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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 | 1.3 | 0.3 | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.6 | 0.1 | |
zones supérieures | 0.0 | . | 1.5 | 0.5 | 1.5 | 0.7 | 1.5 | 0.7 | 4.3 | 1.1 | 1.2 | 0.6 | 1.2 | 0.2 | |
total | 1.3 | 0.3 | 1.7 | 0.6 | 1.5 | 0.7 | 1.5 | 0.7 | 4.3 | 1.1 | 1.4 | 0.6 | 1.7 | 0.2 | |
comprimé | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 27.7 | 1.3 | 12.9 | 1.5 | 16.0 | 2.0 | 4.7 | 1.3 | 1.5 | 0.7 | 20.4 | 2.2 | 17.9 | 0.7 | |
zones supérieures | 2.3 | 0.4 | 15.5 | 1.6 | 19.5 | 2.1 | 12.9 | 2.0 | 14.3 | 1.9 | 4.7 | 1.1 | 9.2 | 0.5 | |
total | 30.0 | 1.3 | 28.4 | 2.0 | 35.6 | 2.6 | 17.6 | 2.3 | 15.8 | 2.0 | 25.1 | 2.4 | 27.0 | 0.8 | |
normal | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 30.5 | 1.3 | 10.9 | 1.4 | 10.7 | 1.7 | 4.4 | 1.2 | 1.4 | 0.6 | 13.5 | 1.9 | 17.2 | 0.7 | |
zones supérieures | 4.4 | 0.6 | 13.0 | 1.5 | 18.0 | 2.1 | 14.5 | 2.1 | 18.9 | 2.1 | 10.0 | 1.6 | 10.7 | 0.6 | |
total | 34.9 | 1.4 | 24.0 | 1.9 | 28.7 | 2.5 | 18.9 | 2.4 | 20.3 | 2.2 | 23.5 | 2.3 | 27.9 | 0.8 | |
lâche | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 12.6 | 0.9 | 3.0 | 0.8 | 2.5 | 0.9 | 2.2 | 0.9 | 1.2 | 0.6 | 2.2 | 0.8 | 6.3 | 0.4 | |
zones supérieures | 3.4 | 0.5 | 6.8 | 1.1 | 7.8 | 1.5 | 10.5 | 1.9 | 13.3 | 1.8 | 4.1 | 1.1 | 6.4 | 0.4 | |
total | 16.0 | 1.1 | 9.8 | 1.3 | 10.3 | 1.7 | 12.8 | 2.0 | 14.5 | 1.9 | 6.3 | 1.3 | 12.7 | 0.6 | |
aéré | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 6.3 | 0.7 | 2.6 | 0.7 | 0.4 | 0.4 | 1.1 | 0.6 | 1.4 | 0.6 | 2.7 | 0.9 | 3.5 | 0.3 | |
zones supérieures | 1.8 | 0.4 | 6.7 | 1.1 | 6.9 | 1.4 | 11.9 | 2.0 | 14.5 | 1.9 | 4.9 | 1.2 | 5.9 | 0.4 | |
total | 8.0 | 0.8 | 9.3 | 1.3 | 7.2 | 1.4 | 13.0 | 2.1 | 16.0 | 2.0 | 7.6 | 1.4 | 9.5 | 0.5 | |
clairièré | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 1.5 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 | 0.0 | . | 1.7 | 0.7 | 0.9 | 0.2 | |
zones supérieures | 1.5 | 0.3 | 3.3 | 0.8 | 3.3 | 1.0 | 9.6 | 1.8 | 7.1 | 1.4 | 3.2 | 0.9 | 3.6 | 0.3 | |
total | 3.0 | 0.5 | 3.7 | 0.8 | 3.6 | 1.0 | 9.9 | 1.8 | 7.1 | 1.4 | 4.9 | 1.1 | 4.5 | 0.4 | |
en collectifs serrés | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 2.0 | 0.4 | 1.1 | 0.5 | 1.2 | 0.6 | 1.8 | 0.8 | 0.0 | . | 14.2 | 1.9 | 2.9 | 0.3 | |
zones supérieures | 0.8 | 0.3 | 6.8 | 1.1 | 5.4 | 1.3 | 8.9 | 1.7 | 7.1 | 1.4 | 3.7 | 1.0 | 4.2 | 0.4 | |
total | 2.7 | 0.5 | 7.9 | 1.2 | 6.7 | 1.4 | 10.7 | 1.9 | 7.1 | 1.4 | 17.9 | 2.1 | 7.1 | 0.5 | |
en collectifs normaux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 0.9 | 0.3 | 0.5 | 0.3 | 0.6 | 0.4 | 0.4 | 0.4 | 0.0 | . | 6.9 | 1.4 | 1.3 | 0.2 | |
zones supérieures | 0.9 | 0.3 | 6.8 | 1.1 | 3.6 | 1.0 | 7.0 | 1.6 | 8.1 | 1.5 | 4.1 | 1.1 | 4.0 | 0.4 | |
total | 1.8 | 0.4 | 7.3 | 1.2 | 4.2 | 1.1 | 7.4 | 1.6 | 8.1 | 1.5 | 10.9 | 1.7 | 5.3 | 0.4 | |
fermeture étagée | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 0.9 | 0.3 | 1.9 | 0.6 | 0.3 | 0.3 | 0.0 | . | 0.3 | 0.3 | 0.6 | 0.4 | 0.8 | 0.2 | |
zones supérieures | 1.3 | 0.3 | 6.1 | 1.0 | 2.0 | 0.8 | 8.2 | 1.7 | 6.6 | 1.4 | 1.8 | 0.7 | 3.5 | 0.3 | |
total | 2.2 | 0.4 | 7.9 | 1.2 | 2.3 | 0.8 | 8.2 | 1.7 | 6.9 | 1.4 | 2.4 | 0.8 | 4.3 | 0.4 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 83.7 | 0.9 | 33.5 | 1.9 | 32.0 | 2.5 | 15.1 | 2.1 | 5.8 | 1.2 | 62.3 | 2.4 | 51.4 | 0.7 | |
zones supérieures | 16.3 | 0.9 | 66.5 | 1.9 | 68.0 | 2.5 | 84.9 | 2.1 | 94.2 | 1.2 | 37.7 | 2.4 | 48.6 | 0.7 | |
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. 1207206. Birmensdorf, Swiss Federal Research Institute WSL