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NFI4
forest area
protection forest perimeter 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
protection forest perimeter SilvaProtecttype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterno treatment32.2822.0915.01118.11031.5713.812132.64
tending48.569.0153.4241.3402.2300.47164.85
thinning113.6414.4128.4150.4711.6350.850139.03
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
total354.3181.4449.7524.5850.6520.19580.61
inside perimeterno treatment9.01523.9915.21136.9642.6667.94195.53
tending4.62111.5135.8182.0323.2251.24128.38
thinning15.01110.8139.9133.4233.3246.11848.56
establishment cut11.71310.7137.0167.51511.2133.72351.76
removal cut3.0262.7282.0320.4711.0452.52811.613
plentering3.42411.1131.8330.21001.0450.210017.710
thinning of mountain forest3.22528.5813.11221.197.41615.61188.94
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 felling1.0451.7350.6580.8500.0.0.8504.820
plentering in broadleaf forest4.4211.1458.3150.0.0.21000.0.13.912
tending of forest edge1.0450.6580.8500.21000.4710.21003.225
planting0.0.0.0.0.0.0.0.0.0.0.0.0.0.
agrosilvicultural treatments1.2411.2410.4711.8330.4711.2416.118
total57.85105.0365.5474.5370.74103.03476.51
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, 11.07.2020 #848732/315063
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