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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 | ||||||||||||||||
type de forêt (17 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 | 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 | . |
forêt inaccessible | 0.6 | 58 | 0.2 | 100 | 0.4 | 71 | 0.6 | 58 | 0.0 | . | 0.8 | 50 | 1.8 | 33 | 1.3 | 41 | 2.0 | 32 | 1.6 | 35 | 3.5 | 23 | 4.3 | 21 | 4.2 | 22 | 9.3 | 14 | 30.6 | 8 |
forêt buissonnante | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 1.8 | 33 | 0.6 | 58 | 3.4 | 24 | 4.4 | 21 | 2.2 | 30 | 8.3 | 16 | 13.5 | 12 | 23.5 | 9 | 58.7 | 6 |
surface forestière en permanence non boisée | 6.1 | 18 | 2.7 | 26 | 1.4 | 38 | 1.9 | 32 | 3.6 | 23 | 3.5 | 24 | 4.4 | 21 | 4.2 | 22 | 3.2 | 25 | 1.4 | 38 | 1.6 | 35 | 4.8 | 20 | 3.4 | 24 | 4.3 | 21 | 46.4 | 6 |
surface forestière temporairement non boisée | 0.6 | 58 | 0.2 | 100 | 0.7 | 50 | 0.5 | 58 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.7 | 58 | 0.6 | 58 | 0.2 | 100 | 0.8 | 50 | 1.0 | 45 | 1.2 | 41 | 0.6 | 58 | 7.6 | 16 |
tranchée, talus | 0.6 | 57 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.6 | 58 | 0.6 | 58 | 1.0 | 45 | 4.6 | 21 |
peuplement clairsemé | 10.3 | 14 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 0.2 | 100 | 2.4 | 29 | 6.3 | 18 | 3.8 | 23 | 7.4 | 16 | 1.0 | 45 | 3.6 | 23 | 12.4 | 13 | 13.7 | 12 | 8.9 | 14 | 70.9 | 5 |
selve, culture d'arbres | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 1.8 | 33 | 2.8 | 27 |
taillis | 0.8 | 50 | 0.6 | 58 | 0.5 | 58 | 0.2 | 100 | 0.4 | 70 | 0.0 | . | 0.4 | 71 | 0.2 | 100 | 0.6 | 58 | 0.2 | 100 | 0.0 | . | 1.6 | 35 | 0.6 | 58 | 16.9 | 10 | 23.2 | 9 |
taillis-sous-futaie | 4.6 | 20 | 5.7 | 18 | 2.3 | 29 | 0.8 | 50 | 7.1 | 16 | 0.2 | 100 | 0.4 | 71 | 1.2 | 41 | 2.5 | 28 | 0.4 | 71 | 0.8 | 50 | 2.1 | 30 | 2.3 | 29 | 18.4 | 10 | 48.9 | 6 |
futaie d'aspect jardiné | 13.2 | 12 | 0.0 | . | 0.4 | 71 | 2.4 | 29 | 0.8 | 50 | 3.9 | 22 | 16.7 | 11 | 4.3 | 21 | 6.0 | 18 | 1.4 | 38 | 2.8 | 27 | 16.4 | 11 | 25.6 | 9 | 9.5 | 14 | 103.3 | 4 |
futaie irrégulière | 15.7 | 11 | 2.1 | 30 | 3.3 | 24 | 4.7 | 20 | 6.6 | 17 | 4.8 | 20 | 8.3 | 15 | 7.0 | 17 | 4.7 | 20 | 1.8 | 33 | 2.7 | 27 | 16.2 | 11 | 13.5 | 12 | 14.0 | 11 | 105.4 | 4 |
recrû/fourré | 5.5 | 18 | 3.7 | 23 | 2.3 | 29 | 5.4 | 19 | 12.2 | 12 | 1.7 | 33 | 3.9 | 23 | 4.3 | 22 | 3.8 | 23 | 1.2 | 41 | 2.0 | 32 | 6.8 | 17 | 7.3 | 16 | 6.9 | 17 | 67.0 | 5 |
perchis | 16.4 | 11 | 7.0 | 16 | 6.9 | 17 | 8.9 | 15 | 16.1 | 11 | 4.3 | 21 | 6.8 | 17 | 7.3 | 16 | 3.0 | 26 | 4.3 | 21 | 2.9 | 26 | 12.7 | 12 | 8.8 | 15 | 17.8 | 10 | 123.1 | 4 |
jeune futaie | 28.0 | 8 | 8.0 | 15 | 10.0 | 14 | 7.5 | 16 | 14.4 | 11 | 7.7 | 16 | 14.4 | 12 | 9.8 | 14 | 5.9 | 18 | 4.1 | 22 | 3.3 | 24 | 9.1 | 15 | 7.9 | 16 | 8.6 | 15 | 138.8 | 4 |
futaie moyenne | 32.7 | 7 | 8.3 | 15 | 12.6 | 12 | 24.7 | 8 | 33.0 | 7 | 7.9 | 16 | 24.5 | 9 | 17.8 | 10 | 9.8 | 14 | 4.7 | 20 | 5.4 | 18 | 12.1 | 13 | 23.6 | 9 | 10.6 | 13 | 227.5 | 3 |
vieille futaie | 16.9 | 10 | 4.2 | 22 | 4.8 | 20 | 13.4 | 12 | 14.4 | 11 | 3.6 | 23 | 12.4 | 13 | 10.8 | 13 | 5.1 | 19 | 2.2 | 30 | 2.5 | 28 | 8.5 | 15 | 18.6 | 10 | 10.2 | 13 | 127.4 | 4 |
relevé incomplet | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 |
total | 152.3 | 2 | 42.8 | 6 | 46.9 | 6 | 71.6 | 4 | 109.3 | 3 | 41.4 | 6 | 102.6 | 3 | 73.4 | 4 | 58.6 | 5 | 29.3 | 8 | 34.4 | 7 | 117.0 | 4 | 144.7 | 3 | 162.3 | 2 | 1186.6 | 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. 1281414. Birmensdorf, Swiss Federal Research Institute WSL