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NFI4b

forest area: silvicultural treatment between NFI3 and NFI4 · harvesting systems · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
silvicultural treatment between NFI3 and NFI4harvesting systems %± %± %± %± %± %± %±
silvicultural treatmentaxe..............
chain saw34.71.417.41.717.52.17.31.68.61.55.01.221.00.7
chainsaw, then processor3.80.63.40.80.90.50.40.44.11.10.60.42.80.3
wheeled harvester10.10.90.80.40.30.3..1.20.6..4.30.4
tracked harvester0.70.20.20.2........0.30.1
walking harvester..0.20.2........0.00.0
chainsaw, then chipper0.30.1..........0.10.1
feller buncher, then chipper..............
chainsaw, then yarder0.10.12.70.73.00.93.71.1..0.30.31.20.2
chainsaw, then helicopter0.20.10.60.32.70.92.91.01.50.73.61.01.30.2
others..............
total49.81.525.21.924.32.314.32.115.32.09.51.631.10.8
no silvicultural treatmentaxe..............
chain saw35.21.440.52.145.32.728.22.744.32.726.62.436.70.9
chainsaw, then processor4.50.612.91.57.41.41.10.616.82.08.91.67.90.5
wheeled harvester6.90.71.10.51.20.61.10.62.40.8..3.40.3
tracked harvester1.00.3..0.30.30.40.4....0.50.1
walking harvester0.10.1..0.30.3..1.50.7..0.20.1
chainsaw, then chipper0.20.1........1.20.60.20.1
feller buncher, then chipper....0.30.3......0.00.0
chainsaw, then yarder2.00.413.11.58.01.520.52.4..2.40.86.10.4
chainsaw, then helicopter0.20.17.21.113.01.834.42.919.72.251.42.713.80.6
others0.20.1..........0.10.0
total50.21.574.81.975.72.385.72.184.72.090.51.668.90.8
totalaxe..............
chain saw69.91.358.02.162.72.635.52.952.92.731.72.557.70.9
chainsaw, then processor8.30.816.31.68.31.51.50.721.02.29.51.610.70.6
wheeled harvester17.01.11.90.61.50.71.10.63.51.0..7.70.5
tracked harvester1.70.40.20.20.30.30.40.4....0.80.2
walking harvester0.10.10.20.20.30.3..1.50.7..0.30.1
chainsaw, then chipper0.40.2........1.20.60.30.1
feller buncher, then chipper....0.30.3......0.00.0
chainsaw, then yarder2.10.415.71.610.91.724.22.6..2.70.97.30.5
chainsaw, then helicopter0.30.27.81.215.72.037.42.921.12.254.92.715.10.6
others0.20.1..........0.10.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143854/130227
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