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région économique | |||||||||||||||||||||||||||||||
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Ouest du Jura | Est du Jura | Ouest du Plateau | Centre du Plateau | Est du Plateau | Ouest des Préalpes | Centre des Préalpes | Est des Préalpes | Nord-ouest des Alpes | Centre des Alpes | Nord-est des Alpes | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||||||||||
forêt de protection contre des chutes de pierres ou de blocs (2022) | nombre de tiges/ha (DHP ≥36 cm; vifs sur pied; par classes) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
101-200 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 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 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
à l'intérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 0.7 | 0.4 | 0.8 | 0.8 | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 1.2 | 0.7 | 0.0 | . | 3.9 | 1.6 | 4.8 | 2.7 | 3.7 | 2.1 | 5.6 | 1.4 | 1.2 | 0.6 | 7.9 | 1.5 | 2.2 | 0.3 | |
101-200 tiges/ha | 0.7 | 0.4 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 0.5 | 1.6 | 0.9 | 3.8 | 1.5 | 6.1 | 3.0 | 5.0 | 2.5 | 2.2 | 0.9 | 1.2 | 0.6 | 1.6 | 0.7 | 1.2 | 0.2 | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.7 | 0.7 | 3.0 | 2.1 | 1.1 | 1.1 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 0.1 | |
301-400 tiges/ha | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 0.6 | 1.6 | 1.6 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 1.7 | 0.6 | 0.8 | 0.8 | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 2.0 | 0.9 | 1.6 | 0.9 | 9.0 | 2.3 | 15.5 | 4.5 | 9.9 | 3.3 | 7.8 | 1.6 | 2.4 | 0.8 | 9.5 | 1.6 | 3.7 | 0.3 | |
à l'extérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 51.8 | 2.3 | 56.4 | 4.4 | 48.5 | 4.6 | 52.3 | 3.2 | 57.3 | 2.6 | 56.8 | 4.7 | 56.1 | 3.0 | 42.7 | 3.5 | 53.8 | 4.0 | 45.4 | 6.2 | 45.6 | 5.5 | 58.1 | 2.9 | 56.0 | 2.6 | 63.2 | 2.5 | 54.6 | 0.8 | |
101-200 tiges/ha | 38.8 | 2.3 | 33.6 | 4.2 | 35.2 | 4.4 | 31.8 | 3.1 | 33.7 | 2.6 | 26.7 | 4.2 | 27.1 | 2.7 | 31.1 | 3.3 | 25.1 | 3.5 | 26.6 | 5.5 | 30.4 | 5.2 | 26.7 | 2.7 | 31.6 | 2.5 | 21.6 | 2.2 | 30.4 | 0.8 | |
201-300 tiges/ha | 6.8 | 1.2 | 8.4 | 2.5 | 14.5 | 3.2 | 14.0 | 2.3 | 8.0 | 1.5 | 13.9 | 3.2 | 13.3 | 2.1 | 22.0 | 2.9 | 9.7 | 2.4 | 9.4 | 3.7 | 10.7 | 3.4 | 6.3 | 1.4 | 8.2 | 1.5 | 4.8 | 1.2 | 9.8 | 0.5 | |
301-400 tiges/ha | 1.0 | 0.5 | 0.0 | . | 1.7 | 1.2 | 0.9 | 0.6 | 0.9 | 0.5 | 2.5 | 1.4 | 1.2 | 0.7 | 1.6 | 0.9 | 1.2 | 0.8 | 3.0 | 2.1 | 2.3 | 1.6 | 0.8 | 0.5 | 1.5 | 0.7 | 0.6 | 0.4 | 1.2 | 0.2 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.5 | 0.5 | 1.3 | 0.9 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.2 | 0.1 | |
501-600 tiges/ha | 0.0 | . | 0.8 | 0.8 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.1 | 0.0 | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.1 | 1.1 | 0.4 | 0.4 | 0.3 | 0.3 | 0.0 | . | 0.1 | 0.1 | |
total | 98.3 | 0.6 | 99.2 | 0.8 | 100.0 | 0.0 | 99.5 | 0.5 | 100.0 | 0.0 | 100.0 | 0.0 | 98.0 | 0.9 | 98.4 | 0.9 | 91.0 | 2.3 | 84.5 | 4.5 | 90.1 | 3.3 | 92.2 | 1.6 | 97.6 | 0.8 | 90.5 | 1.6 | 96.3 | 0.3 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 52.5 | 2.3 | 57.2 | 4.4 | 48.5 | 4.6 | 52.9 | 3.2 | 57.3 | 2.6 | 56.8 | 4.7 | 57.2 | 3.0 | 42.7 | 3.5 | 57.7 | 3.9 | 50.2 | 6.2 | 49.3 | 5.6 | 63.7 | 2.8 | 57.2 | 2.6 | 71.2 | 2.3 | 56.8 | 0.8 | |
101-200 tiges/ha | 39.5 | 2.3 | 33.6 | 4.2 | 35.2 | 4.4 | 31.8 | 3.1 | 33.7 | 2.6 | 26.7 | 4.2 | 27.5 | 2.7 | 32.7 | 3.4 | 29.0 | 3.6 | 32.7 | 5.8 | 35.4 | 5.4 | 28.9 | 2.7 | 32.8 | 2.5 | 23.1 | 2.2 | 31.6 | 0.8 | |
201-300 tiges/ha | 6.8 | 1.2 | 8.4 | 2.5 | 14.5 | 3.2 | 14.0 | 2.3 | 8.0 | 1.5 | 13.9 | 3.2 | 13.6 | 2.1 | 22.0 | 2.9 | 10.4 | 2.4 | 12.4 | 4.1 | 11.8 | 3.5 | 6.3 | 1.4 | 8.2 | 1.5 | 4.8 | 1.2 | 10.0 | 0.5 | |
301-400 tiges/ha | 1.2 | 0.5 | 0.0 | . | 1.7 | 1.2 | 0.9 | 0.6 | 0.9 | 0.5 | 2.5 | 1.4 | 1.2 | 0.7 | 1.6 | 0.9 | 1.7 | 1.0 | 4.6 | 2.6 | 2.3 | 1.6 | 0.8 | 0.5 | 1.5 | 0.7 | 0.6 | 0.4 | 1.2 | 0.2 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.5 | 0.5 | 1.3 | 0.9 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.2 | 0.1 | |
501-600 tiges/ha | 0.0 | . | 0.8 | 0.8 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.1 | 0.0 | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.1 | 1.1 | 0.4 | 0.4 | 0.3 | 0.3 | 0.0 | . | 0.1 | 0.1 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 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. 1249500. Birmensdorf, Swiss Federal Research Institute WSL