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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 | 2.7 | 27 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 45 | 3.4 | 23 | 0.8 | 50 | 6.2 | 18 | 2.4 | 29 | 3.1 | 25 | 13.0 | 12 | 10.8 | 13 | 8.0 | 15 | 51.3 | 6 | |
101-200 tiges/ha | 1.8 | 33 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.3 | 29 | 2.2 | 30 | 0.8 | 50 | 2.4 | 29 | 1.8 | 33 | 2.3 | 29 | 9.5 | 14 | 4.9 | 20 | 4.3 | 21 | 32.3 | 8 | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.8 | 50 | 0.8 | 50 | 1.2 | 41 | 1.8 | 33 | 1.0 | 45 | 0.6 | 57 | 1.8 | 33 | 1.8 | 33 | 0.6 | 57 | 10.2 | 14 | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 1.0 | 45 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.4 | 71 | |
>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 | 4.5 | 21 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 4.2 | 21 | 6.4 | 17 | 2.8 | 27 | 10.5 | 14 | 5.1 | 19 | 6.2 | 18 | 24.6 | 9 | 17.8 | 10 | 13.1 | 12 | 95.3 | 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 | 87.2 | 4 | 24.3 | 8 | 25.2 | 8 | 31.2 | 7 | 58.2 | 5 | 19.8 | 10 | 44.6 | 6 | 32.1 | 8 | 25.1 | 9 | 12.9 | 12 | 15.0 | 11 | 61.5 | 5 | 77.3 | 5 | 103.1 | 3 | 617.6 | 1 | |
101-200 tiges/ha | 51.7 | 5 | 15.0 | 11 | 13.2 | 12 | 28.6 | 8 | 36.2 | 7 | 9.9 | 14 | 33.4 | 7 | 23.9 | 9 | 14.3 | 11 | 5.1 | 19 | 6.2 | 17 | 15.8 | 11 | 31.9 | 7 | 17.2 | 10 | 302.3 | 2 | |
201-300 tiges/ha | 9.2 | 14 | 3.1 | 25 | 7.7 | 16 | 9.2 | 14 | 13.6 | 12 | 6.2 | 18 | 12.7 | 12 | 10.4 | 14 | 2.9 | 26 | 1.0 | 45 | 2.6 | 26 | 4.1 | 22 | 8.1 | 15 | 2.8 | 27 | 93.9 | 4 | |
301-400 tiges/ha | 1.2 | 41 | 0.6 | 58 | 1.0 | 45 | 1.6 | 35 | 1.4 | 38 | 1.2 | 41 | 2.5 | 29 | 2.3 | 30 | 1.0 | 45 | 0.6 | 58 | 0.6 | 58 | 0.6 | 58 | 1.6 | 35 | 0.4 | 71 | 16.4 | 11 | |
401-500 tiges/ha | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.8 | 50 | 1.0 | 45 | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.1 | 26 | |
501-600 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 45 | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | |
total | 149.7 | 2 | 43.0 | 6 | 47.5 | 6 | 70.8 | 4 | 109.7 | 3 | 37.4 | 7 | 94.1 | 4 | 69.9 | 5 | 43.9 | 6 | 19.6 | 10 | 24.4 | 9 | 82.0 | 4 | 118.9 | 4 | 123.5 | 2 | 1034.4 | 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 | 89.9 | 3 | 24.3 | 8 | 25.2 | 8 | 31.2 | 7 | 58.2 | 5 | 20.8 | 9 | 48.0 | 6 | 32.9 | 7 | 31.3 | 8 | 15.3 | 11 | 18.1 | 10 | 74.5 | 5 | 88.0 | 4 | 111.1 | 3 | 668.8 | 1 | |
101-200 tiges/ha | 53.5 | 5 | 15.0 | 11 | 13.2 | 12 | 28.6 | 8 | 36.2 | 7 | 12.2 | 12 | 35.6 | 7 | 24.7 | 8 | 16.6 | 11 | 6.9 | 17 | 8.5 | 15 | 25.3 | 8 | 36.8 | 7 | 21.4 | 9 | 334.7 | 2 | |
201-300 tiges/ha | 9.2 | 14 | 3.1 | 25 | 7.7 | 16 | 9.2 | 14 | 13.6 | 12 | 7.0 | 17 | 13.5 | 12 | 11.5 | 13 | 4.7 | 20 | 1.9 | 31 | 3.2 | 24 | 5.9 | 18 | 9.9 | 14 | 3.5 | 24 | 104.1 | 4 | |
301-400 tiges/ha | 1.2 | 41 | 0.6 | 58 | 1.0 | 45 | 1.6 | 35 | 1.4 | 38 | 1.2 | 41 | 2.5 | 29 | 2.3 | 30 | 1.0 | 45 | 0.6 | 58 | 0.8 | 50 | 0.8 | 50 | 1.9 | 32 | 0.6 | 58 | 17.4 | 11 | |
401-500 tiges/ha | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.8 | 50 | 1.0 | 45 | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.2 | 25 | |
501-600 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 1.3 | 38 | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | |
total | 154.2 | 2 | 43.0 | 6 | 47.5 | 6 | 70.8 | 4 | 109.7 | 3 | 41.6 | 6 | 100.6 | 3 | 72.7 | 4 | 54.4 | 6 | 24.7 | 9 | 30.6 | 8 | 106.7 | 4 | 136.7 | 3 | 136.6 | 2 | 1129.7 | 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. 1357683. Birmensdorf, Swiss Federal Research Institute WSL