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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha..10.34.07.34.15.62.78.03.812.95.48.11.7
101-200 stems/ha..13.84.512.25.14.12.310.04.223.16.811.01.9
201-300 stems/ha15.510.115.54.817.15.923.34.930.06.510.24.919.62.4
301-400 stems/ha15.410.012.14.314.75.615.14.210.04.217.96.113.92.1
401-500 stems/ha15.410.017.25.017.15.921.94.810.04.27.74.315.62.2
501-600 stems/ha15.410.010.34.04.93.45.52.712.04.610.24.98.81.7
more than 600 stems/ha38.413.520.75.326.86.924.65.020.05.717.96.122.92.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha9.70.99.91.311.71.817.52.412.51.813.91.811.40.6
101-200 stems/ha16.21.112.41.58.21.516.02.316.52.011.81.714.10.6
201-300 stems/ha17.21.115.41.617.22.114.72.316.22.012.11.715.90.7
301-400 stems/ha17.31.117.21.713.41.98.61.814.81.913.71.815.40.7
401-500 stems/ha12.41.010.71.413.81.912.62.113.71.812.11.712.40.6
501-600 stems/ha10.20.99.51.311.81.86.51.68.31.59.71.59.70.5
more than 600 stems/ha17.11.125.01.923.92.324.12.718.02.126.82.321.10.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha9.60.89.91.311.21.714.82.012.01.613.81.711.10.5
101-200 stems/ha16.01.112.61.48.61.513.21.915.71.812.91.713.90.6
201-300 stems/ha17.11.115.41.517.22.016.72.118.01.911.91.616.20.6
301-400 stems/ha17.31.116.61.613.61.810.11.714.21.714.11.715.30.6
401-500 stems/ha12.51.011.31.314.11.814.82.013.21.711.71.612.70.6
501-600 stems/ha10.20.99.61.211.01.66.31.48.81.49.71.59.60.5
more than 600 stems/ha17.31.124.61.824.22.224.22.418.21.926.02.221.20.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #164767/151149
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