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NFI2

forest area: rockfall SilvaProtect, modelled and assigned · basal area (standing live trees) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterto 19 m2/ha0.7501.1412.1293.2230.3714.91912.312
20-39 m2/ha1.8322.7262.1292.0291.9303.52214.011
40-59 m2/ha1.6330.7501.5331.2380.9450.7506.616
from 60 m2/ha..0.21001.4350.3710.21000.5582.626
total4.1214.7197.0156.8153.3239.71335.67
outside perimeterto 19 m2/ha106.7446.8635.4638.3646.8557.15331.22
20-39 m2/ha200.7276.7437.7634.3654.2549.75453.22
40-59 m2/ha98.0448.8532.1718.9923.3815.010236.12
from 60 m2/ha20.5922.8914.8105.1187.2154.22074.55
total425.91195.02120.0296.53131.52126.121094.91
totalto 19 m2/ha107.5447.9637.4641.5547.2562.04343.52
20-39 m2/ha202.4279.4439.8636.3656.1553.35467.22
40-59 m2/ha99.6449.5533.6620.1924.2815.710242.72
from 60 m2/ha20.5922.9816.1105.4177.3154.81977.15
total430.01199.71127.02103.32134.82135.821130.51

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 04.11.2014 #157402/143781
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