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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 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
moyenne | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
bonne | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | |
très bonne | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | |
il y a =10 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 14.5 | 15 | 14.2 | 16 | 5.6 | 24 | 2.1 | 41 | 4.9 | 27 | 0.3 | 100 | 41.7 | 9 | |
moyenne | 15.3 | 15 | 19.5 | 13 | 8.2 | 20 | 17.3 | 14 | 24.9 | 12 | 4.0 | 30 | 89.1 | 6 | |
bonne | 78.7 | 6 | 36.1 | 10 | 28.2 | 11 | 1.0 | 58 | 8.7 | 20 | 8.4 | 20 | 161.1 | 4 | |
très bonne | 148.9 | 4 | 10.9 | 18 | 7.6 | 22 | 0.7 | 71 | 0.0 | . | 0.4 | 100 | 168.5 | 4 | |
total | 257.4 | 2 | 80.7 | 6 | 49.6 | 8 | 21.1 | 13 | 38.6 | 9 | 13.1 | 16 | 460.4 | 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 | 7.4 | 22 | 7.8 | 21 | 2.1 | 41 | 1.8 | 45 | 3.6 | 31 | 0.0 | . | 22.6 | 12 | |
moyenne | 9.8 | 19 | 13.6 | 16 | 6.0 | 24 | 8.8 | 20 | 21.3 | 13 | 4.6 | 27 | 64.1 | 7 | |
bonne | 35.6 | 9 | 21.7 | 12 | 16.2 | 14 | 0.7 | 71 | 3.5 | 32 | 7.9 | 21 | 85.6 | 6 | |
très bonne | 46.0 | 8 | 6.9 | 23 | 5.1 | 26 | 0.0 | . | 0.0 | . | 0.0 | . | 58.1 | 7 | |
total | 98.8 | 5 | 49.9 | 8 | 29.5 | 11 | 11.2 | 17 | 28.3 | 11 | 12.5 | 16 | 230.3 | 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 | 3.9 | 30 | 3.6 | 32 | 2.2 | 41 | 2.9 | 35 | 2.8 | 35 | 0.4 | 100 | 15.7 | 15 | |
moyenne | 2.9 | 35 | 9.1 | 19 | 1.4 | 50 | 8.9 | 20 | 10.0 | 19 | 4.4 | 28 | 36.6 | 10 | |
bonne | 7.7 | 21 | 8.8 | 19 | 7.3 | 22 | 0.7 | 71 | 1.7 | 45 | 6.3 | 24 | 32.6 | 10 | |
très bonne | 12.7 | 16 | 0.7 | 71 | 1.4 | 50 | 0.0 | . | 0.0 | . | 0.0 | . | 14.7 | 15 | |
total | 27.1 | 11 | 22.1 | 12 | 12.3 | 17 | 12.4 | 17 | 14.5 | 15 | 11.1 | 17 | 99.5 | 6 | |
il y a 31-40 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 3.1 | 33 | 1.7 | 45 | 1.0 | 58 | 1.4 | 50 | 3.6 | 31 | 1.0 | 58 | 11.8 | 17 | |
moyenne | 1.5 | 50 | 3.5 | 32 | 2.5 | 38 | 12.8 | 16 | 5.0 | 27 | 5.7 | 24 | 30.8 | 10 | |
bonne | 4.6 | 28 | 2.8 | 35 | 3.2 | 33 | 0.3 | 100 | 1.0 | 58 | 6.0 | 24 | 18.0 | 14 | |
très bonne | 4.5 | 28 | 0.4 | 100 | 1.1 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 6.0 | 24 | |
total | 13.7 | 16 | 8.4 | 20 | 7.8 | 21 | 14.5 | 15 | 9.6 | 19 | 12.7 | 16 | 66.6 | 7 | |
il y a 41-50 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.7 | 45 | 1.9 | 45 | 2.7 | 38 | 1.7 | 45 | 2.1 | 41 | 0.0 | . | 10.2 | 19 | |
moyenne | 0.0 | . | 3.1 | 34 | 1.2 | 50 | 8.3 | 20 | 3.2 | 33 | 5.4 | 25 | 21.4 | 13 | |
bonne | 1.8 | 45 | 2.1 | 41 | 1.5 | 50 | 0.0 | . | 0.7 | 71 | 11.3 | 17 | 17.3 | 14 | |
très bonne | 1.4 | 50 | 0.4 | 100 | 0.7 | 71 | 0.4 | 100 | 0.0 | . | 0.8 | 70 | 3.6 | 32 | |
total | 4.9 | 27 | 7.5 | 22 | 6.1 | 24 | 10.4 | 18 | 6.0 | 24 | 17.5 | 13 | 52.5 | 8 | |
il y a 51-100 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 0.3 | 100 | 0.3 | 100 | 0.7 | 71 | 1.4 | 50 | 1.8 | 45 | 0.7 | 70 | 5.2 | 26 | |
moyenne | 0.0 | . | 1.6 | 45 | 0.6 | 71 | 3.5 | 32 | 2.1 | 41 | 9.0 | 19 | 16.8 | 14 | |
bonne | 0.0 | . | 1.5 | 44 | 1.4 | 50 | 0.0 | . | 0.0 | . | 9.7 | 19 | 12.7 | 16 | |
très bonne | 0.3 | 100 | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 71 | |
total | 0.7 | 71 | 3.7 | 29 | 2.7 | 35 | 4.9 | 27 | 3.9 | 30 | 19.4 | 13 | 35.3 | 10 | |
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 | 1.4 | 50 | 5.2 | 26 | 3.2 | 33 | 4.2 | 29 | 8.5 | 20 | 1.7 | 44 | 24.2 | 12 | |
moyenne | 1.1 | 58 | 5.6 | 25 | 1.8 | 45 | 16.3 | 14 | 6.8 | 23 | 21.1 | 12 | 52.6 | 8 | |
bonne | 2.4 | 38 | 2.4 | 41 | 5.0 | 27 | 0.0 | . | 3.1 | 33 | 11.6 | 17 | 24.5 | 12 | |
très bonne | 2.8 | 35 | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.1 | 33 | |
total | 7.7 | 21 | 13.5 | 16 | 9.9 | 19 | 20.5 | 13 | 18.4 | 14 | 34.4 | 9 | 104.4 | 5 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 32.3 | 10 | 34.8 | 10 | 17.5 | 14 | 15.5 | 15 | 27.2 | 11 | 4.1 | 29 | 131.3 | 5 | |
moyenne | 30.6 | 10 | 56.0 | 7 | 21.6 | 12 | 75.8 | 6 | 73.3 | 6 | 54.1 | 6 | 311.5 | 3 | |
bonne | 130.8 | 4 | 75.4 | 6 | 62.8 | 7 | 3.0 | 33 | 18.7 | 13 | 61.3 | 6 | 352.1 | 3 | |
très bonne | 216.6 | 3 | 19.8 | 13 | 15.9 | 15 | 1.1 | 57 | 0.0 | . | 1.2 | 57 | 254.7 | 3 | |
total | 410.3 | 1 | 186.1 | 3 | 117.8 | 5 | 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. 1226519. Birmensdorf, Swiss Federal Research Institute WSL