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région de production | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jura | Plateau | Préalpes | Alpes | Sud des Alpes | Suisse | ||||||||
degré de recouvrement de la régénération (6 classes) | âge du peuplement (classes de 40 ans) | 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 (sans boisement) | 0.8 | 70 | 1.5 | 50 | 2.5 | 41 | 3.8 | 30 | 1.5 | 50 | 10.0 | 19 | |
1-40 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
41-80 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
81-120 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
121-160 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
>160 ans | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
peuplements inéquiens | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 0.8 | 70 | 1.5 | 50 | 2.5 | 41 | 3.8 | 30 | 1.5 | 50 | 10.0 | 19 | |
<1% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
1-40 ans | 0.4 | 100 | 2.4 | 38 | 1.1 | 58 | 0.7 | 71 | 0.0 | . | 4.5 | 28 | |
41-80 ans | 0.7 | 71 | 3.1 | 33 | 1.9 | 45 | 2.2 | 41 | 0.4 | 100 | 8.2 | 21 | |
81-120 ans | 2.9 | 35 | 4.3 | 29 | 5.1 | 26 | 4.3 | 28 | 1.4 | 50 | 18.1 | 14 | |
121-160 ans | 1.7 | 45 | 1.4 | 50 | 4.6 | 27 | 6.3 | 23 | 2.5 | 37 | 16.6 | 14 | |
>160 ans | 0.4 | 100 | 0.0 | . | 1.4 | 50 | 11.9 | 17 | 0.4 | 100 | 14.1 | 16 | |
peuplements inéquiens | 0.4 | 100 | 0.0 | . | 1.0 | 58 | 2.1 | 41 | 0.0 | . | 3.4 | 32 | |
total | 6.4 | 23 | 11.1 | 17 | 15.1 | 15 | 27.5 | 11 | 4.7 | 27 | 64.9 | 7 | |
1-9% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
1-40 ans | 2.2 | 41 | 4.7 | 26 | 1.0 | 58 | 3.9 | 30 | 7.9 | 21 | 19.7 | 13 | |
41-80 ans | 10.9 | 17 | 14.6 | 15 | 10.6 | 18 | 10.5 | 18 | 10.6 | 18 | 57.1 | 8 | |
81-120 ans | 14.0 | 15 | 16.1 | 14 | 14.7 | 15 | 19.1 | 13 | 6.9 | 22 | 70.8 | 7 | |
121-160 ans | 9.6 | 19 | 4.5 | 28 | 9.9 | 18 | 26.0 | 11 | 4.3 | 28 | 54.4 | 8 | |
>160 ans | 2.5 | 38 | 0.0 | . | 5.7 | 25 | 34.8 | 10 | 4.7 | 27 | 47.8 | 8 | |
peuplements inéquiens | 3.0 | 35 | 3.4 | 31 | 5.8 | 23 | 15.1 | 15 | 8.3 | 20 | 35.5 | 10 | |
total | 42.2 | 8 | 43.3 | 8 | 47.8 | 8 | 109.4 | 5 | 42.7 | 8 | 285.4 | 3 | |
10-25% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
1-40 ans | 3.5 | 31 | 9.7 | 18 | 4.7 | 28 | 6.9 | 22 | 8.2 | 20 | 33.0 | 10 | |
41-80 ans | 13.1 | 16 | 12.6 | 16 | 9.4 | 19 | 11.2 | 17 | 9.2 | 19 | 55.6 | 8 | |
81-120 ans | 18.6 | 13 | 22.9 | 12 | 17.8 | 14 | 11.8 | 17 | 2.1 | 41 | 73.2 | 7 | |
121-160 ans | 8.9 | 20 | 5.9 | 24 | 7.9 | 21 | 15.9 | 14 | 4.0 | 30 | 42.6 | 9 | |
>160 ans | 0.7 | 71 | 0.0 | . | 2.4 | 38 | 13.1 | 16 | 0.8 | 71 | 16.9 | 14 | |
peuplements inéquiens | 3.5 | 31 | 3.4 | 31 | 11.2 | 18 | 20.8 | 13 | 9.6 | 19 | 48.6 | 8 | |
total | 48.4 | 8 | 54.5 | 7 | 53.4 | 7 | 79.7 | 6 | 34.0 | 9 | 270.0 | 3 | |
