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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 ≥12 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 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 1.4 | 50 | 2.2 | 41 | 1.4 | 50 | 1.7 | 44 | 8.4 | 20 | |
101-200 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.3 | 51 | 0.0 | . | 0.4 | 100 | 0.7 | 71 | 0.3 | 100 | 2.1 | 41 | 3.2 | 33 | 2.4 | 38 | 10.5 | 18 | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 1.0 | 58 | 0.0 | . | 2.2 | 41 | 0.4 | 100 | 0.0 | . | 6.1 | 24 | 2.8 | 35 | 3.2 | 33 | 15.9 | 15 | |
301-400 tiges/ha | 1.4 | 50 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 58 | 1.7 | 45 | 1.8 | 45 | 0.0 | . | 1.7 | 45 | 2.7 | 35 | 2.1 | 41 | 1.4 | 50 | 14.0 | 16 | |
401-500 tiges/ha | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 1.3 | 50 | 0.3 | 100 | 1.8 | 45 | 0.4 | 100 | 0.3 | 100 | 2.8 | 35 | 1.5 | 50 | 2.2 | 40 | 11.3 | 18 | |
501-600 tiges/ha | 1.9 | 44 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.7 | 71 | 2.3 | 38 | 0.6 | 70 | 0.3 | 100 | 2.7 | 35 | 2.5 | 38 | 0.0 | . | 11.4 | 17 | |
>600 tiges/ha | 0.7 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.3 | 50 | 2.1 | 41 | 0.0 | . | 1.4 | 50 | 1.8 | 45 | 1.7 | 45 | 5.7 | 25 | 2.2 | 41 | 2.5 | 37 | 19.4 | 13 | |
total | 4.4 | 28 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.9 | 41 | 7.4 | 21 | 2.7 | 35 | 10.6 | 18 | 4.6 | 28 | 5.9 | 24 | 24.3 | 12 | 15.7 | 15 | 13.6 | 15 | 90.9 | 6 | |
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 | 9.0 | 19 | 4.2 | 28 | 2.8 | 35 | 4.4 | 27 | 11.7 | 16 | 2.9 | 37 | 5.7 | 26 | 6.3 | 25 | 7.4 | 22 | 1.4 | 50 | 2.8 | 35 | 9.1 | 19 | 12.6 | 16 | 12.8 | 16 | 92.8 | 6 | |
101-200 tiges/ha | 16.2 | 14 | 5.6 | 25 | 3.2 | 33 | 8.5 | 20 | 11.1 | 17 | 4.1 | 30 | 7.3 | 22 | 2.5 | 38 | 6.0 | 24 | 1.7 | 45 | 2.8 | 35 | 11.0 | 18 | 16.7 | 14 | 13.8 | 16 | 110.5 | 5 | |
201-300 tiges/ha | 23.5 | 12 | 6.3 | 23 | 5.5 | 25 | 12.4 | 16 | 19.2 | 13 | 4.1 | 29 | 11.8 | 17 | 12.3 | 17 | 7.4 | 22 | 2.8 | 35 | 4.3 | 29 | 10.6 | 18 | 17.9 | 14 | 17.9 | 13 | 155.9 | 4 | |
301-400 tiges/ha | 22.5 | 12 | 7.7 | 21 | 5.7 | 25 | 16.3 | 14 | 19.3 | 13 | 4.3 | 29 | 18.8 | 13 | 11.1 | 18 | 3.7 | 30 | 2.5 | 38 | 1.3 | 50 | 10.4 | 18 | 17.7 | 14 | 9.4 | 19 | 150.7 | 5 | |
