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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 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 | ±% | 1000 ha | ±% |
pas d'indication | pas d'indication | 0.0 | . | 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 | . | 0.0 | . | |
1-40 ans | 0.0 | . | 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 | . | 0.0 | . | |
81-120 ans | 0.0 | . | 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 | . | 0.0 | . | |
>160 ans | 0.0 | . | 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 | . | 0.0 | . | |
total | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
<1% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 1.4 | 50 | 0.7 | 71 | 0.0 | . | 0.4 | 100 | 2.0 | 41 | 0.7 | 70 | 5.1 | 26 | |
1-40 ans | 1.7 | 45 | 0.0 | . | 0.8 | 71 | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 3.6 | 32 | |
41-80 ans | 0.7 | 71 | 1.0 | 58 | 2.1 | 41 | 1.1 | 58 | 0.7 | 71 | 4.0 | 30 | 9.6 | 19 | |
81-120 ans | 1.4 | 50 | 1.1 | 58 | 2.9 | 33 | 0.4 | 100 | 1.7 | 45 | 0.7 | 71 | 8.1 | 20 | |
121-160 ans | 1.1 | 58 | 1.7 | 45 | 1.0 | 58 | 1.7 | 45 | 1.8 | 45 | 1.8 | 45 | 9.1 | 20 | |
>160 ans | 0.4 | 100 | 2.4 | 38 | 0.7 | 71 | 2.4 | 38 | 3.9 | 30 | 1.4 | 50 | 11.2 | 18 | |
peuplements inéquiens | 1.1 | 58 | 2.1 | 41 | 1.0 | 58 | 3.2 | 33 | 1.1 | 58 | 1.3 | 50 | 9.8 | 19 | |
total | 7.8 | 21 | 8.8 | 20 | 8.5 | 20 | 9.1 | 19 | 11.9 | 17 | 10.3 | 18 | 56.5 | 8 | |
1-9% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 2.8 | 35 | 1.0 | 58 | 0.7 | 71 | 1.1 | 58 | 2.7 | 35 | 0.7 | 71 | 8.9 | 20 | |
1-40 ans | 11.3 | 17 | 3.8 | 32 | 3.6 | 32 | 3.2 | 33 | 3.1 | 33 | 4.9 | 26 | 29.8 | 11 | |
41-80 ans | 28.1 | 11 | 10.2 | 19 | 8.5 | 20 | 6.4 | 23 | 8.5 | 20 | 31.1 | 10 | 92.7 | 6 | |
81-120 ans | 20.4 | 13 | 9.5 | 19 | 12.8 | 16 | 7.7 | 21 | 8.1 | 21 | 7.6 | 21 | 66.2 | 7 | |
121-160 ans | 8.0 | 21 | 8.3 | 20 | 9.4 | 19 | 5.6 | 25 | 11.8 | 17 | 6.5 | 23 | 49.7 | 8 | |
>160 ans | 3.9 | 30 | 11.4 | 17 | 8.5 | 20 | 8.8 | 20 | 15.6 | 15 | 9.8 | 18 | 58.0 | 7 | |
peuplements inéquiens | 17.4 | 14 | 17.2 | 14 | 10.1 | 18 | 20.4 | 13 | 17.8 | 14 | 27.2 | 11 | 110.2 | 5 | |
total | 91.9 | 5 | 61.4 | 7 | 53.6 | 8 | 53.2 | 8 | 67.7 | 7 | 87.8 | 5 | 415.6 | 2 | |
10-25% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.3 | 100 | 0.7 | 71 | 1.1 | 58 | 0.3 | 100 | 0.3 | 100 | 0.0 | . | 2.8 | 35 | |
1-40 ans | 19.5 | 13 | 8.1 | 21 | 3.9 | 30 | 3.2 | 33 | 8.5 | 20 | 4.1 | 29 | 47.3 | 8 | |
41-80 ans | 17.7 | 14 | 7.3 | 22 | 4.8 | 28 | 8.1 | 21 | 6.0 | 24 | 13.1 | 16 | 57.0 | 8 | |
81-120 ans | 22.0 | 12 | 8.7 | 19 | 6.2 | 23 | 3.1 | 33 | 5.3 | 26 | 1.9 | 45 | 47.2 | 8 | |
121-160 ans | 7.9 | 21 | 6.9 | 22 | 4.8 | 27 | 3.2 | 33 | 2.8 | 35 | 1.1 | 58 | 26.8 | 11 | |
>160 ans | 3.2 | 33 | 5.8 | 24 | 1.8 | 45 | 5.3 | 26 | 6.8 | 23 | 4.0 | 30 | 26.8 | 11 | |
peuplements inéquiens | 19.2 | 13 | 28.1 | 11 | 10.8 | 18 | 11.3 | 17 | 16.2 | 14 | 11.4 | 17 | 97.1 | 6 | |
total | 89.9 | 6 | 65.7 | 7 | 33.4 | 10 | 34.6 | 10 | 45.9 | 8 | 35.5 | 9 | 305.0 | 3 | |
26-50% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | 1.4 | 50 | |
