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NFI4
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 NFI4/NFI5
grid: 1.4 km grid, subgrids 1-5
state 2009/17
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.
beech0.0.0.0.0.0.0.0.0.0.0.0.0.0.
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 broadleaves0.0.0.0.0.0.0.0.0.0.0.0970.0100
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.0.0.0.0.0970.0100
12-20 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce1.2291.3361.1420.4431.5300.1991.017
fir0.4420.6750.3710.0.0.0.0.0.0.235
pine0.1720.2980.4860.2980.6620.0.0.238
larch0.3900.3710.0.0.5410.3470.6510.332
Arolla pine0.0.0.0.0.0.0.0.0.1760.0.0.078
other conifers0.1710.0980.0.0.2980.2530.0.0.140
beech1.1180.0980.9790.3720.0.0.3580.520
maple0.7380.6680.7650.3480.2980.6790.526
ash0.4320.0970.2810.2810.0.0.0.0.228
oak0.2960.0.0.0.0.3690.0.0.0980.172
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.7680.170
other broadleaves0.5480.9470.8591.8451.2492.4271.218
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total5.0123.9234.3174.0204.1164.7204.57
21-30 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce4.8154.9187.6192.6295.1231.2424.39
fir1.7270.9420.9690.0990.2720.1710.821
pine0.4520.2990.1992.3371.9350.0.0.723
larch0.2640.3730.1993.0231.9292.7271.215
Arolla pine0.0.0.0.0.0.0.0691.3390.0.0.240
other conifers0.2390.4870.0.0.0990.4460.0.0.234
beech3.1132.1341.0611.3580.1853.0372.113
maple1.6212.2291.1370.5400.1990.4501.115
ash1.1231.0311.6400.8540.3510.5350.915
oak0.5470.2800.0990.7500.0.1.0480.427
sweet chestnut0.0.0.0.0.0.0.1990.0.3.6330.634
other broadleaves1.2231.4253.0412.5243.6285.0192.611
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total14.8513.5915.31113.8815.0917.6815.03
31-40 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce8.51013.31110.8157.31513.1122.4218.55
fir3.0123.8172.8310.5540.6480.2532.09
pine1.0210.1820.8734.3261.7380.2711.116
larch0.2430.3540.4655.1142.9193.3171.710
Arolla pine0.0.0.0.0.0.1.2392.0390.01000.429
other conifers0.2440.01000.2500.1750.0990.11000.130
beech6.693.1215.4220.8540.6515.1174.37
maple1.4141.2253.4210.3410.3580.4381.110
ash1.5151.2452.6290.5530.4681.0381.213
oak1.4230.2470.0990.7560.0.1.3240.816
sweet chestnut0.01000.0.0.0.0.1990.0.4.5190.920
other broadleaves1.5150.6451.6251.6291.3496.0152.310
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total25.2323.9528.1722.3622.9624.5424.52
41-50 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce8.8719.6718.41215.61418.988.01913.54
fir5.694.6145.3171.2440.8351.5384.07
pine1.4170.6650.6512.6312.8280.0.1.314
larch0.3270.1900.3998.5144.8176.6182.110
Arolla pine0.0.0.0.0.0.1.6331.5290.0.0.322
other conifers0.2360.0790.0610.0.0.0860.0.0.132
beech10.555.9169.3160.9671.5377.2197.35
maple1.7102.1172.4200.5510.8500.2511.58
ash2.1130.8312.6240.9810.4780.5511.411
oak1.1160.2490.2680.1520.0.0.5650.615
sweet chestnut0.0.0.01000.0.0.2990.0.5.1260.527
other broadleaves1.0140.8251.3351.4350.5423.6201.210
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total32.8234.7440.5533.6632.1433.3433.92
51-60 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce11.3725.9726.3722.61028.2720.51420.13
fir8.599.7117.9142.9390.5552.6396.76
