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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 | |||||||||
date de la dernière intervention (classes de 10 ans) | 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 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
zones supérieures | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
il y a =10 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 55.6 | 1.4 | 17.9 | 1.6 | 16.2 | 2.0 | 4.9 | 1.3 | 1.8 | 0.7 | 5.3 | 1.2 | 28.0 | 0.7 | |
zones supérieures | 9.3 | 0.8 | 19.9 | 1.7 | 25.8 | 2.4 | 19.2 | 2.4 | 26.5 | 2.4 | 5.9 | 1.3 | 15.5 | 0.6 | |
total | 64.9 | 1.4 | 37.8 | 2.1 | 42.0 | 2.7 | 24.1 | 2.6 | 28.3 | 2.5 | 11.2 | 1.7 | 43.5 | 0.8 | |
il y a 11-20 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 16.1 | 1.1 | 7.0 | 1.1 | 5.7 | 1.3 | 2.5 | 0.9 | 2.3 | 0.8 | 3.7 | 1.0 | 9.1 | 0.5 | |
zones supérieures | 2.2 | 0.4 | 17.0 | 1.6 | 14.1 | 1.9 | 11.8 | 2.0 | 10.3 | 1.7 | 1.7 | 0.7 | 7.9 | 0.5 | |
total | 18.3 | 1.1 | 24.1 | 1.9 | 19.8 | 2.2 | 14.4 | 2.1 | 12.7 | 1.8 | 5.4 | 1.2 | 17.0 | 0.7 | |
il y a 21-30 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 4.7 | 0.6 | 3.2 | 0.8 | 3.9 | 1.1 | 0.4 | 0.4 | 0.0 | . | 4.3 | 1.1 | 3.4 | 0.3 | |
zones supérieures | 2.4 | 0.4 | 8.3 | 1.2 | 9.4 | 1.6 | 11.8 | 2.0 | 15.3 | 2.0 | 2.9 | 0.9 | 6.6 | 0.4 | |
total | 7.1 | 0.7 | 11.5 | 1.4 | 13.3 | 1.9 | 12.2 | 2.0 | 15.3 | 2.0 | 7.3 | 1.4 | 10.0 | 0.5 | |
il y a 31-40 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 2.6 | 0.5 | 2.0 | 0.6 | 1.5 | 0.7 | 1.1 | 0.6 | 0.9 | 0.5 | 3.0 | 0.9 | 2.1 | 0.3 | |
zones supérieures | 1.0 | 0.3 | 5.5 | 1.0 | 3.5 | 1.0 | 4.6 | 1.3 | 9.1 | 1.6 | 2.9 | 0.9 | 3.5 | 0.3 | |
total | 3.6 | 0.5 | 7.5 | 1.1 | 5.1 | 1.2 | 5.7 | 1.4 | 10.0 | 1.6 | 5.9 | 1.3 | 5.6 | 0.4 | |
il y a 41-50 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 0.9 | 0.3 | 1.1 | 0.4 | 2.0 | 0.7 | 0.3 | 0.3 | 0.6 | 0.4 | 3.0 | 0.9 | 1.2 | 0.2 | |
zones supérieures | 0.8 | 0.3 | 3.8 | 0.8 | 2.1 | 0.8 | 3.4 | 1.1 | 6.6 | 1.4 | 1.8 | 0.7 | 2.5 | 0.3 | |
total | 1.7 | 0.4 | 4.9 | 1.0 | 4.1 | 1.1 | 3.7 | 1.2 | 7.1 | 1.4 | 4.8 | 1.2 | 3.7 | 0.3 | |
il y a 51-100 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 3.5 | 0.5 | 1.9 | 0.6 | 2.7 | 0.9 | 3.6 | 1.1 | 0.3 | 0.3 | 32.2 | 2.5 | 6.1 | 0.4 | |
zones supérieures | 0.4 | 0.2 | 7.9 | 1.2 | 8.2 | 1.5 | 21.8 | 2.5 | 14.6 | 1.9 | 12.1 | 1.8 | 7.5 | 0.5 | |
total | 3.9 | 0.6 | 9.8 | 1.3 | 11.0 | 1.7 | 25.5 | 2.7 | 14.9 | 1.9 | 44.3 | 2.7 | 13.6 | 0.6 | |
il y a >100 ans ou jamais aucune intervention | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 0.3 | 0.2 | 0.4 | 0.2 | 0.0 | . | 2.2 | 0.9 | 0.0 | . | 10.8 | 1.7 | 1.6 | 0.2 | |
zones supérieures | 0.3 | 0.2 | 4.1 | 0.9 | 4.9 | 1.2 | 12.2 | 2.0 | 11.8 | 1.8 | 10.3 | 1.6 | 5.0 | 0.4 | |
total | 0.6 | 0.2 | 4.5 | 0.9 | 4.9 | 1.2 | 14.4 | 2.1 | 11.8 | 1.8 | 21.1 | 2.2 | 6.7 | 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. 1412523. Birmensdorf, Swiss Federal Research Institute WSL