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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 | . | 0.4 | 100 | 0.7 | 71 | 0.0 | . | 0.3 | 100 | 1.4 | 50 | |
moyenne | 0.0 | . | 1.1 | 58 | 0.0 | . | 0.0 | . | 0.4 | 100 | 1.0 | 58 | 2.5 | 38 | |
bonne | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 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 | . | 1.1 | 58 | 0.7 | 71 | 0.7 | 71 | 0.4 | 100 | 1.4 | 50 | 4.3 | 29 | |
il y a =10 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 15.3 | 15 | 10.9 | 18 | 3.9 | 30 | 3.9 | 30 | 6.0 | 24 | 0.7 | 71 | 40.5 | 9 | |
moyenne | 17.9 | 13 | 18.3 | 13 | 9.6 | 19 | 23.4 | 12 | 25.8 | 11 | 7.5 | 21 | 102.6 | 6 | |
bonne | 84.1 | 6 | 36.2 | 9 | 32.2 | 10 | 0.7 | 70 | 8.7 | 20 | 9.5 | 19 | 171.4 | 4 | |
très bonne | 157.9 | 4 | 11.2 | 18 | 8.3 | 21 | 0.7 | 71 | 0.0 | . | 0.0 | . | 178.1 | 4 | |
total | 275.2 | 2 | 76.6 | 6 | 54.0 | 8 | 28.7 | 11 | 40.4 | 9 | 17.7 | 13 | 492.7 | 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 | 5.2 | 26 | 6.4 | 24 | 4.6 | 28 | 1.4 | 50 | 2.1 | 41 | 0.4 | 100 | 20.1 | 13 | |
moyenne | 5.1 | 26 | 16.5 | 14 | 6.0 | 24 | 15.5 | 15 | 13.7 | 16 | 1.7 | 45 | 58.6 | 8 | |
bonne | 25.5 | 11 | 20.6 | 13 | 13.0 | 16 | 0.7 | 71 | 2.5 | 38 | 6.5 | 23 | 68.8 | 7 | |
très bonne | 41.8 | 9 | 4.5 | 29 | 2.9 | 35 | 0.0 | . | 0.0 | . | 0.0 | . | 49.2 | 8 | |
total | 77.7 | 6 | 48.0 | 8 | 26.5 | 11 | 17.7 | 14 | 18.3 | 14 | 8.5 | 20 | 196.7 | 4 | |
il y a 21-30 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 4.1 | 28 | 6.0 | 24 | 3.4 | 32 | 1.8 | 45 | 4.7 | 28 | 0.3 | 100 | 20.4 | 13 | |
moyenne | 4.0 | 30 | 6.1 | 24 | 5.5 | 25 | 10.6 | 18 | 14.0 | 16 | 4.3 | 29 | 44.6 | 9 | |
bonne | 11.9 | 17 | 11.6 | 17 | 8.5 | 20 | 0.6 | 70 | 4.2 | 29 | 6.2 | 24 | 43.0 | 9 | |
très bonne | 11.0 | 17 | 1.9 | 45 | 2.3 | 41 | 0.4 | 100 | 0.0 | . | 0.0 | . | 15.5 | 15 | |
total | 31.1 | 10 | 25.6 | 11 | 19.7 | 13 | 13.4 | 16 | 22.8 | 12 | 10.9 | 18 | 123.5 | 5 | |
il y a 31-40 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.4 | 50 | 4.1 | 30 | 4.3 | 29 | 4.6 | 28 | 5.7 | 25 | 1.4 | 50 | 21.5 | 13 | |
moyenne | 1.4 | 50 | 7.9 | 21 | 1.7 | 45 | 5.5 | 25 | 13.1 | 16 | 8.6 | 20 | 38.1 | 9 | |
bonne | 7.0 | 22 | 4.9 | 27 | 4.2 | 29 | 0.3 | 100 | 1.7 | 45 | 5.3 | 26 | 23.4 | 12 | |
