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NFI5
basal area
dominant diameter at breast height (standing-living - in 8 classes) · main tree species
regional demarcation: protection forest region
unit: m²/ha
evaluation area: accessible forest without shrub forest NFI1-NFI5
grid: 1.4 km grid, subgrids 1-5
state 2018/26
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern Alps Southeastern AlpsSouthern AlpsSwitzerland
dominant diameter at breast height (standing-living - in 8 classes)main tree speciesm²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce0.0.0.0.0.0.0.0.0.0.0.0.0.0.
fir0.0.0.0.0.0.0.0.0.0.0.0.0.0.
pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
larch0.0.0.0.0.0.0.0.0.0.0.0.0.0.
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.0.0.0.0.0.0.0.0.0.0.0.0.0.
beech0.0.0.0.0.1970.0.0.0.0.0.0.099
maple0.0.0.0.0.0.0.0.0.0.0.0.0.0.
ash0.0.0.0.0.0.0.0.0.0.0.0.0.0.
oak0.0.0.0.0.0.0.0.0.0.0.0.0.0.
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.0.0.
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.1970.0.0.0.0.0.0.099
12-20 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce1.5372.7503.7690.7532.6430.5431.724
fir0.5550.1670.3900.0.0.0.0.0.0.349
pine0.1580.0.0.0.0.6671.5920.0.0.258
larch0.1830.0970.1900.4630.2920.1970.140
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.0990.0.0.0.0.4950.1920.0.0.076
beech2.2250.3381.3570.3950.0.0.1971.223
maple0.6290.3740.0.1.0540.0.0.2550.524
ash0.2520.2960.0.0.5620.2920.2960.234
oak0.0.0.0.0.0.0.6950.0.0.4960.170
sweet chestnut0.0.0.0.0.0.0.0.0.0.1.4860.288
other broadleaves0.8450.3530.5641.6490.3920.6410.728
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total5.8153.9325.9426.2104.8273.5335.110
21-30 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce4.0165.4179.0182.4294.5301.5634.210
fir1.7212.2400.1780.1980.1990.1831.120
pine0.2440.4760.1982.3543.4310.0.0.725
larch0.5460.8430.0.3.2301.3451.1530.919
Arolla pine0.0.0.0.0.0.0.0980.1760.0.0.063
other conifers0.2490.0.0.2980.0980.6480.0.0.133
beech2.8121.5411.6710.8820.3652.4452.013
maple1.9201.8272.0370.6610.4690.4781.414
ash0.7190.9381.2430.8690.2991.0320.715
oak0.8360.2780.0.1.4440.0.1.2600.625
sweet chestnut0.0.0.0.0.0.0.1980.0984.3370.538
other broadleaves0.8161.3252.0402.6304.2367.7202.413
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total13.5514.4916.11014.2915.0919.71014.93
31-40 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce7.01010.4167.3187.91614.0142.4277.56
fir2.9135.0174.0220.7570.5610.1602.410
pine0.8250.0990.0995.5251.3470.4821.118
larch0.2430.3720.5754.7162.5252.1301.313
Arolla pine0.0.0.0.0.0.1.3381.4550.01000.332
other conifers0.2360.1570.2500.1700.0.0.01000.126
beech5.893.4205.6241.6420.4758.5184.98
maple1.6112.8222.6250.2750.4530.4551.410
ash1.1161.7501.1340.5520.3650.9321.016
oak1.0260.1600.1990.2620.0.1.6280.718
sweet chestnut0.0.0.0.0.0.0.2990.0.5.5220.923
other broadleaves1.6150.9300.9382.0242.4446.2172.310
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total22.2424.9622.1924.8623.2728.1523.92
41-50 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce7.3717.5814.81214.91520.386.82212.04
fir5.296.0135.7181.2450.7421.7344.17
pine1.2180.8620.6563.2303.2260.11001.414
larch0.2300.2790.1998.7163.6185.8201.911
Arolla pine0.0.0.0.0.0.0.9471.9280.0.0.325
other conifers0.2310.11000.1610.0.0.1640.2990.227
beech9.666.7146.9181.2671.7347.1186.95
maple1.7101.9172.9220.6530.4440.5431.58
ash1.7140.9342.5240.8540.4820.7841.312
oak1.3160.3460.2860.7700.0.1.0500.815
sweet chestnut0.0.0.0.0.0.0.2990.0.4.8250.526
other broadleaves1.4150.6211.2341.6330.4344.8201.510
