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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 | |||||||||
assortiment | classes d'assortiments (USC 2010) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
petit bois | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
classes 1 et 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
classes 3 et 4 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
classes 5 et 6 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
bois résineux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
petit bois | 2.1 | 1.4 | 0.7 | 0.1 | 1.3 | 0.5 | 1.8 | 0.9 | 1.7 | 0.5 | 0.6 | 0.0 | 1.3 | 0.2 | |
classes 1 et 2 | 77.8 | 7.7 | 31.0 | 5.1 | 47.5 | 14.9 | 49.8 | 15.5 | 59.7 | 7.7 | 61.9 | 0.0 | 46.5 | 5.4 | |
classes 3 et 4 | 20.1 | 9.0 | 55.9 | 3.4 | 37.6 | 7.2 | 39.0 | 12.3 | 33.2 | 6.1 | 37.5 | 0.0 | 42.6 | 3.7 | |
classes 5 et 6 | 0.0 | . | 12.4 | 4.9 | 13.6 | 9.3 | 9.4 | 6.3 | 5.4 | 3.0 | 0.0 | . | 9.7 | 2.9 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
bois court résineux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
petit bois | 1.0 | 0.1 | 0.8 | 0.0 | 0.7 | 0.0 | 1.2 | 0.1 | 1.1 | 0.1 | 0.9 | 0.0 | 0.9 | 0.0 | |
classes 1 et 2 | 36.6 | 1.3 | 33.2 | 1.0 | 30.2 | 1.3 | 42.1 | 1.6 | 38.0 | 1.3 | 33.1 | 1.5 | 35.2 | 0.5 | |
classes 3 et 4 | 46.9 | 0.9 | 47.5 | 0.8 | 48.2 | 0.9 | 43.4 | 1.1 | 45.1 | 0.8 | 44.4 | 1.5 | 46.3 | 0.4 | |
classes 5 et 6 | 15.5 | 1.0 | 18.5 | 0.9 | 20.9 | 1.3 | 13.4 | 1.1 | 15.8 | 1.0 | 21.6 | 2.1 | 17.5 | 0.5 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
bois mi-long résineux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
petit bois | 3.5 | 0.3 | 3.2 | 0.3 | 3.6 | 0.5 | 3.8 | 0.6 | 3.2 | 0.8 | 7.6 | 1.3 | 3.6 | 0.2 | |
classes 1 et 2 | 28.6 | 3.9 | 22.2 | 2.4 | 21.6 | 5.1 | 30.3 | 5.6 | 17.2 | 4.1 | 18.9 | 5.4 | 24.9 | 1.9 | |
classes 3 et 4 | 48.8 | 3.6 | 47.7 | 2.9 | 42.2 | 3.8 | 51.6 | 5.2 | 51.6 | 6.1 | 58.1 | 5.3 | 48.6 | 1.8 | |
classes 5 et 6 | 19.1 | 3.4 | 26.9 | 3.3 | 32.6 | 4.0 | 14.4 | 3.9 | 27.9 | 8.5 | 15.5 | 3.8 | 22.9 | 1.9 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
bois long résineux | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | . | . | 0.0 | . |
petit bois | 18.4 | 0.8 | 19.9 | 4.0 | 13.0 | 1.3 | 19.9 | 6.8 | 19.9 | 0.0 | . | . | 18.2 | 0.8 | |
classes 1 et 2 | 12.5 | 0.9 | 18.5 | 5.4 | 9.1 | 2.3 | 6.7 | 3.6 | 13.0 | 0.0 | . | . | 12.5 | 0.9 | |
classes 3 et 4 | 53.4 | 1.5 | 53.8 | 8.3 | 63.6 | 4.7 | 42.4 | 5.8 | 67.1 | 0.0 | . | . | 53.9 | 1.4 | |
classes 5 et 6 | 15.7 | 1.5 | 7.7 | 6.2 | 14.3 | 5.0 | 31.0 | 5.9 | 0.0 | . | . | . | 15.4 | 1.4 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | . | . | 100.0 | . | |
bois rond feuillus | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
petit bois | 0.4 | 0.0 | 0.4 | 0.0 | 0.4 | 0.0 | 0.7 | 0.1 | 0.6 | 0.1 | 0.7 | 0.0 | 0.4 | 0.0 | |
classes 1 et 2 | 32.6 | 0.8 | 41.9 | 2.2 | 37.7 | 1.9 | 69.7 | 4.2 | 52.8 | 5.8 | 61.7 | 1.9 | 40.3 | 0.7 | |
classes 3 et 4 | 49.2 | 0.8 | 44.8 | 1.7 | 50.0 | 1.6 | 24.0 | 3.1 | 36.1 | 4.0 | 28.8 | 1.3 | 44.8 | 0.6 | |
classes 5 et 6 | 17.8 | 0.9 | 12.8 | 1.7 | 11.9 | 1.4 | 5.7 | 1.7 | 10.6 | 3.0 | 8.8 | 1.4 | 14.5 | 0.6 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
petit bois | 4.7 | 0.3 | 1.4 | 0.2 | 1.3 | 0.2 | 1.9 | 0.3 | 1.1 | 0.1 | 0.9 | 0.1 | 2.6 | 0.1 | |
classes 1 et 2 | 29.2 | 0.6 | 33.9 | 0.9 | 31.3 | 1.1 | 42.8 | 1.5 | 38.9 | 1.2 | 46.5 | 1.4 | 34.2 | 0.4 | |
classes 3 et 4 | 49.4 | 0.6 | 47.2 | 0.7 | 49.1 | 0.8 | 42.2 | 1.1 | 44.5 | 0.8 | 37.2 | 1.1 | 46.6 | 0.3 | |
classes 5 et 6 | 16.7 | 0.6 | 17.5 | 0.8 | 18.4 | 1.0 | 13.1 | 1.0 | 15.4 | 0.9 | 15.4 | 1.3 | 16.5 | 0.4 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
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. 1213559. Birmensdorf, Swiss Federal Research Institute WSL