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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 | 32.0 | 6.4 | |
zones supérieures | 0.0 | . | 88.1 | 11.1 | 100.0 | 0.0 | 100.0 | 0.0 | 100.0 | 0.0 | 81.4 | 16.9 | 68.0 | 6.4 | |
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 | 92.3 | 1.4 | 45.5 | 4.0 | 45.1 | 4.5 | 26.8 | 6.3 | 9.5 | 4.0 | 81.4 | 4.2 | 66.1 | 1.6 | |
zones supérieures | 7.7 | 1.4 | 54.5 | 4.0 | 54.9 | 4.5 | 73.2 | 6.3 | 90.5 | 4.0 | 18.6 | 4.2 | 33.9 | 1.6 | |
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 | 4.4 | 37.2 | 4.9 | 23.5 | 5.9 | 6.9 | 3.0 | 57.3 | 5.5 | 61.7 | 1.6 | |
zones supérieures | 12.7 | 1.6 | 54.4 | 4.4 | 62.8 | 4.9 | 76.5 | 5.9 | 93.1 | 3.0 | 42.7 | 5.5 | 38.3 | 1.6 | |
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 | 78.5 | 2.9 | 30.4 | 6.4 | 24.2 | 7.4 | 17.5 | 6.5 | 8.4 | 4.0 | 34.5 | 10.4 | 49.8 | 2.5 | |
zones supérieures | 21.5 | 2.9 | 69.6 | 6.4 | 75.8 | 7.4 | 82.5 | 6.5 | 91.6 | 4.0 | 65.5 | 10.4 | 50.2 | 2.5 | |
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 | 78.1 | 4.3 | 28.0 | 6.5 | 4.9 | 4.7 | 8.7 | 4.8 | 8.8 | 3.8 | 35.4 | 9.4 | 37.3 | 2.8 | |
zones supérieures | 21.9 | 4.3 | 72.0 | 6.5 | 95.1 | 4.7 | 91.3 | 4.8 | 91.2 | 3.8 | 64.6 | 9.4 | 62.7 | 2.8 | |
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 | 51.0 | 8.4 | 11.4 | 7.6 | 8.5 | 8.1 | 3.7 | 3.6 | 0.0 | . | 35.0 | 11.5 | 20.8 | 3.5 | |
zones supérieures | 49.0 | 8.4 | 88.6 | 7.6 | 91.5 | 8.1 | 96.3 | 3.6 | 100.0 | 0.0 | 65.0 | 11.5 | 79.2 | 3.5 | |
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 | 72.4 | 8.1 | 14.2 | 5.4 | 18.3 | 8.3 | 17.0 | 6.9 | 0.0 | . | 79.2 | 5.1 | 41.2 | 3.3 | |
zones supérieures | 27.6 | 8.1 | 85.8 | 5.4 | 81.7 | 8.3 | 83.0 | 6.9 | 100.0 | 0.0 | 20.8 | 5.1 | 58.8 | 3.3 | |
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 | 51.0 | 10.8 | 6.3 | 4.3 | 14.3 | 9.4 | 5.0 | 4.9 | 0.0 | . | 62.8 | 7.9 | 25.1 | 3.4 | |
zones supérieures | 49.0 | 10.8 | 93.7 | 4.3 | 85.7 | 9.4 | 95.0 | 4.9 | 100.0 | 0.0 | 37.2 | 7.9 | 74.9 | 3.4 | |
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 | 23.4 | 6.8 | 13.1 | 12.2 | 0.0 | . | 4.3 | 4.2 | 24.9 | 15.3 | 19.2 | 3.5 | |
zones supérieures | 57.7 | 9.7 | 76.6 | 6.8 | 86.9 | 12.2 | 100.0 | 0.0 | 95.7 | 4.2 | 75.1 | 15.3 | 80.8 | 3.5 | |
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 | 83.7 | 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. 1207101. Birmensdorf, Swiss Federal Research Institute WSL