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NFI4b
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: grid NFI4 2009-2013
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap38.62.334.91.924.82.111.53.611.52.529.64.830.21.1
small gap36.72.338.61.928.62.224.04.826.43.520.94.333.31.1
medium gap11.41.513.81.418.71.927.85.023.33.419.94.216.10.9
large gap12.61.611.11.227.72.235.45.437.43.929.64.819.40.9
very large gap0.70.41.70.50.20.21.31.31.30.9.0.01.00.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap40.86.736.56.121.91.815.22.79.02.529.52.623.01.2
small gap37.06.647.66.332.52.128.13.423.93.734.12.732.31.3
medium gap7.43.64.82.719.81.823.03.225.43.814.12.018.11.1
large gap14.84.811.14.024.01.931.43.538.14.221.62.424.91.2
very large gap.0.0.0.01.80.62.21.13.71.60.70.51.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap40.76.730.812.851.96.814.36.610.85.130.89.133.13.2
small gap33.46.461.513.524.15.846.39.427.07.353.89.835.83.3
medium gap16.75.17.77.413.04.610.75.829.77.511.56.316.02.5
large gap9.33.9.0.011.14.328.78.632.47.73.83.815.02.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.02.134.91.824.81.414.12.110.41.729.62.227.70.8
small gap36.42.139.81.830.41.528.72.725.52.432.52.333.10.8
medium gap11.51.412.91.219.01.323.12.524.92.415.21.816.80.7
large gap12.51.410.91.224.91.432.32.837.12.722.22.021.20.7
very large gap0.60.31.50.51.00.31.80.82.10.80.50.31.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #151229/137609
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