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degré de fermeture | |||||||||||||||||||||
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pas d'indication | comprimé | normal | lâche | aéré | clairièré | en collectifs serrés | en collectifs normaux | fermeture étagée | total | ||||||||||||
région économique | zones supérieures et inférieures | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
ouest du Jura | zones inférieures | 0.2 | 100 | 30.3 | 7 | 26.7 | 7 | 8.8 | 14 | 10.7 | 13 | 2.0 | 32 | 0.6 | 57 | 0.8 | 50 | 3.0 | 25 | 83.0 | 3 |
zones supérieures | 0.4 | 71 | 12.6 | 12 | 15.0 | 11 | 7.8 | 15 | 14.0 | 11 | 6.5 | 17 | 2.0 | 31 | 2.2 | 30 | 7.0 | 17 | 67.5 | 4 | |
total | 0.6 | 58 | 42.8 | 6 | 41.7 | 6 | 16.6 | 10 | 24.6 | 8 | 8.4 | 15 | 2.6 | 27 | 3.0 | 26 | 9.9 | 14 | 150.5 | 1 | |
est du Jura | zones inférieures | 0.0 | . | 18.8 | 8 | 18.4 | 8 | 5.6 | 18 | 2.5 | 29 | 0.8 | 49 | 0.0 | . | 0.0 | . | 0.0 | . | 46.1 | 2 |
zones supérieures | 0.0 | . | 0.3 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 71 | |
total | 0.0 | . | 19.0 | 8 | 18.6 | 8 | 5.6 | 18 | 2.5 | 29 | 0.8 | 49 | 0.0 | . | 0.0 | . | 0.0 | . | 46.6 | 2 | |
ouest du Plateau | zones inférieures | 1.4 | 35 | 17.9 | 9 | 14.5 | 10 | 3.8 | 22 | 5.5 | 18 | 0.8 | 50 | 0.2 | 100 | 0.4 | 71 | 0.4 | 71 | 44.8 | 3 |
zones supérieures | 0.0 | . | 0.6 | 58 | 1.1 | 44 | 0.4 | 71 | 0.9 | 50 | 0.6 | 58 | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 4.2 | 22 | |
total | 1.4 | 35 | 18.6 | 8 | 15.6 | 10 | 4.2 | 21 | 6.3 | 17 | 1.4 | 38 | 0.4 | 71 | 0.6 | 57 | 0.6 | 57 | 49.1 | 2 | |
centre du Plateau | zones inférieures | 0.8 | 50 | 20.9 | 8 | 24.6 | 7 | 7.1 | 16 | 8.7 | 14 | 3.0 | 26 | 0.7 | 57 | 0.2 | 100 | 2.1 | 30 | 68.2 | 1 |
zones supérieures | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.9 | 45 | |
total | 0.8 | 50 | 21.1 | 8 | 24.8 | 7 | 7.3 | 16 | 8.9 | 14 | 3.0 | 26 | 0.7 | 57 | 0.2 | 100 | 2.3 | 28 | 69.1 | 1 | |
est du Plateau | zones inférieures | 1.0 | 45 | 33.4 | 6 | 38.1 | 6 | 16.1 | 10 | 12.6 | 12 | 2.4 | 29 | 0.4 | 71 | 1.1 | 41 | 1.1 | 41 | 106.2 | 1 |
zones supérieures | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 0.4 | 71 | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.4 | 38 | |
