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production region | |||||||||||||
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Jura | Plateau | Pre-Alps | Alps | Southern Alps | Switzerland | ||||||||
landslide/mudflow SilvaProtect | type of next treatment (interview survey) | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
n/a | no treatment | 19.6 | 10 | 13.9 | 12 | 27.7 | 8 | 90.5 | 4 | 24.3 | 9 | 176.1 | 3 |
tending | 17.9 | 10 | 31.4 | 6 | 10.8 | 13 | 7.7 | 16 | 0.4 | 71 | 68.2 | 5 | |
thinning | 42.0 | 6 | 73.7 | 4 | 19.1 | 10 | 7.0 | 16 | 1.4 | 38 | 143.2 | 3 | |
establishment cut | 18.4 | 10 | 26.3 | 8 | 13.4 | 12 | 10.2 | 14 | 0.8 | 50 | 69.0 | 5 | |
removal cut | 6.4 | 17 | 12.6 | 12 | 2.5 | 29 | 2.2 | 30 | 0.4 | 71 | 24.0 | 9 | |
plentering | 23.6 | 8 | 2.5 | 28 | 8.3 | 16 | 1.8 | 33 | 0.0 | . | 36.1 | 7 | |
thinning of mountain forest | 0.4 | 71 | 0.0 | . | 13.1 | 12 | 16.9 | 11 | 1.7 | 33 | 32.1 | 8 | |
coppice cut | 0.4 | 71 | 1.2 | 41 | 0.0 | . | 0.0 | . | 0.8 | 50 | 2.4 | 29 | |
conversion | 0.4 | 71 | 2.8 | 27 | 0.6 | 58 | 0.0 | . | 0.0 | . | 3.8 | 23 | |
transformation | 0.2 | 100 | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 | |
sanitary felling | 3.9 | 22 | 3.5 | 23 | 1.0 | 45 | 1.0 | 45 | 0.4 | 71 | 9.9 | 14 | |
plentering in broadleaf forest | 12.3 | 12 | 31.5 | 7 | 5.0 | 20 | 1.3 | 37 | 0.0 | . | 50.2 | 6 | |
tending of forest edge | 3.0 | 26 | 3.9 | 22 | 1.9 | 33 | 0.4 | 71 | 0.6 | 58 | 9.8 | 14 | |
planting | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | |
agrosilvicultural treatments | 10.7 | 13 | 1.2 | 40 | 1.6 | 35 | 3.6 | 23 | 1.2 | 41 | 18.4 | 10 | |
total | 159.4 | 2 | 205.2 | 1 | 105.1 | 3 | 142.5 | 3 | 32.0 | 7 | 644.3 | 1 | |
inside perimeter | no treatment | 2.7 | 27 | 0.4 | 71 | 1.9 | 33 | 20.0 | 10 | 13.9 | 11 | 38.9 | 7 |
tending | 0.8 | 50 | 1.0 | 45 | 1.4 | 38 | 4.4 | 21 | 0.6 | 58 | 8.3 | 16 | |
thinning | 5.4 | 19 | 1.2 | 41 | 3.3 | 25 | 4.6 | 20 | 1.9 | 33 | 16.4 | 11 | |
establishment cut | 2.8 | 27 | 1.2 | 41 | 2.5 | 29 | 7.3 | 16 | 1.2 | 41 | 15.0 | 11 | |
removal cut | 1.2 | 41 | 0.2 | 100 | 0.2 | 100 | 1.4 | 38 | 1.1 | 45 | 4.0 | 22 | |
plentering | 2.0 | 32 | 0.2 | 100 | 0.8 | 50 | 0.4 | 71 | 0.0 | . | 3.4 | 24 | |
thinning of mountain forest | 1.4 | 38 | 0.6 | 58 | 2.3 | 29 | 15.4 | 11 | 5.8 | 18 | 25.5 | 9 | |
coppice cut | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.6 | 35 | 1.6 | 35 | |
conversion | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | |
transformation | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
sanitary felling | 0.4 | 71 | 0.2 | 100 | 0.4 | 71 | 0.4 | 71 | 0.2 | 100 | 1.6 | 35 | |
plentering in broadleaf forest | 0.6 | 58 | 0.8 | 50 | 0.6 | 58 | 0.8 | 50 | 0.0 | . | 2.8 | 27 | |
tending of forest edge | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.6 | 58 | |
planting | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
agrosilvicultural treatments | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.8 | 50 | 0.4 | 71 | 1.6 | 35 | |
