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protection forest region | |||||||||||||||
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Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
treatment in the period NFI2-NFI3 | harvesting systems | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
yes | axe | 0.1 | 0.1 | 0.2 | 0.2 | 0.3 | 0.3 | . | . | . | . | . | . | 0.1 | 0.1 |
chain saw | 56.7 | 1.4 | 37.3 | 2.0 | 35.7 | 2.5 | 22.3 | 2.3 | 24.8 | 2.2 | 9.7 | 1.5 | 37.9 | 0.8 | |
chainsaw, then processor | 2.8 | 0.5 | 5.0 | 0.9 | 2.8 | 0.9 | 0.9 | 0.5 | 2.5 | 0.8 | . | . | 2.6 | 0.3 | |
wheeled harvester | 7.7 | 0.8 | 0.4 | 0.3 | 0.5 | 0.4 | 0.3 | 0.3 | 0.5 | 0.4 | . | . | 3.1 | 0.3 | |
tracked harvester | 0.3 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | . | . | . | . | . | . | 0.2 | 0.1 | |
walking harvester | 0.1 | 0.1 | . | . | 0.3 | 0.3 | . | . | 0.2 | 0.2 | . | . | 0.1 | 0.1 | |
chainsaw, then chipper | 0.2 | 0.1 | . | . | 0.3 | 0.3 | . | . | . | . | 0.7 | 0.4 | 0.2 | 0.1 | |
feller buncher, then chipper | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chainsaw, then yarder | 0.1 | 0.1 | 2.5 | 0.7 | 1.6 | 0.6 | . | . | 1.5 | 0.6 | . | . | 0.8 | 0.2 | |
chainsaw, then helicopter | . | . | 1.1 | 0.4 | 1.3 | 0.6 | 0.9 | 0.5 | 0.7 | 0.4 | 0.2 | 0.2 | 0.5 | 0.1 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 68.0 | 1.3 | 46.5 | 2.1 | 43.0 | 2.6 | 24.5 | 2.4 | 30.2 | 2.3 | 10.7 | 1.5 | 45.6 | 0.8 | |
no | axe | 0.1 | 0.1 | . | . | . | . | . | . | 0.3 | 0.3 | 0.2 | 0.2 | 0.1 | 0.1 |
chain saw | 27.2 | 1.3 | 38.6 | 2.0 | 45.4 | 2.6 | 67.3 | 2.6 | 53.0 | 2.5 | 79.6 | 2.0 | 44.7 | 0.8 | |
chainsaw, then processor | 1.3 | 0.3 | 5.5 | 1.0 | 1.6 | 0.6 | 3.8 | 1.1 | 3.5 | 0.9 | 1.0 | 0.5 | 2.5 | 0.3 | |
wheeled harvester | 1.7 | 0.4 | . | . | 0.3 | 0.3 | 0.9 | 0.5 | . | . | . | . | 0.8 | 0.2 | |
tracked harvester | 0.2 | 0.1 | . | . | . | . | . | . | . | . | . | . | 0.1 | 0.1 | |
walking harvester | . | . | . | . | 0.5 | 0.4 | . | . | 0.7 | 0.4 | . | . | 0.2 | 0.1 | |
chainsaw, then chipper | 0.1 | 0.1 | . | . | . | . | 0.3 | 0.3 | 0.2 | 0.2 | 1.9 | 0.7 | 0.3 | 0.1 | |
feller buncher, then chipper | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chainsaw, then yarder | 0.9 | 0.3 | 5.5 | 1.0 | 5.1 | 1.1 | 1.6 | 0.7 | 4.7 | 1.1 | 1.0 | 0.5 | 2.7 | 0.3 | |
chainsaw, then helicopter | 0.3 | 0.2 | 3.9 | 0.8 | 4.1 | 1.0 | 1.6 | 0.7 | 7.2 | 1.3 | 5.6 | 1.1 | 3.0 | 0.3 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 32.0 | 1.3 | 53.5 | 2.1 | 57.0 | 2.6 | 75.5 | 2.4 | 69.8 | 2.3 | 89.3 | 1.5 | 54.4 | 0.8 | |
total | axe | 0.2 | 0.1 | 0.2 | 0.2 | 0.3 | 0.3 | . | . | 0.3 | 0.3 | 0.2 | 0.2 | 0.2 | 0.1 |
chain saw | 83.9 | 1.1 | 75.9 | 1.8 | 81.2 | 2.0 | 89.6 | 1.7 | 77.8 | 2.1 | 89.3 | 1.5 | 82.7 | 0.7 | |
chainsaw, then processor | 4.2 | 0.6 | 10.4 | 1.3 | 4.4 | 1.1 | 4.7 | 1.2 | 6.0 | 1.2 | 1.0 | 0.5 | 5.2 | 0.4 | |
wheeled harvester | 9.5 | 0.8 | 0.4 | 0.3 | 0.8 | 0.5 | 1.3 | 0.6 | 0.5 | 0.4 | . | . | 3.8 | 0.3 | |
tracked harvester | 0.6 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | . | . | . | . | . | . | 0.3 | 0.1 | |
walking harvester | 0.1 | 0.1 | . | . | 0.8 | 0.5 | . | . | 1.0 | 0.5 | . | . | 0.2 | 0.1 | |
chainsaw, then chipper | 0.2 | 0.1 | . | . | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 2.7 | 0.8 | 0.5 | 0.1 | |
feller buncher, then chipper | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chainsaw, then yarder | 1.0 | 0.3 | 8.0 | 1.1 | 6.6 | 1.3 | 1.6 | 0.7 | 6.2 | 1.2 | 1.0 | 0.5 | 3.5 | 0.3 | |
chainsaw, then helicopter | 0.3 | 0.2 | 5.0 | 0.9 | 5.4 | 1.2 | 2.5 | 0.9 | 8.0 | 1.4 | 5.8 | 1.2 | 3.5 | 0.3 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
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