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NFI4b
basal area of dead wood
main tree species
unit of reference: protection forest region
unit: m²/ha
unit of evaluation: accessible forest without shrub forest
grid: grid NFI4 2009-2013
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
main tree species m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± %
spruce0.5112.9111.7111.6131.6120.6221.36
fir0.3130.5170.3200.1430.1440.1400.39
pine0.1210.1480.1490.4200.2270.0490.112
larch0.0530.0710.0850.7170.3250.3240.212
stone pine..0.0...0.1530.1420.0.0.036
other conifers0.0510.0710.01000.0810.0520.0.0.032
beech0.3130.2260.2190.0520.0540.2310.210
maple0.0260.0390.1340.0560.01000.0500.017
ash0.1280.0330.1420.0590.0610.0440.017
oak0.0280.0620.01000.0590.0.0.0430.022
chestnut0.01000.0...0.0850.0.0.8170.116
other broadleaves0.1160.2180.2200.2210.2320.5150.28
indeterminable0.0370.1220.1380.1340.1440.0480.115
total1.564.182.783.492.692.582.53
© WSL, Swiss National Forest Inventory, 29.12.2015 #205359/191622
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