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NFI4
forest area
avalanches SilvaProtect · type of next treatment (interview survey)
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
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtecttype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/ano treatment32.8822.0915.01118.11031.5713.812133.24
tending48.759.0153.4241.3402.2300.47165.05
thinning114.5314.4128.4150.4711.6350.850140.03
establishment cut43.669.3156.6160.7506.7170.85067.85
removal cut18.6102.7280.6580.4710.8500.47123.59
plentering25.287.3170.8500.0.1.6350.0.34.97
thinning of mountain forest0.47112.8127.4162.6285.3191.73330.28
coppice cut1.4380.0.0.0.0.0.0.0.0.6582.032
conversion3.2250.4710.0.0.0.0.0.0.0.3.623
transformation0.6580.0.0.0.0.0.0.0.0.0.0.658
sanitary felling7.1171.2410.4710.21000.0.0.4719.315
plentering in broadleaf forest43.860.8505.0200.0.0.0.0.0.49.76
tending of forest edge6.1180.4711.2410.21000.21000.4718.515
planting0.4710.0.0.0.0.0.0.0.0.0.0.471
agrosilvicultural treatments9.5141.0451.0450.6580.8500.85013.812
total356.0181.4449.7524.5850.6520.19582.41
inside perimeterno treatment1.4383.8232.62710.4139.8146.41734.37
tending0.0.2.7281.2410.6580.8500.0.5.220
thinning0.4712.0311.0451.0450.8500.21005.419
establishment cut1.2412.0310.9452.5272.8260.21009.714
removal cut0.21000.4710.6580.21000.21000.21001.833
plentering0.6580.21000.4710.0.0.21000.0.1.438
thinning of mountain forest0.8508.3155.5197.9152.2304.32129.08
coppice cut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
conversion0.0.0.0.0.0.0.0.0.0.0.0.0.0.
transformation0.0.0.0.0.0.0.0.0.0.0.0.0.0.
sanitary felling0.0.0.21000.0.0.0.0.0.0.4710.658
plentering in broadleaf forest0.0.0.0.1.8330.0.0.0.0.0.1.833
tending of forest edge0.0.0.0.0.0.0.21000.0.0.0.0.2100
planting0.0.0.0.0.0.0.0.0.0.0.0.0.0.
agrosilvicultural treatments0.0.0.21000.0.0.21000.21000.21000.850
total4.72019.81014.01122.9817.01011.91290.24
outside perimeterno treatment7.01720.21012.61226.5832.7761.55160.53
tending4.4218.8154.6201.4382.4291.24122.89
thinning13.6128.8158.9142.5272.6285.91842.27
establishment cut10.5138.6156.1175.0198.4153.52442.17
removal cut2.8272.3301.4380.21000.8502.3309.714
plentering2.82710.9131.3380.21000.8500.210016.311
thinning of mountain forest2.42920.297.61613.2115.21911.31359.95
coppice cut0.4710.0.0.0.0.21000.0.2.9263.424
conversion0.0.1.1450.6580.0.0.0.0.6582.330
transformation0.0.0.21000.21000.0.0.0.0.21000.658
sanitary felling1.0451.5380.6580.8500.0.0.4714.222
plentering in broadleaf forest4.4211.1456.5170.0.0.21000.0.12.112
tending of forest edge1.0450.6580.8500.0.0.4710.21003.026
planting0.0.0.0.0.0.0.0.0.0.0.0.0.0.
agrosilvicultural treatments1.2411.0450.4711.6350.21001.0455.419
total51.4685.3451.5551.6553.7591.13384.62
totalno treatment41.2745.9630.2755.1574.0481.74328.12
tending53.1520.599.2143.3255.4191.53593.14
thinning128.6325.2818.3103.8224.9206.917187.63
establishment cut55.3520.01013.6118.21517.9104.521119.54
removal cut21.695.3192.6280.8501.8332.92635.07
plentering28.6818.5102.6280.21002.5280.210052.66
thinning of mountain forest3.62341.3620.5923.7812.71217.310119.04
coppice cut1.7330.0.0.0.0.21000.0.3.5245.419
conversion3.2251.5380.6580.0.0.0.0.6585.919
transformation0.6580.21000.21000.0.0.0.0.21001.241
sanitary felling8.1152.9271.0451.0450.0.1.24114.112
plentering in broadleaf forest48.261.93313.2110.0.0.21000.0.63.55
tending of forest edge7.1171.0452.0320.4710.6580.65811.713
planting0.4710.0.0.0.0.0.0.0.0.0.0.471
agrosilvicultural treatments10.7132.2301.4382.4291.2412.03120.010
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 10.07.2020 #862614/328945
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