très bonne | 5.6 | 25 | 1.1 | 57 | 1.0 | 58 | 0.0 | . | 0.0 | . | 0.4 | 100 | 8.0 | 21 | |
total | 15.3 | 15 | 17.9 | 14 | 11.3 | 18 | 10.4 | 18 | 20.5 | 13 | 15.7 | 14 | 91.1 | 6 | |
il y a 41-50 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 1.1 | 58 | 2.6 | 38 | 0.7 | 71 | 5.4 | 26 | 4.9 | 27 | 4.2 | 29 | 18.9 | 14 | |
moyenne | 2.6 | 37 | 5.3 | 26 | 1.4 | 50 | 4.3 | 29 | 9.0 | 20 | 9.2 | 19 | 31.8 | 11 | |
bonne | 2.8 | 35 | 2.1 | 41 | 3.8 | 30 | 0.7 | 71 | 2.1 | 41 | 4.3 | 29 | 15.9 | 15 | |
très bonne | 1.4 | 50 | 0.7 | 71 | 1.0 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 3.1 | 33 | |
total | 7.9 | 21 | 10.7 | 18 | 6.9 | 22 | 10.3 | 19 | 16.0 | 15 | 17.7 | 14 | 69.6 | 7 | |
il y a 51-100 ans | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 5.6 | 25 | 8.1 | 21 | 8.9 | 20 | 10.3 | 18 | 13.6 | 16 | 8.0 | 21 | 54.5 | 8 | |
moyenne | 0.7 | 71 | 10.8 | 18 | 3.6 | 30 | 24.0 | 12 | 16.1 | 15 | 32.2 | 10 | 87.3 | 6 | |
bonne | 4.8 | 27 | 5.5 | 25 | 6.7 | 23 | 1.0 | 58 | 2.8 | 35 | 31.5 | 9 | 52.3 | 8 | |
très bonne | 5.5 | 25 | 1.0 | 58 | 1.2 | 58 | 0.4 | 100 | 0.0 | . | 0.8 | 70 | 8.9 | 20 | |
total | 16.6 | 14 | 25.4 | 12 | 20.3 | 13 | 35.7 | 10 | 32.5 | 10 | 72.4 | 6 | 203.0 | 4 | |
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 | 0.3 | 100 | 10.3 | 18 | 9.5 | 20 | 5.3 | 26 | 17.4 | 14 | 5.4 | 25 | 48.3 | 8 | |
moyenne | 0.7 | 71 | 7.3 | 22 | 5.3 | 26 | 15.6 | 15 | 12.1 | 17 | 28.3 | 10 | 69.3 | 7 | |
bonne | 1.8 | 45 | 2.2 | 41 | 5.1 | 27 | 0.0 | . | 2.4 | 38 | 15.5 | 15 | 27.0 | 11 | |
très bonne | 1.0 | 58 | 0.3 | 100 | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 1.7 | 45 | |
total | 3.8 | 30 | 20.1 | 13 | 20.2 | 13 | 21.0 | 13 | 32.0 | 10 | 49.3 | 7 | 146.3 | 5 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
faible | 33.0 | 10 | 48.3 | 8 | 35.7 | 10 | 33.4 | 10 | 54.4 | 8 | 20.8 | 12 | 225.6 | 4 | |
moyenne | 32.4 | 10 | 73.3 | 7 | 33.1 | 10 | 99.0 | 5 | 104.0 | 5 | 92.9 | 5 | 434.7 | 2 | |
bonne | 137.9 | 4 | 83.2 | 6 | 73.9 | 6 | 4.1 | 29 | 24.4 | 12 | 78.8 | 5 | 402.3 | 2 | |
très bonne | 224.2 | 3 | 20.6 | 13 | 17.0 | 14 | 1.4 | 50 | 0.0 | . | 1.2 | 57 | 264.5 | 3 | |
total | 427.6 | 1 | 225.4 | 3 | 159.7 | 4 | 138.0 | 4 | 182.8 | 4 | 193.6 | 2 | 1327.1 | 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. 1411360. Birmensdorf, Swiss Federal Research Institute WSL