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production region | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jura | Plateau | Pre-Alps | Alps | Southern Alps | Switzerland | ||||||||
avalanches SilvaProtect, modelled and assigned | type of next treatment (interview survey) | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
inside perimeter | no treatment | 1.5 | 50 | . | . | 2.5 | 38 | 26.7 | 11 | 8.2 | 20 | 38.8 | 9 |
tending | . | . | . | . | 1.4 | 50 | 2.8 | 35 | . | . | 4.2 | 29 | |
thinning | 0.4 | 100 | . | . | 2.2 | 41 | 3.5 | 31 | . | . | 6.0 | 24 | |
establishment cut | 1.1 | 58 | . | . | 0.7 | 71 | 7.6 | 21 | 0.4 | 100 | 9.8 | 19 | |
removal cut | 0.4 | 100 | . | . | . | . | 2.1 | 41 | 0.4 | 100 | 2.8 | 35 | |
plentering | 0.7 | 71 | . | . | 0.7 | 71 | 0.3 | 100 | . | . | 1.8 | 45 | |
thinning of mountain forest | 0.7 | 71 | . | . | 5.8 | 25 | 22.8 | 12 | 4.6 | 27 | 33.9 | 10 | |
coppice cut | . | . | . | . | . | . | . | . | . | . | . | . | |
conversion | . | . | . | . | . | . | . | . | . | . | . | . | |
transformation | . | . | . | . | . | . | . | . | . | . | . | . | |
sanitary felling | . | . | . | . | . | . | . | . | . | . | . | . | |
plentering in broadleaf forest | . | . | . | . | . | . | . | . | . | . | . | . | |
tending of forest edge | . | . | . | . | . | . | . | . | . | . | . | . | |
planting | . | . | . | . | . | . | . | . | . | . | . | . | |
agrosilvicultural treatments | . | . | . | . | . | . | . | . | 0.4 | 100 | 0.4 | 100 | |
total | 4.7 | 27 | . | . | 13.3 | 16 | 65.7 | 7 | 13.8 | 15 | 97.6 | 6 | |
outside perimeter | no treatment | 22.6 | 12 | 11.9 | 17 | 45.4 | 8 | 179.8 | 4 | 97.0 | 4 | 356.8 | 3 |
tending | 18.3 | 14 | 33.7 | 9 | 18.0 | 14 | 19.8 | 13 | 2.5 | 38 | 92.3 | 6 | |
thinning | 54.0 | 7 | 82.6 | 5 | 36.4 | 9 | 21.5 | 12 | 8.9 | 19 | 203.4 | 4 | |
establishment cut | 27.4 | 11 | 36.9 | 9 | 30.3 | 10 | 30.1 | 10 | 6.0 | 24 | 130.6 | 5 | |
removal cut | 10.2 | 18 | 15.5 | 15 | 5.8 | 25 | 4.8 | 27 | 3.2 | 33 | 39.5 | 9 | |
plentering | 24.1 | 12 | 4.2 | 29 | 22.0 | 12 | 3.5 | 31 | 0.4 | 100 | 54.1 | 8 | |
thinning of mountain forest | 3.3 | 33 | 0.4 | 100 | 29.9 | 10 | 47.4 | 8 | 13.8 | 15 | 94.8 | 6 | |
coppice cut | 1.1 | 58 | 1.1 | 58 | . | . | . | . | 5.7 | 25 | 7.8 | 21 | |
conversion | 0.4 | 100 | 2.5 | 38 | 1.1 | 58 | 0.3 | 100 | 1.1 | 58 | 5.3 | 26 | |
transformation | . | . | 0.7 | 71 | 0.7 | 71 | . | . | . | . | 1.4 | 50 | |
sanitary felling | 4.4 | 29 | 3.2 | 33 | 2.2 | 41 | 3.1 | 33 | 0.4 | 100 | 13.2 | 16 | |
plentering in broadleaf forest | 13.9 | 16 | 32.3 | 10 | 9.0 | 20 | 2.8 | 35 | . | . | 58.0 | 7 | |
tending of forest edge | 2.6 | 38 | 4.2 | 29 | 3.6 | 31 | 2.1 | 41 | 0.7 | 71 | 13.2 | 16 | |
planting | 0.4 | 100 | . | . | . | . | . | . | . | . | 0.4 | 100 | |
agrosilvicultural treatments | 15.3 | 15 | 2.1 | 41 | 3.9 | 30 | 5.6 | 25 | 0.4 | 100 | 27.3 | 11 | |
total | 197.8 | 2 | 231.3 | 1 | 208.3 | 2 | 320.8 | 2 | 139.9 | 3 | 1098.1 | 1 | |
total | no treatment | 24.1 | 12 | 11.9 | 17 | 47.9 | 8 | 206.4 | 3 | 105.2 | 4 | 395.6 | 2 |
tending | 18.3 | 14 | 33.7 | 9 | 19.5 | 13 | 22.5 | 12 | 2.5 | 38 | 96.5 | 6 | |
thinning | 54.4 | 7 | 82.6 | 5 | 38.6 | 9 | 25.0 | 11 | 8.9 | 19 | 209.4 | 4 | |
establishment cut | 28.5 | 11 | 36.9 | 9 | 31.0 | 10 | 37.7 | 9 | 6.4 | 23 | 140.4 | 5 | |
removal cut | 10.6 | 18 | 15.5 | 15 | 5.8 | 25 | 6.9 | 22 | 3.5 | 31 | 42.3 | 9 | |
plentering | 24.8 | 11 | 4.2 | 29 | 22.7 | 12 | 3.8 | 30 | 0.4 | 100 | 55.9 | 8 | |
thinning of mountain forest | 4.0 | 30 | 0.4 | 100 | 35.7 | 9 | 70.2 | 6 | 18.4 | 13 | 128.7 | 5 | |
coppice cut | 1.1 | 58 | 1.1 | 58 | . | . | . | . | 5.7 | 25 | 7.8 | 21 | |
conversion | 0.4 | 100 | 2.5 | 38 | 1.1 | 58 | 0.3 | 100 | 1.1 | 58 | 5.3 | 26 | |
transformation | . | . | 0.7 | 71 | 0.7 | 71 | . | . | . | . | 1.4 | 50 | |
sanitary felling | 4.4 | 29 | 3.2 | 33 | 2.2 | 41 | 3.1 | 33 | 0.4 | 100 | 13.2 | 16 | |
plentering in broadleaf forest | 13.9 | 16 | 32.3 | 10 | 9.0 | 20 | 2.8 | 35 | . | . | 58.0 | 7 | |
tending of forest edge | 2.6 | 38 | 4.2 | 29 | 3.6 | 31 | 2.1 | 41 | 0.7 | 71 | 13.2 | 16 | |
planting | 0.4 | 100 | . | . | . | . | . | . | . | . | 0.4 | 100 | |
agrosilvicultural treatments | 15.3 | 15 | 2.1 | 41 | 3.9 | 30 | 5.6 | 25 | 0.7 | 71 | 27.7 | 11 | |
total | 202.6 | 1 | 231.3 | 1 | 221.6 | 2 | 386.5 | 1 | 153.8 | 2 | 1195.8 | 1 |
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