total | 1.0 | 45 | 33.6 | 6 | 38.5 | 6 | 16.5 | 10 | 13.0 | 12 | 2.4 | 29 | 0.4 | 71 | 1.1 | 41 | 1.1 | 41 | 107.6 | 1 | |
ouest des Préalpes | zones inférieures | 0.0 | . | 4.0 | 20 | 2.1 | 30 | 0.6 | 59 | 0.7 | 58 | 0.3 | 100 | 0.2 | 100 | 0.3 | 70 | 0.0 | . | 8.3 | 13 |
zones supérieures | 2.1 | 33 | 6.1 | 16 | 6.6 | 15 | 2.9 | 24 | 3.8 | 23 | 4.8 | 20 | 5.4 | 19 | 2.1 | 33 | 1.2 | 41 | 35.1 | 4 | |
total | 2.1 | 33 | 10.0 | 12 | 8.8 | 13 | 3.6 | 22 | 4.5 | 21 | 5.1 | 20 | 5.6 | 19 | 2.4 | 30 | 1.2 | 41 | 43.3 | 3 | |
centre des Préalpes | zones inférieures | 0.4 | 70 | 13.2 | 12 | 10.6 | 13 | 3.6 | 24 | 4.4 | 22 | 1.0 | 45 | 0.4 | 71 | 0.4 | 71 | 4.3 | 21 | 38.1 | 5 |
zones supérieures | 2.1 | 30 | 11.6 | 12 | 11.2 | 13 | 5.2 | 19 | 12.6 | 11 | 4.7 | 19 | 3.2 | 24 | 3.6 | 23 | 7.0 | 16 | 61.3 | 4 | |
total | 2.5 | 27 | 24.8 | 8 | 21.8 | 9 | 8.8 | 15 | 17.0 | 10 | 5.7 | 18 | 3.6 | 22 | 4.0 | 21 | 11.3 | 13 | 99.4 | 2 | |
est des Préalpes | zones inférieures | 0.0 | . | 13.8 | 10 | 10.2 | 13 | 3.3 | 25 | 2.2 | 31 | 1.3 | 41 | 0.2 | 100 | 0.4 | 71 | 0.2 | 100 | 31.5 | 5 |
zones supérieures | 1.6 | 35 | 10.0 | 13 | 9.3 | 13 | 3.6 | 22 | 5.0 | 19 | 3.3 | 24 | 3.0 | 26 | 4.1 | 21 | 0.8 | 50 | 40.9 | 5 | |
total | 1.6 | 35 | 23.8 | 8 | 19.6 | 9 | 6.9 | 16 | 7.1 | 16 | 4.6 | 21 | 3.2 | 25 | 4.5 | 20 | 1.1 | 45 | 72.3 | 2 | |
nord-ouest des Alpes | zones inférieures | 0.0 | . | 7.2 | 15 | 1.7 | 32 | 0.7 | 50 | 0.4 | 71 | 0.0 | . | 0.4 | 69 | 0.4 | 69 | 0.0 | . | 11.0 | 10 |
zones supérieures | 1.4 | 37 | 9.5 | 14 | 10.0 | 13 | 3.5 | 24 | 5.8 | 18 | 4.8 | 20 | 5.8 | 18 | 3.1 | 25 | 4.1 | 22 | 47.9 | 4 | |
total | 1.4 | 37 | 16.8 | 10 | 11.7 | 12 | 4.2 | 21 | 6.2 | 17 | 4.8 | 20 | 6.2 | 18 | 3.6 | 24 | 4.1 | 22 | 58.9 | 3 | |
centre des Alpes | zones inférieures | 0.0 | . | 3.4 | 22 | 2.6 | 27 | 0.6 | 56 | 0.6 | 57 | 0.4 | 70 | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 8.2 | 12 |
zones supérieures | 0.0 | . | 2.9 | 24 | 2.8 | 23 | 1.1 | 40 | 2.3 | 28 | 2.0 | 31 | 2.3 | 28 | 2.2 | 29 | 1.5 | 34 | 17.2 | 7 | |
total | 0.0 | . | 6.3 | 15 | 5.4 | 16 | 1.7 | 32 | 3.0 | 25 | 2.4 | 28 | 2.5 | 27 | 2.2 | 29 | 2.0 | 31 | 25.4 | 4 | |
nord-est des Alpes | zones inférieures | 0.0 | . | 3.5 | 20 | 3.0 | 23 | 0.6 | 59 | 0.5 | 56 | 0.5 | 71 | 0.6 | 54 | 0.4 | 70 | 0.0 | . | 9.0 | 11 |
