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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 protectrice (2022) | nombre de tiges/ha (DHP ≥36 cm; vifs sur pied; par classes) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
0-100 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
101-200 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
201-300 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
301-400 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
401-500 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
501-600 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
>600 tiges/ha | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
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 | 47.8 | 5.5 | 24.8 | 12.4 | 34.6 | 13.8 | 61.2 | 10.8 | 54.9 | 8.1 | 53.1 | 5.9 | 48.4 | 4.2 | 47.3 | 4.5 | 60.3 | 4.4 | 48.2 | 7.5 | 54.2 | 6.2 | 59.9 | 3.1 | 56.3 | 3.2 | 73.6 | 2.3 | 58.4 | 1.2 | |
101-200 tiges/ha | 47.2 | 5.6 | 66.9 | 13.5 | 24.9 | 12.5 | 29.2 | 10.1 | 39.8 | 8.0 | 31.1 | 5.5 | 41.0 | 4.1 | 32.1 | 4.2 | 22.6 | 3.8 | 29.5 | 6.9 | 32.2 | 5.9 | 30.8 | 3.0 | 33.7 | 3.1 | 20.3 | 2.1 | 30.6 | 1.1 | |
201-300 tiges/ha | 5.0 | 2.4 | 8.3 | 8.0 | 32.4 | 13.4 | 9.7 | 6.5 | 5.3 | 3.6 | 13.2 | 3.9 | 6.4 | 2.1 | 18.1 | 3.5 | 12.2 | 3.0 | 15.6 | 5.5 | 10.7 | 3.8 | 7.1 | 1.7 | 8.7 | 1.8 | 5.8 | 1.3 | 9.0 | 0.7 | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 8.1 | 7.8 | 0.0 | . | 0.0 | . | 2.7 | 1.9 | 3.5 | 1.5 | 2.4 | 1.4 | 3.2 | 1.6 | 4.7 | 3.2 | 3.0 | 2.1 | 1.7 | 0.9 | 1.3 | 0.8 | 0.3 | 0.3 | 1.7 | 0.3 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 0.7 | 0.0 | . | 1.6 | 1.1 | 2.0 | 2.0 | 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 | . | 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 | . | 0.5 | 0.5 | 0.0 | . | 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 | . | |
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 | 51.5 | 2.5 | 57.4 | 4.6 | 54.9 | 4.6 | 61.1 | 3.3 | 60.3 | 2.7 | 58.8 | 6.9 | 60.7 | 4.0 | 37.9 | 5.1 | 58.0 | 6.6 | 58.4 | 8.0 | 53.9 | 8.8 | 83.0 | 3.7 | 67.5 | 3.3 | 80.6 | 4.1 | 59.9 | 1.0 | |
101-200 tiges/ha | 38.2 | 2.5 | 34.4 | 4.4 | 34.4 | 4.5 | 28.2 | 3.1 | 33.1 | 2.7 | 23.0 | 5.9 | 25.1 | 3.6 | 27.0 | 4.7 | 33.2 | 6.3 | 31.0 | 7.5 | 27.5 | 7.8 | 14.1 | 3.5 | 25.3 | 3.1 | 17.1 | 4.0 | 29.7 | 1.0 | |
201-300 tiges/ha | 9.1 | 1.5 | 7.2 | 2.5 | 8.9 | 2.7 | 9.2 | 2.0 | 5.2 | 1.3 | 13.1 | 4.6 | 10.7 | 2.5 | 31.0 | 4.8 | 6.9 | 3.3 | 10.6 | 5.0 | 18.6 | 6.9 | 2.9 | 1.7 | 6.2 | 1.7 | 1.2 | 1.2 | 8.8 | 0.6 | |
301-400 tiges/ha | 1.1 | 0.6 | 1.0 | 1.0 | 0.9 | 0.9 | 1.0 | 0.7 | 1.4 | 0.7 | 3.4 | 2.4 | 2.0 | 1.2 | 3.2 | 1.8 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 0.7 | 1.1 | 1.1 | 1.2 | 0.3 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.9 | 0.9 | 0.0 | . | 0.0 | . | 1.7 | 1.7 | 1.4 | 1.0 | 0.0 | . | 1.9 | 1.9 | 0.0 | . | 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 | . | 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 | . | 0.9 | 0.9 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 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 | . | |
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 | 50.8 | 2.2 | 54.2 | 4.4 | 52.9 | 4.4 | 61.1 | 3.1 | 59.7 | 2.6 | 55.5 | 4.4 | 54.7 | 2.8 | 43.2 | 3.3 | 59.6 | 3.6 | 52.9 | 5.5 | 54.1 | 5.0 | 67.0 | 2.5 | 61.5 | 2.3 | 75.1 | 1.9 | 59.2 | 0.7 | |
101-200 tiges/ha | 39.9 | 2.3 | 37.5 | 4.3 | 33.5 | 4.2 | 28.3 | 2.9 | 33.9 | 2.5 | 27.7 | 4.0 | 32.9 | 2.7 | 29.9 | 3.1 | 26.0 | 3.3 | 30.2 | 5.1 | 30.5 | 4.7 | 25.7 | 2.4 | 29.8 | 2.2 | 19.6 | 1.8 | 30.1 | 0.7 | |
201-300 tiges/ha | 8.4 | 1.3 | 7.3 | 2.4 | 11.2 | 2.8 | 9.2 | 1.9 | 5.2 | 1.2 | 13.1 | 3.0 | 8.6 | 1.6 | 23.7 | 2.9 | 10.5 | 2.3 | 13.3 | 3.7 | 13.4 | 3.5 | 5.8 | 1.3 | 7.5 | 1.3 | 4.8 | 1.0 | 8.9 | 0.5 | |
301-400 tiges/ha | 0.9 | 0.5 | 0.9 | 0.9 | 1.6 | 1.1 | 0.9 | 0.6 | 1.2 | 0.6 | 3.0 | 1.5 | 2.8 | 1.0 | 2.8 | 1.1 | 2.2 | 1.1 | 2.5 | 1.8 | 1.9 | 1.4 | 1.2 | 0.6 | 1.2 | 0.5 | 0.5 | 0.3 | 1.5 | 0.2 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.8 | 0.8 | 0.0 | . | 0.0 | . | 0.7 | 0.7 | 1.1 | 0.6 | 0.0 | . | 1.7 | 1.0 | 1.1 | 1.1 | 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 | . | 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 | . | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 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. 1308906. Birmensdorf, Swiss Federal Research Institute WSL