1-40 ans | 20.4 | 13 | 8.8 | 20 | 6.9 | 24 | 3.9 | 30 | 6.7 | 23 | 4.0 | 28 | 50.6 | 8 | |
41-80 ans | 10.3 | 18 | 5.6 | 26 | 2.9 | 35 | 3.5 | 32 | 2.8 | 35 | 5.6 | 24 | 30.7 | 11 | |
81-120 ans | 27.7 | 11 | 4.2 | 29 | 3.8 | 30 | 0.0 | . | 1.0 | 58 | 0.7 | 71 | 37.4 | 9 | |
121-160 ans | 9.0 | 19 | 3.8 | 30 | 1.0 | 58 | 0.0 | . | 1.4 | 50 | 0.4 | 100 | 15.6 | 15 | |
>160 ans | 2.2 | 41 | 3.2 | 33 | 0.7 | 71 | 0.7 | 71 | 1.5 | 50 | 1.1 | 58 | 9.3 | 20 | |
peuplements inéquiens | 19.6 | 13 | 11.7 | 18 | 5.6 | 25 | 5.0 | 27 | 3.9 | 30 | 1.0 | 58 | 46.8 | 9 | |
total | 89.0 | 6 | 38.0 | 9 | 21.3 | 13 | 13.1 | 16 | 17.2 | 14 | 13.2 | 16 | 191.8 | 4 | |
51-75% | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 0.7 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 71 | |
1-40 ans | 24.5 | 12 | 10.1 | 19 | 4.4 | 29 | 2.9 | 35 | 2.1 | 41 | 2.1 | 41 | 46.2 | 9 | |
41-80 ans | 11.5 | 17 | 3.8 | 32 | 0.8 | 71 | 1.4 | 50 | 0.0 | . | 0.7 | 70 | 18.3 | 14 | |
81-120 ans | 22.8 | 12 | 2.2 | 41 | 2.5 | 38 | 0.0 | . | 0.0 | . | 0.4 | 100 | 27.8 | 11 | |
121-160 ans | 9.5 | 19 | 2.5 | 38 | 1.7 | 45 | 0.0 | . | 0.0 | . | 0.4 | 100 | 14.1 | 15 | |
>160 ans | 2.5 | 38 | 1.0 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.5 | 32 | |
peuplements inéquiens | 9.7 | 19 | 2.6 | 38 | 0.4 | 100 | 0.0 | . | 1.4 | 50 | 0.4 | 100 | 14.6 | 15 | |
total | 81.3 | 6 | 22.3 | 13 | 9.8 | 19 | 4.3 | 29 | 3.6 | 31 | 4.0 | 30 | 125.2 | 5 | |
76-100% | pas d'indication | 0.0 | . | 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 | . | 0.0 | . | |
1-40 ans | 20.6 | 13 | 4.1 | 30 | 3.9 | 30 | 0.7 | 71 | 1.7 | 45 | 1.0 | 57 | 32.0 | 10 | |
41-80 ans | 7.1 | 22 | 0.7 | 71 | 1.1 | 58 | 1.1 | 58 | 0.0 | . | 0.0 | . | 10.1 | 18 | |
81-120 ans | 19.5 | 13 | 1.1 | 58 | 1.4 | 50 | 0.0 | . | 0.3 | 100 | 0.0 | . | 22.4 | 12 | |
121-160 ans | 6.1 | 23 | 0.7 | 71 | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | 7.5 | 21 | |
>160 ans | 0.4 | 100 | 0.8 | 71 | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 1.5 | 50 | |
peuplements inéquiens | 7.1 | 22 | 0.7 | 71 | 0.8 | 71 | 0.0 | . | 0.0 | . | 0.4 | 100 | 8.9 | 20 | |
total | 60.9 | 7 | 8.1 | 21 | 7.9 | 21 | 1.8 | 45 | 2.1 | 41 | 1.7 | 45 | 82.4 | 6 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0 (sans boisement) | 5.2 | 26 | 3.1 | 33 | 2.1 | 41 | 1.8 | 45 | 5.1 | 26 | 1.7 | 44 | 19.0 | 13 | |
1-40 ans | 98.0 | 5 | 34.9 | 10 | 23.4 | 12 | 13.8 | 16 | 22.8 | 12 | 16.5 | 14 | 209.5 | 4 | |
41-80 ans | 75.4 | 6 | 28.6 | 11 | 20.1 | 13 | 21.6 | 12 | 18.1 | 14 | 54.5 | 7 | 218.3 | 4 | |
81-120 ans | 113.8 | 4 | 26.8 | 11 | 29.7 | 10 | 11.2 | 17 | 16.4 | 14 | 11.3 | 17 | 209.2 | 3 | |
121-160 ans | 41.8 | 8 | 23.8 | 12 | 18.3 | 13 | 10.5 | 18 | 17.8 | 14 | 10.5 | 18 | 122.8 | 5 | |
>160 ans | 12.5 | 17 | 24.6 | 11 | 12.0 | 17 | 17.3 | 14 | 27.7 | 11 | 16.3 | 14 | 110.3 | 5 | |
peuplements inéquiens | 74.2 | 6 | 62.5 | 7 | 28.8 | 11 | 39.9 | 9 | 40.5 | 9 | 41.7 | 8 | 287.4 | 3 | |
total | 420.7 | 1 | 204.4 | 3 | 134.4 | 5 | 116.0 | 5 | 148.4 | 4 | 152.5 | 2 | 1176.4 | 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. 1196560. Birmensdorf, Swiss Federal Research Institute WSL