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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 coulées de boue/glissements de terrain (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 | 4.3 | 1.0 | 1.7 | 1.2 | 1.0 | 1.0 | 1.4 | 0.8 | 1.0 | 0.6 | 5.1 | 2.2 | 2.0 | 0.9 | 4.0 | 1.5 | 8.4 | 2.2 | 4.5 | 2.6 | 6.6 | 2.9 | 16.7 | 2.3 | 6.6 | 1.3 | 13.3 | 1.9 | 6.0 | 0.4 | |
101-200 tiges/ha | 3.4 | 0.9 | 4.2 | 1.8 | 0.0 | . | 0.9 | 0.6 | 0.6 | 0.5 | 0.9 | 0.9 | 2.9 | 1.0 | 5.6 | 1.6 | 4.5 | 1.7 | 12.7 | 4.2 | 4.9 | 2.4 | 9.4 | 1.8 | 5.0 | 1.2 | 4.9 | 1.2 | 4.0 | 0.4 | |
201-300 tiges/ha | 0.9 | 0.5 | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 0.0 | . | 1.7 | 1.2 | 0.5 | 0.5 | 2.4 | 1.1 | 2.4 | 1.2 | 3.0 | 2.1 | 2.3 | 1.6 | 1.8 | 0.8 | 0.9 | 0.5 | 1.2 | 0.6 | 1.1 | 0.2 | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 1.3 | 0.9 | 1.6 | 1.6 | 1.1 | 1.1 | 0.7 | 0.5 | 0.0 | . | 0.3 | 0.3 | 0.3 | 0.1 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.4 | 1.4 | 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 | 8.6 | 1.4 | 5.8 | 2.1 | 1.8 | 1.3 | 2.7 | 1.1 | 1.6 | 0.7 | 7.7 | 2.6 | 5.4 | 1.4 | 12.4 | 2.4 | 16.6 | 3.0 | 23.2 | 5.3 | 15.0 | 4.0 | 28.7 | 2.8 | 12.5 | 1.8 | 19.8 | 2.2 | 11.5 | 0.6 | |
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 | 46.4 | 2.2 | 54.0 | 4.4 | 51.0 | 4.5 | 59.6 | 3.1 | 58.9 | 2.6 | 47.1 | 4.8 | 51.6 | 3.0 | 39.4 | 3.4 | 49.3 | 4.0 | 39.4 | 6.1 | 44.2 | 5.5 | 44.6 | 3.0 | 48.5 | 2.6 | 56.1 | 2.6 | 50.3 | 0.8 | |
101-200 tiges/ha | 36.4 | 2.3 | 32.6 | 4.2 | 33.9 | 4.3 | 27.6 | 2.9 | 32.8 | 2.5 | 28.9 | 4.3 | 31.8 | 2.8 | 25.1 | 3.1 | 23.3 | 3.4 | 21.6 | 5.1 | 27.4 | 5.0 | 20.8 | 2.4 | 29.7 | 2.5 | 19.0 | 2.1 | 28.3 | 0.8 | |
201-300 tiges/ha | 7.7 | 1.3 | 7.5 | 2.4 | 10.8 | 2.8 | 8.8 | 1.9 | 5.4 | 1.3 | 12.1 | 3.0 | 8.3 | 1.7 | 20.6 | 2.9 | 8.3 | 2.2 | 14.1 | 4.4 | 12.3 | 3.6 | 4.8 | 1.3 | 7.9 | 1.4 | 4.8 | 1.2 | 8.4 | 0.5 | |
301-400 tiges/ha | 1.0 | 0.5 | 0.0 | . | 1.7 | 1.2 | 0.9 | 0.6 | 1.3 | 0.6 | 3.3 | 1.6 | 2.6 | 1.0 | 2.5 | 1.1 | 0.6 | 0.6 | 1.7 | 1.6 | 1.1 | 1.1 | 0.8 | 0.5 | 1.5 | 0.7 | 0.3 | 0.3 | 1.3 | 0.2 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.9 | 0.9 | 0.0 | . | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 0.0 | . | 1.9 | 1.1 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 0.1 | |
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 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.0 | |
total | 91.4 | 1.4 | 94.2 | 2.1 | 98.2 | 1.3 | 97.3 | 1.1 | 98.4 | 0.7 | 92.3 | 2.6 | 94.6 | 1.4 | 87.6 | 2.4 | 83.4 | 3.0 | 76.8 | 5.3 | 85.0 | 4.0 | 71.3 | 2.8 | 87.5 | 1.8 | 80.2 | 2.2 | 88.5 | 0.6 | |
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 | 50.7 | 2.3 | 55.7 | 4.4 | 51.9 | 4.5 | 60.9 | 3.1 | 59.9 | 2.6 | 52.2 | 4.7 | 53.5 | 2.9 | 43.4 | 3.4 | 57.7 | 3.9 | 43.9 | 6.2 | 50.8 | 5.5 | 61.3 | 2.9 | 55.1 | 2.6 | 69.4 | 2.3 | 56.3 | 0.8 | |
101-200 tiges/ha | 39.7 | 2.3 | 36.8 | 4.3 | 33.9 | 4.3 | 28.5 | 2.9 | 33.5 | 2.6 | 29.9 | 4.3 | 34.7 | 2.9 | 30.6 | 3.3 | 27.8 | 3.6 | 34.3 | 5.9 | 32.3 | 5.2 | 30.1 | 2.7 | 34.7 | 2.5 | 23.9 | 2.2 | 32.4 | 0.8 | |
201-300 tiges/ha | 8.7 | 1.4 | 7.5 | 2.4 | 11.7 | 2.9 | 9.3 | 1.9 | 5.4 | 1.3 | 13.8 | 3.2 | 8.8 | 1.7 | 23.0 | 3.0 | 10.7 | 2.4 | 17.1 | 4.7 | 14.6 | 3.9 | 6.7 | 1.5 | 8.7 | 1.5 | 6.1 | 1.3 | 9.5 | 0.5 | |
301-400 tiges/ha | 1.0 | 0.5 | 0.0 | . | 1.7 | 1.2 | 0.9 | 0.6 | 1.3 | 0.6 | 3.3 | 1.6 | 2.6 | 1.0 | 3.0 | 1.2 | 1.8 | 1.1 | 3.2 | 2.3 | 2.3 | 1.6 | 1.5 | 0.7 | 1.5 | 0.7 | 0.6 | 0.4 | 1.5 | 0.2 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.9 | 0.9 | 0.0 | . | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 0.0 | . | 1.9 | 1.1 | 1.4 | 1.4 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 0.1 | |
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 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.0 | |
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. 1247932. Birmensdorf, Swiss Federal Research Institute WSL