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NFI3–NFI4b
annual net increment
main tree species
unit of reference: protection forest region
unit: m³/yr/ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: grid NFI4 2009-2013
change 2004/06–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
main tree species (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± %
spruce3.564.2114.5112.0243.3151.8203.35
fir2.181.9151.5170.4370.3360.2801.46
pine0.11110.1560.01240.283-0.1780.01410.072
larch0.1450.01880.0121791.1250.4480.5340.218
stone pine..-0.0100..0.01590.2360.01000.046
other conifers0.1290.061-0.0178-0.0132-0.02410.01000.129
beech2.471.1231.4200.5490.11050.6521.47
maple0.3280.3300.4350.1890.1530.0740.217
ash0.7140.3400.2780.364-0.09910.2430.413
oak0.3230.061-0.03010.01770.0800.1450.120
chestnut-0.01370.0100..0.165-0.01000.4640.159
other broadleaves0.5220.2520.11780.2700.2500.4470.317
total10.048.088.184.8154.5134.4147.63
© WSL, Swiss National Forest Inventory, 29.12.2015 #204893/191156
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