total | 17.9 | 10 | 5.7 | 18 | 13.8 | 12 | 55.9 | 5 | 26.7 | 8 | 119.9 | 4 | |
outside perimeter | no treatment | 5.3 | 19 | 0.6 | 58 | 18.6 | 10 | 91.7 | 4 | 68.0 | 4 | 184.2 | 3 |
tending | 0.6 | 58 | 2.2 | 30 | 8.8 | 15 | 10.2 | 14 | 0.6 | 58 | 22.4 | 9 | |
thinning | 4.5 | 21 | 4.1 | 22 | 12.6 | 12 | 8.7 | 15 | 4.4 | 21 | 34.3 | 8 | |
establishment cut | 4.2 | 22 | 3.6 | 23 | 11.0 | 13 | 17.0 | 10 | 2.5 | 29 | 38.2 | 7 | |
removal cut | 0.8 | 50 | 0.8 | 50 | 2.7 | 28 | 1.9 | 32 | 1.5 | 38 | 7.7 | 16 | |
plentering | 0.6 | 58 | 0.6 | 58 | 12.0 | 12 | 1.2 | 41 | 0.2 | 100 | 14.7 | 11 | |
thinning of mountain forest | 1.2 | 41 | 0.0 | . | 19.5 | 9 | 34.1 | 7 | 10.3 | 13 | 65.1 | 5 | |
coppice cut | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.2 | 100 | 1.4 | 38 | 2.0 | 32 | |
conversion | 0.0 | . | 0.0 | . | 1.6 | 35 | 0.0 | . | 0.6 | 58 | 2.2 | 30 | |
transformation | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.6 | 58 | |
sanitary felling | 0.4 | 71 | 0.0 | . | 0.9 | 50 | 1.6 | 35 | 0.6 | 58 | 3.4 | 24 | |
plentering in broadleaf forest | 1.0 | 45 | 2.2 | 30 | 5.6 | 19 | 2.9 | 26 | 0.0 | . | 11.7 | 13 | |
tending of forest edge | 0.0 | . | 0.8 | 50 | 1.0 | 45 | 0.8 | 50 | 0.2 | 100 | 2.9 | 27 | |
planting | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
agrosilvicultural treatments | 0.8 | 50 | 0.0 | . | 1.3 | 38 | 2.2 | 30 | 0.8 | 50 | 5.1 | 20 | |
total | 19.8 | 9 | 14.8 | 11 | 96.2 | 4 | 172.4 | 3 | 91.3 | 3 | 394.5 | 2 | |
total | no treatment | 27.7 | 8 | 14.9 | 11 | 48.2 | 6 | 202.2 | 2 | 106.2 | 3 | 399.2 | 2 |
tending | 19.3 | 9 | 34.6 | 6 | 21.1 | 9 | 22.3 | 9 | 1.5 | 35 | 98.8 | 4 | |
thinning | 52.0 | 5 | 78.9 | 4 | 35.0 | 7 | 20.3 | 10 | 7.6 | 16 | 193.9 | 3 | |
establishment cut | 25.3 | 8 | 31.1 | 7 | 26.9 | 8 | 34.4 | 7 | 4.5 | 21 | 122.2 | 4 | |
removal cut | 8.3 | 15 | 13.6 | 12 | 5.4 | 19 | 5.5 | 19 | 2.9 | 26 | 35.7 | 7 | |
plentering | 26.2 | 8 | 3.3 | 24 | 21.2 | 9 | 3.4 | 24 | 0.2 | 100 | 54.2 | 6 | |
thinning of mountain forest | 3.0 | 26 | 0.6 | 58 | 35.0 | 7 | 66.3 | 5 | 17.9 | 10 | 122.8 | 4 | |
coppice cut | 0.8 | 50 | 1.2 | 41 | 0.0 | . | 0.2 | 100 | 3.8 | 23 | 6.0 | 18 | |
conversion | 0.4 | 71 | 2.8 | 27 | 2.2 | 30 | 0.2 | 100 | 0.6 | 58 | 6.2 | 18 | |
transformation | 0.2 | 100 | 0.4 | 71 | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 1.2 | 41 | |
sanitary felling | 4.7 | 20 | 3.7 | 23 | 2.3 | 30 | 2.9 | 26 | 1.2 | 41 | 14.9 | 11 | |
plentering in broadleaf forest | 13.9 | 11 | 34.5 | 7 | 11.3 | 13 | 5.0 | 19 | 0.0 | . | 64.8 | 5 | |
tending of forest edge | 3.2 | 25 | 4.7 | 20 | 3.1 | 26 | 1.4 | 38 | 0.8 | 50 | 13.2 | 12 | |
planting | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | |
agrosilvicultural treatments | 11.9 | 13 | 1.2 | 40 | 3.0 | 26 | 6.6 | 17 | 2.4 | 29 | 25.1 | 9 | |
total | 197.1 | 1 | 225.7 | 1 | 215.1 | 1 | 370.8 | 1 | 150.0 | 2 | 1158.7 | 1 |
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