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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 | 89.5 | 7.0 | 10.6 | 5.8 | 0.0 | . | 0.0 | . | 0.0 | . | 25.0 | 15.3 | 22.4 | 4.1 | |
zones supérieures | 10.5 | 7.0 | 89.4 | 5.8 | 100.0 | 0.0 | 100.0 | 0.0 | 100.0 | 0.0 | 75.0 | 15.3 | 77.6 | 4.1 | |
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 | 91.1 | 1.1 | 47.4 | 3.1 | 47.9 | 3.5 | 30.1 | 4.3 | 6.4 | 2.8 | 84.6 | 2.3 | 69.0 | 1.1 | |
zones supérieures | 8.9 | 1.1 | 52.6 | 3.1 | 52.1 | 3.5 | 69.9 | 4.3 | 93.6 | 2.8 | 15.4 | 2.3 | 31.0 | 1.1 | |
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 | 88.5 | 1.1 | 41.2 | 3.4 | 41.9 | 3.9 | 20.0 | 4.6 | 13.3 | 3.4 | 70.6 | 3.6 | 65.1 | 1.2 | |
zones supérieures | 11.5 | 1.1 | 58.8 | 3.4 | 58.1 | 3.9 | 80.0 | 4.6 | 86.7 | 3.4 | 29.4 | 3.6 | 34.9 | 1.2 | |
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 | 83.1 | 2.3 | 43.4 | 5.4 | 31.9 | 6.3 | 8.0 | 3.8 | 7.8 | 2.8 | 36.8 | 7.1 | 50.6 | 2.0 | |
zones supérieures | 16.9 | 2.3 | 56.6 | 5.4 | 68.1 | 6.3 | 92.0 | 3.8 | 92.2 | 2.8 | 63.2 | 7.1 | 49.4 | 2.0 | |
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 | 72.2 | 2.6 | 20.3 | 3.5 | 15.6 | 4.3 | 15.6 | 3.3 | 2.8 | 1.4 | 37.5 | 4.9 | 35.5 | 1.6 | |
zones supérieures | 27.8 | 2.6 | 79.7 | 3.5 | 84.4 | 4.3 | 84.4 | 3.3 | 97.2 | 1.4 | 62.5 | 4.9 | 64.5 | 1.6 | |
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 | 53.2 | 5.3 | 7.4 | 2.9 | 10.6 | 4.1 | 8.3 | 2.5 | 2.5 | 1.4 | 23.6 | 4.1 | 16.9 | 1.6 | |
zones supérieures | 46.8 | 5.3 | 92.6 | 2.9 | 89.4 | 4.1 | 91.7 | 2.5 | 97.5 | 1.4 | 76.4 | 4.1 | 83.1 | 1.6 | |
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 | 49.7 | 11.2 | 9.7 | 3.3 | 5.5 | 3.1 | 9.7 | 5.3 | 0.0 | . | 64.3 | 5.5 | 20.4 | 2.1 | |
zones supérieures | 50.3 | 11.2 | 90.3 | 3.3 | 94.5 | 3.1 | 90.3 | 5.3 | 100.0 | 0.0 | 35.7 | 5.5 | 79.6 | 2.1 | |
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 | 41.1 | 9.6 | 5.8 | 3.3 | 6.1 | 3.4 | 8.8 | 5.9 | 2.1 | 1.5 | 40.4 | 6.3 | 14.6 | 2.0 | |
zones supérieures | 58.9 | 9.6 | 94.2 | 3.3 | 93.9 | 3.4 | 91.2 | 5.9 | 97.9 | 1.5 | 59.6 | 6.3 | 85.4 | 2.0 | |
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 | 5.8 | 30.5 | 5.0 | 11.9 | 7.9 | 1.6 | 1.6 | 2.2 | 2.2 | 19.2 | 7.7 | 21.2 | 2.3 | |
zones supérieures | 57.7 | 5.8 | 69.5 | 5.0 | 88.1 | 7.9 | 98.4 | 1.6 | 97.8 | 2.2 | 80.8 | 7.7 | 78.8 | 2.3 | |
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 | 82.6 | 0.6 | 31.3 | 1.3 | 30.3 | 1.7 | 14.2 | 1.4 | 4.5 | 0.7 | 57.7 | 1.6 | 47.8 | 0.5 | |
zones supérieures | 17.4 | 0.6 | 68.7 | 1.3 | 69.7 | 1.7 | 85.8 | 1.4 | 95.5 | 0.7 | 42.3 | 1.6 | 52.2 | 0.5 | |
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. 1207091. Birmensdorf, Swiss Federal Research Institute WSL