401-500 tiges/ha | 20.2 | 13 | 3.9 | 30 | 5.1 | 26 | 11.6 | 17 | 13.1 | 16 | 5.5 | 25 | 14.4 | 16 | 8.2 | 20 | 3.5 | 32 | 1.0 | 58 | 3.1 | 33 | 9.0 | 19 | 11.9 | 17 | 13.1 | 16 | 123.5 | 5 | |
501-600 tiges/ha | 18.1 | 13 | 3.8 | 30 | 4.9 | 26 | 4.4 | 27 | 13.2 | 16 | 3.8 | 30 | 6.3 | 23 | 5.4 | 26 | 5.1 | 26 | 1.4 | 50 | 1.9 | 40 | 6.3 | 23 | 5.0 | 27 | 11.1 | 18 | 90.6 | 6 | |
>600 tiges/ha | 33.9 | 9 | 10.1 | 18 | 12.8 | 16 | 18.2 | 13 | 17.7 | 13 | 11.5 | 17 | 23.0 | 12 | 20.2 | 13 | 9.6 | 19 | 6.9 | 22 | 5.0 | 26 | 14.6 | 15 | 21.9 | 12 | 29.1 | 10 | 234.6 | 3 | |
total | 143.4 | 3 | 41.6 | 8 | 39.9 | 9 | 75.8 | 6 | 105.3 | 4 | 36.3 | 9 | 87.2 | 5 | 65.9 | 6 | 42.7 | 9 | 17.6 | 14 | 21.1 | 12 | 71.1 | 6 | 103.6 | 5 | 107.1 | 3 | 958.6 | 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 | 9.0 | 19 | 4.2 | 28 | 2.8 | 35 | 4.4 | 27 | 11.7 | 16 | 2.9 | 37 | 6.0 | 25 | 6.3 | 25 | 8.1 | 21 | 2.1 | 41 | 4.2 | 29 | 11.3 | 17 | 14.0 | 15 | 14.5 | 15 | 101.3 | 6 | |
101-200 tiges/ha | 16.2 | 14 | 5.6 | 25 | 3.2 | 33 | 8.5 | 20 | 11.1 | 17 | 4.1 | 30 | 8.6 | 20 | 2.5 | 38 | 6.3 | 23 | 2.5 | 38 | 3.1 | 33 | 13.2 | 16 | 19.9 | 13 | 16.2 | 14 | 121.0 | 5 | |
201-300 tiges/ha | 23.5 | 12 | 6.3 | 23 | 5.5 | 25 | 12.4 | 16 | 19.2 | 13 | 4.4 | 28 | 12.8 | 16 | 12.3 | 17 | 9.6 | 19 | 3.1 | 33 | 4.3 | 29 | 16.6 | 14 | 20.6 | 13 | 21.1 | 12 | 171.8 | 4 | |
301-400 tiges/ha | 23.9 | 12 | 7.7 | 21 | 5.7 | 25 | 16.3 | 14 | 19.3 | 13 | 4.3 | 29 | 19.7 | 13 | 12.8 | 16 | 5.5 | 25 | 2.5 | 38 | 3.1 | 33 | 13.2 | 16 | 19.8 | 13 | 10.8 | 18 | 164.7 | 4 | |
401-500 tiges/ha | 20.5 | 13 | 3.9 | 30 | 5.1 | 26 | 11.6 | 17 | 13.1 | 16 | 5.8 | 24 | 15.7 | 15 | 8.5 | 20 | 5.3 | 26 | 1.3 | 50 | 3.5 | 32 | 11.8 | 17 | 13.3 | 16 | 15.4 | 15 | 134.8 | 5 | |
501-600 tiges/ha | 19.9 | 13 | 3.8 | 30 | 4.9 | 26 | 4.4 | 27 | 13.2 | 16 | 3.8 | 30 | 6.7 | 23 | 6.0 | 24 | 7.4 | 21 | 2.0 | 41 | 2.2 | 37 | 9.0 | 19 | 7.5 | 22 | 11.1 | 18 | 102.0 | 6 | |
>600 tiges/ha | 34.6 | 9 | 10.1 | 18 | 12.8 | 16 | 18.2 | 13 | 17.7 | 13 | 12.8 | 16 | 25.1 | 11 | 20.2 | 13 | 11.0 | 17 | 8.8 | 20 | 6.7 | 22 | 20.3 | 13 | 24.1 | 12 | 31.6 | 9 | 253.9 | 3 | |
total | 147.8 | 3 | 41.6 | 8 | 39.9 | 9 | 75.8 | 6 | 105.3 | 4 | 38.2 | 9 | 94.6 | 5 | 68.6 | 6 | 53.3 | 8 | 22.2 | 12 | 27.0 | 11 | 95.4 | 5 | 119.2 | 5 | 120.7 | 3 | 1049.5 | 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. 1309440. Birmensdorf, Swiss Federal Research Institute WSL