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NFI2–NFI3
net increment
site quality · main tree species
regional demarcation: protection forest region
unit: m³/ha/yr
evaluation area: accessible forest without shrub forest NFI2/NFI3
grid: 1.4-km grid
change 1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern Alps Southeastern AlpsSouthern AlpsSwitzerland
site qualitymain tree speciesm³/ha/yr±%m³/ha/yr±%m³/ha/yr±%m³/ha/yr±%m³/ha/yr±%m³/ha/yr±%m³/ha/yr±%
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 broadleaves0.0.0.0.0.0.0.0.0.0.0.0.0.0.
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.0.0.0.0.0.0.0.
lown/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce0.4820.7982.6291.2302.2151.0401.318
fir0.8400.11560.3480.1620.0740.0.0.234
pine0.11620.04080.2600.02470.01220.0980.095
larch0.01000.01110.0.1.6281.3181.0380.617
Arolla pine0.0.0.01000.0850.5290.5270.0990.220
other conifers0.1420.01350.0900.0.0.08940.0.0.042
beech2.3160.8300.5440.1890.0.0.0.0.714
maple0.2380.3300.1890.01680.01000.0.0.123
ash0.4290.0400.1620.02610.0.0.0.0.126
oak0.03820.0510.0920.1660.0.0.0.0.071
sweet chestnut0.0.0.0.0.0.0.08310.0.0.0.0.0832
other broadleaves0.2350.1900.02080.1870.0860.0.0.132
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total4.6142.1403.9213.7173.9102.0283.58
moderaten/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce2.3184.2143.7352.1123.491.3222.86
fir1.6181.3171.3270.3240.2330.2360.610
pine0.01000.02390.11950.2550.3290.0850.127
larch-0.11000.1390.0731.1150.5220.9220.611
Arolla pine0.0.0.01000.0.0.1440.0600.01000.035
other conifers0.01000.0.0.01000.01000.01380.01000.091
beech1.7160.3410.31050.1410.2300.9170.411
maple0.2430.2320.5250.1290.0860.06550.122
ash0.1400.01050.5390.1370.1390.1560.120
oak0.0.0.02410.0.0.0420.0670.01150.070
sweet chestnut0.0.0.0.0.0.0.01000.0.0.1800.080
other broadleaves0.1990.0920.11870.3260.1340.6240.216
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total5.8106.3116.3234.384.974.1105.04
goodn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce2.693.7114.7123.6385.8130.5313.06
fir2.082.9101.7131.8670.3790.1681.76
pine0.2220.0900.02200.0.0.0990.0740.121
larch0.1460.01230.1560.6690.01730.1860.130
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.1380.0960.0560.0970.0.0.01000.135
beech2.481.5131.4142.1280.1871.4251.77
maple0.4160.4190.2490.6500.1460.2320.311
ash0.5180.3200.7240.1750.0600.4260.511
oak0.3210.1550.0730.01230.0920.2330.217
sweet chestnut0.0.0.01000.0.0.2970.01000.4620.160
other broadleaves0.3190.1430.3440.4860.6450.7200.413
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total9.049.169.189.4186.9113.9127.93
very goodn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce3.963.7222.5421.2500.0.-0.1913.86
fir1.972.6231.6340.91250.0.0.0.2.07
pine0.1630.0770.01780.0.0.0.0.0.0.158
larch0.2480.2500.1980.1950.0.0.0.0.243
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.2280.0990.0570.0.0.0.0.0.0.128
beech2.561.9312.7261.9460.0.0.7802.56
maple0.4130.2380.3900.2520.0.0.4930.412
ash0.7110.4421.1260.0114180.0.0.014810.710
oak0.3170.0550.2560.5500.0.0.3730.316
sweet chestnut0.0660.0.0.0.-0.32260.0.0.018710.0512
other broadleaves0.4190.8500.07870.0298110.0.1.8490.418
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total10.639.9138.5184.6500.0.3.14310.43
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce3.153.393.9112.0103.570.9172.93
fir1.851.981.4110.3230.1320.2331.24
pine0.1270.0960.1700.1530.2310.0580.118
larch0.1380.0430.1601.1130.6140.5200.39
Arolla pine0.0.0.0910.0860.1250.1250.0720.017
other conifers0.1220.0930.0370.0910.05580.0950.021
beech2.441.1111.2130.2230.1291.1161.34
maple0.490.3140.3270.1250.0480.1570.27
ash0.690.2180.6160.1430.1370.2240.47
oak0.3140.0440.0420.1320.0780.1420.111
sweet chestnut0.0660.01000.0.0.024240.01000.2540.053
other broadleaves0.3140.2310.2450.2250.2290.7150.39
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total9.327.057.774.374.953.986.92
© WSL, Swiss National Forest Inventory, 21.05.2024 #1299501/481251

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. 1299501. Birmensdorf, Swiss Federal Research Institute WSL
https://doi.org/10.21258/1890304

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