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total29.8235.0435.1534.0632.8433.4432.32
51-60 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce10.2823.6725.51024.11125.7820.02018.84
fir8.999.0125.0183.0401.0392.2416.37
pine1.4180.6690.6670.7652.2300.0.1.016
larch0.3350.11000.26215.7207.0187.2203.113
Arolla pine0.0.0.0990.0.1.5422.5350.0.0.428
other conifers0.2580.0.0.0.0.0.0.0.0.0.0.158
beech12.067.31411.4130.8691.1425.8248.15
maple1.5141.3192.4200.4490.1900.2781.210
ash2.0190.7381.8300.1720.11000.7661.214
oak1.4200.0.0.2650.0.0.21000.4460.618
sweet chestnut0.0.0.0990.0.0.0.0.11007.0270.828
other broadleaves1.2220.8291.1270.2440.2482.0381.014
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total39.1243.5348.2446.5740.1445.51042.62
61-70 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce13.11232.6832.5927.01435.61020.62425.55
fir15.31013.71512.5192.9592.0485.36011.18
pine0.3490.0.0.0990.5571.0480.8780.329
larch0.1760.2990.47111.92010.02510.5323.117
Arolla pine0.0.0.0.0.0.4.5521.6700.0.0.643
other conifers1.0600.0.0.0990.0.0.0.0.0.0.360
beech11.1126.6227.4201.8782.0683.4757.010
maple2.0231.2302.8270.8690.1990.0.1.515
ash2.4250.6591.8370.0.0.0990.1961.220
oak1.4310.0.0.3990.0.0.6990.0.0.629
sweet chestnut0.0.0.0.0.0.0.0.0.0.5.8640.368
other broadleaves1.0351.1700.6430.1670.0.2.3770.829
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total47.6356.0458.5449.4652.8448.8752.42
71-80 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce24.92126.72855.21825.74036.92826.12931.811
fir15.53525.4265.6410.0.0.0.4.5939.723
pine0.4970.0.0.0.0.0.0.0.0.0.0.199
larch0.0.0.0.0.0.28.23110.0537.5576.232
Arolla pine0.0.0.0.0.0.0.0.3.0810.0.0.587
other conifers7.3680.0.0.0.0.0.0.0.0.0.1.971
beech7.5421.5668.6590.0.0.0.0.0.3.535
maple1.6410.0.0.3940.0.1.0960.0.0.640
ash3.9770.0.0.0.0.0.0.0.0.5941.174
oak0.4960.0.0.0.0.0.0.0.0.6650.263
sweet chestnut0.0.0.0.0.0.0.0.0.0.14.4562.264
other broadleaves1.2460.0.0.1940.0.0.0.3.9610.947
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total62.9853.61569.7953.8951.01457.51158.65
>80 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce10.3820.0.60.4260.0.0.0.19.98923.246
fir12.3830.0.0.0.0.0.0.0.0.0.3.296
pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
larch0.0.0.0.0.0.0.0.0.0.8.9894.095
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.0.0.0.0.0.0.0.0.0.0.0.0.0.
beech4.5410.0.0.0.0.0.0.0.0.0.1.264
maple0.6810.0.0.0.0.0.0.0.0.0.0.296
ash0.6810.0.0.0.0.0.0.0.0.0.0.296
oak27.7810.0.0.0.0.0.0.0.0.0.7.396
sweet chestnut0.0.0.0.0.0.13.300.0.56.24326.748
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.0.0.
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total56.0270.0.60.42613.300.0.84.91966.016
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce7.9418.0519.4614.3720.858.91213.12
fir5.957.375.6101.4250.8231.4244.64
pine0.9110.4420.3412.6182.3160.2571.08
larch0.2180.2320.2388.9104.9114.6122.16
Arolla pine0.0.0.01000.0.1.3241.7190.01000.315
other conifers0.4250.0650.1360.0550.1390.0960.221
beech8.235.487.191.1281.1245.9115.93
maple1.661.7102.4110.4260.3270.4291.35
ash1.590.9211.7150.4320.2530.7281.17
oak1.2110.1340.2470.4370.1710.9210.79
sweet chestnut0.0.0.01000.0.0.2520.0866.2130.713
other broadleaves1.280.8171.0161.3161.0244.5101.55
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total29.0234.9238.0332.5433.3333.8432.41
© WSL, Swiss National Forest Inventory, 05.03.2024 #1240014/421764

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1240014. Birmensdorf, Swiss Federal Research Institute WSL

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