pine1.2190.6770.4641.2651.8300.2711.017
larch0.2400.2540.35716.0196.6177.1212.912
Arolla pine0.0.0.0990.0.2.0382.1350.0.0.426
other conifers0.4470.0.0.01000.0.0.0.0.0.0.146
beech11.667.1138.6131.2470.8393.8297.45
maple1.2131.2172.3190.2600.1860.0.1.09
ash2.4181.0312.3260.4790.11000.3991.513
oak1.5190.0.0.2600.0990.21000.4640.618
sweet chestnut0.01000.0.0.0.0.8990.11006.0300.631
other broadleaves1.1231.1401.3290.3580.2831.2280.915
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total39.3246.8349.6347.7540.6442.2543.31
61-70 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce16.41134.21234.3924.21533.61123.52026.65
fir13.71313.3178.1251.2902.1494.2619.310
pine0.7390.0.0.1730.3761.5490.5980.528
larch0.2580.3990.56910.4208.7308.6333.018
Arolla pine0.0.0.0.0.0.2.5771.4680.0.0.453
other conifers0.7690.2990.0990.0.0.0.0.0.0.360
beech11.0156.7268.2221.6982.6592.7867.012
maple1.3301.2461.6360.8710.3990.0.1.120
ash2.8250.8611.0550.1980.0990.3691.322
oak1.3300.0.0.4810.0.0.6990.2770.628
sweet chestnut0.0.0.0.0.0.0.6980.0.6.2560.555
other broadleaves2.4371.6590.4450.2850.6982.7541.526
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total50.6358.3654.6441.9851.5448.9852.12
71-80 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce16.83032.81962.41824.46152.54226.63033.714
fir16.33116.9364.9610.0.0.0.0.0.7.926
pine0.4960.0.0.0.0.0.0.0.0.0.0.199
larch0.0.0.0.0.89530.53325.2835.9686.538
Arolla pine0.0.0.0.0.0.0.0.0.9830.0.0.199
other conifers3.9970.0.0.0.0.0.0.0.0.0.1.099
beech8.7252.9634.2550.0.0.0.0.0.3.626
maple0.1961.6932.5720.0.0.0.0.5950.953
ash2.7821.5930.0.0.0.0.0.0.0.0.968
oak5.5930.0.0.0.0.0.0.0.0.2931.593
sweet chestnut0.0.0.0.0.0.0.0.0.0.7.4711.478
other broadleaves1.2900.0.0.0.0.0.0.0.2.0710.759
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total55.51055.71974.91254.81778.6842.61458.46
>80 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce14.17016.6033.900.0.23.500.0.10.440
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.
larch0.0.0.0.0.0.0.0.0.0.9.0894.595
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.
beech0.0.0.0.0.0.0.0.0.0.0.0.0.0.
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 chestnut0.0.0.0.0.0.0.0.0.0.59.53329.643
other broadleaves69.6720.0.0.0.0.0.0.0.0.58913.794
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total83.74816.6033.900.0.23.5068.92258.122
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce9.0418.8419.6612.1718.057.3913.12
fir5.756.075.0101.0260.7221.0244.04
pine1.0100.4440.4332.2171.9160.1471.08
larch0.2180.2300.3357.9104.5104.5102.16
Arolla pine0.0.0.01000.0.1.2211.5170.01000.314
other conifers0.3240.1610.0390.0550.1340.01000.120
beech8.534.986.590.9270.9244.3115.43
maple1.461.5102.1110.4230.3360.3251.15
ash1.880.9171.9140.5370.2420.5261.26
oak1.2110.1320.1390.3350.1710.8190.69
sweet chestnut0.0800.01000.0.0.3600.01005.1120.712
other broadleaves1.3120.9181.3161.2161.0203.9101.56
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total30.4133.9337.3328.1429.4327.9331.11
© WSL, Swiss National Forest Inventory, 05.03.2024 #1239968/421718

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. 1239968. Birmensdorf, Swiss Federal Research Institute WSL

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