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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 | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
yes | axe | 0.4 | 100 | 0.4 | 100 | 0.3 | 100 | . | . | . | . | . | . | 1.1 | 58 |
chain saw | 243.9 | 3 | 76.1 | 6 | 46.3 | 7 | 24.4 | 11 | 34.8 | 9 | 14.2 | 15 | 439.7 | 2 | |
chainsaw, then processor | 12.2 | 17 | 10.1 | 18 | 3.6 | 32 | 1.0 | 58 | 3.5 | 31 | . | . | 30.4 | 11 | |
wheeled harvester | 33.3 | 10 | 0.7 | 71 | 0.7 | 71 | 0.3 | 100 | 0.7 | 71 | . | . | 35.7 | 10 | |
tracked harvester | 1.4 | 50 | 0.4 | 100 | 0.3 | 100 | . | . | . | . | . | . | 2.1 | 41 | |
walking harvester | 0.4 | 100 | . | . | 0.3 | 100 | . | . | 0.4 | 100 | . | . | 1.1 | 58 | |
chainsaw, then chipper | 0.7 | 71 | . | . | 0.3 | 100 | . | . | . | . | 1.1 | 58 | 2.1 | 41 | |
feller buncher, then chipper | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chainsaw, then yarder | 0.4 | 100 | 5.0 | 26 | 2.1 | 41 | . | . | 2.1 | 41 | . | . | 9.6 | 19 | |
chainsaw, then helicopter | . | . | 2.2 | 41 | 1.7 | 44 | 1.0 | 58 | 1.1 | 58 | 0.4 | 100 | 6.3 | 23 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 292.6 | 2 | 94.8 | 5 | 55.8 | 6 | 26.8 | 10 | 42.5 | 8 | 15.6 | 14 | 528.1 | 2 | |
no | axe | 0.4 | 100 | . | . | . | . | . | . | 0.4 | 100 | 0.4 | 100 | 1.1 | 58 |
chain saw | 117.0 | 5 | 78.6 | 6 | 58.9 | 6 | 73.4 | 5 | 74.6 | 5 | 116.0 | 3 | 518.5 | 2 | |
chainsaw, then processor | 5.7 | 25 | 11.2 | 18 | 2.1 | 41 | 4.1 | 28 | 4.9 | 26 | 1.4 | 50 | 29.4 | 11 | |
wheeled harvester | 7.5 | 22 | . | . | 0.3 | 100 | 1.0 | 58 | . | . | . | . | 8.9 | 20 | |
tracked harvester | 1.1 | 58 | . | . | . | . | . | . | . | . | . | . | 1.1 | 58 | |
walking harvester | . | . | . | . | 0.7 | 71 | . | . | 1.1 | 58 | . | . | 1.7 | 45 | |
chainsaw, then chipper | 0.4 | 100 | . | . | . | . | 0.3 | 100 | 0.4 | 100 | 2.8 | 35 | 3.9 | 30 | |
feller buncher, then chipper | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chainsaw, then yarder | 3.9 | 30 | 11.2 | 18 | 6.6 | 22 | 1.7 | 44 | 6.7 | 22 | 1.4 | 50 | 31.5 | 10 | |
chainsaw, then helicopter | 1.4 | 50 | 7.9 | 21 | 5.3 | 26 | 1.7 | 44 | 10.1 | 18 | 8.2 | 20 | 34.7 | 10 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 137.4 | 4 | 108.9 | 4 | 73.9 | 5 | 82.3 | 4 | 98.1 | 4 | 130.1 | 3 | 630.7 | 2 | |
total | axe | 0.7 | 71 | 0.4 | 100 | 0.3 | 100 | . | . | 0.4 | 100 | 0.4 | 100 | 2.1 | 41 |
chain saw | 360.9 | 2 | 154.7 | 3 | 105.2 | 4 | 97.8 | 3 | 109.4 | 3 | 130.1 | 3 | 958.2 | 1 | |
chainsaw, then processor | 17.9 | 14 | 21.3 | 12 | 5.7 | 25 | 5.1 | 25 | 8.4 | 20 | 1.4 | 50 | 59.8 | 7 | |
wheeled harvester | 40.8 | 9 | 0.7 | 71 | 1.0 | 58 | 1.4 | 50 | 0.7 | 71 | . | . | 44.6 | 9 | |
tracked harvester | 2.5 | 38 | 0.4 | 100 | 0.3 | 100 | . | . | . | . | . | . | 3.2 | 33 | |
walking harvester | 0.4 | 100 | . | . | 1.0 | 58 | . | . | 1.4 | 50 | . | . | 2.8 | 35 | |
chainsaw, then chipper | 1.1 | 58 | . | . | 0.3 | 100 | 0.3 | 100 | 0.4 | 100 | 3.9 | 30 | 6.0 | 24 | |
feller buncher, then chipper | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chainsaw, then yarder | 4.3 | 29 | 16.2 | 14 | 8.6 | 19 | 1.7 | 44 | 8.8 | 19 | 1.4 | 50 | 41.1 | 9 | |
chainsaw, then helicopter | 1.4 | 50 | 10.1 | 19 | 7.0 | 22 | 2.7 | 35 | 11.2 | 17 | 8.5 | 20 | 41.0 | 9 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 430.0 | 1 | 203.8 | 2 | 129.7 | 2 | 109.1 | 3 | 140.6 | 2 | 145.7 | 2 | 1158.9 | 1 |
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