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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 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 ago5.12062.6567.75
11-20 years ago3.82343.7747.56
21-30 years ago4.12232.7836.87
31-40 years ago1.93225.4927.38
41-50 years ago2.82722.0924.89
over 50 years ago18.51091.54110.04
total36.27277.82314.02
montanen/a0.0.0.0.0.0.
less than 10 years ago8.516221.73230.23
11-20 years ago4.52199.44103.94
21-30 years ago4.02348.5652.56
31-40 years ago3.12536.4739.47
41-50 years ago1.04425.0926.09
over 50 years ago7.31776.6583.95
total28.48507.61535.91
colline/submontanen/a0.0.0.4710.471
less than 10 years ago14.712170.83185.53
11-20 years ago7.21641.7748.86
21-30 years ago4.12315.31219.310
31-40 years ago1.83410.11411.913
41-50 years ago1.9338.51510.414
over 50 years ago4.02328.8832.97
total33.68275.52309.22
totaln/a0.0.0.4710.471
less than 10 years ago28.28455.12483.32
11-20 years ago15.511184.83200.23
21-30 years ago12.11396.54108.64
31-40 years ago6.81771.8578.65
41-50 years ago5.71955.5661.26
over 50 years ago29.88196.93226.73
total98.241060.911159.11
© WSL, Swiss National Forest Inventory, 21.06.2020 #817361/283692
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