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région de forêt protectrice | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Plateau/Jura | Nord des Alpes ouest | Nord des Alpes est | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||
degré de fermeture | zones supérieures/inférieures | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 100.0 | 0.0 | 11.9 | 11.1 | 0.0 | . | 0.0 | . | 0.0 | . | 18.6 | 16.9 | 30.2 | 6.1 | |
zones supérieures | 0.0 | . | 88.1 | 11.1 | 100.0 | 0.0 | 100.0 | 0.0 | 100.0 | 0.0 | 81.4 | 16.9 | 69.8 | 6.1 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
comprimé | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 92.1 | 1.4 | 42.8 | 3.8 | 43.6 | 4.3 | 25.6 | 5.5 | 7.7 | 3.3 | 78.4 | 4.1 | 63.0 | 1.5 | |
zones supérieures | 7.9 | 1.4 | 57.2 | 3.8 | 56.4 | 4.3 | 74.4 | 5.5 | 92.3 | 3.3 | 21.6 | 4.1 | 37.0 | 1.5 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
normal | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 87.3 | 1.6 | 45.6 | 4.2 | 35.7 | 4.6 | 22.6 | 5.7 | 6.2 | 2.7 | 53.6 | 5.1 | 60.2 | 1.5 | |
zones supérieures | 12.7 | 1.6 | 54.4 | 4.2 | 64.3 | 4.6 | 77.4 | 5.7 | 93.8 | 2.7 | 46.4 | 5.1 | 39.8 | 1.5 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
lâche | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 78.8 | 2.9 | 29.3 | 6.2 | 22.3 | 6.9 | 17.9 | 6.1 | 6.8 | 3.2 | 45.6 | 9.2 | 48.2 | 2.4 | |
zones supérieures | 21.2 | 2.9 | 70.7 | 6.2 | 77.7 | 6.9 | 82.1 | 6.1 | 93.2 | 3.2 | 54.4 | 9.2 | 51.8 | 2.4 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
aéré | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 77.4 | 4.3 | 25.8 | 6.1 | 13.3 | 6.2 | 9.5 | 4.5 | 7.3 | 3.2 | 37.7 | 7.9 | 35.3 | 2.6 | |
zones supérieures | 22.6 | 4.3 | 74.2 | 6.1 | 86.7 | 6.2 | 90.5 | 4.5 | 92.7 | 3.2 | 62.3 | 7.9 | 64.7 | 2.6 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
clairièré | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 45.9 | 7.5 | 6.8 | 4.6 | 10.2 | 6.8 | 5.7 | 3.2 | 0.0 | . | 34.1 | 7.4 | 17.9 | 2.5 | |
zones supérieures | 54.1 | 7.5 | 93.2 | 4.6 | 89.8 | 6.8 | 94.3 | 3.2 | 100.0 | 0.0 | 65.9 | 7.4 | 82.1 | 2.5 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
en collectifs serrés | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 74.2 | 7.3 | 15.1 | 4.7 | 14.0 | 6.5 | 16.0 | 6.0 | 0.0 | . | 68.8 | 5.0 | 36.0 | 2.8 | |
zones supérieures | 25.8 | 7.3 | 84.9 | 4.7 | 86.0 | 6.5 | 84.0 | 6.0 | 100.0 | 0.0 | 31.2 | 5.0 | 64.0 | 2.8 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
en collectifs normaux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 52.8 | 10.1 | 5.6 | 3.8 | 13.0 | 7.0 | 9.7 | 5.3 | 0.0 | . | 55.4 | 7.0 | 23.0 | 2.8 | |
zones supérieures | 47.2 | 10.1 | 94.4 | 3.8 | 87.0 | 7.0 | 90.3 | 5.3 | 100.0 | 0.0 | 44.6 | 7.0 | 77.0 | 2.8 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
fermeture étagée | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 42.3 | 9.7 | 21.3 | 6.2 | 11.5 | 10.8 | 0.0 | . | 3.4 | 3.3 | 24.9 | 12.5 | 17.3 | 3.1 | |
zones supérieures | 57.7 | 9.7 | 78.7 | 6.2 | 88.5 | 10.8 | 100.0 | 0.0 | 96.6 | 3.3 | 75.1 | 12.5 | 82.7 | 3.1 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 83.2 | 0.9 | 31.2 | 1.8 | 29.7 | 2.2 | 14.6 | 1.9 | 4.5 | 1.0 | 57.2 | 2.2 | 47.6 | 0.6 | |
zones supérieures | 16.8 | 0.9 | 68.8 | 1.8 | 70.3 | 2.2 | 85.4 | 1.9 | 95.5 | 1.0 | 42.8 | 2.2 | 52.4 | 0.6 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
Table citation
Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1207111. Birmensdorf, Swiss Federal Research Institute WSL