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région de production | |||||||||||||
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Jura | Plateau | Préalpes | Alpes | Sud des Alpes | Suisse | ||||||||
date de la dernière intervention (classes de 10 ans) | fertilité de la station | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 0.1 | 0.1 | 0.0 | . | 1.5 | 0.4 | 5.4 | 0.5 | 3.1 | 0.6 | 2.5 | 0.2 | |
moyenne | 0.2 | 0.1 | 0.0 | . | 0.9 | 0.3 | 6.2 | 0.5 | 13.2 | 1.1 | 4.1 | 0.2 | |
bonne | 0.2 | 0.1 | 0.4 | 0.2 | 0.9 | 0.3 | 2.1 | 0.3 | 4.3 | 0.7 | 1.6 | 0.2 | |
très bonne | 0.6 | 0.3 | 0.6 | 0.2 | 0.3 | 0.2 | 0.2 | 0.1 | 0.0 | . | 0.4 | 0.1 | |
total | 1.1 | 0.3 | 1.0 | 0.3 | 3.6 | 0.6 | 14.0 | 0.8 | 20.6 | 1.3 | 8.5 | 0.3 | |
il y a =10 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 5.2 | 0.7 | 1.3 | 0.3 | 4.6 | 0.6 | 4.3 | 0.5 | 0.2 | 0.2 | 3.4 | 0.2 | |
moyenne | 7.4 | 0.8 | 0.9 | 0.3 | 7.7 | 0.8 | 14.4 | 0.8 | 3.4 | 0.6 | 8.0 | 0.3 | |
bonne | 20.5 | 1.3 | 17.6 | 1.1 | 24.0 | 1.3 | 6.3 | 0.5 | 5.5 | 0.8 | 13.8 | 0.4 | |
très bonne | 20.2 | 1.3 | 48.9 | 1.5 | 6.4 | 0.7 | 1.0 | 0.2 | 0.2 | 0.2 | 13.9 | 0.4 | |
total | 53.3 | 1.6 | 68.8 | 1.4 | 42.7 | 1.5 | 26.1 | 1.0 | 9.3 | 1.0 | 39.1 | 0.6 | |
il y a 11-20 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 3.7 | 0.6 | 0.6 | 0.2 | 2.2 | 0.4 | 3.1 | 0.4 | 0.1 | 0.1 | 2.2 | 0.2 | |
moyenne | 3.5 | 0.6 | 0.5 | 0.2 | 6.0 | 0.7 | 10.5 | 0.7 | 3.6 | 0.6 | 5.7 | 0.3 | |
bonne | 10.4 | 1.0 | 6.4 | 0.7 | 14.5 | 1.1 | 3.1 | 0.4 | 5.4 | 0.8 | 7.3 | 0.3 | |
très bonne | 8.8 | 0.9 | 13.6 | 1.0 | 4.9 | 0.7 | 0.7 | 0.2 | 0.0 | . | 5.1 | 0.3 | |
total | 26.5 | 1.4 | 21.0 | 1.2 | 27.5 | 1.4 | 17.5 | 0.8 | 9.1 | 1.0 | 20.3 | 0.5 | |
il y a 21-30 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.7 | 0.4 | 0.3 | 0.2 | 1.2 | 0.3 | 2.3 | 0.3 | 0.5 | 0.2 | 1.4 | 0.1 | |
moyenne | 1.6 | 0.4 | 0.0 | . | 2.8 | 0.5 | 6.5 | 0.5 | 3.0 | 0.6 | 3.3 | 0.2 | |
bonne | 3.3 | 0.6 | 1.3 | 0.3 | 5.6 | 0.7 | 1.5 | 0.3 | 3.9 | 0.7 | 2.8 | 0.2 | |
très bonne | 3.0 | 0.5 | 2.8 | 0.5 | 1.3 | 0.3 | 0.4 | 0.1 | 0.1 | 0.1 | 1.4 | 0.1 | |
total | 9.6 | 0.9 | 4.5 | 0.6 | 10.9 | 0.9 | 10.6 | 0.7 | 7.6 | 0.9 | 8.9 | 0.4 | |
il y a 31-40 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.3 | 0.4 | 0.1 | 0.1 | 1.0 | 0.3 | 1.4 | 0.3 | 0.6 | 0.3 | 0.9 | 0.1 | |
