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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
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..10.23.97.03.95.62.77.73.712.95.47.91.6
101-200 stems/ha..13.64.511.64.94.12.313.54.823.16.811.51.9
201-300 stems/ha15.510.115.34.716.25.623.34.928.86.310.24.919.32.4
301-400 stems/ha15.410.013.64.516.55.715.14.29.64.117.96.114.32.1
401-500 stems/ha15.410.016.94.916.25.621.94.89.64.17.74.315.42.2
501-600 stems/ha15.410.010.23.94.63.25.52.711.54.410.24.98.61.7
more than 600 stems/ha38.413.520.35.227.86.824.65.019.25.517.96.122.92.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha9.80.911.11.413.21.820.52.514.21.816.31.812.60.6
101-200 stems/ha16.41.112.31.48.11.515.42.216.41.911.61.614.10.6
201-300 stems/ha17.01.115.41.616.62.014.62.215.91.911.61.615.70.7
301-400 stems/ha17.21.116.91.612.81.88.51.714.31.813.71.715.20.6
401-500 stems/ha12.51.010.41.313.71.812.32.013.41.811.61.612.20.6
501-600 stems/ha10.10.99.21.311.21.76.11.57.81.49.11.59.30.5
more than 600 stems/ha16.91.124.81.924.52.322.62.618.02.026.12.220.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha9.70.911.01.312.51.717.22.113.41.716.01.712.30.6
101-200 stems/ha16.21.112.41.48.51.412.91.816.01.812.71.613.90.6
201-300 stems/ha17.01.115.31.516.61.916.52.017.51.811.51.516.00.6
301-400 stems/ha17.21.116.61.513.21.79.91.613.71.714.01.715.10.6
401-500 stems/ha12.51.011.01.313.91.714.41.913.01.611.31.512.50.6
501-600 stems/ha10.10.99.31.210.51.66.01.38.31.39.21.49.30.5
more than 600 stems/ha17.11.124.31.824.92.223.12.318.21.925.32.121.00.7
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 #162017/148396
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