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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 | |||||||||
date de la dernière intervention (classes de 10 ans) | fertilité de la station | 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 | . |
faible | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.6 | 58 | |
moyenne | 0.2 | 100 | 0.6 | 58 | 0.4 | 71 | 1.0 | 45 | 1.8 | 33 | 0.4 | 71 | 4.4 | 21 | |
bonne | 0.4 | 71 | 0.6 | 58 | 0.6 | 58 | 0.2 | 100 | 0.2 | 100 | 0.8 | 50 | 2.8 | 27 | |
très bonne | 1.8 | 33 | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 2.4 | 29 | |
total | 2.4 | 29 | 1.4 | 38 | 1.4 | 38 | 1.4 | 38 | 2.4 | 29 | 1.2 | 41 | 10.2 | 14 | |
il y a =10 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 13.2 | 12 | 13.4 | 12 | 5.6 | 19 | 2.4 | 29 | 6.2 | 18 | 0.4 | 71 | 41.1 | 7 | |
moyenne | 16.7 | 11 | 21.2 | 9 | 8.5 | 15 | 17.5 | 10 | 28.0 | 8 | 5.8 | 18 | 97.7 | 4 | |
bonne | 81.1 | 4 | 37.9 | 7 | 30.3 | 8 | 1.6 | 35 | 9.1 | 15 | 9.3 | 14 | 169.3 | 3 | |
très bonne | 152.3 | 3 | 10.0 | 14 | 7.2 | 17 | 1.0 | 44 | 0.0 | . | 0.4 | 71 | 170.9 | 3 | |
total | 263.3 | 2 | 82.5 | 4 | 51.6 | 6 | 22.4 | 9 | 43.3 | 6 | 16.0 | 11 | 479.1 | 2 | |
il y a 11-20 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 8.8 | 15 | 6.9 | 17 | 2.8 | 27 | 2.6 | 28 | 5.4 | 19 | 0.2 | 100 | 26.5 | 9 | |
moyenne | 8.2 | 15 | 14.2 | 12 | 6.6 | 17 | 12.9 | 12 | 22.2 | 9 | 6.1 | 18 | 70.2 | 5 | |
bonne | 35.1 | 7 | 22.3 | 9 | 17.4 | 11 | 0.8 | 50 | 4.3 | 21 | 9.2 | 14 | 89.1 | 5 | |
très bonne | 48.6 | 6 | 7.5 | 17 | 6.2 | 18 | 0.0 | . | 0.0 | . | 0.0 | . | 62.4 | 5 | |
total | 100.7 | 4 | 50.9 | 6 | 32.9 | 8 | 16.2 | 11 | 31.9 | 8 | 15.5 | 11 | 248.2 | 3 | |
il y a 21-30 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 4.2 | 22 | 3.2 | 25 | 2.8 | 27 | 3.8 | 23 | 2.2 | 30 | 0.8 | 50 | 16.9 | 11 | |
moyenne | 3.3 | 25 | 8.9 | 15 | 2.9 | 26 | 10.5 | 14 | 10.1 | 14 | 5.2 | 19 | 40.8 | 7 | |
bonne | 9.5 | 14 | 9.7 | 14 | 6.6 | 17 | 0.4 | 71 | 1.8 | 33 | 6.7 | 17 | 34.8 | 7 | |
très bonne | 12.4 | 12 | 2.0 | 33 | 1.8 | 33 | 0.6 | 58 | 0.0 | . | 0.2 | 100 | 16.9 | 11 | |
total | 29.3 | 8 | 23.7 | 9 | 14.1 | 12 | 15.3 | 11 | 14.0 | 12 | 12.9 | 12 | 109.4 | 4 | |
il y a 31-40 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 2.7 | 27 | 2.4 | 29 | 1.0 | 45 | 2.4 | 29 | 2.2 | 30 | 1.0 | 45 | 11.6 | 13 | |
moyenne | 1.0 | 45 | 4.7 | 20 | 2.3 | 29 | 11.3 | 13 | 8.2 | 15 | 5.8 | 18 | 33.3 | 7 | |