26-50% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
1-40 ans | 3.1 | 33 | 13.6 | 15 | 7.9 | 21 | 9.5 | 19 | 8.8 | 20 | 42.9 | 9 | |
41-80 ans | 7.8 | 21 | 6.9 | 22 | 6.9 | 23 | 10.4 | 18 | 4.4 | 29 | 36.4 | 10 | |
81-120 ans | 9.9 | 18 | 15.6 | 14 | 11.3 | 18 | 6.2 | 23 | 1.9 | 45 | 44.9 | 9 | |
121-160 ans | 6.1 | 24 | 3.8 | 30 | 4.7 | 28 | 4.9 | 27 | 1.8 | 44 | 21.4 | 13 | |
>160 ans | 1.2 | 57 | 1.1 | 58 | 0.8 | 71 | 5.3 | 26 | 0.4 | 100 | 8.7 | 20 | |
peuplements inéquiens | 6.1 | 24 | 4.5 | 27 | 9.6 | 19 | 19.4 | 13 | 7.2 | 22 | 46.8 | 9 | |
total | 34.2 | 9 | 45.4 | 8 | 41.3 | 9 | 55.7 | 7 | 24.5 | 11 | 201.0 | 4 | |
51-75% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
1-40 ans | 4.5 | 27 | 8.6 | 20 | 6.6 | 23 | 12.0 | 17 | 4.4 | 28 | 36.1 | 10 | |
41-80 ans | 3.8 | 30 | 5.1 | 26 | 3.7 | 31 | 5.0 | 27 | 2.1 | 41 | 19.7 | 13 | |
81-120 ans | 7.8 | 21 | 18.4 | 13 | 7.0 | 23 | 1.4 | 50 | 0.7 | 70 | 35.3 | 10 | |
121-160 ans | 5.3 | 26 | 5.0 | 26 | 2.8 | 36 | 1.4 | 50 | 0.4 | 100 | 14.9 | 15 | |
>160 ans | 1.1 | 58 | 0.4 | 100 | 0.4 | 100 | 1.4 | 50 | 0.7 | 71 | 4.0 | 30 | |
peuplements inéquiens | 4.6 | 27 | 0.7 | 71 | 7.0 | 22 | 4.9 | 27 | 1.1 | 58 | 18.3 | 14 | |
total | 27.1 | 11 | 38.0 | 9 | 27.6 | 11 | 26.1 | 11 | 9.4 | 19 | 128.3 | 5 | |
76-100% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
1-40 ans | 6.6 | 22 | 11.6 | 16 | 7.3 | 21 | 11.3 | 17 | 3.6 | 31 | 40.5 | 9 | |
41-80 ans | 6.6 | 22 | 3.0 | 33 | 0.7 | 71 | 1.1 | 57 | 0.0 | . | 11.4 | 17 | |
81-120 ans | 9.6 | 19 | 8.7 | 20 | 2.6 | 38 | 0.3 | 100 | 0.0 | . | 21.2 | 13 | |
121-160 ans | 4.3 | 29 | 2.8 | 35 | 0.8 | 71 | 0.3 | 100 | 0.0 | . | 8.2 | 21 | |
>160 ans | 1.8 | 45 | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 0.4 | 100 | 3.2 | 33 | |
peuplements inéquiens | 1.4 | 50 | 0.7 | 71 | 2.2 | 41 | 1.1 | 58 | 0.0 | . | 5.4 | 26 | |
total | 30.2 | 10 | 27.2 | 11 | 13.6 | 16 | 14.9 | 15 | 4.0 | 30 | 89.9 | 6 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.8 | 70 | 1.5 | 50 | 2.5 | 41 | 3.8 | 30 | 1.5 | 50 | 10.0 | 19 | |
1-40 ans | 20.3 | 12 | 50.4 | 7 | 28.5 | 10 | 44.4 | 8 | 33.1 | 9 | 176.8 | 4 | |
41-80 ans | 42.9 | 8 | 45.2 | 8 | 33.3 | 10 | 40.4 | 9 | 26.7 | 10 | 188.4 | 4 | |
81-120 ans | 62.8 | 6 | 86.0 | 5 | 58.6 | 7 | 43.1 | 8 | 13.1 | 16 | 263.5 | 3 | |
121-160 ans | 36.0 | 9 | 23.4 | 12 | 30.8 | 10 | 54.8 | 7 | 13.0 | 16 | 158.0 | 4 | |
>160 ans | 7.7 | 21 | 1.8 | 45 | 10.7 | 18 | 67.3 | 7 | 7.2 | 22 | 94.7 | 6 | |
peuplements inéquiens | 18.9 | 13 | 12.7 | 16 | 36.9 | 9 | 63.3 | 7 | 26.2 | 11 | 158.0 | 4 | |
total | 189.3 | 2 | 221.0 | 1 | 201.3 | 2 | 317.1 | 2 | 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. 1373106. Birmensdorf, Swiss Federal Research Institute WSL