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NFI2–NFI3
annual increment: main tree species · protection forest region
unit: m³/yr/ha
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change 1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alpsoverall
main tree species (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± %
spruce3.745.245.562.584.351.3113.82
fir2.152.361.690.3200.2230.2321.53
pine0.2130.0440.1400.3200.3190.0610.29
larch0.1280.0310.1511.3110.7120.5190.38
stone pine..0.0920.0840.1230.1220.0720.016
other conifers0.1220.0540.0350.0920.0340.0950.120
beech2.741.391.4120.2240.1251.2171.63
maple0.490.3130.3220.1240.0470.1460.37
ash0.780.2160.7180.1320.1380.2220.46
oak0.3110.0370.0350.1290.0800.1400.210
chestnut0.078-0.0100..0.0550.01000.5180.118
other broadleaves0.4110.2200.4200.4160.3210.9110.46
total10.729.7310.145.356.145.168.71

change, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 16.04.2015 #183781/170257
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