Sélectionner un thème dans la liste
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 | |||||||||
forêt de protection contre des avalanches (2022) | essence principale | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% |
pas d'indication | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
épicéa | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
sapin | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
pin | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
mélèze | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
arole | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
autres résineux | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
hêtre | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
érable | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
frêne | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
chêne | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
châtaignier | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
autres feuillus | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
indéterminable | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
à l'intérieur | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
épicéa | -1.3 | 81 | -0.5 | 323 | 1.4 | 146 | 0.8 | 118 | 1.3 | 125 | 0.0 | 6225 | 0.5 | 141 | |
sapin | -0.3 | 588 | 1.1 | 33 | 0.8 | 113 | 0.4 | 59 | -0.1 | 248 | -0.3 | 168 | 0.4 | 56 | |
pin | 0.6 | 85 | -0.2 | 158 | 0.1 | 70 | 0.0 | 25394 | -0.2 | 125 | -0.4 | 82 | -0.1 | 113 | |
mélèze | 0.0 | . | 0.0 | 99 | -0.1 | 99 | 0.7 | 61 | 0.1 | 250 | 0.9 | 43 | 0.3 | 43 | |
arole | . | . | 0.0 | . | 0.0 | . | 0.2 | 73 | 0.2 | 55 | 0.0 | . | 0.1 | 49 | |
autres résineux | 0.0 | . | 0.0 | 99 | 0.0 | 99 | 0.0 | 99 | 0.0 | 99 | 0.0 | . | 0.0 | 103 | |
hêtre | 0.7 | 141 | 1.0 | 40 | 0.9 | 66 | 0.1 | 104 | -0.1 | 231 | 0.6 | 47 | 0.4 | 31 | |
érable | -0.1 | 247 | 0.6 | 36 | 0.3 | 61 | 0.0 | 113 | 0.0 | . | 0.0 | 99 | 0.2 | 32 | |
frêne | 0.1 | 96 | -0.1 | 154 | -0.2 | 182 | 0.2 | 89 | 0.0 | . | 0.0 | 99 | 0.0 | 2733 | |
chêne | 0.0 | . | 0.0 | 99 | 0.0 | . | 0.0 | 99 | 0.0 | . | 0.0 | 99 | 0.0 | 540 | |
châtaignier | . | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.1 | 99 | 0.0 | 100 | |
autres feuillus | 0.1 | 98 | 0.0 | 6101 | 0.0 | 5788 | 0.2 | 102 | 0.4 | 99 | 0.0 | 2020 | 0.1 | 76 | |
indéterminable | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | -0.2 | 1217 | 1.9 | 99 | 3.2 | 77 | 2.5 | 43 | 1.7 | 110 | 0.9 | 268 | 2.0 | 41 | |
à l'extérieur | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
épicéa | -2.1 | 15 | -0.4 | 147 | -1.4 | 58 | 0.9 | 53 | 0.8 | 89 | 1.0 | 79 | -0.8 | 26 | |
