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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · basal area (standing live trees) · 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
rockfall SilvaProtect, modelled and assignedbasal area (standing live trees) %± %± %± %± %± %± %±
inside perimeterto 19 m2/ha30.014.516.78.828.09.046.010.254.715.033.38.233.84.3
20-39 m2/ha59.915.544.411.716.07.329.19.318.111.645.48.734.94.3
40-59 m2/ha10.19.627.810.636.09.620.88.318.111.618.36.723.13.8
from 60 m2/ha..11.17.420.08.04.24.19.18.73.03.08.22.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterto 19 m2/ha27.81.328.31.924.52.241.82.835.72.440.22.431.30.8
20-39 m2/ha45.11.434.72.031.92.433.02.736.12.438.12.438.70.9
40-59 m2/ha22.11.226.01.927.62.318.42.221.62.017.01.922.40.7
from 60 m2/ha5.10.611.01.316.01.96.81.46.61.24.71.17.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha27.81.327.91.924.72.242.12.736.22.339.72.331.40.8
20-39 m2/ha45.21.435.02.030.92.332.72.635.62.338.72.338.60.8
40-59 m2/ha22.01.226.01.828.12.318.62.121.52.017.11.822.40.7
from 60 m2/ha5.00.611.01.316.21.96.61.46.61.24.61.07.70.5
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, 03.11.2014 #161974/148353
search result: 1 entry on 1 page

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