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NFI4b
number of forest plots
landslide/mudflow 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
landslide/mudflow SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano 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 gap41.86.736.811.143.05.113.44.210.85.135.96.031.82.5
small gap27.36.052.611.529.04.737.35.927.07.334.45.932.52.6
medium gap18.25.25.35.19.73.119.44.829.77.512.54.115.52.0
large gap12.74.55.35.115.03.729.95.629.77.517.24.719.02.1
very large gap.0.0.0.03.21.8.0.02.72.7.0.01.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap41.26.933.36.120.81.916.03.38.62.630.13.122.71.3
small gap43.16.950.06.532.42.228.84.024.14.037.23.233.71.5
medium gap3.92.76.73.221.01.924.83.925.94.113.32.318.61.2
large gap11.84.510.03.924.52.128.84.137.94.518.52.623.71.3
very large gap.0.0.0.01.40.61.61.13.41.70.90.61.40.4
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 #151267/137647
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