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NFI4b

forest area: silvicultural treatment between NFI3 and NFI4 · harvesting systems · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
silvicultural treatment between NFI3 and NFI4harvesting systems1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
silvicultural treatmentaxe..............
chain saw56.6797.9548.985.5247.4216.423222.73
chainsaw, then processor6.5239.5197.8210.31004.6270.77129.511
wheeled harvester9.41933.6101.550..1.158..45.58
tracked harvester1.8451.450........3.233
walking harvester....0.4100......0.4100
chainsaw, then chipper0.7710.4100........1.158
feller buncher, then chipper..............
chainsaw, then yarder0.41000.41008.2213.431..0.410012.717
chainsaw, then helicopter0.41000.41004.6282.4371.8444.32913.816
others..............
total75.66143.6371.3611.61614.81511.817328.83
no silvicultural treatmentaxe..............
chain saw79.3580.36136.5421.21239.2833.49389.93
chainsaw, then processor8.62011.31734.4101.05817.31311.01783.76
wheeled harvester14.81514.2153.9301.0582.537..36.310
tracked harvester2.9351.4500.41000.3100....5.027
walking harvester0.4100..0.4100..1.844..2.538
chainsaw, then chipper0.41000.4100......1.4502.141
feller buncher, then chipper....0.4100......0.4100
chainsaw, then yarder5.8252.83535.51017.5130.41002.83564.77
chainsaw, then helicopter0.771..31.91031.8920.71262.06147.24
others0.771..........0.771
total113.54110.44243.3272.9481.94110.74732.61
totalaxe..............
chain saw135.83178.23185.4326.71046.7739.88612.62
chainsaw, then processor15.11520.91342.291.45021.91211.817113.25
wheeled harvester24.21247.785.4261.0583.531..81.86
tracked harvester4.7272.8350.41000.3100....8.221
walking harvester0.4100..0.771..1.844..2.835
chainsaw, then chipper1.1580.771......1.4503.233
feller buncher, then chipper....0.4100......0.4100
chainsaw, then yarder6.1243.23343.6820.9120.41003.23377.46
chainsaw, then helicopter1.1580.410036.5934.2922.51166.26160.94
others0.771..........0.771
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143849/130222
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