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NFI4b
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
outside of perimeterno gap38.72.434.91.923.32.212.94.610.82.840.66.731.11.1
small gap36.82.438.81.930.62.430.86.228.94.122.35.735.01.2
medium gap11.51.613.81.418.72.127.26.023.93.920.45.515.60.9
large gap12.41.610.81.227.12.427.36.035.64.416.75.117.30.9
very large gap0.70.41.70.50.30.31.81.80.80.8.0.01.00.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap41.54.834.25.324.71.915.12.69.12.331.42.724.91.2
small gap34.94.650.65.631.82.031.83.424.83.536.62.833.41.3
medium gap11.33.16.32.719.01.722.93.026.83.613.12.017.81.0
large gap12.33.28.93.222.81.829.23.336.03.918.22.322.51.1
very large gap.0.0.0.01.70.61.00.73.31.40.70.51.30.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.22.134.81.824.11.414.62.39.91.832.82.528.30.8
small gap36.42.140.11.831.31.631.53.026.62.734.32.634.30.9
medium gap11.41.412.91.318.91.323.92.725.52.614.31.916.60.7
large gap12.41.410.61.124.51.428.82.935.82.918.02.119.60.7
very large gap0.60.31.50.51.10.41.20.72.20.90.60.41.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #151277/137657
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