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NFI4
forest area
type of next treatment (interview survey)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
type of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no treatment43.0658.9542.2673.4498.03113.33428.92
tending54.1522.6910.4134.3227.6161.733100.84
thinning132.5325.8819.994.8195.3197.616195.93
establishment cut56.3520.8914.0118.61418.994.521123.14
removal cut22.495.7192.8270.8502.1313.12636.87
plentering29.4819.4102.8270.21002.8270.210054.86
thinning of mountain forest3.62343.4622.1924.1813.31217.910124.44
coppice cut1.9320.0.0.0.0.21000.0.4.3216.417
conversion3.2251.7350.8500.0.0.0.0.6586.218
transformation0.6580.21000.21000.0.0.0.0.21001.241
sanitary felling8.7153.7231.0451.4380.0.1.24115.911
plentering in broadleaf forest48.661.93313.9110.0.0.21000.0.64.65
tending of forest edge8.7151.2412.3290.4711.0451.04514.712
planting0.4710.0.0.0.0.0.0.0.0.0.0.471
agrosilvicultural treatments14.4123.2252.0323.0262.5292.62827.78
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 12.07.2020 #798946/265278
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