sapin | 0.3 | 57 | 1.2 | 24 | 0.6 | 47 | 0.3 | 40 | 0.0 | 135 | 0.2 | 32 | 0.5 | 21 | |
pin | -0.3 | 19 | 0.1 | 101 | 0.0 | 364 | 0.1 | 320 | -0.2 | 60 | 0.0 | 393 | -0.1 | 24 | |
mélèze | 0.0 | 134 | 0.0 | 900 | 0.0 | 237 | 0.4 | 92 | 0.3 | 58 | 0.5 | 29 | 0.1 | 32 | |
arole | . | . | 0.0 | 100 | 0.0 | . | 0.0 | 381 | 0.1 | 106 | 0.0 | 100 | 0.0 | 99 | |
autres résineux | 0.1 | 46 | 0.0 | 54 | 0.0 | 40 | 0.0 | 112 | 0.0 | 146 | 0.0 | 92 | 0.0 | 39 | |
hêtre | -0.4 | 46 | 0.0 | 722 | -0.3 | 163 | 0.1 | 127 | 0.1 | 141 | 1.1 | 15 | -0.1 | 195 | |
érable | 0.3 | 19 | 0.3 | 22 | 0.3 | 46 | 0.2 | 43 | 0.1 | 44 | 0.1 | 42 | 0.3 | 13 | |
frêne | -0.4 | 27 | 0.0 | 238 | -0.5 | 66 | 0.0 | 807 | 0.0 | 260 | 0.2 | 42 | -0.2 | 33 | |
chêne | -0.1 | 63 | 0.0 | 607 | 0.0 | 1138 | 0.1 | 58 | 0.0 | 71 | 0.1 | 115 | 0.0 | 149 | |
châtaignier | 0.0 | 100 | 0.0 | 100 | 0.0 | . | 0.0 | 59 | 0.0 | 83 | 0.3 | 82 | 0.0 | 81 | |
autres feuillus | 0.1 | 53 | 0.0 | 462 | -0.3 | 51 | -0.1 | 113 | 0.0 | 309 | 0.7 | 38 | 0.1 | 54 | |
indéterminable | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | -2.4 | 20 | 1.3 | 58 | -1.5 | 79 | 1.9 | 42 | 1.2 | 64 | 4.3 | 24 | -0.2 | 162 | |
total | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
épicéa | -2.1 | 15 | -0.4 | 134 | -1.1 | 70 | 0.9 | 49 | 0.8 | 75 | 0.9 | 84 | -0.7 | 28 | |
sapin | 0.3 | 58 | 1.2 | 22 | 0.6 | 44 | 0.3 | 33 | 0.0 | 184 | 0.2 | 54 | 0.5 | 20 | |
pin | -0.3 | 20 | 0.0 | 254 | 0.0 | 130 | 0.0 | 337 | -0.2 | 55 | 0.0 | 123 | -0.1 | 23 | |
mélèze | 0.0 | 134 | 0.0 | 4361 | 0.0 | 112 | 0.5 | 62 | 0.3 | 56 | 0.5 | 25 | 0.1 | 27 | |
arole | . | . | 0.0 | 100 | 0.0 | . | 0.1 | 114 | 0.1 | 86 | 0.0 | 100 | 0.0 | 68 | |
autres résineux | 0.1 | 46 | 0.0 | 49 | 0.0 | 37 | 0.0 | 108 | 0.0 | 184 | 0.0 | 92 | 0.0 | 38 | |
hêtre | -0.4 | 47 | 0.1 | 185 | -0.1 | 289 | 0.1 | 106 | 0.0 | 201 | 1.0 | 15 | 0.0 | 1007 | |
érable | 0.3 | 19 | 0.3 | 19 | 0.3 | 41 | 0.1 | 41 | 0.1 | 44 | 0.1 | 41 | 0.3 | 12 | |
frêne | -0.3 | 27 | 0.0 | 358 | -0.5 | 63 | 0.0 | 812 | 0.0 | 260 | 0.2 | 41 | -0.2 | 34 | |
chêne | -0.1 | 63 | 0.0 | 581 | 0.0 | 1138 | 0.1 | 56 | 0.0 | 71 | 0.1 | 119 | 0.0 | 150 | |
châtaignier | 0.0 | 100 | 0.0 | 100 | 0.0 | . | 0.0 | 59 | 0.0 | 83 | 0.3 | 80 | 0.0 | 79 | |
autres feuillus | 0.1 | 52 | 0.0 | 474 | -0.3 | 52 | 0.0 | 260 | 0.1 | 129 | 0.7 | 38 | 0.1 | 49 | |
indéterminable | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | -2.4 | 20 | 1.3 | 52 | -1.0 | 111 | 2.1 | 32 | 1.3 | 56 | 3.9 | 24 | 0.0 | 3127 |
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. 1409905. Birmensdorf, Swiss Federal Research Institute WSL