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production region | |||||||||||||
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Jura | Plateau | Pre-Alps | Alps | Southern Alps | Switzerland | ||||||||
landslide/mudflow 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 | 2.2 | 41 | 0.4 | 100 | 1.8 | 45 | 19.0 | 13 | 8.9 | 20 | 32.3 | 10 |
tending | 0.4 | 100 | 1.1 | 58 | 1.8 | 45 | 3.5 | 31 | 1.1 | 58 | 7.7 | 21 | |
thinning | 5.8 | 25 | 1.4 | 50 | 4.3 | 29 | 4.8 | 27 | 1.4 | 50 | 17.8 | 14 | |
establishment cut | 3.3 | 33 | 1.4 | 50 | 1.8 | 45 | 7.3 | 22 | 1.8 | 45 | 15.5 | 15 | |
removal cut | 1.5 | 50 | . | . | 0.4 | 100 | 1.7 | 45 | 1.4 | 50 | 5.0 | 27 | |
plentering | 2.6 | 38 | 0.4 | 100 | 0.7 | 71 | 0.7 | 71 | . | . | 4.3 | 29 | |
thinning of mountain forest | 1.8 | 45 | 0.4 | 100 | 2.5 | 38 | 17.6 | 14 | 5.7 | 25 | 28.0 | 11 | |
coppice cut | . | . | . | . | . | . | . | . | 2.1 | 41 | 2.1 | 41 | |
conversion | . | . | . | . | . | . | 0.3 | 100 | . | . | 0.3 | 100 | |
transformation | . | . | . | . | . | . | . | . | . | . | . | . | |
sanitary felling | 0.7 | 71 | . | . | 0.4 | 100 | 0.3 | 100 | . | . | 1.4 | 50 | |
plentering in broadleaf forest | . | . | 0.7 | 71 | 0.7 | 71 | 0.7 | 71 | . | . | 2.1 | 41 | |
tending of forest edge | . | . | . | . | 0.4 | 100 | 0.3 | 100 | . | . | 0.7 | 71 | |
planting | . | . | . | . | . | . | . | . | . | . | . | . | |
agrosilvicultural treatments | 0.4 | 100 | . | . | . | . | 0.3 | 100 | . | . | 0.7 | 71 | |
total | 18.6 | 13 | 5.6 | 25 | 14.8 | 15 | 56.7 | 7 | 22.3 | 12 | 118.1 | 5 | |
outside perimeter | no treatment | 21.5 | 12 | 11.2 | 17 | 38.6 | 9 | 132.7 | 4 | 65.4 | 6 | 269.5 | 3 |
tending | 17.9 | 14 | 32.0 | 10 | 16.2 | 14 | 14.5 | 15 | 1.1 | 58 | 81.7 | 6 | |
thinning | 47.5 | 8 | 80.1 | 5 | 32.8 | 10 | 17.7 | 14 | 6.4 | 23 | 184.4 | 4 | |
establishment cut | 24.8 | 11 | 35.5 | 9 | 27.8 | 11 | 28.0 | 11 | 4.6 | 27 | 120.7 | 5 | |
removal cut | 9.1 | 20 | 14.8 | 15 | 5.0 | 26 | 4.8 | 27 | 2.1 | 41 | 35.9 | 10 | |
plentering | 22.3 | 12 | 3.5 | 31 | 21.6 | 12 | 2.4 | 38 | 0.4 | 100 | 50.2 | 8 | |
thinning of mountain forest | 2.2 | 41 | . | . | 31.7 | 10 | 50.2 | 8 | 11.7 | 17 | 95.7 | 6 | |
coppice cut | 1.1 | 58 | 1.1 | 58 | . | . | . | . | 2.8 | 35 | 5.0 | 27 | |
conversion | 0.4 | 100 | 2.5 | 38 | 0.7 | 71 | . | . | 1.1 | 58 | 4.6 | 28 | |
transformation | . | . | 0.7 | 71 | 0.7 | 71 | . | . | . | . | 1.4 | 50 | |
sanitary felling | 3.3 | 33 | 3.2 | 33 | 1.4 | 50 | 1.4 | 50 | 0.4 | 100 | 9.6 | 19 | |
plentering in broadleaf forest | 13.5 | 16 | 31.3 | 10 | 7.6 | 21 | 2.1 | 41 | . | . | 54.4 | 8 | |
tending of forest edge | 1.5 | 50 | 3.5 | 31 | 3.2 | 33 | 1.0 | 58 | 0.4 | 100 | 9.6 | 19 | |
planting | 0.4 | 100 | . | . | . | . | . | . | . | . | 0.4 | 100 | |
agrosilvicultural treatments | 11.7 | 17 | 1.4 | 50 | 2.5 | 38 | 3.1 | 33 | 0.7 | 71 | 19.4 | 13 | |
total | 177.0 | 2 | 220.7 | 1 | 189.9 | 2 | 257.9 | 2 | 97.0 | 4 | 942.6 | 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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