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NFI1
basal area
protection forest perimeter SilvaProtect · main tree species
unit of reference: protection forest region
unit: m²/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectmain tree species m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± %
outside of perimeterspruce11.5420.3722.887.02314.795.92713.63
fir4.766.0113.5190.1900.6431.0694.25
pine1.6100.5570.2593.2333.5200.4991.59
larch0.3190.2430.2596.7183.9172.0280.811
stone pine......1.0431.924..0.222
other conifers0.2300.0100..0.1990.085..0.129
beech7.543.6154.3150.9751.2320.8455.74
maple0.880.7251.0240.1590.0760.1850.78
ash1.290.6291.1320.3580.1780.4681.08
oak1.2100.1410.1810.1420.11000.5610.810
chestnut..........3.6350.138
other broadleaves1.1100.5281.0311.7510.5503.6261.18
total30.2232.6434.2621.31026.5518.31129.81
inside perimeterspruce7.31218.7619.1714.0821.066.71214.53
fir6.4125.7105.1121.2280.7310.9293.36
pine1.1310.3490.4402.4191.7250.2560.912
larch0.11000.2400.4416.6114.1153.1142.47
stone pine..0.0100..0.9281.031..0.321
other conifers0.0620.01000.1410.0100....0.037
beech9.885.5126.5120.7281.1373.9134.56
maple1.9161.1142.0140.2410.2390.1430.98
ash2.0210.7201.3180.2420.2680.2270.711
oak0.7310.1520.2520.1560.11000.6240.316
chestnut......0.2510.01005.0171.117
other broadleaves0.9230.8181.1180.8220.5322.6121.28
total30.2433.1336.1427.2430.5423.3429.82
totalspruce11.0419.4420.6612.4818.356.51114.02
fir4.955.874.5101.0270.6251.0273.84
pine1.590.4390.3342.6172.4160.2491.27
larch0.2190.2290.3356.694.0113.0131.56
stone pine..0.0100..0.9241.419..0.215
other conifers0.2290.0880.0410.0710.085..0.126
beech7.844.795.6100.8291.1253.5125.23
maple1.080.9121.6120.2380.1380.1380.86
ash1.380.6171.2160.2340.2520.2290.87
oak1.2100.1350.1440.1440.1710.6230.68
chestnut......0.1510.01004.8150.515
other broadleaves1.190.7151.1161.0240.5282.7111.16
total30.2132.9335.4325.9428.8322.5429.81
© WSL, Swiss National Forest Inventory, 29.12.2015 #205753/192016
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