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NFI1

forest area: primary forest function NFI4: nature protection · altitudinal vegetation zone (3 classes) · time of last treatment (classes of 10 years)
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1983/85
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/a0.31001.5501.845
less than 10 years ago8.22175.7783.96
11-20 years ago3.23338.0941.29
21-30 years ago3.23331.41034.610
31-40 years ago3.13320.31323.512
41-50 years ago1.45014.01615.415
over 50 years ago11.91744.9956.88
total31.310225.93257.13
montanen/a..1.4501.450
less than 10 years ago10.718272.53283.23
11-20 years ago3.93086.0689.96
21-30 years ago3.63235.81039.49
31-40 years ago1.74517.31419.113
41-50 years ago1.15813.81614.815
over 50 years ago3.93052.0855.98
total25.012478.72503.72
colline/submontanen/a..1.1581.158
less than 10 years ago17.814170.64188.54
11-20 years ago5.02739.8944.79
21-30 years ago4.32916.01520.313
31-40 years ago1.84518.71320.513
41-50 years ago1.0584.2295.226
over 50 years ago2.14117.31419.413
total32.010267.73299.83
totaln/a0.31003.9304.329
less than 10 years ago36.710518.82555.62
11-20 years ago12.117163.74175.84
21-30 years ago11.01883.2694.36
31-40 years ago6.72356.4863.07
41-50 years ago3.53232.01035.510
over 50 years ago17.914114.25132.15
total88.36972.311060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149182/135563
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