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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) | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% |
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 | 1.5 | 50 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.3 | 50 | 4.3 | 28 | 1.0 | 58 | 5.4 | 26 | 1.8 | 45 | 3.2 | 33 | 12.0 | 17 | 9.2 | 19 | 7.0 | 22 | 46.7 | 8 | |
101-200 tiges/ha | 2.9 | 35 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 58 | 2.6 | 35 | 0.7 | 71 | 3.5 | 31 | 2.5 | 38 | 2.0 | 41 | 10.3 | 18 | 7.6 | 22 | 6.1 | 24 | 39.2 | 9 | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.3 | 100 | 0.4 | 100 | 1.0 | 58 | 1.7 | 45 | 0.4 | 100 | 0.0 | . | 2.0 | 41 | 2.1 | 41 | 1.4 | 49 | 9.5 | 19 | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.4 | 100 | 1.0 | 58 | 0.7 | 71 | 1.4 | 50 | 0.0 | . | 0.4 | 100 | 4.2 | 29 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 71 | |
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 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | |
total | 4.4 | 28 | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 2.6 | 35 | 8.0 | 20 | 2.7 | 35 | 11.2 | 17 | 5.7 | 25 | 5.9 | 24 | 26.1 | 11 | 18.9 | 13 | 14.9 | 15 | 100.6 | 5 | |
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 | 86.0 | 5 | 28.1 | 10 | 23.2 | 12 | 47.5 | 8 | 71.2 | 6 | 21.4 | 13 | 53.1 | 7 | 31.0 | 10 | 32.6 | 10 | 14.7 | 15 | 17.2 | 14 | 70.7 | 7 | 82.6 | 6 | 108.9 | 4 | 688.3 | 2 | |
101-200 tiges/ha | 53.5 | 7 | 12.1 | 16 | 14.2 | 15 | 24.0 | 11 | 30.9 | 9 | 13.7 | 15 | 30.1 | 10 | 23.4 | 12 | 15.8 | 15 | 6.7 | 23 | 9.4 | 19 | 21.6 | 12 | 39.6 | 9 | 28.0 | 10 | 323.1 | 3 | |
201-300 tiges/ha | 9.4 | 19 | 2.1 | 40 | 3.3 | 31 | 3.6 | 30 | 6.0 | 23 | 5.7 | 24 | 9.0 | 19 | 13.5 | 15 | 3.0 | 33 | 2.8 | 35 | 1.3 | 50 | 4.1 | 29 | 11.3 | 17 | 5.9 | 24 | 81.0 | 6 | |
301-400 tiges/ha | 1.4 | 50 | 0.3 | 100 | 0.7 | 71 | 1.7 | 44 | 0.3 | 100 | 0.3 | 100 | 1.6 | 45 | 3.3 | 32 | 1.6 | 45 | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 1.4 | 50 | 0.7 | 71 | 14.4 | 15 | |
401-500 tiges/ha | 0.4 | 100 | 0.0 | . | 0.3 | 100 | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 0.4 | 100 | 0.6 | 71 | 0.4 | 100 | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.4 | 32 | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | |
>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 | . | 0.4 | 100 | 0.4 | 100 | |
total | 150.7 | 3 | 42.6 | 8 | 41.7 | 8 | 77.2 | 6 | 108.5 | 4 | 41.7 | 8 | 94.3 | 5 | 71.9 | 6 | 53.4 | 8 | 24.8 | 12 | 28.2 | 11 | 97.1 | 5 | 134.9 | 4 | 143.9 | 3 | 1110.9 | 1 | |
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 | 87.5 | 5 | 28.1 | 10 | 23.2 | 12 | 47.5 | 8 | 71.2 | 6 | 22.7 | 12 | 57.4 | 7 | 32.1 | 10 | 38.0 | 9 | 16.5 | 14 | 20.3 | 13 | 82.8 | 6 | 91.8 | 6 | 115.9 | 4 | 735.0 | 1 | |
101-200 tiges/ha | 56.4 | 7 | 12.1 | 16 | 14.2 | 15 | 24.0 | 11 | 30.9 | 9 | 14.7 | 15 | 32.8 | 10 | 24.1 | 11 | 19.3 | 13 | 9.2 | 19 | 11.4 | 17 | 31.9 | 10 | 47.2 | 8 | 34.1 | 9 | 362.3 | 2 | |
201-300 tiges/ha | 9.4 | 19 | 2.1 | 40 | 3.3 | 31 | 4.0 | 28 | 6.0 | 23 | 6.0 | 23 | 9.4 | 19 | 14.5 | 15 | 4.7 | 26 | 3.1 | 33 | 1.3 | 50 | 6.1 | 23 | 13.4 | 16 | 7.3 | 22 | 90.5 | 6 | |
301-400 tiges/ha | 1.4 | 50 | 0.3 | 100 | 0.7 | 71 | 1.7 | 44 | 0.3 | 100 | 0.3 | 100 | 2.0 | 41 | 3.3 | 32 | 2.0 | 41 | 1.3 | 50 | 0.7 | 71 | 2.1 | 41 | 1.4 | 50 | 1.1 | 58 | 18.6 | 13 | |
401-500 tiges/ha | 0.4 | 100 | 0.0 | . | 0.3 | 100 | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 0.6 | 71 | 0.7 | 71 | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 4.0 | 29 | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | |
>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 | . | 0.4 | 100 | 0.0 | . | 0.4 | 100 | 0.7 | 71 | |
total | 155.1 | 3 | 42.6 | 8 | 41.7 | 8 | 77.5 | 6 | 108.5 | 4 | 44.3 | 8 | 102.3 | 5 | 74.6 | 6 | 64.6 | 7 | 30.5 | 10 | 34.1 | 10 | 123.2 | 5 | 153.8 | 4 | 158.8 | 2 | 1211.5 | 1 |
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. 1287738. Birmensdorf, Swiss Federal Research Institute WSL