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NFI4
forest area
rockfall SilvaProtect · basal area (standing live trees)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/ato 19 m2/ha38.8667.5427.0838.377.915179.53
20-39 m2/ha73.7481.3431.2838.778.715233.52
40-59 m2/ha34.0741.8624.6822.293.026125.64
from 60 m2/ha6.81710.41314.01110.1140.65841.87
total153.22201.0196.84109.3420.19580.41
inside perimeterto 19 m2/ha0.8500.21000.21005.6192.4299.315
20-39 m2/ha1.9310.0.0.8506.3184.42113.412
40-59 m2/ha0.8500.0.0.6584.5212.0317.916
from 60 m2/ha0.21000.0.0.0.2.7270.8503.723
total3.7230.21001.63519.1109.61434.37
outside perimeterto 19 m2/ha5.3196.11821.7946.5624.78104.34
20-39 m2/ha17.3108.31538.5779.0441.86184.83
40-59 m2/ha9.8144.42131.4745.5620.59111.64
from 60 m2/ha1.2411.63513.31219.796.31742.17
total33.6720.39104.93190.7293.33442.82
totalto 19 m2/ha44.9573.8448.9590.4435.07293.12
20-39 m2/ha92.9389.6470.54124.0354.85431.72
40-59 m2/ha44.6646.2656.6572.2425.68245.12
from 60 m2/ha8.11512.01227.3832.677.71687.64
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #861356/327687
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