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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 | . | . | 0.3 | 100 | . | . | . | . | . | . | 0.7 | 71 |
chain saw | 239.6 | 3 | 75.0 | 6 | 44.6 | 7 | 22.0 | 12 | 31.3 | 9 | 13.1 | 16 | 425.6 | 2 | |
chainsaw, then processor | 11.8 | 17 | 9.4 | 19 | 3.2 | 33 | 1.0 | 58 | 2.8 | 35 | . | . | 28.3 | 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 | 1.7 | 44 | . | . | 1.8 | 45 | . | . | 8.9 | 20 | |
chainsaw, then helicopter | . | . | 2.2 | 41 | 1.7 | 44 | 0.7 | 71 | 1.1 | 58 | 0.4 | 100 | 6.0 | 24 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 287.9 | 2 | 92.7 | 5 | 53.3 | 7 | 24.0 | 11 | 38.0 | 8 | 14.5 | 15 | 510.5 | 2 | |
no | axe | 0.4 | 100 | . | . | . | . | . | . | . | . | 0.4 | 100 | 0.7 | 71 |
chain saw | 113.8 | 5 | 72.5 | 6 | 49.9 | 7 | 61.8 | 6 | 61.4 | 6 | 92.4 | 4 | 451.6 | 2 | |
chainsaw, then processor | 5.7 | 25 | 8.7 | 20 | 1.7 | 44 | 3.8 | 30 | 4.2 | 28 | 1.4 | 50 | 25.5 | 12 | |
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 | 10.5 | 18 | 6.2 | 23 | 1.4 | 50 | 6.7 | 22 | 1.4 | 50 | 30.1 | 11 | |
chainsaw, then helicopter | 1.4 | 50 | 6.1 | 24 | 4.5 | 27 | 1.4 | 50 | 7.4 | 21 | 6.4 | 23 | 27.2 | 11 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 134.2 | 4 | 97.7 | 5 | 63.3 | 6 | 69.6 | 5 | 81.1 | 5 | 104.8 | 4 | 550.7 | 2 | |
total | axe | 0.7 | 71 | . | . | 0.3 | 100 | . | . | . | . | 0.4 | 100 | 1.4 | 50 |
chain saw | 353.4 | 2 | 147.5 | 3 | 94.4 | 4 | 83.7 | 4 | 92.7 | 4 | 105.5 | 4 | 877.2 | 1 | |
chainsaw, then processor | 17.5 | 14 | 18.0 | 14 | 5.0 | 27 | 4.8 | 26 | 7.0 | 22 | 1.4 | 50 | 53.8 | 8 | |
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 | 15.5 | 15 | 7.9 | 20 | 1.4 | 50 | 8.4 | 20 | 1.4 | 50 | 38.9 | 9 | |
chainsaw, then helicopter | 1.4 | 50 | 8.3 | 20 | 6.2 | 23 | 2.1 | 41 | 8.4 | 20 | 6.7 | 23 | 33.2 | 10 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 422.1 | 1 | 190.4 | 2 | 116.7 | 3 | 93.7 | 3 | 119.0 | 3 | 119.3 | 3 | 1061.2 | 1 |
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