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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · basal area (standing live trees) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedbasal area (standing live trees) %± %± %± %± %± %±
inside perimeterto 19 m2/ha22.213.9100.0.12.511.736.45.931.28.232.74.4
20-39 m2/ha66.715.7..50.017.724.25.346.88.835.64.4
40-59 m2/ha11.010.4..37.517.125.75.418.96.923.23.9
from 60 m2/ha......13.64.23.13.18.52.6
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterto 19 m2/ha22.91.831.21.822.71.734.61.538.42.530.00.8
20-39 m2/ha50.82.240.51.932.81.936.31.538.72.539.40.9
40-59 m2/ha22.41.822.31.630.31.921.21.317.92.023.00.7
from 60 m2/ha3.90.86.00.914.21.47.90.95.01.17.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha22.91.831.31.822.51.734.71.537.82.430.10.8
20-39 m2/ha51.12.140.51.933.11.935.61.539.32.439.20.8
40-59 m2/ha22.21.822.21.630.41.921.51.318.01.923.00.7
from 60 m2/ha3.80.86.00.914.01.48.20.84.91.17.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164850/151232
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