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NFI2
forest area
primary forest function NFI4: nature protection · altitudinal vegetation zone (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
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/a0.0.0.4710.471
less than 10 years ago6.81767.3574.05
11-20 years ago4.22244.6648.86
21-30 years ago2.52826.2928.78
31-40 years ago2.42921.4923.79
41-50 years ago2.82714.91117.710
over 50 years ago11.41354.0665.45
total30.18228.62258.72
montanen/a0.0.0.4710.471
less than 10 years ago8.615217.93226.63
11-20 years ago5.719112.74118.44
21-30 years ago3.82351.9655.76
31-40 years ago1.93226.1928.08
41-50 years ago1.63516.41118.010
over 50 years ago4.12250.6654.76
total25.79476.12501.81
colline/submontanen/a0.0.0.21000.2100
less than 10 years ago14.312145.83160.13
11-20 years ago7.11761.4568.55
21-30 years ago2.42916.41118.810
31-40 years ago2.42910.71413.112
41-50 years ago1.24114.71116.011
over 50 years ago3.72316.21120.010
total31.28265.42296.62
totaln/a0.0.1.0451.045
less than 10 years ago29.78431.02460.72
11-20 years ago17.011218.73235.63
21-30 years ago8.71594.54103.24
31-40 years ago6.71758.1664.85
41-50 years ago5.61946.0651.66
over 50 years ago19.310120.94140.13
total86.95970.211057.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #817367/283698
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