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NFI4
forest area
primary forest function NFI4: nature protection · altitudinal vegetation zone (3 classes) · time of last treatment (classes of 10 years)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
primary forest function NFI4: nature protection
yesnototal
altitudinal vegetation zone (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
subalpinen/a0.0.0.0.0.0.
less than 10 years ago5.71965.0570.85
11-20 years ago3.82345.3649.16
21-30 years ago4.42137.6742.07
31-40 years ago2.23027.3829.58
41-50 years ago2.82724.7927.68
over 50 years ago20.210100.14120.24
total39.17300.02339.12
montanen/a0.0.0.0.0.0.
less than 10 years ago8.415228.03236.33
11-20 years ago5.020101.34106.24
21-30 years ago4.42150.7655.06
31-40 years ago3.32436.9740.27
41-50 years ago1.14125.2926.39
over 50 years ago7.51679.2586.74
total29.78521.11550.71
colline/submontanen/a0.0.0.4710.471
less than 10 years ago15.111171.23186.43
11-20 years ago7.21642.3749.56
21-30 years ago3.72315.31119.010
31-40 years ago1.83310.71412.513
41-50 years ago1.8338.71510.514
over 50 years ago3.82330.2834.17
total33.57278.82312.32
totaln/a0.0.0.4710.471
less than 10 years ago29.28464.22493.41
11-20 years ago16.011188.83204.83
21-30 years ago12.513103.54116.04
31-40 years ago7.31674.8582.15
41-50 years ago5.81958.6664.45
over 50 years ago31.58209.53241.02
total102.241100.011202.21
© WSL, Swiss National Forest Inventory, 21.06.2020 #817402/283733
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