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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, 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 >= 24cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha..16.14.923.16.817.04.518.25.825.87.418.22.4
101-200 stems/ha..30.46.123.16.829.65.434.17.234.38.028.72.8
201-300 stems/ha53.913.825.05.815.45.822.55.020.56.120.06.822.92.6
301-400 stems/ha30.712.810.74.117.96.215.54.318.25.88.64.715.12.2
401-500 stems/ha15.410.010.74.15.13.58.43.36.83.88.64.78.61.7
501- 600 stems/ha..3.62.510.34.92.82.02.32.2..3.51.1
more than 600 stems/ha..3.62.55.13.54.22.4..2.92.83.11.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha27.21.322.01.921.12.435.63.426.42.630.82.726.50.8
101-200 stems/ha29.11.329.42.122.72.428.73.230.22.725.92.528.20.9
201-300 stems/ha23.61.223.92.022.72.415.82.622.02.419.52.322.40.8
301-400 stems/ha12.61.010.61.415.72.111.92.312.61.913.92.012.70.6
401-500 stems/ha4.50.67.01.29.01.75.91.76.41.47.01.56.00.5
501- 600 stems/ha1.90.44.71.03.71.10.50.51.70.82.00.82.50.3
more than 600 stems/ha1.30.32.30.75.01.31.50.90.70.51.00.61.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha26.91.321.41.821.32.230.82.825.32.430.32.525.80.8
101-200 stems/ha28.71.329.52.022.82.329.02.730.72.526.72.428.20.8
201-300 stems/ha23.91.224.11.921.92.317.62.321.82.219.52.222.40.8
301-400 stems/ha12.81.010.61.316.02.012.82.013.31.813.41.912.90.6
401-500 stems/ha4.60.67.41.18.61.56.61.56.51.37.11.46.20.4
501- 600 stems/ha1.90.44.50.94.41.11.10.61.80.71.80.72.50.3
more than 600 stems/ha1.30.32.50.75.01.22.20.90.60.41.20.61.90.2
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 #163393/149773
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