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région de forêt protectrice | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Plateau/Jura | Nord des Alpes ouest | Nord des Alpes est | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||
déclivité (classes de 20%) | stabilité du peuplement | 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 | . |
critique | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
amoindrie | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
stable | 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 | . | |
=20% | pas d'indication | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 |
critique | 6.8 | 22 | 0.8 | 71 | 0.7 | 71 | 0.0 | . | 0.7 | 71 | 0.0 | . | 9.0 | 19 | |
amoindrie | 87.0 | 6 | 9.1 | 20 | 7.4 | 22 | 1.1 | 58 | 3.2 | 33 | 2.1 | 41 | 109.8 | 5 | |
stable | 111.0 | 5 | 11.7 | 17 | 5.5 | 26 | 3.2 | 33 | 5.3 | 26 | 1.4 | 50 | 138.2 | 5 | |
total | 205.2 | 3 | 21.6 | 13 | 13.6 | 16 | 4.3 | 29 | 9.2 | 19 | 3.5 | 31 | 257.3 | 3 | |
21-40% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critique | 3.6 | 32 | 0.8 | 71 | 1.1 | 58 | 0.0 | . | 0.4 | 100 | 0.4 | 100 | 6.1 | 24 | |
amoindrie | 52.5 | 8 | 29.0 | 11 | 18.4 | 13 | 5.3 | 26 | 10.2 | 18 | 8.0 | 21 | 123.3 | 5 | |
stable | 73.9 | 6 | 26.8 | 11 | 11.8 | 17 | 8.5 | 20 | 17.7 | 14 | 11.8 | 17 | 150.6 | 5 | |
total | 129.9 | 4 | 56.6 | 7 | 31.3 | 10 | 13.8 | 16 | 28.3 | 11 | 20.2 | 13 | 280.0 | 3 | |
41-60% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critique | 1.9 | 45 | 1.5 | 50 | 2.4 | 38 | 1.1 | 58 | 0.7 | 71 | 1.4 | 50 | 9.0 | 20 | |
amoindrie | 33.0 | 10 | 34.6 | 10 | 21.3 | 13 | 16.8 | 14 | 17.5 | 14 | 23.2 | 12 | 146.4 | 5 | |
stable | 30.7 | 10 | 23.3 | 12 | 16.2 | 15 | 24.7 | 12 | 34.7 | 10 | 20.5 | 12 | 150.1 | 5 | |
total | 65.5 | 7 | 59.4 | 7 | 40.0 | 9 | 42.6 | 9 | 52.9 | 8 | 45.1 | 8 | 305.4 | 3 | |
61-80% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critique | 1.1 | 58 | 2.5 | 38 | 3.6 | 32 | 1.8 | 45 | 2.1 | 41 | 2.9 | 35 | 13.8 | 16 | |
amoindrie | 11.6 | 17 | 27.2 | 11 | 16.6 | 14 | 21.2 | 13 | 19.2 | 13 | 27.4 | 11 | 123.2 | 5 | |
stable | 7.7 | 21 | 19.4 | 13 | 11.7 | 17 | 17.5 | 14 | 22.0 | 12 | 16.0 | 14 | 94.3 | 6 | |
total | 20.3 | 13 | 49.1 | 8 | 31.9 | 10 | 40.5 | 9 | 43.3 | 9 | 46.3 | 8 | 231.3 | 3 | |
81-100% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critique | 0.3 | 100 | 0.4 | 100 | 1.4 | 50 | 1.0 | 58 | 0.4 | 100 | 1.9 | 44 | 5.4 | 26 | |
amoindrie | 2.8 | 35 | 9.6 | 19 | 11.2 | 18 | 10.5 | 18 | 9.4 | 19 | 16.4 | 14 | 59.9 | 7 | |
stable | 0.7 | 71 | 6.3 | 24 | 3.5 | 32 | 4.9 | 27 | 4.6 | 28 | 10.6 | 18 | 30.6 | 11 | |
total | 3.8 | 30 | 16.2 | 14 | 16.1 | 15 | 16.4 | 14 | 14.4 | 15 | 28.8 | 10 | 95.8 | 6 | |
>100% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critique | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.7 | 71 | 0.0 | . | 0.0 | . | 1.1 | 58 | |
amoindrie | 0.7 | 71 | 6.5 | 23 | 4.6 | 28 | 3.9 | 30 | 3.9 | 30 | 11.1 | 18 | 30.6 | 11 | |
stable | 0.0 | . | 1.5 | 50 | 1.7 | 45 | 1.1 | 58 | 1.8 | 45 | 3.8 | 30 | 9.8 | 19 | |
total | 0.7 | 71 | 8.4 | 20 | 6.2 | 24 | 5.7 | 25 | 5.7 | 25 | 14.8 | 15 | 41.5 | 9 | |
total | pas d'indication | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 |
critique | 13.7 | 16 | 6.2 | 24 | 9.2 | 20 | 4.6 | 28 | 4.2 | 29 | 6.5 | 23 | 44.4 | 9 | |
amoindrie | 187.5 | 3 | 115.9 | 5 | 79.5 | 6 | 58.8 | 7 | 63.3 | 7 | 88.1 | 5 | 593.1 | 2 | |
stable | 223.9 | 3 | 89.1 | 6 | 50.4 | 8 | 59.9 | 7 | 86.2 | 6 | 64.1 | 6 | 573.6 | 2 | |
total | 425.4 | 1 | 211.2 | 3 | 139.1 | 4 | 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. 1301589. Birmensdorf, Swiss Federal Research Institute WSL