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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 avalanches (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 | 0.9 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.0 | 1.5 | 4.2 | 1.2 | 1.4 | 0.8 | 8.3 | 2.1 | 5.8 | 2.5 | 9.3 | 3.0 | 9.8 | 1.6 | 6.0 | 1.1 | 4.4 | 1.0 | 3.9 | 0.3 | |
101-200 tiges/ha | 1.9 | 0.7 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.2 | 1.2 | 2.6 | 0.9 | 1.0 | 0.7 | 5.4 | 1.7 | 8.3 | 3.0 | 5.8 | 2.3 | 8.3 | 1.5 | 4.9 | 1.0 | 3.8 | 0.9 | 3.2 | 0.3 | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.7 | 0.7 | 0.3 | 0.3 | 1.3 | 0.7 | 2.6 | 1.1 | 1.2 | 1.2 | 0.0 | . | 1.6 | 0.7 | 1.4 | 0.6 | 0.9 | 0.4 | 0.8 | 0.1 | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.6 | 0.6 | 3.4 | 1.9 | 2.0 | 1.4 | 1.1 | 0.6 | 0.0 | . | 0.2 | 0.2 | 0.3 | 0.1 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.1 | 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 | . | 0.3 | 0.3 | 0.0 | . | 0.0 | . | 0.0 | 0.0 | |
total | 2.8 | 0.8 | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 5.8 | 2.0 | 7.8 | 1.5 | 3.6 | 1.3 | 17.4 | 2.8 | 18.7 | 4.2 | 17.2 | 3.8 | 21.2 | 2.2 | 12.3 | 1.6 | 9.4 | 1.4 | 8.3 | 0.4 | |
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 | 55.5 | 2.2 | 65.8 | 4.3 | 55.6 | 4.4 | 61.4 | 3.1 | 65.6 | 2.5 | 48.3 | 4.4 | 51.9 | 2.9 | 41.6 | 3.3 | 50.5 | 3.6 | 48.3 | 5.3 | 50.4 | 5.0 | 57.4 | 2.6 | 53.7 | 2.3 | 68.6 | 2.0 | 56.8 | 0.8 | |
101-200 tiges/ha | 34.5 | 2.2 | 28.5 | 4.1 | 34.1 | 4.2 | 30.9 | 3.0 | 28.5 | 2.5 | 30.9 | 4.1 | 29.5 | 2.7 | 31.4 | 3.2 | 24.4 | 3.2 | 21.9 | 4.5 | 27.6 | 4.4 | 17.6 | 2.0 | 25.7 | 2.1 | 17.6 | 1.8 | 26.7 | 0.7 | |
201-300 tiges/ha | 6.1 | 1.1 | 4.9 | 1.9 | 8.0 | 2.4 | 4.7 | 1.4 | 5.5 | 1.3 | 12.8 | 2.9 | 8.8 | 1.6 | 18.1 | 2.6 | 4.6 | 1.5 | 9.1 | 3.1 | 3.8 | 1.9 | 3.3 | 0.9 | 7.4 | 1.2 | 3.7 | 0.9 | 6.7 | 0.4 | |
301-400 tiges/ha | 0.9 | 0.4 | 0.8 | 0.8 | 1.6 | 1.1 | 2.1 | 0.9 | 0.3 | 0.3 | 0.7 | 0.7 | 1.6 | 0.7 | 4.4 | 1.4 | 2.5 | 1.1 | 1.0 | 1.0 | 0.0 | . | 0.5 | 0.4 | 0.9 | 0.5 | 0.5 | 0.3 | 1.2 | 0.2 | |
401-500 tiges/ha | 0.3 | 0.3 | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 0.0 | . | 1.5 | 1.0 | 0.3 | 0.3 | 0.8 | 0.6 | 0.6 | 0.6 | 1.0 | 1.0 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 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 | . | 1.1 | 1.1 | 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 | . | 0.2 | 0.2 | 0.0 | 0.0 | |
total | 97.2 | 0.8 | 100.0 | 0.0 | 100.0 | 0.0 | 99.6 | 0.4 | 100.0 | 0.0 | 94.2 | 2.0 | 92.2 | 1.5 | 96.4 | 1.3 | 82.6 | 2.8 | 81.3 | 4.2 | 82.8 | 3.8 | 78.8 | 2.2 | 87.7 | 1.6 | 90.6 | 1.4 | 91.7 | 0.4 | |
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 | 56.4 | 2.2 | 65.8 | 4.3 | 55.6 | 4.4 | 61.4 | 3.1 | 65.6 | 2.5 | 51.2 | 4.4 | 56.2 | 2.8 | 43.0 | 3.3 | 58.8 | 3.6 | 54.1 | 5.3 | 59.7 | 4.8 | 67.2 | 2.4 | 59.7 | 2.2 | 73.0 | 1.9 | 60.7 | 0.7 | |
101-200 tiges/ha | 36.4 | 2.2 | 28.5 | 4.1 | 34.1 | 4.2 | 30.9 | 3.0 | 28.5 | 2.5 | 33.1 | 4.1 | 32.0 | 2.7 | 32.4 | 3.2 | 29.8 | 3.4 | 30.2 | 4.9 | 33.5 | 4.7 | 25.9 | 2.3 | 30.7 | 2.2 | 21.5 | 1.9 | 29.9 | 0.7 | |
201-300 tiges/ha | 6.1 | 1.1 | 4.9 | 1.9 | 8.0 | 2.4 | 5.1 | 1.4 | 5.5 | 1.3 | 13.5 | 3.0 | 9.2 | 1.7 | 19.4 | 2.7 | 7.2 | 1.9 | 10.3 | 3.2 | 3.8 | 1.9 | 4.9 | 1.1 | 8.7 | 1.3 | 4.6 | 1.0 | 7.5 | 0.4 | |
301-400 tiges/ha | 0.9 | 0.4 | 0.8 | 0.8 | 1.6 | 1.1 | 2.1 | 0.9 | 0.3 | 0.3 | 0.7 | 0.7 | 1.9 | 0.8 | 4.4 | 1.4 | 3.1 | 1.3 | 4.4 | 2.2 | 2.0 | 1.4 | 1.7 | 0.7 | 0.9 | 0.5 | 0.7 | 0.4 | 1.5 | 0.2 | |
401-500 tiges/ha | 0.3 | 0.3 | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 0.0 | . | 1.5 | 1.0 | 0.7 | 0.5 | 0.8 | 0.6 | 1.0 | 0.7 | 1.0 | 1.0 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 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 | . | 1.1 | 1.1 | 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 | . | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.2 | 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. 1357624. Birmensdorf, Swiss Federal Research Institute WSL