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NFI2
basal area
diameter classes · main tree species
unit of reference: production region
unit: m²/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
diameter classesmain tree species m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± %
12-15 cmspruce0.4100.690.670.650.2150.54
fir0.390.1120.380.1130.0280.15
pine0.0340.0300.0430.1140.01000.012
larch0.0800.0360.01000.1120.1190.010
stone pine0.0.0.0.0.0.0.0200.01000.020
other conifers0.0370.0270.0360.0290.0.0.017
beech0.470.370.390.1120.4120.34
maple0.1100.1160.1160.1150.0280.17
ash0.1160.1190.1180.0180.1190.18
oak0.0260.0270.0760.0240.1290.014
chestnut0.0.0.0710.0.0.01000.4130.013
other broadleaves0.1110.1130.1120.290.6100.25
total1.441.451.541.431.951.52
16-23 cmspruce0.8101.381.961.740.6121.43
fir0.690.4100.680.2130.1260.45
pine0.1270.1300.0560.4120.0640.210
larch0.0620.0420.01000.3100.3160.18
stone pine0.0.0.0.0.0740.1170.0.0.016
other conifers0.0360.0320.0480.0420.0.0.020
beech1.260.960.880.3101.0120.83
maple0.3110.2160.3110.2130.0300.26
ash0.2160.2130.2140.1190.2230.27
oak0.2240.2230.0400.0260.2230.112
chestnut0.0.0.0760.0.0.01001.0110.111
other broadleaves0.2120.3110.2160.391.280.45
total3.643.544.143.634.643.82
24-35 cmspruce1.982.374.454.141.4133.13
fir1.380.9101.480.2130.1430.85
pine0.3180.2180.1360.6110.1520.39
larch0.0360.1280.0.0.790.7150.37
stone pine0.0.0.0.0.0880.3150.0.0.114
other conifers0.0790.1390.01000.0710.0.0.034
beech3.151.861.880.6111.1121.63
maple0.5100.4110.4120.2130.1300.36
ash0.4140.6120.4150.1200.2270.37
oak0.3180.3150.1470.0390.3220.210
chestnut0.0.0.0710.0.0.0491.1130.112
other broadleaves0.3170.4150.2170.2131.2120.47
total8.337.038.737.236.257.51
36-51 cmspruce3.455.157.645.832.1105.12
fir2.261.872.660.5110.3231.54
pine0.7130.7110.2330.6110.1430.57
larch0.0630.2190.0421.471.1110.66
stone pine0.0.0.0.0.01000.3140.01000.114
other conifers0.01000.1380.0.0.0.0.01000.035
beech3.752.752.170.6100.9121.93
maple0.4110.2150.3130.1140.0540.27
ash0.3140.7110.2150.1210.0370.37
oak0.3160.5110.0400.0380.2330.29
chestnut0.0.0.01000.0.0.0730.7150.115
other broadleaves0.2220.2160.1260.1240.3160.29
total11.1212.2213.139.625.8510.71
>= 52 cmspruce2.573.566.155.052.4124.23
fir1.5101.592.570.5120.4291.35
pine0.2220.4160.1420.2190.0530.210
larch0.0520.1260.1361.681.1140.77
stone pine0.0.0.0.0.01000.3170.0.0.117
other conifers0.01000.1320.01000.0.0.0.0.029
beech1.591.781.1110.4191.0411.07
maple0.0390.1250.0370.1360.01000.117
ash0.1310.3180.1320.0470.01000.113
oak0.2240.5160.1360.0410.0740.212
chestnut0.0.0.0.0.0.0.0752.0190.219
other broadleaves0.1370.1340.01000.0340.1410.118
total6.348.4410.048.137.198.12
totalspruce9.0412.8420.6317.236.7814.22
fir5.854.867.351.591.0194.03
pine1.3121.3100.4272.080.3391.25
larch0.1300.4170.1334.163.391.84
stone pine0.0.0.0.0.0771.0110.0840.311
other conifers0.1390.3220.0400.0350.01000.116
beech9.937.346.062.094.4125.62
maple1.370.991.180.6100.2230.94
ash1.1111.981.0100.4150.5170.95
oak1.0131.690.2260.2230.7160.76
chestnut0.0.0.0810.0.0.0425.2100.610
other broadleaves1.0121.1100.7111.083.471.24
total30.6132.6137.4230.0125.7331.61
© WSL, Swiss National Forest Inventory, 20.06.2020 #837875/304206
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