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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 mélange (terrestre) | degré de fermeture | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 2.1 | 0.3 | 4.8 | 0.7 | 3.4 | 0.7 | 1.6 | 0.5 | 2.7 | 0.6 | 0.8 | 0.3 | 2.6 | 0.2 |
comprimé | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
normal | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
lâche | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
aéré | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
clairièré | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
en collectifs serrés | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
en collectifs normaux | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
fermeture étagée | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 2.1 | 0.3 | 4.8 | 0.7 | 3.4 | 0.7 | 1.6 | 0.5 | 2.7 | 0.6 | 0.8 | 0.3 | 2.6 | 0.2 | |
forêt résineuse pure | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
comprimé | 5.1 | 0.5 | 7.1 | 0.8 | 6.6 | 1.0 | 6.5 | 1.0 | 6.6 | 0.9 | 2.3 | 0.5 | 5.6 | 0.3 | |
normal | 8.9 | 0.6 | 10.5 | 1.0 | 6.0 | 0.9 | 11.1 | 1.3 | 11.1 | 1.1 | 4.4 | 0.7 | 8.8 | 0.4 | |
lâche | 3.0 | 0.4 | 6.4 | 0.8 | 5.5 | 0.9 | 9.1 | 1.2 | 9.6 | 1.1 | 3.5 | 0.7 | 5.4 | 0.3 | |
aéré | 4.0 | 0.4 | 7.5 | 0.8 | 9.0 | 1.1 | 11.6 | 1.3 | 16.3 | 1.4 | 5.7 | 0.8 | 7.7 | 0.3 | |
clairièré | 1.8 | 0.3 | 5.4 | 0.7 | 5.3 | 0.9 | 11.3 | 1.3 | 13.2 | 1.3 | 7.7 | 0.9 | 5.9 | 0.3 | |
en collectifs serrés | 0.6 | 0.2 | 6.3 | 0.8 | 3.5 | 0.7 | 8.8 | 1.2 | 8.5 | 1.0 | 3.4 | 0.6 | 4.1 | 0.3 | |
en collectifs normaux | 0.5 | 0.2 | 3.8 | 0.6 | 1.8 | 0.5 | 8.3 | 1.1 | 7.1 | 0.9 | 4.3 | 0.7 | 3.3 | 0.2 | |
fermeture étagée | 0.4 | 0.1 | 4.0 | 0.6 | 1.5 | 0.5 | 3.4 | 0.8 | 7.8 | 1.0 | 2.4 | 0.6 | 2.6 | 0.2 | |
total | 24.3 | 0.9 | 51.2 | 1.6 | 39.2 | 1.9 | 70.0 | 1.9 | 80.4 | 1.5 | 33.7 | 1.6 | 43.3 | 0.6 | |
forêt résineuse mélangée | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
comprimé | 5.2 | 0.5 | 3.3 | 0.6 | 6.6 | 1.0 | 1.5 | 0.5 | 0.7 | 0.3 | 1.3 | 0.4 | 3.6 | 0.2 | |
normal | 8.6 | 0.6 | 7.2 | 0.8 | 6.5 | 1.0 | 2.2 | 0.6 | 1.1 | 0.4 | 1.7 | 0.5 | 5.7 | 0.3 | |
lâche | 4.6 | 0.5 | 3.1 | 0.6 | 3.2 | 0.7 | 0.7 | 0.3 | 0.7 | 0.3 | 0.7 | 0.3 | 2.8 | 0.2 | |
aéré | 3.8 | 0.4 | 2.7 | 0.5 | 4.5 | 0.8 | 1.7 | 0.5 | 0.8 | 0.3 | 0.8 | 0.3 | 2.7 | 0.2 | |
clairièré | 1.1 | 0.2 | 1.4 | 0.4 | 1.2 | 0.4 | 0.8 | 0.4 | 1.2 | 0.4 | 0.6 | 0.3 | 1.1 | 0.1 | |
en collectifs serrés | 0.4 | 0.1 | 1.1 | 0.3 | 0.8 | 0.3 | 0.5 | 0.3 | 0.4 | 0.2 | 0.4 | 0.2 | 0.6 | 0.1 | |
en collectifs normaux | 0.2 | 0.1 | 1.1 | 0.3 | 1.2 | 0.4 | 1.2 | 0.5 | 0.4 | 0.2 | 0.1 | 0.1 | 0.6 | 0.1 | |
fermeture étagée | 0.7 | 0.2 | 1.3 | 0.4 | 0.2 | 0.2 | 0.7 | 0.3 | 0.5 | 0.3 | 0.9 | 0.3 | 0.7 | 0.1 | |
total | 24.6 | 0.9 | 21.2 | 1.3 | 24.2 | 1.7 | 9.4 | 1.2 | 5.9 | 0.9 | 6.4 | 0.9 | 17.8 | 0.5 | |
forêt feuillue mélangée | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
