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protection forest region | |||||||||||||||
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Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
silvicultural treatment between NFI2 and NFI3 | harvesting systems | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
silvicultural treatment | axe | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 |
chain saw | 240.1 | 2 | 79.5 | 4 | 49.2 | 5 | 22.7 | 9 | 35.5 | 7 | 14.3 | 11 | 441.4 | 2 | |
chainsaw, then processor | 11.1 | 13 | 8.3 | 15 | 2.8 | 27 | 0.8 | 50 | 3.7 | 23 | 0.2 | 100 | 26.9 | 9 | |
wheeled harvester | 33.6 | 7 | 0.6 | 58 | 0.4 | 71 | 0.6 | 58 | 0.4 | 71 | 0.0 | . | 35.5 | 7 | |
tracked harvester | 2.1 | 30 | 0.2 | 100 | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 2.9 | 26 | |
walking harvester | 0.4 | 71 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 1.0 | 45 | |
chainsaw, then chipper | 1.0 | 45 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 1.2 | 41 | 2.6 | 28 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
chainsaw, then yarder | 0.2 | 100 | 3.8 | 23 | 2.4 | 29 | 0.2 | 100 | 3.3 | 25 | 0.2 | 100 | 10.0 | 14 | |
chainsaw, then helicopter | 0.0 | . | 2.0 | 32 | 1.4 | 38 | 0.6 | 58 | 1.0 | 45 | 0.4 | 71 | 5.4 | 19 | |
others | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 288.6 | 2 | 94.8 | 4 | 57.3 | 5 | 24.9 | 8 | 44.3 | 6 | 16.4 | 11 | 526.3 | 1 | |
no silvicultural treatment | axe | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.6 | 58 |
chain saw | 120.3 | 3 | 82.9 | 4 | 57.5 | 5 | 82.0 | 3 | 76.2 | 4 | 123.5 | 2 | 542.5 | 1 | |
chainsaw, then processor | 5.1 | 20 | 10.5 | 14 | 2.8 | 27 | 3.7 | 23 | 6.9 | 17 | 1.8 | 33 | 30.9 | 8 | |
wheeled harvester | 6.2 | 18 | 0.2 | 100 | 0.2 | 100 | 0.6 | 58 | 0.2 | 100 | 0.0 | . | 7.4 | 16 | |
tracked harvester | 1.6 | 35 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.6 | 35 | |
walking harvester | 0.0 | . | 0.0 | . | 0.6 | 58 | 0.0 | . | 0.8 | 50 | 0.0 | . | 1.3 | 38 | |
chainsaw, then chipper | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.6 | 58 | 2.3 | 29 | 3.7 | 23 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
chainsaw, then yarder | 3.1 | 25 | 9.9 | 14 | 6.4 | 17 | 1.4 | 38 | 6.8 | 17 | 0.8 | 50 | 28.3 | 8 | |
chainsaw, then helicopter | 1.8 | 33 | 7.4 | 16 | 5.4 | 19 | 2.0 | 31 | 9.7 | 14 | 8.6 | 15 | 34.9 | 7 | |
others | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 138.7 | 3 | 110.9 | 3 | 73.1 | 4 | 89.9 | 3 | 101.3 | 3 | 137.3 | 2 | 651.2 | 1 | |
total | axe | 0.4 | 71 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 1.2 | 41 |
chain saw | 360.4 | 1 | 162.4 | 2 | 106.8 | 3 | 104.7 | 2 | 111.7 | 3 | 137.8 | 2 | 983.8 | 1 | |
chainsaw, then processor | 16.2 | 11 | 18.8 | 10 | 5.6 | 19 | 4.5 | 21 | 10.6 | 13 | 2.1 | 31 | 57.8 | 6 | |
wheeled harvester | 39.7 | 7 | 0.8 | 50 | 0.6 | 58 | 1.2 | 41 | 0.6 | 58 | 0.0 | . | 42.9 | 6 | |
tracked harvester | 3.8 | 23 | 0.2 | 100 | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 4.5 | 21 | |
walking harvester | 0.4 | 71 | 0.2 | 100 | 0.8 | 50 | 0.0 | . | 1.0 | 45 | 0.0 | . | 2.3 | 29 | |
chainsaw, then chipper | 1.4 | 38 | 0.0 | . | 0.4 | 70 | 0.2 | 100 | 0.8 | 50 | 3.6 | 23 | 6.3 | 18 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
chainsaw, then yarder | 3.3 | 24 | 13.7 | 12 | 8.8 | 15 | 1.6 | 35 | 10.1 | 14 | 1.0 | 45 | 38.4 | 7 | |
chainsaw, then helicopter | 1.8 | 33 | 9.4 | 14 | 6.7 | 17 | 2.6 | 28 | 10.7 | 13 | 9.0 | 14 | 40.3 | 7 | |
others | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 427.3 | 1 | 205.6 | 1 | 130.4 | 2 | 114.8 | 2 | 145.6 | 2 | 153.7 | 2 | 1177.5 | 1 |
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