moyenne | 0.4 | 0.2 | 0.1 | 0.1 | 0.8 | 0.3 | 6.1 | 0.5 | 3.4 | 0.6 | 2.7 | 0.2 | |
bonne | 1.7 | 0.4 | 0.5 | 0.2 | 2.0 | 0.4 | 0.8 | 0.2 | 4.3 | 0.7 | 1.6 | 0.2 | |
très bonne | 0.6 | 0.2 | 1.0 | 0.3 | 0.5 | 0.2 | 0.1 | 0.1 | 0.0 | . | 0.4 | 0.1 | |
total | 4.0 | 0.6 | 1.7 | 0.4 | 4.2 | 0.6 | 8.4 | 0.6 | 8.2 | 0.9 | 5.7 | 0.3 | |
il y a 41-50 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 0.4 | 0.2 | 0.3 | 0.1 | 1.3 | 0.3 | 1.7 | 0.3 | 0.2 | 0.2 | 0.9 | 0.1 | |
moyenne | 0.1 | 0.1 | 0.0 | . | 1.1 | 0.3 | 3.0 | 0.4 | 4.4 | 0.7 | 1.8 | 0.2 | |
bonne | 0.7 | 0.3 | 0.3 | 0.2 | 0.7 | 0.3 | 0.8 | 0.2 | 6.6 | 0.8 | 1.5 | 0.2 | |
très bonne | 0.4 | 0.2 | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.4 | 0.2 | 0.2 | 0.1 | |
total | 1.6 | 0.4 | 0.9 | 0.3 | 3.2 | 0.5 | 5.6 | 0.5 | 11.6 | 1.1 | 4.5 | 0.3 | |
il y a 51-100 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 0.3 | 0.2 | 0.0 | . | 0.3 | 0.1 | 1.0 | 0.2 | 0.5 | 0.2 | 0.5 | 0.1 | |
moyenne | 0.1 | 0.1 | 0.0 | . | 0.4 | 0.2 | 1.8 | 0.3 | 4.8 | 0.7 | 1.3 | 0.1 | |
bonne | 0.2 | 0.1 | 0.0 | . | 0.7 | 0.2 | 0.3 | 0.1 | 5.0 | 0.7 | 1.0 | 0.1 | |
très bonne | 0.2 | 0.1 | 0.2 | 0.1 | 0.0 | . | 0.0 | 0.0 | 0.0 | . | 0.1 | 0.0 | |
total | 0.8 | 0.3 | 0.2 | 0.1 | 1.4 | 0.3 | 3.2 | 0.4 | 10.2 | 1.0 | 2.9 | 0.2 | |
il y a >100 ans ou jamais aucune intervention | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 0.8 | 0.3 | 0.2 | 0.1 | 2.5 | 0.5 | 5.6 | 0.5 | 1.9 | 0.5 | 2.7 | 0.2 | |
moyenne | 1.0 | 0.3 | 0.1 | 0.1 | 1.8 | 0.4 | 7.5 | 0.6 | 12.8 | 1.1 | 4.8 | 0.3 | |
bonne | 1.0 | 0.3 | 0.6 | 0.2 | 2.1 | 0.4 | 1.4 | 0.3 | 8.5 | 1.0 | 2.3 | 0.2 | |
très bonne | 0.3 | 0.2 | 1.1 | 0.3 | 0.0 | . | 0.1 | 0.1 | 0.1 | 0.1 | 0.3 | 0.1 | |
total | 3.1 | 0.6 | 2.0 | 0.4 | 6.4 | 0.7 | 14.7 | 0.8 | 23.4 | 1.4 | 10.2 | 0.4 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 13.4 | 1.1 | 2.7 | 0.5 | 14.5 | 1.0 | 24.9 | 0.9 | 7.1 | 0.8 | 14.5 | 0.4 | |
moyenne | 14.5 | 1.1 | 1.6 | 0.3 | 21.5 | 1.2 | 56.0 | 1.1 | 48.5 | 1.6 | 31.8 | 0.5 | |
bonne | 38.0 | 1.5 | 27.2 | 1.3 | 50.6 | 1.5 | 16.3 | 0.8 | 43.5 | 1.6 | 31.9 | 0.6 | |
très bonne | 34.1 | 1.4 | 68.5 | 1.3 | 13.4 | 1.0 | 2.7 | 0.3 | 0.9 | 0.3 | 21.8 | 0.4 | |
total | 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. 1226216. Birmensdorf, Swiss Federal Research Institute WSL