51.536.11.424.01.317.40.829.61.527.30.5
small gap35.61.539.61.434.71.428.51.029.31.532.80.6
medium gap12.71.110.50.917.71.119.60.915.01.215.90.5
large gap10.00.911.60.919.61.128.41.018.41.219.50.5
very large gap0.70.31.70.41.30.31.60.30.50.21.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875833/342165
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