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NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: m³/ha/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species m³/ha/yr± % m³/ha/yr± % m³/ha/yr± % m³/ha/yr± % m³/ha/yr± % m³/ha/yr± % m³/ha/yr± %
n/aspruce3.353.8124.4190.6433.4120.7573.34
fir1.962.0131.4170.1510.11030.2681.65
pine0.1300.01440.01190.2650.2530.1710.123
larch0.2370.145-0.02871.4350.7220.8300.317
stone pine0.0.0.0.0.0870.1400.2380.0710.028
other conifers0.1230.03240.0630.092-0.02280.0.0.123
beech2.451.1161.2170.1830.2310.3351.74
maple0.3100.3280.4290.0530.0630.06840.310
ash0.690.2260.7280.01610.0430.5370.58
oak0.3140.1560.0460.1480.0780.01500.213
chestnut0.066-0.01000.0.0.01000.0.0.21380.0112
other broadleaves0.3150.2490.3480.4470.2520.8320.312
total9.627.788.4123.2205.093.7208.22
inside perimeterspruce-0.42361.5523.9183.0174.0162.3232.811
fir1.1731.0371.0410.3390.1590.2640.521
pine-0.2143-0.165-0.01360.1770.1106-0.06970.0120
larch0.0.0.0950.1901.2250.6310.41890.525
stone pine0.0.0.0.0.0.0.3440.3390.0.0.131
other conifers0.0.0.01000.0.0.0.-0.01180.0990.0357
beech1.2591.0310.21850.1480.02710.8350.524
maple0.2520.3240.2710.01380.0.0.0990.124
ash0.1880.1460.5490.01000.0100-0.11230.140
oak0.0.0.0890.0.0.0990.0.-0.0990.068
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.2500.01370.2640.1460.11140.3650.131
total2.1624.1246.0175.2125.2123.9224.88
outside perimeterspruce1.5223.2123.4172.2143.6100.8242.36
fir1.6162.1111.5150.4310.2330.1481.08
pine0.1440.0390.1580.1890.2420.0870.129
larch-0.01760.01480.1670.9130.6270.4220.312
stone pine0.0.0.0920.0.0.1360.1480.0.0.029
other conifers0.1710.01140.0460.0.-0.01740.01000.054
beech2.7111.1181.4200.2280.1641.5231.29
maple0.5250.3160.3360.1290.1610.1270.212
ash0.7250.2280.5220.1510.1330.2310.313
oak0.1560.05540.0840.150-0.0285900.1490.032
chestnut0.0.0.0.0.0.0.01070.01000.2620.160
other broadleaves0.2360.2460.11230.2350.1390.7190.315
total7.577.177.594.495.084.2115.84
totalspruce3.153.393.9112.0103.670.9182.93
fir1.952.081.4110.3230.2330.2361.34
pine0.1270.0950.1550.2510.2330.0620.118
larch0.1380.0450.1591.1140.6160.5220.310
stone pine0.0.0.0920.0870.1250.1250.0710.017
other conifers0.1220.0930.0380.092-0.01120.0950.021
beech2.441.1111.2140.2230.1291.2211.44
maple0.490.3140.3220.1270.0490.1560.27
ash0.690.2180.6170.1500.0260.2250.47
oak0.2140.0570.0420.1340.0820.1470.112
chestnut0.066-0.01000.0.0.0800.01000.2570.053
other broadleaves0.3140.2330.2410.2260.1330.7160.39
total9.227.057.774.375.054.197.02
© WSL, Swiss National Forest Inventory, 16.06.2020 #892494/358699
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