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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 | |||||||||
altitude (par classes de 400 m) | déclivité (classes de 20%) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
21-40% | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
41-60% | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
61-80% | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
81-100% | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
>100% | 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 | . | |
>1800 m | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.6 | 0.3 | 0.1 | 0.1 | 0.1 | 0.0 | |
21-40% | 0.0 | . | 0.4 | 0.2 | 0.0 | . | 3.8 | 0.8 | 5.9 | 0.9 | 1.9 | 0.5 | 1.4 | 0.2 | |
41-60% | 0.0 | . | 0.7 | 0.3 | 0.0 | . | 6.7 | 1.0 | 9.6 | 1.1 | 3.4 | 0.6 | 2.4 | 0.2 | |
61-80% | 0.0 | . | 0.5 | 0.2 | 0.2 | 0.2 | 8.6 | 1.2 | 7.8 | 1.0 | 2.0 | 0.5 | 2.2 | 0.2 | |
81-100% | 0.0 | . | 0.5 | 0.2 | 0.3 | 0.2 | 3.3 | 0.7 | 2.2 | 0.5 | 1.7 | 0.5 | 0.9 | 0.1 | |
>100% | 0.0 | . | 0.1 | 0.1 | 0.1 | 0.1 | 1.2 | 0.5 | 0.8 | 0.3 | 1.2 | 0.4 | 0.4 | 0.1 | |
total | 0.0 | . | 2.2 | 0.5 | 0.6 | 0.3 | 23.8 | 1.8 | 26.9 | 1.6 | 10.2 | 1.0 | 7.4 | 0.3 | |
1401-1800 m | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 0.5 | 0.1 | 1.5 | 0.4 | 0.9 | 0.4 | 0.5 | 0.3 | 2.3 | 0.6 | 0.4 | 0.2 | 0.9 | 0.1 | |
21-40% | 0.6 | 0.2 | 5.4 | 0.7 | 3.3 | 0.7 | 3.8 | 0.8 | 7.4 | 1.0 | 2.9 | 0.6 | 3.2 | 0.2 | |
41-60% | 0.2 | 0.1 | 8.2 | 0.9 | 5.0 | 0.8 | 13.8 | 1.4 | 15.8 | 1.3 | 6.6 | 0.9 | 6.2 | 0.3 | |
61-80% | 0.0 | 0.0 | 8.1 | 0.8 | 4.5 | 0.8 | 12.0 | 1.3 | 11.5 | 1.2 | 7.1 | 0.9 | 5.4 | 0.3 | |
81-100% | 0.0 | . | 2.5 | 0.5 | 1.6 | 0.5 | 3.9 | 0.8 | 3.3 | 0.7 | 5.4 | 0.8 | 2.1 | 0.2 | |
>100% | 0.0 | . | 1.3 | 0.3 | 0.2 | 0.2 | 1.7 | 0.5 | 1.4 | 0.4 | 2.6 | 0.6 | 0.9 | 0.1 | |
total | 1.4 | 0.3 | 26.9 | 1.4 | 15.6 | 1.4 | 35.7 | 2.0 | 41.7 | 1.8 | 25.1 | 1.5 | 18.8 | 0.5 | |
1001-1400 m | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 6.4 | 0.5 | 3.3 | 0.6 | 3.2 | 0.7 | 0.0 | . | 1.2 | 0.4 | 0.4 | 0.2 | 3.4 | 0.2 | |
21-40% | 5.0 | 0.4 | 10.3 | 0.9 | 10.1 | 1.2 | 2.1 | 0.6 | 3.5 | 0.7 | 2.5 | 0.6 | 5.7 | 0.3 | |
41-60% | 3.1 | 0.4 | 10.5 | 0.9 | 11.7 | 1.2 | 8.6 | 1.2 | 6.2 | 0.9 | 7.3 | 0.9 | 6.8 | 0.3 | |
61-80% | 0.9 | 0.2 | 9.4 | 0.9 | 9.5 | 1.1 | 8.4 | 1.2 | 5.3 | 0.8 | 10.1 | 1.1 | 5.8 | 0.3 | |
81-100% | 0.2 | 0.1 | 3.5 | 0.6 | 3.9 | 0.7 | 3.2 | 0.7 | 2.8 | 0.6 | 4.8 | 0.8 | 2.4 | 0.2 | |
