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NFI2–NFI3
annual increment: protection forest perimeter SilvaProtect · 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
protection forest perimeter SilvaProtectmain tree species (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± % (m³/yr)/ha± %
outside of perimeterspruce4.045.576.191.2223.791.1304.13
fir2.152.2101.6150.1520.1500.2581.74
pine0.2140.0790.01470.3370.5220.1710.211
larch0.1190.1400.01431.6260.7200.7290.211
stone pine....0.0840.1360.2400.0710.029
other conifers0.1230.0640.0630.0920.055..0.122
beech2.641.2141.4150.1650.2300.3311.94
maple0.4100.3260.3450.1510.0630.05390.39
ash0.690.3230.8300.1920.1670.5340.58
oak0.4120.1420.1460.1390.0780.01430.211
chestnut0.078-0.0100..0.071..0.7330.031
other broadleaves0.4120.2360.5290.5300.3311.4200.49
total11.029.9510.874.3115.875.0119.82
inside perimeterspruce1.7165.055.073.084.761.3123.43
fir1.9112.481.7120.4210.2260.2371.16
pine0.1360.0400.2410.3240.2360.0930.116
larch0.3850.0490.1541.2100.7160.5230.510
stone pine..0.092..0.1290.1230.0.0.018
other conifers0.1640.0620.0410.0.0.0430.0950.045
beech2.891.4121.4170.2240.1441.4181.27
maple0.6190.3110.4230.1270.0570.1240.29
ash0.8180.2220.5200.1300.1310.2280.310
oak0.1330.0780.0450.0420.013830.1410.022
chestnut......0.0750.01000.5220.121
other broadleaves0.3220.3220.3270.3180.2290.8120.48
total8.969.639.555.756.455.177.42
totalspruce3.745.245.562.584.351.3113.82
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, 31.03.2015 #185426/171902
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