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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 ≥24 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 | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.8 | 50 | 0.2 | 100 | 2.4 | 29 | 0.4 | 71 | 1.0 | 45 | 5.1 | 19 | 4.4 | 21 | 4.7 | 20 | 19.9 | 10 | |
101-200 tiges/ha | 2.1 | 31 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.8 | 50 | 2.0 | 32 | 0.6 | 58 | 2.4 | 29 | 1.2 | 41 | 2.1 | 30 | 6.5 | 17 | 4.6 | 21 | 4.3 | 21 | 26.5 | 8 | |
201-300 tiges/ha | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.5 | 35 | 1.4 | 35 | 0.4 | 71 | 2.8 | 27 | 1.6 | 35 | 1.2 | 41 | 6.5 | 17 | 4.1 | 22 | 1.8 | 33 | 21.7 | 9 | |
301-400 tiges/ha | 1.0 | 45 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.8 | 50 | 0.8 | 50 | 1.8 | 33 | 1.2 | 41 | 0.6 | 58 | 2.9 | 26 | 2.4 | 29 | 0.2 | 100 | 12.2 | 13 | |
401-500 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 | 1.0 | 45 | 0.6 | 58 | 1.0 | 45 | 0.4 | 71 | 0.7 | 50 | 1.6 | 35 | 0.8 | 50 | 0.4 | 71 | 7.3 | 16 | |
501-600 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.4 | 71 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.2 | 100 | 1.0 | 45 | 0.6 | 58 | 0.8 | 50 | 4.4 | 21 | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 0.4 | 71 | 0.2 | 100 | 0.4 | 71 | 1.6 | 35 | |
total | 4.5 | 21 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 4.1 | 22 | 6.4 | 17 | 2.8 | 27 | 10.7 | 13 | 5.1 | 19 | 6.2 | 18 | 24.0 | 9 | 17.0 | 11 | 12.5 | 12 | 93.6 | 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 | 31.9 | 7 | 10.7 | 13 | 10.2 | 13 | 16.5 | 10 | 29.3 | 7 | 9.5 | 14 | 19.1 | 10 | 13.4 | 12 | 13.4 | 12 | 6.0 | 18 | 6.4 | 18 | 36.3 | 7 | 37.6 | 7 | 64.0 | 4 | 304.2 | 2 | |
101-200 tiges/ha | 39.7 | 6 | 12.1 | 12 | 10.8 | 13 | 16.3 | 11 | 24.8 | 8 | 7.2 | 16 | 25.0 | 9 | 16.8 | 11 | 11.2 | 13 | 3.6 | 24 | 4.9 | 20 | 19.7 | 10 | 30.9 | 8 | 25.9 | 8 | 249.0 | 3 | |
201-300 tiges/ha | 39.0 | 6 | 9.7 | 14 | 9.8 | 14 | 17.5 | 10 | 26.5 | 8 | 6.0 | 18 | 22.9 | 9 | 14.6 | 11 | 8.4 | 15 | 4.1 | 22 | 3.7 | 23 | 11.3 | 13 | 17.3 | 10 | 17.0 | 10 | 207.7 | 3 | |
301-400 tiges/ha | 22.3 | 9 | 6.9 | 17 | 7.1 | 17 | 12.0 | 12 | 17.0 | 10 | 5.8 | 18 | 13.9 | 12 | 9.4 | 14 | 4.3 | 21 | 2.0 | 32 | 3.9 | 22 | 6.9 | 17 | 12.5 | 12 | 7.1 | 16 | 131.2 | 4 | |