>100% | 0.0 | . | 1.1 | 0.3 | 2.1 | 0.6 | 1.6 | 0.5 | 1.2 | 0.4 | 3.8 | 0.7 | 1.2 | 0.1 | |
total | 15.5 | 0.6 | 38.1 | 1.5 | 40.5 | 1.9 | 23.9 | 1.8 | 20.3 | 1.5 | 28.9 | 1.5 | 25.4 | 0.5 | |
601-1000 m | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 15.4 | 0.8 | 4.9 | 0.7 | 3.8 | 0.8 | 0.9 | 0.4 | 1.5 | 0.4 | 0.5 | 0.3 | 7.2 | 0.3 | |
21-40% | 13.3 | 0.7 | 9.7 | 0.9 | 10.5 | 1.2 | 1.2 | 0.5 | 1.5 | 0.5 | 2.9 | 0.6 | 8.4 | 0.4 | |
41-60% | 7.9 | 0.6 | 8.7 | 0.9 | 11.0 | 1.2 | 3.3 | 0.7 | 4.5 | 0.8 | 6.5 | 0.9 | 7.3 | 0.3 | |
61-80% | 3.3 | 0.4 | 5.4 | 0.7 | 7.7 | 1.0 | 5.0 | 0.9 | 1.9 | 0.5 | 6.3 | 0.9 | 4.5 | 0.3 | |
81-100% | 0.9 | 0.2 | 1.3 | 0.4 | 3.4 | 0.7 | 3.2 | 0.7 | 1.1 | 0.4 | 3.6 | 0.7 | 1.8 | 0.2 | |
>100% | 0.2 | 0.1 | 0.6 | 0.2 | 1.3 | 0.4 | 0.2 | 0.2 | 0.1 | 0.1 | 2.4 | 0.6 | 0.7 | 0.1 | |
total | 41.0 | 1.0 | 30.5 | 1.3 | 37.7 | 1.8 | 13.7 | 1.4 | 10.6 | 1.1 | 22.1 | 1.4 | 29.9 | 0.5 | |
=600 m | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 25.7 | 0.9 | 1.1 | 0.3 | 2.0 | 0.6 | 1.0 | 0.4 | 0.4 | 0.2 | 1.9 | 0.5 | 10.1 | 0.3 | |
21-40% | 10.9 | 0.7 | 0.5 | 0.2 | 1.1 | 0.4 | 0.7 | 0.3 | 0.0 | . | 2.7 | 0.6 | 4.6 | 0.3 | |
41-60% | 4.6 | 0.4 | 0.3 | 0.2 | 0.9 | 0.4 | 0.5 | 0.3 | 0.1 | 0.1 | 2.8 | 0.6 | 2.3 | 0.2 | |
61-80% | 1.0 | 0.2 | 0.1 | 0.1 | 0.9 | 0.4 | 0.3 | 0.2 | 0.0 | . | 3.6 | 0.7 | 1.0 | 0.1 | |
81-100% | 0.0 | 0.0 | 0.1 | 0.1 | 0.3 | 0.2 | 0.3 | 0.2 | 0.0 | . | 2.1 | 0.5 | 0.4 | 0.1 | |
>100% | 0.0 | . | 0.1 | 0.1 | 0.3 | 0.2 | 0.0 | . | 0.0 | . | 0.5 | 0.3 | 0.1 | 0.0 | |
total | 42.2 | 1.0 | 2.2 | 0.5 | 5.6 | 0.9 | 2.9 | 0.7 | 0.5 | 0.3 | 13.7 | 1.2 | 18.5 | 0.4 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
=20% | 47.9 | 1.0 | 10.8 | 1.0 | 9.9 | 1.2 | 2.6 | 0.7 | 6.0 | 0.9 | 3.3 | 0.6 | 21.8 | 0.5 | |
21-40% | 29.8 | 1.0 | 26.3 | 1.4 | 25.1 | 1.7 | 11.5 | 1.3 | 18.4 | 1.4 | 12.9 | 1.2 | 23.3 | 0.5 | |
41-60% | 15.8 | 0.8 | 28.4 | 1.4 | 28.6 | 1.8 | 32.8 | 1.9 | 36.2 | 1.8 | 26.7 | 1.6 | 25.0 | 0.6 | |
61-80% | 5.2 | 0.5 | 23.5 | 1.3 | 22.9 | 1.6 | 34.3 | 2.0 | 26.5 | 1.6 | 29.1 | 1.6 | 18.9 | 0.5 | |
81-100% | 1.1 | 0.2 | 7.8 | 0.8 | 9.5 | 1.1 | 14.1 | 1.4 | 9.4 | 1.1 | 17.6 | 1.4 | 7.7 | 0.3 | |
>100% | 0.2 | 0.1 | 3.2 | 0.5 | 4.0 | 0.8 | 4.7 | 0.9 | 3.5 | 0.7 | 10.5 | 1.1 | 3.3 | 0.2 | |
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. 1315901. Birmensdorf, Swiss Federal Research Institute WSL