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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 NFI3 and NFI4 | harvesting systems | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
silvicultural treatment | axe | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
chain saw | 162.6 | 3 | 41.7 | 6 | 25.0 | 8 | 7.7 | 16 | 11.9 | 13 | 6.0 | 18 | 254.8 | 2 | |
chainsaw, then processor | 17.2 | 11 | 6.8 | 17 | 1.0 | 45 | 1.8 | 33 | 5.0 | 20 | 1.6 | 35 | 33.4 | 8 | |
wheeled harvester | 47.1 | 6 | 1.7 | 35 | 0.8 | 50 | 0.2 | 100 | 0.8 | 50 | 0.0 | . | 50.6 | 6 | |
tracked harvester | 4.3 | 21 | 0.8 | 50 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 5.1 | 20 | |
walking harvester | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.8 | 50 | |
chainsaw, then chipper | 1.2 | 41 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.2 | 30 | 3.4 | 24 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
chainsaw, then yarder | 0.8 | 50 | 9.1 | 15 | 4.9 | 20 | 3.5 | 23 | 3.1 | 26 | 0.6 | 58 | 21.9 | 9 | |
chainsaw, then helicopter | 0.6 | 58 | 2.4 | 29 | 2.2 | 30 | 4.0 | 22 | 1.4 | 38 | 4.6 | 21 | 15.1 | 11 | |
others | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 233.7 | 2 | 62.7 | 5 | 34.0 | 7 | 17.3 | 10 | 22.4 | 9 | 15.0 | 11 | 385.1 | 2 | |
no silvicultural treatment | axe | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
chain saw | 126.1 | 3 | 64.2 | 5 | 48.6 | 5 | 30.5 | 7 | 41.1 | 6 | 24.5 | 8 | 335.0 | 2 | |
chainsaw, then processor | 13.2 | 12 | 17.3 | 10 | 5.4 | 19 | 3.8 | 22 | 19.7 | 9 | 10.7 | 13 | 70.1 | 5 | |
wheeled harvester | 25.3 | 9 | 2.1 | 32 | 1.0 | 45 | 0.8 | 50 | 1.9 | 32 | 0.0 | . | 31.1 | 8 | |
tracked harvester | 3.9 | 22 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 4.6 | 20 | |
walking harvester | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 1.0 | 45 | 0.0 | . | 1.6 | 35 | |
chainsaw, then chipper | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 7.1 | 16 | 7.5 | 16 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.4 | 71 | |
chainsaw, then yarder | 7.9 | 16 | 26.0 | 8 | 13.5 | 12 | 13.9 | 11 | 11.4 | 13 | 2.0 | 31 | 74.7 | 5 | |
chainsaw, then helicopter | 1.0 | 45 | 14.2 | 12 | 12.1 | 12 | 32.1 | 7 | 23.6 | 9 | 63.5 | 4 | 146.7 | 3 | |
others | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | |
total | 178.4 | 3 | 123.7 | 3 | 81.2 | 3 | 81.7 | 3 | 98.9 | 3 | 108.1 | 2 | 672.0 | 1 | |
total | axe | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
chain saw | 288.7 | 2 | 105.9 | 3 | 73.5 | 4 | 38.1 | 6 | 53.0 | 5 | 30.6 | 7 | 589.8 | 1 | |
chainsaw, then processor | 30.4 | 8 | 24.0 | 9 | 6.4 | 17 | 5.6 | 18 | 24.7 | 8 | 12.3 | 12 | 103.4 | 4 | |
wheeled harvester | 72.4 | 5 | 3.8 | 23 | 1.8 | 33 | 1.0 | 45 | 2.7 | 27 | 0.0 | . | 81.7 | 5 | |
tracked harvester | 8.2 | 15 | 0.8 | 50 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 9.7 | 14 | |
walking harvester | 0.2 | 100 | 0.2 | 100 | 0.4 | 70 | 0.4 | 71 | 1.2 | 41 | 0.0 | . | 2.4 | 29 | |
chainsaw, then chipper | 1.6 | 35 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 9.3 | 14 | 10.9 | 13 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.4 | 71 | |
chainsaw, then yarder | 8.7 | 15 | 35.1 | 7 | 18.3 | 10 | 17.4 | 10 | 14.5 | 11 | 2.6 | 28 | 96.6 | 4 | |
chainsaw, then helicopter | 1.6 | 35 | 16.6 | 11 | 14.4 | 11 | 36.1 | 6 | 25.0 | 8 | 68.1 | 4 | 161.8 | 3 | |
others | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | |
total | 412.1 | 1 | 186.4 | 1 | 115.2 | 2 | 99.0 | 2 | 121.3 | 2 | 123.1 | 2 | 1057.1 | 1 |
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