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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 | 23.2 | 12 | 7.1 | 22 | 34.3 | 10 |
tending | . | . | . | . | 1.4 | 50 | 2.4 | 38 | . | . | 3.9 | 30 | |
thinning | 0.4 | 100 | . | . | 1.8 | 45 | 3.1 | 33 | . | . | 5.3 | 26 | |
establishment cut | 1.1 | 58 | . | . | 0.7 | 71 | 6.9 | 22 | 0.4 | 100 | 9.1 | 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 | . | . | 5.4 | 26 | 22.5 | 12 | 4.3 | 29 | 32.8 | 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 | . | . | 12.6 | 16 | 60.5 | 7 | 12.4 | 16 | 90.3 | 6 | |
outside perimeter | no treatment | 22.3 | 12 | 11.6 | 17 | 37.8 | 9 | 128.6 | 4 | 67.2 | 6 | 267.5 | 3 |
tending | 18.3 | 14 | 33.0 | 10 | 16.6 | 14 | 15.6 | 15 | 2.1 | 41 | 85.6 | 6 | |
thinning | 52.9 | 7 | 81.5 | 5 | 35.3 | 9 | 19.4 | 13 | 7.8 | 21 | 197.0 | 4 | |
establishment cut | 27.0 | 11 | 36.9 | 9 | 28.8 | 10 | 28.3 | 11 | 6.0 | 24 | 127.1 | 5 | |
removal cut | 10.2 | 18 | 14.8 | 15 | 5.4 | 26 | 4.5 | 28 | 3.2 | 33 | 38.1 | 9 | |
plentering | 24.1 | 12 | 3.9 | 30 | 21.6 | 12 | 2.8 | 35 | 0.4 | 100 | 52.7 | 8 | |
thinning of mountain forest | 3.3 | 33 | 0.4 | 100 | 28.8 | 11 | 45.3 | 8 | 13.1 | 16 | 90.9 | 6 | |
coppice cut | 1.1 | 58 | 1.1 | 58 | . | . | . | . | 5.0 | 26 | 7.1 | 22 | |
conversion | 0.4 | 100 | 2.5 | 38 | 0.7 | 71 | 0.3 | 100 | 1.1 | 58 | 5.0 | 27 | |
transformation | . | . | 0.7 | 71 | 0.7 | 71 | . | . | . | . | 1.4 | 50 | |
sanitary felling | 4.0 | 30 | 3.2 | 33 | 1.8 | 45 | 1.7 | 45 | 0.4 | 100 | 11.1 | 18 | |
plentering in broadleaf forest | 13.5 | 16 | 32.0 | 10 | 8.3 | 20 | 2.8 | 35 | . | . | 56.5 | 8 | |
tending of forest edge | 1.5 | 50 | 3.5 | 31 | 3.6 | 31 | 1.4 | 50 | 0.4 | 100 | 10.3 | 18 | |
planting | 0.4 | 100 | . | . | . | . | . | . | . | . | 0.4 | 100 | |
agrosilvicultural treatments | 12.0 | 17 | 1.4 | 50 | 2.5 | 38 | 3.5 | 32 | 0.4 | 100 | 19.8 | 13 | |
total | 190.9 | 2 | 226.3 | 1 | 192.1 | 2 | 254.2 | 2 | 106.9 | 4 | 970.4 | 1 | |
total | no treatment | 23.7 | 12 | 11.6 | 17 | 40.4 | 9 | 151.7 | 4 | 74.3 | 5 | 301.7 | 3 |
tending | 18.3 | 14 | 33.0 | 10 | 18.0 | 14 | 18.0 | 14 | 2.1 | 41 | 89.4 | 6 | |
thinning | 53.3 | 7 | 81.5 | 5 | 37.1 | 9 | 22.5 | 12 | 7.8 | 21 | 202.3 | 4 | |
establishment cut | 28.1 | 11 | 36.9 | 9 | 29.6 | 10 | 35.2 | 9 | 6.4 | 23 | 136.2 | 5 | |
removal cut | 10.6 | 18 | 14.8 | 15 | 5.4 | 26 | 6.6 | 23 | 3.5 | 31 | 40.9 | 9 | |
plentering | 24.8 | 11 | 3.9 | 30 | 22.4 | 12 | 3.1 | 33 | 0.4 | 100 | 54.5 | 8 | |
thinning of mountain forest | 4.0 | 30 | 0.4 | 100 | 34.2 | 10 | 67.8 | 7 | 17.4 | 14 | 123.7 | 5 | |
coppice cut | 1.1 | 58 | 1.1 | 58 | . | . | . | . | 5.0 | 26 | 7.1 | 22 | |
conversion | 0.4 | 100 | 2.5 | 38 | 0.7 | 71 | 0.3 | 100 | 1.1 | 58 | 5.0 | 27 | |
transformation | . | . | 0.7 | 71 | 0.7 | 71 | . | . | . | . | 1.4 | 50 | |
sanitary felling | 4.0 | 30 | 3.2 | 33 | 1.8 | 45 | 1.7 | 45 | 0.4 | 100 | 11.1 | 18 | |
plentering in broadleaf forest | 13.5 | 16 | 32.0 | 10 | 8.3 | 20 | 2.8 | 35 | . | . | 56.5 | 8 | |
tending of forest edge | 1.5 | 50 | 3.5 | 31 | 3.6 | 31 | 1.4 | 50 | 0.4 | 100 | 10.3 | 18 | |
planting | 0.4 | 100 | . | . | . | . | . | . | . | . | 0.4 | 100 | |
agrosilvicultural treatments | 12.0 | 17 | 1.4 | 50 | 2.5 | 38 | 3.5 | 32 | 0.7 | 71 | 20.1 | 13 | |
total | 195.7 | 1 | 226.3 | 1 | 204.7 | 2 | 314.6 | 2 | 119.3 | 3 | 1060.6 | 1 |
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