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NFI4
forest area
mean age of 100 largest trees · predominant tree species
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
mean age of 100 largest treespredominant tree species1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a6.5178.6146.21810.6143.32435.27
spruce0.0.0.0.0.0.0.0.0.0.0.0.
fir0.0.0.0.0.0.0.0.0.0.0.0.
pine0.0.0.0.0.0.0.0.0.0.0.0.
larch0.0.0.0.0.0.0.0.0.0.0.0.
stone pine0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.0.0.0.0.0.0.0.0.0.0.0.
beech0.0.0.0.0.0.0.0.0.0.0.0.
maple0.0.0.0.0.0.0.0.0.0.0.0.
ash0.0.0.0.0.0.0.0.0.0.0.0.
oak0.0.0.0.0.0.0.0.0.0.0.0.
chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.
total6.5178.6146.21810.6143.32435.27
up to 40n/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce5.02015.3107.21711.9131.63541.07
fir1.6355.5182.1310.8500.0.10.014
pine1.2410.8500.21001.2410.0.3.424
larch0.0.1.4380.4715.5191.8339.115
stone pine0.0.0.0.0.0.0.21000.0.0.2100
other conifers0.4710.4710.0.0.0.0.0.0.850
beech3.7238.1152.1321.4381.04416.211
maple1.8334.5202.1312.8271.24112.412
ash1.2413.8221.3412.6281.83310.614
oak0.6581.3380.0.0.0.0.0.1.932
chestnut0.0.0.0.0.0.0.0.1.8331.833
other broadleaves1.2415.2193.02610.7149.21429.38
total16.71046.3518.41037.1718.210136.73
41 - 80n/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce9.11522.4921.7930.384.92088.45
fir6.5178.5158.8152.2300.65826.59
pine1.5352.5280.7586.0180.210011.013
larch0.21001.4380.0.7.8165.31914.612
stone pine0.0.0.0.0.0.0.6580.0.0.658
other conifers0.21000.8500.0.0.4710.0.1.438
beech16.01019.8109.0155.71810.81361.35
maple2.7273.9223.1263.6231.63514.911
ash3.5236.4172.1323.3243.72318.910
oak2.3292.7270.0.2.6282.2309.914
chestnut0.0.0.21000.0.0.210010.51310.913
other broadleaves1.8335.2191.3416.71715.31130.38
total43.8673.8446.6669.4554.95288.62
81 - 120n/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce20.4919.11035.9748.866.317130.54
fir15.01112.61219.8105.9181.43854.66
pine2.5282.7270.4717.4160.47113.412
larch0.4710.6580.0.12.8126.41720.110
stone pine0.0.0.0.0.0.1.8330.0.1.833
other conifers0.4710.8500.0.0.0.0.0.1.241
beech37.0629.3718.31010.4139.214104.24
maple1.7331.6351.0450.8500.0.5.120
ash2.0313.6231.5382.3290.4709.714
oak2.7273.2250.4710.8501.4388.515
chestnut0.0.0.0.0.0.0.6586.3176.917
other broadleaves1.4381.8330.21001.0450.8505.120
total83.5475.3477.5492.5432.57361.22
121 - 160n/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce14.9116.61732.9755.659.614119.74
fir12.7126.41712.4124.3211.43737.17
pine1.2410.0.0.8506.0180.21008.316
larch0.0.0.0.0.0.11.3135.81817.211
stone pine0.0.0.0.0.21003.0260.21003.424
other conifers0.0.0.21000.21000.21000.0.0.658
beech9.9145.2195.6183.6233.02627.38
maple0.4710.0.0.0.0.4710.0.0.850
ash0.0.0.4710.21000.0.0.0.0.658
oak1.0451.0450.0.0.6580.4713.026
chestnut0.0.0.0.0.0.0.0.1.9331.933
other broadleaves0.0.0.0.0.0.0.21000.21000.471
total40.1619.8952.4585.2422.79220.13
over 160n/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce4.7200.94410.91345.368.41570.25
fir0.8500.8502.2301.7331.2416.817
pine0.0.0.0.0.6582.2300.4713.225
larch0.0.0.0.0.0.18.6106.61725.29
stone pine0.0.0.0.0.0.7.3160.0.7.316
other conifers0.0.0.0.0.0.0.0.0.0.0.0.
beech1.0450.0.0.21000.6580.6582.429
maple0.0.0.0.0.0.0.21000.0.0.2100
ash0.0.0.0.0.0.0.0.0.0.0.0.
oak0.0.0.21000.0.0.0.0.0.0.2100
chestnut0.0.0.0.0.0.0.0.1.2411.241
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.
total6.5172.03113.91176.0518.410116.84
totaln/a6.5178.6146.21810.6143.32435.27
spruce54.1564.35108.73191.9230.87449.82
fir36.6733.8745.3614.9114.520135.14
pine6.4176.0182.72822.991.24139.37
larch0.6583.4240.47156.0625.8886.25
stone pine0.0.0.0.0.210012.9120.210013.312
other conifers1.0452.2300.21000.6580.0.4.022
beech67.6462.4535.2721.8924.58211.53
maple6.71710.0146.2187.8162.82733.48
ash6.61714.1115.0208.2155.91839.97
oak6.7178.4150.4714.0224.02223.59
chestnut0.0.0.21000.0.0.85021.6922.58
other broadleaves4.42112.2124.52218.51025.5865.15
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 11.07.2020 #817855/284186
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