Sélectionner un thème dans la liste
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 | |||||||||
forêt de protection contre des avalanches (2022) | nombre de tiges/ha (DHP ≥24 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 | . |
0-100 tiges/ha | 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 | . | |
201-300 tiges/ha | 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 | . | |
401-500 tiges/ha | 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 | . | |
>600 tiges/ha | 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 | . | |
à l'intérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 0.0 | . | 2.9 | 0.5 | 1.8 | 0.5 | 4.1 | 0.8 | 3.3 | 0.7 | 1.8 | 0.5 | 1.8 | 0.2 | |
101-200 tiges/ha | 0.2 | 0.1 | 2.6 | 0.5 | 2.9 | 0.6 | 5.7 | 0.9 | 3.8 | 0.7 | 2.8 | 0.6 | 2.3 | 0.2 | |
201-300 tiges/ha | 0.4 | 0.1 | 2.0 | 0.4 | 2.3 | 0.6 | 5.2 | 0.9 | 3.0 | 0.6 | 2.4 | 0.5 | 2.0 | 0.2 | |
301-400 tiges/ha | 0.2 | 0.1 | 1.4 | 0.4 | 1.4 | 0.4 | 2.6 | 0.6 | 2.1 | 0.5 | 0.6 | 0.3 | 1.1 | 0.1 | |
401-500 tiges/ha | 0.2 | 0.1 | 0.9 | 0.3 | 0.4 | 0.2 | 1.3 | 0.5 | 0.7 | 0.3 | 0.8 | 0.3 | 0.6 | 0.1 | |
501-600 tiges/ha | 0.0 | 0.0 | 0.6 | 0.2 | 0.9 | 0.3 | 1.0 | 0.4 | 0.1 | 0.1 | 0.2 | 0.2 | 0.4 | 0.1 | |
>600 tiges/ha | 0.0 | . | 0.2 | 0.1 | 0.7 | 0.3 | 0.8 | 0.4 | 0.0 | . | 0.2 | 0.2 | 0.2 | 0.1 | |
total | 1.1 | 0.2 | 10.6 | 0.9 | 10.3 | 1.1 | 20.6 | 1.6 | 13.0 | 1.2 | 8.8 | 1.0 | 8.2 | 0.3 | |
à l'extérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 28.4 | 0.8 | 24.9 | 1.3 | 25.8 | 1.6 | 32.8 | 1.8 | 31.0 | 1.6 | 36.0 | 1.6 | 29.3 | 0.5 | |
101-200 tiges/ha | 28.1 | 1.0 | 23.7 | 1.3 | 20.3 | 1.6 | 21.7 | 1.7 | 21.6 | 1.5 | 24.0 | 1.5 | 24.5 | 0.5 | |
201-300 tiges/ha | 23.6 | 0.9 | 19.1 | 1.2 | 18.2 | 1.5 | 10.9 | 1.3 | 17.4 | 1.4 | 16.2 | 1.3 | 19.2 | 0.5 | |
301-400 tiges/ha | 11.7 | 0.7 | 9.9 | 0.9 | 12.0 | 1.2 | 7.9 | 1.1 | 10.1 | 1.1 | 8.1 | 1.0 | 10.3 | 0.4 | |
401-500 tiges/ha | 4.2 | 0.4 | 6.0 | 0.7 | 7.9 | 1.0 | 3.9 | 0.8 | 4.7 | 0.8 | 4.4 | 0.7 | 5.0 | 0.3 | |
501-600 tiges/ha | 1.7 | 0.3 | 3.6 | 0.6 | 2.8 | 0.6 | 1.4 | 0.5 | 1.3 | 0.4 | 1.4 | 0.4 | 2.0 | 0.2 | |
>600 tiges/ha | 1.4 | 0.3 | 2.3 | 0.5 | 2.7 | 0.6 | 0.8 | 0.4 | 0.9 | 0.3 | 1.1 | 0.4 | 1.5 | 0.2 | |
total | 98.9 | 0.2 | 89.4 | 0.9 | 89.7 | 1.1 | 79.4 | 1.6 | 87.0 | 1.2 | 91.2 | 1.0 | 91.8 | 0.3 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 28.4 | 0.8 | 27.8 | 1.3 | 27.5 | 1.7 | 36.8 | 1.9 | 34.3 | 1.7 | 37.8 | 1.6 | 31.0 | 0.5 | |
101-200 tiges/ha | 28.3 | 1.0 | 26.3 | 1.4 | 23.2 | 1.6 | 27.4 | 1.8 | 25.4 | 1.6 | 26.7 | 1.6 | 26.7 | 0.6 | |
201-300 tiges/ha | 23.9 | 0.9 | 21.1 | 1.3 | 20.5 | 1.5 | 16.1 | 1.5 | 20.4 | 1.4 | 18.6 | 1.4 | 21.1 | 0.5 | |
301-400 tiges/ha | 11.8 | 0.7 | 11.3 | 1.0 | 13.4 | 1.3 | 10.5 | 1.2 | 12.2 | 1.2 | 8.7 | 1.0 | 11.4 | 0.4 | |
401-500 tiges/ha | 4.4 | 0.4 | 6.9 | 0.8 | 8.3 | 1.1 | 5.2 | 0.9 | 5.3 | 0.8 | 5.2 | 0.8 | 5.6 | 0.3 | |
501-600 tiges/ha | 1.7 | 0.3 | 4.2 | 0.6 | 3.6 | 0.7 | 2.4 | 0.6 | 1.4 | 0.4 | 1.6 | 0.4 | 2.4 | 0.2 | |
>600 tiges/ha | 1.4 | 0.3 | 2.5 | 0.5 | 3.4 | 0.7 | 1.6 | 0.5 | 0.9 | 0.3 | 1.4 | 0.4 | 1.8 | 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. 1335289. Birmensdorf, Swiss Federal Research Institute WSL