zones supérieures | 0.6 | 58 | 3.9 | 22 | 3.3 | 24 | 1.5 | 38 | 2.7 | 26 | 3.5 | 22 | 2.7 | 26 | 2.3 | 28 | 0.2 | 100 | 20.8 | 7 | |
total | 0.6 | 58 | 7.4 | 15 | 6.4 | 16 | 2.0 | 32 | 3.2 | 24 | 4.0 | 21 | 3.3 | 24 | 2.6 | 26 | 0.2 | 100 | 29.8 | 5 | |
sud-ouest des Alpes | zones inférieures | 0.2 | 100 | 6.4 | 16 | 3.7 | 23 | 1.5 | 35 | 5.3 | 19 | 3.7 | 23 | 1.0 | 45 | 0.8 | 50 | 1.0 | 45 | 23.7 | 8 |
zones supérieures | 2.9 | 27 | 14.4 | 11 | 10.8 | 13 | 8.4 | 15 | 18.1 | 10 | 17.3 | 10 | 3.9 | 22 | 3.7 | 23 | 10.6 | 13 | 90.2 | 3 | |
total | 3.1 | 26 | 20.8 | 9 | 14.5 | 11 | 9.9 | 13 | 23.5 | 8 | 21.0 | 9 | 4.9 | 20 | 4.5 | 21 | 11.6 | 12 | 113.8 | 2 | |
sud-est des Alpes | zones inférieures | 0.6 | 58 | 3.6 | 23 | 5.3 | 19 | 3.8 | 20 | 4.2 | 21 | 1.8 | 33 | 0.8 | 50 | 1.6 | 35 | 0.8 | 50 | 22.6 | 8 |
zones supérieures | 3.1 | 25 | 10.2 | 13 | 14.1 | 11 | 13.5 | 12 | 22.4 | 9 | 19.6 | 9 | 14.6 | 11 | 15.8 | 11 | 6.9 | 17 | 120.2 | 2 | |
total | 3.7 | 23 | 13.8 | 11 | 19.4 | 9 | 17.3 | 10 | 26.7 | 8 | 21.5 | 9 | 15.4 | 11 | 17.4 | 10 | 7.6 | 16 | 142.8 | 2 | |
Sud des Alpes | zones inférieures | 0.2 | 100 | 29.2 | 7 | 16.9 | 10 | 2.4 | 29 | 5.3 | 19 | 2.5 | 27 | 6.8 | 17 | 1.4 | 38 | 0.4 | 71 | 65.1 | 4 |
zones supérieures | 1.4 | 38 | 16.1 | 10 | 12.7 | 12 | 6.2 | 17 | 12.4 | 12 | 15.8 | 11 | 6.6 | 17 | 9.0 | 14 | 4.7 | 20 | 84.8 | 3 | |
total | 1.6 | 35 | 45.3 | 5 | 29.7 | 7 | 8.7 | 15 | 17.7 | 10 | 18.3 | 10 | 13.4 | 12 | 10.3 | 13 | 5.1 | 19 | 150.0 | 2 | |
Suisse | zones inférieures | 4.8 | 20 | 205.5 | 3 | 178.4 | 3 | 58.6 | 6 | 63.6 | 5 | 20.3 | 10 | 12.5 | 13 | 8.2 | 15 | 13.7 | 12 | 565.7 | 1 |
zones supérieures | 15.5 | 11 | 98.5 | 4 | 97.9 | 4 | 54.8 | 6 | 100.6 | 4 | 83.0 | 5 | 49.8 | 6 | 48.2 | 6 | 44.5 | 6 | 592.9 | 1 | |
total | 20.3 | 10 | 304.0 | 2 | 276.4 | 2 | 113.4 | 4 | 164.2 | 3 | 103.3 | 4 | 62.3 | 6 | 56.4 | 6 | 58.2 | 6 | 1158.5 | 1 |
Citation du tableaux
Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold, A.; Meile, R.; Rösler, E.; Speich, S.; Traub, B., 2020: Inventaire forestier national suisse - Tableau no 871346. Birmensdorf, Institut fédéral de recherches WSL
https://doi.org/10.21258/1548086