comprimé | 5.7 | 0.5 | 3.3 | 0.6 | 3.5 | 0.7 | 1.4 | 0.5 | 1.3 | 0.4 | 1.4 | 0.4 | 3.5 | 0.2 | |
normal | 7.4 | 0.6 | 3.2 | 0.6 | 4.2 | 0.8 | 1.9 | 0.6 | 0.1 | 0.1 | 1.5 | 0.4 | 4.1 | 0.3 | |
lâche | 3.0 | 0.4 | 0.9 | 0.3 | 1.8 | 0.5 | 0.4 | 0.2 | 0.3 | 0.2 | 1.0 | 0.4 | 1.7 | 0.2 | |
aéré | 2.1 | 0.3 | 1.7 | 0.4 | 2.4 | 0.6 | 0.4 | 0.3 | 0.3 | 0.2 | 0.8 | 0.3 | 1.5 | 0.2 | |
clairièré | 0.7 | 0.2 | 0.9 | 0.3 | 1.1 | 0.4 | 0.5 | 0.3 | 0.7 | 0.3 | 0.6 | 0.3 | 0.7 | 0.1 | |
en collectifs serrés | 0.1 | 0.1 | 0.4 | 0.2 | 0.6 | 0.3 | 0.9 | 0.4 | 0.4 | 0.2 | 0.8 | 0.3 | 0.4 | 0.1 | |
en collectifs normaux | 0.1 | 0.1 | 0.1 | 0.1 | 0.5 | 0.3 | 0.7 | 0.4 | 0.0 | . | 0.2 | 0.2 | 0.2 | 0.1 | |
fermeture étagée | 0.2 | 0.1 | 0.3 | 0.2 | 0.5 | 0.3 | 0.3 | 0.2 | 0.1 | 0.1 | 0.5 | 0.3 | 0.3 | 0.1 | |
total | 19.3 | 0.8 | 10.9 | 1.0 | 14.5 | 1.4 | 6.4 | 1.0 | 3.3 | 0.7 | 6.9 | 0.9 | 12.5 | 0.4 | |
forêt feuillue pure | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
comprimé | 11.7 | 0.7 | 4.7 | 0.7 | 7.6 | 1.0 | 3.8 | 0.8 | 3.0 | 0.6 | 18.1 | 1.4 | 9.0 | 0.4 | |
normal | 8.9 | 0.6 | 3.5 | 0.6 | 3.7 | 0.7 | 2.2 | 0.6 | 1.8 | 0.5 | 12.2 | 1.2 | 6.3 | 0.3 | |
lâche | 3.7 | 0.4 | 0.7 | 0.3 | 2.8 | 0.6 | 0.9 | 0.4 | 0.1 | 0.1 | 7.9 | 1.0 | 2.9 | 0.2 | |
aéré | 2.5 | 0.3 | 1.3 | 0.4 | 2.5 | 0.6 | 1.4 | 0.5 | 1.4 | 0.4 | 4.4 | 0.7 | 2.3 | 0.2 | |
clairièré | 2.1 | 0.3 | 0.7 | 0.3 | 1.4 | 0.5 | 1.2 | 0.5 | 0.6 | 0.3 | 3.5 | 0.7 | 1.7 | 0.2 | |
en collectifs serrés | 0.4 | 0.1 | 0.6 | 0.2 | 0.8 | 0.3 | 2.1 | 0.6 | 0.8 | 0.3 | 4.0 | 0.7 | 1.2 | 0.1 | |
en collectifs normaux | 0.1 | 0.1 | 0.4 | 0.2 | 0.0 | . | 0.9 | 0.4 | 0.1 | 0.1 | 0.9 | 0.3 | 0.3 | 0.1 | |
fermeture étagée | 0.2 | 0.1 | 0.1 | 0.1 | 0.0 | . | 0.2 | 0.2 | 0.1 | 0.1 | 1.2 | 0.4 | 0.3 | 0.1 | |
total | 29.6 | 1.0 | 12.0 | 1.0 | 18.7 | 1.5 | 12.6 | 1.4 | 7.9 | 1.0 | 52.3 | 1.7 | 23.9 | 0.5 | |
total | pas d'indication | 2.1 | 0.3 | 4.8 | 0.7 | 3.4 | 0.7 | 1.6 | 0.5 | 2.7 | 0.6 | 0.8 | 0.3 | 2.6 | 0.2 |
comprimé | 27.7 | 1.0 | 18.3 | 1.2 | 24.2 | 1.7 | 13.2 | 1.4 | 11.6 | 1.2 | 23.0 | 1.5 | 21.7 | 0.5 | |
normal | 33.9 | 1.0 | 24.4 | 1.3 | 20.4 | 1.6 | 17.4 | 1.6 | 14.1 | 1.3 | 19.8 | 1.4 | 24.8 | 0.5 | |
lâche | 14.3 | 0.8 | 11.2 | 1.0 | 13.3 | 1.3 | 11.0 | 1.3 | 10.7 | 1.1 | 13.1 | 1.2 | 12.7 | 0.4 | |
aéré | 12.5 | 0.7 | 13.2 | 1.1 | 18.4 | 1.5 | 15.0 | 1.5 | 18.8 | 1.4 | 11.7 | 1.2 | 14.2 | 0.5 | |
clairièré | 5.7 | 0.5 | 8.5 | 0.9 | 9.0 | 1.1 | 13.9 | 1.4 | 15.7 | 1.3 | 12.5 | 1.1 | 9.5 | 0.4 | |
en collectifs serrés | 1.4 | 0.3 | 8.4 | 0.9 | 5.7 | 0.9 | 12.2 | 1.4 | 10.2 | 1.1 | 8.5 | 1.0 | 6.2 | 0.3 | |
en collectifs normaux | 1.0 | 0.2 | 5.4 | 0.7 | 3.5 | 0.7 | 11.1 | 1.3 | 7.7 | 1.0 | 5.5 | 0.8 | 4.4 | 0.3 | |
fermeture étagée | 1.4 | 0.3 | 5.7 | 0.7 | 2.1 | 0.6 | 4.6 | 0.9 | 8.6 | 1.0 | 5.0 | 0.8 | 3.9 | 0.3 | |
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. 1338706. Birmensdorf, Swiss Federal Research Institute WSL