401-500 tiges/ha | 7.6 | 16 | 1.7 | 33 | 5.1 | 19 | 6.0 | 18 | 7.4 | 16 | 3.8 | 23 | 5.7 | 19 | 7.8 | 16 | 2.2 | 30 | 1.0 | 45 | 1.9 | 31 | 4.0 | 22 | 7.3 | 16 | 2.2 | 30 | 63.6 | 5 | |
501-600 tiges/ha | 4.7 | 20 | 1.0 | 45 | 1.8 | 33 | 1.2 | 41 | 2.4 | 29 | 2.4 | 29 | 4.4 | 21 | 3.5 | 24 | 1.8 | 33 | 1.0 | 45 | 0.7 | 50 | 1.9 | 32 | 2.6 | 28 | 0.4 | 71 | 30.0 | 8 | |
>600 tiges/ha | 1.8 | 33 | 0.6 | 58 | 1.4 | 38 | 1.2 | 41 | 1.8 | 33 | 1.4 | 38 | 1.4 | 38 | 3.3 | 25 | 1.2 | 41 | 0.6 | 58 | 0.8 | 50 | 0.4 | 71 | 2.0 | 32 | 0.4 | 71 | 18.2 | 10 | |
total | 147.0 | 2 | 42.6 | 6 | 46.3 | 6 | 70.8 | 4 | 109.2 | 3 | 36.2 | 7 | 92.5 | 4 | 68.7 | 5 | 42.5 | 6 | 18.2 | 10 | 22.4 | 9 | 80.4 | 4 | 110.0 | 4 | 117.0 | 2 | 1003.7 | 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 | 32.5 | 7 | 10.7 | 13 | 10.2 | 13 | 16.5 | 10 | 29.3 | 7 | 9.9 | 14 | 19.8 | 10 | 13.6 | 12 | 15.8 | 11 | 6.4 | 18 | 7.4 | 16 | 41.4 | 7 | 42.0 | 7 | 68.6 | 4 | 324.1 | 2 | |
101-200 tiges/ha | 41.8 | 6 | 12.1 | 12 | 10.8 | 13 | 16.3 | 11 | 24.8 | 8 | 8.0 | 15 | 27.0 | 8 | 17.4 | 10 | 13.6 | 12 | 4.8 | 20 | 7.0 | 17 | 26.2 | 8 | 35.4 | 7 | 30.2 | 7 | 275.4 | 2 | |
201-300 tiges/ha | 39.4 | 6 | 9.7 | 14 | 9.8 | 14 | 17.5 | 10 | 26.5 | 8 | 7.5 | 16 | 24.3 | 9 | 14.9 | 11 | 11.2 | 13 | 5.7 | 18 | 4.9 | 20 | 17.8 | 10 | 21.4 | 9 | 18.8 | 9 | 229.4 | 3 | |
301-400 tiges/ha | 23.3 | 9 | 6.9 | 17 | 7.1 | 17 | 12.3 | 12 | 17.0 | 10 | 6.2 | 18 | 14.7 | 11 | 10.2 | 14 | 6.1 | 18 | 3.1 | 25 | 4.5 | 21 | 9.8 | 14 | 14.9 | 11 | 7.4 | 16 | 143.4 | 3 | |
401-500 tiges/ha | 7.8 | 16 | 1.7 | 33 | 5.1 | 19 | 6.0 | 18 | 7.4 | 16 | 4.4 | 21 | 6.8 | 17 | 8.3 | 15 | 3.2 | 25 | 1.4 | 38 | 2.7 | 26 | 5.6 | 19 | 8.1 | 15 | 2.5 | 27 | 70.9 | 5 | |
501-600 tiges/ha | 4.9 | 20 | 1.0 | 45 | 1.8 | 33 | 1.2 | 41 | 2.4 | 29 | 2.8 | 27 | 4.8 | 20 | 3.8 | 23 | 2.1 | 30 | 1.2 | 41 | 0.9 | 44 | 2.9 | 26 | 3.2 | 25 | 1.2 | 41 | 34.4 | 7 | |
>600 tiges/ha | 1.8 | 33 | 0.6 | 58 | 1.4 | 38 | 1.2 | 41 | 1.8 | 33 | 1.4 | 38 | 1.4 | 38 | 3.3 | 25 | 1.2 | 41 | 0.8 | 50 | 1.2 | 41 | 0.8 | 50 | 2.2 | 30 | 0.8 | 50 | 19.7 | 10 | |
total | 151.5 | 2 | 42.6 | 6 | 46.3 | 6 | 71.0 | 4 | 109.2 | 3 | 40.2 | 6 | 98.9 | 4 | 71.5 | 5 | 53.1 | 6 | 23.3 | 9 | 28.6 | 8 | 104.5 | 4 | 127.1 | 3 | 129.5 | 2 | 1097.3 | 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. 1335492. Birmensdorf, Swiss Federal Research Institute WSL