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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: accessible 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 perimeterno gap33.01.532.81.411.51.08.10.67.90.917.30.5
small gap29.11.435.41.416.81.112.60.76.50.819.40.5
medium gap9.50.910.30.99.30.99.10.65.70.88.90.4
large gap8.60.910.80.911.00.913.20.76.20.810.60.4
very large gap0.70.31.60.40.80.30.30.10.10.10.70.1
total80.91.290.90.849.31.543.21.126.41.456.90.6
inside perimeterno gap7.70.83.50.513.21.09.90.724.21.410.90.4
small gap6.70.84.30.618.91.217.40.824.71.514.50.4
medium gap3.30.60.30.28.90.911.50.710.51.07.50.3
large gap1.40.40.90.39.10.916.70.813.71.29.50.4
very large gap0.0.0.10.10.60.21.30.30.50.20.60.1
total19.11.29.10.850.71.556.81.173.61.443.10.6
totalno gap40.71.636.31.424.71.317.90.832.11.628.20.6
small gap35.81.539.71.435.71.429.91.031.21.633.90.6
medium gap12.81.110.60.918.31.220.60.916.21.316.40.5
large gap10.00.911.70.920.11.229.91.019.91.320.20.5
very large gap0.70.31.70.41.30.41.70.30.60.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885796/352128
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