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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 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 treatment33.4729.7820.6925.9842.3624.39176.43
tending49.3510.1143.4241.9333.0250.47168.15
thinning116.2314.6119.0141.0451.7331.438143.83
establishment cut44.669.5146.6160.7506.7170.85068.95
removal cut19.0102.7280.8500.4710.8500.47124.19
plentering25.887.5160.8500.0.1.8330.0.36.07
thinning of mountain forest0.47114.1127.8162.8275.3191.73332.18
coppice cut1.6350.0.0.0.0.0.0.0.0.8502.329
conversion3.2250.6580.0.0.0.0.0.0.0.3.823
transformation0.6580.0.0.0.0.0.0.0.0.0.0.658
sanitary felling7.5161.2410.4710.4710.0.0.4719.914
plentering in broadleaf forest43.860.8505.4190.0.0.0.0.0.50.16
tending of forest edge6.9170.4711.4380.21000.21000.6589.714
planting0.4710.0.0.0.0.0.0.0.0.0.0.471
agrosilvicultural treatments11.8131.4381.2411.0451.7351.24118.310
total364.5192.7457.4534.3763.5532.07644.51
inside perimeterno treatment9.01525.6817.01041.2648.0581.94222.52
tending4.62111.7136.6172.2304.4211.24130.78
thinning15.21111.01310.7133.6223.5236.31850.36
establishment cut11.71311.1137.2167.71511.6123.72353.06
removal cut3.0262.7282.0320.4711.2412.52811.813
plentering3.42411.7131.8330.21001.0450.210018.310
thinning of mountain forest3.22528.9813.71121.388.01516.21091.34
coppice cut0.4710.0.0.0.0.21000.0.3.1253.623
conversion0.0.1.1450.8500.0.0.0.0.6582.529
transformation0.0.0.21000.21000.0.0.0.0.21000.658
sanitary felling1.0451.9330.6580.8500.0.0.8505.020
plentering in broadleaf forest4.6211.1458.3150.0.0.21000.0.14.111
tending of forest edge1.0450.6580.8500.21000.6580.21003.424
planting0.0.0.0.0.0.0.0.0.0.0.0.0.0.
agrosilvicultural treatments1.2411.2410.6581.8330.8501.2416.717
total58.25108.7370.1479.5379.34117.92513.91
totalno treatment42.4755.3537.6667.1490.33106.23398.92
tending53.9521.8910.0134.1227.4161.53598.84
thinning131.4325.6819.794.6205.3197.616194.23
establishment cut56.3520.6913.8118.41418.3104.521121.94
removal cut22.095.3192.8270.8502.1312.92635.87
plentering29.2819.3102.6280.21002.8270.210054.26
thinning of mountain forest3.62343.1621.5924.1813.31217.910123.44
coppice cut1.9320.0.0.0.0.21000.0.3.8235.918
conversion3.2251.7350.8500.0.0.0.0.6586.218
transformation0.6580.21000.21000.0.0.0.0.21001.241
sanitary felling8.5153.1261.0451.2410.0.1.24114.911
plentering in broadleaf forest48.461.93313.7110.0.0.21000.0.64.25
tending of forest edge7.9161.0452.2300.4710.8500.85013.212
planting0.4710.0.0.0.0.0.0.0.0.0.0.471
agrosilvicultural treatments13.0122.6281.8332.8262.5292.42925.09
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 11.07.2020 #848733/315064
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