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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 | 166.0 | 3 | 43.2 | 6 | 26.8 | 8 | 8.7 | 15 | 13.5 | 12 | 7.0 | 17 | 265.2 | 2 | |
chainsaw, then processor | 17.4 | 10 | 7.0 | 17 | 1.0 | 45 | 1.8 | 33 | 5.4 | 19 | 1.6 | 35 | 34.2 | 8 | |
wheeled harvester | 47.9 | 6 | 1.7 | 35 | 0.8 | 50 | 0.2 | 100 | 1.0 | 45 | 0.0 | . | 51.6 | 6 | |
tracked harvester | 4.5 | 21 | 0.8 | 50 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 5.3 | 19 | |
walking harvester | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.4 | 71 | 0.0 | . | 1.0 | 45 | |
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 | 9.5 | 14 | 5.1 | 19 | 3.7 | 23 | 3.5 | 24 | 0.6 | 58 | 23.1 | 9 | |
chainsaw, then helicopter | 0.6 | 58 | 2.8 | 27 | 2.6 | 27 | 5.0 | 20 | 1.6 | 35 | 5.8 | 18 | 18.3 | 10 | |
others | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 238.4 | 2 | 65.1 | 5 | 36.4 | 6 | 19.6 | 9 | 25.3 | 8 | 17.2 | 10 | 402.0 | 2 | |
no silvicultural treatment | axe | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
chain saw | 129.9 | 3 | 69.2 | 5 | 53.1 | 5 | 35.1 | 6 | 47.2 | 6 | 27.1 | 8 | 361.6 | 2 | |
chainsaw, then processor | 13.8 | 12 | 18.9 | 10 | 5.9 | 18 | 4.2 | 21 | 22.7 | 9 | 11.8 | 12 | 77.4 | 5 | |
wheeled harvester | 26.5 | 8 | 2.3 | 30 | 1.0 | 45 | 0.8 | 50 | 2.1 | 30 | 0.0 | . | 32.7 | 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 | 0.4 | 71 | 1.0 | 45 | 0.0 | . | 1.8 | 33 | |
chainsaw, then chipper | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 7.3 | 16 | 8.1 | 15 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.6 | 58 | 0.8 | 50 | |
chainsaw, then yarder | 8.1 | 15 | 27.4 | 8 | 14.7 | 11 | 14.7 | 11 | 13.0 | 12 | 2.2 | 30 | 80.2 | 5 | |
chainsaw, then helicopter | 1.0 | 45 | 18.4 | 10 | 15.9 | 11 | 38.4 | 6 | 31.3 | 7 | 83.8 | 4 | 188.9 | 3 | |
others | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | |
total | 184.4 | 2 | 136.3 | 3 | 91.1 | 3 | 94.3 | 3 | 117.5 | 2 | 132.8 | 2 | 756.4 | 1 | |
total | axe | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
chain saw | 295.9 | 2 | 112.4 | 3 | 79.9 | 4 | 43.8 | 6 | 60.7 | 5 | 34.1 | 7 | 626.8 | 1 | |
chainsaw, then processor | 31.2 | 8 | 25.9 | 8 | 6.9 | 16 | 6.0 | 18 | 28.1 | 8 | 13.4 | 12 | 111.6 | 4 | |
wheeled harvester | 74.4 | 5 | 4.0 | 23 | 1.8 | 33 | 1.0 | 45 | 3.1 | 25 | 0.0 | . | 84.2 | 4 | |
tracked harvester | 8.4 | 15 | 0.8 | 50 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 9.9 | 14 | |
walking harvester | 0.2 | 100 | 0.2 | 100 | 0.4 | 70 | 0.6 | 58 | 1.4 | 38 | 0.0 | . | 2.8 | 27 | |
chainsaw, then chipper | 1.8 | 33 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 9.5 | 14 | 11.5 | 13 | |
feller buncher, then chipper | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.6 | 58 | 0.8 | 50 | |
chainsaw, then yarder | 8.8 | 15 | 37.0 | 7 | 19.7 | 9 | 18.5 | 10 | 16.5 | 11 | 2.8 | 27 | 103.3 | 4 | |
chainsaw, then helicopter | 1.6 | 35 | 21.2 | 9 | 18.5 | 10 | 43.4 | 6 | 32.9 | 7 | 89.5 | 3 | 207.2 | 3 | |
others | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | |
total | 422.8 | 1 | 201.4 | 1 | 127.5 | 2 | 113.8 | 2 | 142.8 | 2 | 150.0 | 2 | 1158.4 | 1 |
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