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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: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
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 ago4.92056.3661.25
11-20 years ago3.22539.5742.77
21-30 years ago3.12626.1929.28
31-40 years ago1.53618.81020.310
41-50 years ago2.62817.71020.410
over 50 years ago14.61171.1585.74
total30.08229.52259.42
montanen/a0.0.0.0.0.0.
less than 10 years ago7.617212.93220.53
11-20 years ago4.32194.9499.24
21-30 years ago3.52443.4746.96
31-40 years ago2.82629.8832.78
41-50 years ago1.04422.6923.69
over 50 years ago6.71769.6576.35
total26.09473.32499.31
colline/submontanen/a0.0.0.4710.471
less than 10 years ago13.912167.33181.13
11-20 years ago7.21640.1747.36
21-30 years ago3.72514.91218.610
31-40 years ago1.4399.31510.714
41-50 years ago1.9337.8169.614
over 50 years ago4.02327.4831.58
total32.08267.12299.22
totaln/a0.0.0.4710.471
less than 10 years ago26.39436.52462.92
11-20 years ago14.712174.63189.23
21-30 years ago10.31484.4594.74
31-40 years ago5.81857.9663.75
41-50 years ago5.51948.1653.66
over 50 years ago25.49168.13193.53
total88.05969.811057.81
© WSL, Swiss National Forest Inventory, 21.06.2020 #817360/283691
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