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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 | |||||||||
groupe d'essences dominantes | âge du peuplement (classes de 40 ans) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.6 | 0.4 | 1.5 | 0.7 | 1.5 | 0.7 | 0.3 | 0.3 | 0.5 | 0.4 | 0.5 | 0.1 | |
1-40 ans | 2.4 | 0.4 | 1.7 | 0.6 | 2.6 | 0.9 | 1.5 | 0.7 | 0.9 | 0.5 | 0.6 | 0.4 | 1.8 | 0.2 | |
41-80 ans | 0.1 | 0.1 | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.1 | 0.1 | |
81-120 ans | 0.1 | 0.1 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | 0.0 | |
121-160 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
>160 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
peuplements inéquiens | 0.1 | 0.1 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | 0.0 | |
total | 2.7 | 0.5 | 2.5 | 0.7 | 4.2 | 1.1 | 2.9 | 1.0 | 1.2 | 0.6 | 1.4 | 0.6 | 2.5 | 0.3 | |
résineux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.2 | 0.1 | 1.4 | 0.5 | 0.4 | 0.4 | 1.1 | 0.6 | 2.7 | 0.9 | 0.6 | 0.4 | 0.8 | 0.2 | |
1-40 ans | 10.8 | 0.9 | 9.1 | 1.3 | 8.8 | 1.6 | 6.3 | 1.5 | 7.7 | 1.4 | 1.8 | 0.7 | 8.4 | 0.5 | |
41-80 ans | 7.2 | 0.7 | 8.2 | 1.2 | 6.3 | 1.3 | 8.8 | 1.7 | 8.9 | 1.6 | 5.2 | 1.2 | 7.4 | 0.5 | |
81-120 ans | 11.5 | 0.9 | 12.1 | 1.4 | 16.2 | 2.0 | 7.9 | 1.7 | 12.7 | 1.8 | 4.4 | 1.1 | 11.1 | 0.6 | |
121-160 ans | 8.3 | 0.8 | 9.9 | 1.3 | 12.8 | 1.8 | 11.0 | 1.9 | 16.9 | 2.0 | 5.7 | 1.3 | 10.0 | 0.5 | |
>160 ans | 1.5 | 0.4 | 7.4 | 1.1 | 6.3 | 1.3 | 13.3 | 2.1 | 16.2 | 2.0 | 6.8 | 1.4 | 6.4 | 0.4 | |
peuplements inéquiens | 10.0 | 0.9 | 25.3 | 1.9 | 12.4 | 1.8 | 32.8 | 2.9 | 23.9 | 2.3 | 14.4 | 1.9 | 17.2 | 0.7 | |
total | 49.5 | 1.4 | 73.3 | 1.9 | 63.1 | 2.6 | 81.2 | 2.3 | 88.9 | 1.7 | 38.9 | 2.4 | 61.4 | 0.8 | |
feuillus | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.7 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.4 | 0.1 | |
1-40 ans | 10.5 | 0.9 | 4.9 | 1.0 | 7.7 | 1.5 | 4.5 | 1.3 | 2.9 | 0.9 | 8.9 | 1.5 | 7.6 | 0.5 | |
41-80 ans | 10.1 | 0.9 | 4.1 | 0.9 | 6.7 | 1.4 | 5.2 | 1.3 | 1.8 | 0.7 | 26.6 | 2.4 | 9.1 | 0.5 | |
81-120 ans | 15.5 | 1.0 | 4.8 | 0.9 | 9.0 | 1.5 | 1.1 | 0.6 | 0.8 | 0.5 | 3.8 | 1.1 | 8.5 | 0.5 | |
121-160 ans | 3.6 | 0.5 | 2.6 | 0.7 | 2.0 | 0.8 | 0.3 | 0.3 | 1.1 | 0.5 | 1.0 | 0.6 | 2.4 | 0.3 | |
>160 ans | 0.4 | 0.2 | 0.2 | 0.2 | 0.9 | 0.5 | 0.0 | . | 0.0 | . | 1.2 | 0.6 | 0.4 | 0.1 | |
peuplements inéquiens | 7.1 | 0.7 | 7.4 | 1.1 | 6.1 | 1.3 | 4.8 | 1.3 | 3.0 | 0.9 | 18.3 | 2.1 | 7.7 | 0.5 | |
total | 47.8 | 1.4 | 24.2 | 1.9 | 32.7 | 2.6 | 15.9 | 2.2 | 9.9 | 1.6 | 59.7 | 2.5 | 36.1 | 0.8 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.8 | 0.3 | 2.2 | 0.7 | 2.2 | 0.8 | 2.6 | 1.0 | 3.3 | 1.0 | 1.1 | 0.6 | 1.7 | 0.2 | |
1-40 ans | 23.6 | 1.0 | 15.7 | 1.6 | 19.1 | 2.2 | 12.2 | 2.0 | 11.5 | 1.7 | 11.2 | 1.7 | 17.9 | 0.6 | |
41-80 ans | 17.4 | 1.1 | 12.5 | 1.4 | 13.0 | 1.8 | 14.0 | 2.1 | 10.7 | 1.7 | 32.0 | 2.5 | 16.7 | 0.7 | |
81-120 ans | 27.1 | 1.2 | 16.9 | 1.6 | 25.2 | 2.3 | 9.0 | 1.8 | 13.5 | 1.9 | 8.2 | 1.5 | 19.7 | 0.7 | |
121-160 ans | 11.8 | 0.9 | 12.6 | 1.4 | 14.8 | 1.9 | 11.3 | 1.9 | 18.0 | 2.1 | 6.7 | 1.4 | 12.4 | 0.6 | |
>160 ans | 1.9 | 0.4 | 7.5 | 1.1 | 7.2 | 1.4 | 13.3 | 2.1 | 16.2 | 2.0 | 8.0 | 1.5 | 6.9 | 0.5 | |
peuplements inéquiens | 17.3 | 1.1 | 32.7 | 2.0 | 18.5 | 2.1 | 37.6 | 2.9 | 26.9 | 2.4 | 32.7 | 2.6 | 24.9 | 0.8 | |
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. 1322256. Birmensdorf, Swiss Federal Research Institute WSL