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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 NFI1/NFI2/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..10.74.15.13.55.72.86.83.811.55.47.41.6
101-200 stems/ha..14.34.712.85.44.22.411.44.822.97.111.32.0
201-300 stems/ha15.510.116.14.917.96.223.95.127.36.78.64.719.32.5
301-400 stems/ha15.410.012.54.412.85.415.54.311.44.820.06.814.32.2
401-500 stems/ha15.410.017.95.117.96.219.74.79.14.35.73.915.12.2
501-600 stems/ha15.410.08.93.85.13.55.62.713.65.211.45.49.01.8
more than 600 stems/ha38.413.519.65.328.27.225.35.220.56.120.06.823.62.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha9.60.98.51.310.21.812.42.39.51.710.31.89.70.6
101-200 stems/ha15.81.113.11.68.41.614.42.516.62.29.91.713.90.7
201-300 stems/ha17.31.115.91.716.52.216.32.615.92.111.61.816.10.7
301-400 stems/ha17.41.117.81.814.72.09.92.116.62.214.52.016.20.7
401-500 stems/ha12.61.010.61.413.72.013.42.413.22.012.91.912.50.6
501-600 stems/ha10.30.98.91.311.71.96.91.89.21.710.31.89.80.6
more than 600 stems/ha17.11.125.22.024.82.526.73.119.02.330.42.721.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha9.50.98.71.29.71.610.61.99.11.610.41.79.50.5
101-200 stems/ha15.61.113.31.58.91.511.82.015.92.011.31.713.70.6
201-300 stems/ha17.31.115.91.616.72.018.32.317.42.111.31.716.40.7
301-400 stems/ha17.41.117.21.614.51.911.41.915.92.015.12.016.10.7
401-500 stems/ha12.61.011.41.414.21.915.02.212.71.812.21.812.70.6
501-600 stems/ha10.30.98.91.211.01.76.61.59.71.610.41.79.80.5
more than 600 stems/ha17.31.124.61.925.22.426.42.719.22.129.42.521.80.8
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 #163413/149793
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