bonne | 4.5 | 21 | 3.4 | 24 | 3.2 | 25 | 0.2 | 100 | 0.8 | 50 | 7.3 | 16 | 19.4 | 10 | |
très bonne | 3.5 | 24 | 0.4 | 71 | 1.1 | 45 | 0.0 | . | 0.0 | . | 0.0 | . | 5.0 | 20 | |
total | 11.8 | 13 | 10.9 | 13 | 7.6 | 16 | 13.9 | 12 | 11.2 | 13 | 14.0 | 11 | 69.3 | 5 | |
il y a 41-50 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.4 | 38 | 3.2 | 25 | 1.8 | 33 | 2.4 | 29 | 2.4 | 29 | 0.4 | 71 | 11.5 | 13 | |
moyenne | 0.2 | 100 | 2.6 | 28 | 1.7 | 33 | 7.7 | 16 | 2.6 | 28 | 7.3 | 16 | 22.1 | 9 | |
bonne | 2.2 | 30 | 1.5 | 35 | 1.8 | 33 | 0.0 | . | 1.4 | 38 | 11.3 | 13 | 18.2 | 10 | |
très bonne | 1.4 | 38 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 0.6 | 57 | 2.8 | 27 | |
total | 5.2 | 20 | 7.5 | 16 | 5.7 | 19 | 10.2 | 14 | 6.4 | 18 | 19.6 | 9 | 54.7 | 6 | |
il y a 51-100 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 0.6 | 58 | 0.6 | 58 | 0.8 | 50 | 1.4 | 38 | 2.0 | 32 | 0.8 | 50 | 6.0 | 18 | |
moyenne | 0.2 | 100 | 1.5 | 35 | 0.6 | 58 | 4.0 | 22 | 2.0 | 32 | 8.2 | 15 | 16.5 | 11 | |
bonne | 0.4 | 71 | 1.5 | 35 | 1.4 | 38 | 0.2 | 100 | 0.0 | . | 8.5 | 15 | 11.9 | 13 | |
très bonne | 0.8 | 50 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.9 | 45 | |
total | 2.0 | 32 | 3.7 | 22 | 2.7 | 27 | 5.5 | 19 | 4.0 | 22 | 17.5 | 10 | 35.3 | 7 | |
il y a >100 ans ou jamais aucune intervention | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.9 | 32 | 6.2 | 18 | 4.4 | 21 | 6.1 | 18 | 11.2 | 13 | 3.3 | 24 | 33.2 | 8 | |
moyenne | 2.1 | 31 | 6.0 | 18 | 2.8 | 27 | 15.5 | 11 | 9.7 | 14 | 21.8 | 9 | 57.8 | 6 | |
bonne | 3.4 | 24 | 3.3 | 25 | 4.5 | 21 | 0.2 | 100 | 2.5 | 28 | 14.6 | 11 | 28.5 | 8 | |
très bonne | 3.2 | 25 | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 4.0 | 22 | |
total | 10.6 | 14 | 15.9 | 11 | 11.9 | 13 | 21.7 | 9 | 23.5 | 9 | 39.9 | 6 | 123.4 | 4 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 32.7 | 7 | 35.8 | 7 | 19.3 | 10 | 20.9 | 10 | 32.0 | 8 | 6.8 | 17 | 147.5 | 3 | |
moyenne | 31.9 | 7 | 59.7 | 5 | 25.8 | 9 | 80.3 | 4 | 84.6 | 4 | 60.5 | 4 | 342.7 | 2 | |
bonne | 136.6 | 3 | 80.2 | 4 | 65.8 | 5 | 3.5 | 23 | 20.1 | 10 | 67.8 | 4 | 374.1 | 2 | |
très bonne | 224.1 | 2 | 20.8 | 9 | 17.1 | 11 | 1.9 | 31 | 0.0 | . | 1.5 | 37 | 265.4 | 2 | |
total | 425.3 | 1 | 196.5 | 2 | 128.0 | 3 | 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. 1226534. Birmensdorf, Swiss Federal Research Institute WSL