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NFI4b
forest area
predominant tree species · stand age (classes of 40 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: grid NFI4 2009-2013
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
predominant tree speciesstand age (classes of 40 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0 (unstocked)..1.1581.8451.4500.7711.1586.024
1-409.7193.6313.8322.7351.7452.14123.612
41-800.41000.4100......0.41001.158
81-1200.4100..........0.4100
121-160..............
over 160..............
uneven-aged0.771..0.31000.3100..0.41001.845
total11.1185.0265.9254.5272.4383.93032.810
spruce0 (unstocked)0.41002.2410.31000.31001.8450.7715.725
1-4030.41013.0169.5194.52711.2173.23371.77
41-8021.51313.7167.4213.8307.0223.23356.58
81-12024.71215.91514.9154.8269.5193.53173.27
121-16018.61414.41513.8157.52116.2144.62775.27
over 1604.32911.5177.3215.52513.0165.02646.59
uneven-aged24.31238.9913.91514.41523.21111.017125.75
total124.15109.6467.0640.8881.8531.210454.62
fir0 (unstocked)..0.4100........0.4100
1-4011.4173.2332.438..0.4100..17.514
41-807.2222.9351.4500.31000.41000.77112.817
81-12017.9148.3204.5270.31000.41000.410031.710
121-16017.9146.9233.1330.31000.41000.77129.211
over 1602.1412.9350.31000.31000.7710.41006.823
uneven-aged16.81412.3173.4312.1410.7712.14137.410
total73.3636.8915.2143.4312.8354.329135.85
pine0 (unstocked)..............
1-402.1410.41000.31000.7711.158..4.628
41-802.1410.7711.1583.1332.438..9.419
81-1203.6320.41000.31001.0582.835..8.121
121-1600.7710.4100..0.7712.141..3.930
over 160......0.771....0.771
uneven-aged1.8451.1581.1582.4371.1580.7718.121
total10.4182.9352.8358.6199.4190.77134.810
larch0 (unstocked)0.4100....0.31001.450..2.141
1-402.1411.450..4.5273.5312.53814.016
41-801.158....1.7442.8355.02610.618
81-1200.4100..0.7711.7442.1411.7456.623
121-160......2.8351.4501.8456.024
over 160....0.31005.5254.9263.93014.715
uneven-aged0.41000.4100..12.3165.62510.21828.911
total4.3291.8451.05828.91021.71225.11182.86
stone pine0 (unstocked)......0.3100....0.3100
1-40........0.4100..0.4100
41-80..............
81-120........1.158..1.158
121-160........1.158..1.158
over 160......1.4501.450..2.835
uneven-aged......2.7353.830..6.623
total......4.5277.721..12.217
other conifers0 (unstocked)..............
1-400.4100..........0.4100
41-800.7710.4100....0.3100..1.450
81-1201.158..........1.158
121-160..............
over 160..............
uneven-aged0.4100..........0.4100
total2.5380.4100....0.3100..3.233
beech0 (unstocked)1.4500.4100....0.4100..2.141
1-4021.5132.2412.438....2.14128.111
41-8024.3122.2413.8302.141..9.61941.99
81-12055.188.3207.2210.31001.1582.53874.57
121-16010.7184.3291.7440.31001.4500.77119.213
over 1602.1410.41001.058....0.7714.229
uneven-aged19.31311.5174.5271.4501.4508.52046.69
total134.5429.21020.7124.1284.22824.011216.84
maple0 (unstocked)0.4100..0.3100......0.771
1-407.2221.8453.1331.4500.41001.45015.215
41-803.6322.9350.771....1.1588.221
81-1202.5380.41000.771......3.632
121-1600.771..........0.771
over 160..............
uneven-aged2.1411.4500.7710.31000.7710.7716.024
total16.5156.5235.5251.7441.1583.23334.410
ash0 (unstocked)..............
1-405.7251.1581.7440.7710.7710.410010.318
41-806.8231.8452.4380.31000.41001.45013.116
81-1203.9300.41002.141....0.41006.723
121-1601.4500.41000.3100..0.4100..2.538
over 160..............
uneven-aged3.6320.41001.0581.0580.7710.7717.422
total21.5134.0307.6212.1412.1412.83540.09
oak0 (unstocked)0.4100..........0.4100
1-402.538..........2.538
41-804.6280.4100..1.058..1.4507.522
81-1204.329....0.31000.41000.41005.326
121-1601.158..........1.158
over 160..............
uneven-aged2.5380.4100..1.4500.41001.8456.424
total15.4150.771..2.7350.7713.53123.112
chestnut0 (unstocked)..............
1-40......0.3100..3.5313.930
41-80..........7.8217.821
81-120......0.3100..1.4501.745
121-160..........0.41000.4100
over 160..........0.7710.771
uneven-aged......0.771..7.8218.520
total......1.450..21.61222.912
other broadleaves0 (unstocked)0.4100..........0.4100
1-406.1245.4262.9363.4314.22910.61832.610
41-803.6320.41000.31002.4371.84511.01719.413
81-1202.5380.4100........2.935
121-160..............
over 160..............
uneven-aged3.9300.7710.7710.7710.41003.93010.318
total16.5156.9234.0306.5226.32325.51165.67
total0 (unstocked)3.2334.0302.4382.4384.2281.84518.014
1-4099.1532.11026.21118.21323.41225.811224.74
41-8075.8625.61117.11414.71415.11541.58189.84
81-120116.3533.91030.4108.91917.21410.218216.84
121-16051.2826.31119.01311.71622.9118.220139.25
over 1608.62014.8159.01913.41520.01210.61876.47
uneven-aged75.8667.1625.61139.8837.9847.87294.03
total430.01203.82129.72109.13140.62145.721158.91
© WSL, Swiss National Forest Inventory, 27.06.2015 #201550/187784
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