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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 | |||||||||
degré de fermeture | zones supérieures/inférieures | 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 | . |
zones inférieures | 2.7 | 37 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.7 | 37 | |
zones supérieures | 0.7 | 71 | 4.4 | 29 | 2.6 | 38 | 2.4 | 38 | 3.9 | 30 | 1.4 | 50 | 15.4 | 15 | |
total | 3.4 | 33 | 4.4 | 29 | 2.6 | 38 | 2.4 | 38 | 3.9 | 30 | 1.4 | 50 | 18.2 | 14 | |
comprimé | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 112.9 | 5 | 22.6 | 12 | 16.0 | 14 | 7.1 | 22 | 1.3 | 50 | 41.2 | 8 | 201.1 | 4 | |
zones supérieures | 10.1 | 19 | 23.5 | 12 | 19.1 | 13 | 14.8 | 15 | 10.3 | 18 | 5.7 | 25 | 83.4 | 6 | |
total | 123.0 | 5 | 46.1 | 8 | 35.2 | 9 | 21.9 | 12 | 11.6 | 17 | 46.9 | 7 | 284.6 | 3 | |
normal | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 133.3 | 4 | 20.5 | 13 | 15.0 | 15 | 2.4 | 38 | 2.4 | 38 | 16.4 | 14 | 190.0 | 4 | |
zones supérieures | 16.4 | 14 | 23.6 | 12 | 19.1 | 13 | 11.2 | 17 | 14.0 | 16 | 7.5 | 21 | 91.7 | 6 | |
total | 149.6 | 4 | 44.1 | 8 | 34.1 | 10 | 13.6 | 16 | 16.4 | 14 | 23.9 | 11 | 281.7 | 3 | |
lâche | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 41.2 | 9 | 6.1 | 24 | 2.6 | 38 | 0.7 | 71 | 1.8 | 43 | 2.5 | 38 | 54.9 | 8 | |
zones supérieures | 7.7 | 21 | 7.9 | 20 | 6.9 | 22 | 7.4 | 22 | 11.6 | 17 | 4.0 | 29 | 45.6 | 8 | |
total | 48.9 | 8 | 14.0 | 15 | 9.5 | 19 | 8.1 | 21 | 13.5 | 16 | 6.5 | 23 | 100.6 | 6 | |
aéré | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 36.6 | 9 | 6.5 | 24 | 1.9 | 45 | 2.0 | 41 | 0.7 | 71 | 4.5 | 27 | 52.2 | 8 | |
zones supérieures | 15.4 | 15 | 23.0 | 12 | 9.5 | 19 | 17.3 | 14 | 28.2 | 11 | 11.0 | 17 | 104.4 | 5 | |
total | 52.0 | 8 | 29.5 | 11 | 11.4 | 18 | 19.4 | 13 | 28.9 | 11 | 15.5 | 14 | 156.7 | 4 | |
clairièré | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 8.5 | 20 | 1.1 | 58 | 1.2 | 58 | 1.4 | 50 | 0.7 | 71 | 3.3 | 31 | 16.3 | 15 | |
zones supérieures | 5.1 | 26 | 14.1 | 16 | 7.8 | 21 | 9.5 | 19 | 17.7 | 14 | 4.9 | 27 | 59.0 | 7 | |
total | 13.6 | 16 | 15.2 | 15 | 9.0 | 20 | 10.9 | 18 | 18.4 | 14 | 8.2 | 20 | 75.2 | 7 | |
en collectifs serrés | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 0.7 | 71 | 0.8 | 71 | 0.4 | 100 | 0.0 | . | 0.0 | . | 5.1 | 26 | 7.0 | 23 | |
zones supérieures | 0.7 | 71 | 8.3 | 21 | 6.0 | 24 | 2.8 | 35 | 7.4 | 22 | 2.0 | 41 | 27.2 | 11 | |
total | 1.5 | 50 | 9.1 | 20 | 6.3 | 23 | 2.8 | 35 | 7.4 | 22 | 7.1 | 22 | 34.3 | 10 | |
en collectifs normaux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 2.1 | 41 | 0.7 | 71 | 0.3 | 100 | 0.4 | 100 | 0.0 | . | 1.8 | 44 | 5.3 | 26 | |
zones supérieures | 1.9 | 44 | 8.5 | 20 | 7.3 | 22 | 2.4 | 38 | 14.2 | 16 | 5.9 | 24 | 40.2 | 9 | |
total | 4.0 | 30 | 9.2 | 19 | 7.6 | 22 | 2.8 | 35 | 14.2 | 16 | 7.6 | 21 | 45.5 | 9 | |
fermeture étagée | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 5.2 | 26 | 4.0 | 31 | 0.3 | 100 | 0.3 | 100 | 0.0 | . | 0.3 | 100 | 10.2 | 19 | |
zones supérieures | 9.1 | 19 | 10.4 | 18 | 1.8 | 45 | 13.1 | 16 | 5.0 | 27 | 3.2 | 33 | 42.6 | 9 | |
total | 14.3 | 15 | 14.4 | 16 | 2.2 | 41 | 13.4 | 16 | 5.0 | 27 | 3.5 | 31 | 52.8 | 8 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
zones inférieures | 343.3 | 1 | 62.3 | 7 | 37.7 | 9 | 14.4 | 15 | 6.9 | 22 | 75.2 | 5 | 539.8 | 1 | |
zones supérieures | 67.1 | 6 | 123.7 | 4 | 80.1 | 6 | 81.0 | 6 | 112.3 | 5 | 45.5 | 7 | 509.7 | 2 | |
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. 1207281. Birmensdorf, Swiss Federal Research Institute WSL