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NFI4
forest area
altitudinal vegetation belts (NaiS; 6 classes) · stand age (in 40-year classes)
regional demarcation: protection forest region
unit: 1000 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
altitudinal vegetation belts (NaiS; 6 classes)stand age (in 40-year classes)1000 ha±%1000 ha±%1000 ha±%1000 ha±%1000 ha±%1000 ha±%1000 ha±%
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)0.0.0.0.0.0.0.0.0.0.0.0.0.0.
1-40 years0.0.0.0.0.0.0.0.0.0.0.0.0.0.
41-80 years0.0.0.0.0.0.0.0.0.0.0.0.0.0.
81-120 years0.0.0.0.0.0.0.0.0.0.0.0.0.0.
121-160 years0.0.0.0.0.0.0.0.0.0.0.0.0.0.
>160 years0.0.0.0.0.0.0.0.0.0.0.0.0.0.
uneven-aged0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.0.0.0.0.0.0.0.
upper subalpinen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)0.0.0.0.0.0.0.7710.0.0.0.0.771
1-40 years0.0.0.0.0.0.0.7713.2331.4505.326
41-80 years0.0.0.0.0.0.0.7712.5382.7355.924
81-120 years0.0.0.0.0.0.0.41002.1410.41002.835
121-160 years0.0.0.0.0.0.1.1582.1410.7713.930
>160 years0.0.0.0.0.0.2.5384.9270.6708.121
uneven-aged0.0.0.0.0.0.7.1228.2214.42719.713
total0.0.0.0.0.0.13.11623.01210.31846.48
subalpinen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)0.0.0.8710.0.1.4501.8450.0.4.030
1-40 years0.0.1.5502.5386.0245.4262.73518.014
41-80 years0.0.1.8451.1581.4502.8352.7359.819
81-120 years0.0.1.0580.41001.4504.2292.1419.220
121-160 years0.0.1.4501.0582.9358.3201.55015.115
>160 years0.0.2.8361.5507.4227.4222.83521.912
uneven-aged0.310015.8154.32912.41714.6159.41956.98
total0.310025.11210.71833.01044.5921.212134.85
high-montanen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)0.41001.4501.6500.31002.1411.4507.222
1-40 years0.8709.5202.63810.61814.7154.72643.09
41-80 years0.0.5.5251.4508.1218.5205.52529.011
81-120 years0.0.4.0291.7454.3297.8213.53121.313
121-160 years0.0.5.0262.4386.2238.7204.72726.911
>160 years1.1585.1263.1333.5327.8214.03024.512
uneven-aged1.15812.6175.12715.81512.6179.61956.88
total3.33343.2918.01448.9862.0733.49208.83
lower and upper montanen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)1.1581.9451.0580.0.0.41000.41004.728
1-40 years30.91022.21222.4131.1581.8458.32086.66
41-80 years27.11115.81513.4162.1411.15813.91573.47
81-120 years52.9725.21125.1111.4503.1333.035110.85
121-160 years30.91016.81414.6151.4503.5310.87067.97
>160 years6.2246.1244.9270.41000.31002.24120.113
uneven-aged49.7835.7915.5153.5325.32612.116121.85
total198.93123.8497.059.71915.41540.68485.42
submontanen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)1.6490.0.0.0.0.0.0.0.0.0.1.649
1-40 years67.462.2410.41001.1581.0580.0.72.26
41-80 years43.782.2412.2410.7700.7710.0.49.68
81-120 years58.272.5383.5310.0.0.31000.0.64.67
121-160 years19.0131.8450.31000.0.0.31000.0.21.512
>160 years1.4500.0.0.0.0.0.0.0.0.0.1.450
uneven-aged22.3123.5332.2410.7710.7700.0.29.611
total213.6312.3178.8202.5373.2330.0.240.43
hyperinsubric and collinen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)0.41000.0.0.0.0.0.0.0.0.0.0.4100
1-40 years1.1580.0.0.0.2.4380.0.9.41913.016
41-80 years1.7450.0.0.0.2.1410.0.18.91222.712
81-120 years1.0570.0.0.0.1.4500.0.2.0444.429
121-160 years0.0.0.0.0.0.0.41000.0.0.8701.257
>160 years0.0.0.0.0.0.0.0.0.0.0.7710.771
uneven-aged0.31000.0.0.0.2.5380.310015.31418.413
total4.6280.0.0.0.8.8200.310047.0660.76
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (unstocked)3.4334.1302.6382.4384.2291.74518.514
1-40 years100.2435.41028.01121.91226.11126.411238.13
41-80 years72.6625.31218.11415.11515.61543.78190.44
81-120 years112.1432.81030.7109.02017.51411.018213.13
121-160 years49.9825.11118.41311.91722.9128.420136.65
>160 years8.72014.0169.51913.81620.41310.31876.66
uneven-aged73.8667.7727.21141.9941.7950.97303.23
total420.71204.43134.45116.05148.44152.521176.41
© WSL, Swiss National Forest Inventory, 05.03.2024 #1213966/395715

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. 1213966. Birmensdorf, Swiss Federal Research Institute WSL

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