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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 | ||||||||
essence (56 classes) | n/ha | ±% | n/ha | ±% | n/ha | ±% | n/ha | ±% | n/ha | ±% | n/ha | ±% | n/ha | ±% |
pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
Abies alba | 0 | 1943 | 4 | 74 | -3 | 57 | 1 | 58 | -2 | 67 | 1 | 104 | 0 | 295 |
Larix decidua, Larix kaempferi | 1 | 67 | 0 | 1831 | -1 | 88 | -5 | 50 | -3 | 33 | -1 | 72 | -1 | 54 |
Picea abies | -18 | 19 | -8 | 75 | -18 | 47 | 6 | 66 | -1 | 1028 | 6 | 117 | -9 | 25 |
Pinus cembra | . | . | 0 | 100 | 0 | . | 0 | 381 | 1 | 156 | 0 | . | 0 | 145 |
Pinus mugo subsp. uncinata | . | . | 1 | 62 | 0 | 111 | 0 | 351 | 1 | 200 | 0 | 100 | 0 | 96 |
Pinus mugo subsp. mugo | . | . | 0 | . | 0 | 100 | 0 | 7490 | -1 | 76 | . | . | 0 | 119 |
Pinus nigra | 0 | 106 | . | . | . | . | . | . | . | . | . | . | 0 | 106 |
Pinus strobus | 0 | 63 | 0 | . | 0 | . | . | . | . | . | . | . | 0 | 64 |
Pinus sylvestris | -2 | 26 | 0 | 76 | 0 | 131 | -6 | 30 | -1 | 160 | 0 | 100 | -1 | 19 |
Pseudotsuga menziesii | 0 | 106 | 0 | . | 0 | . | . | . | . | . | 0 | 100 | 0 | 119 |
Taxus baccata | 0 | 121 | 0 | . | 0 | 71 | 0 | 100 | 0 | . | 0 | 100 | 0 | 56 |
autres résineux | 0 | 100 | 0 | . | 0 | . | 0 | . | 0 | . | . | . | 0 | 100 |
Acer campestre | 0 | 52 | 0 | 71 | 0 | 100 | 0 | 100 | 0 | . | 0 | . | 0 | 42 |
Acer opalus | 0 | 92 | 0 | 1064 | 0 | . | 0 | 100 | 0 | . | . | . | 0 | 183 |
Acer platanoides | 1 | 38 | 0 | 174 | 0 | 140 | 0 | 331 | 0 | 99 | 0 | 100 | 0 | 56 |
Acer pseudoplatanus | 3 | 38 | 2 | 61 | 2 | 109 | 1 | 76 | 0 | 378 | 2 | 57 | 2 | 28 |
Aesculus hippocastanum | 0 | . | . | . | . | . | . | . | . | . | . | . | 0 | . |
Alnus glutinosa | 0 | 208 | 0 | . | 0 | 100 | . | . | . | . | 0 | 420 | 0 | 241 |
Alnus incana | 0 | 175 | 0 | 3995 | -3 | 45 | -2 | 74 | -3 | 68 | -2 | 89 | -1 | 36 |
Alnus viridis | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
Betula pendula | 1 | 50 | 0 | . | 0 | 275 | -2 | 92 | -1 | 91 | -3 | 77 | 0 | 113 |
Betula pubescens | . | . | 0 | . | 0 | . | 0 | . | 0 | . | 0 | 100 | 0 | 100 |
Carpinus betulus | 0 | 73 | 0 | . | 0 | 100 | 0 | 100 | 0 | . | 0 | 100 | 0 | 207 |
Castanea sativa | 0 | 76 | 0 | . | 0 | . | 0 | 194 | 0 | 100 | -14 | 26 | -2 | 26 |
Fagus sylvatica | -4 | 57 | -1 | 211 | -10 | 32 | 0 | 643 | -1 | 99 | 2 | 126 | -3 | 39 |
Fraxinus excelsior | -6 | 20 | -1 | 101 | -10 | 28 | -1 | 267 | -2 | 75 | 2 | 47 | -4 | 18 |
Fraxinus ornus | . | . | . | . | . | . | . | . | . | . | 0 | 139 | 0 | 139 |
Ilex aquifolium | 0 | 71 | 0 | 100 | 0 | 80 | 0 | 100 | 0 | . | 1 | 46 | 0 | 34 |
Juglans regia | 0 | 91 | 0 | 103 | 0 | . | 0 | . | 0 | 100 | 0 | . | 0 | 57 |
Laburnum anagyroides | 0 | 100 | 0 | . | 0 | . | 0 | 100 | 0 | . | 0 | . | 0 | 108 |
Malus sylvestris | 0 | 100 | 0 | 100 | 0 | . | 0 | . | 0 | . | . | . | 0 | 78 |
Ostrya carpinifolia | . | . | . | . | . | . | . | . | . | . | 1 | 203 | 0 | 203 |
Populus alba, Populus x canescens | 0 | 100 | 0 | . | 0 | . | 0 | 100 | 0 | . | . | . | 0 | 230 |
Populus nigra s.l. | 0 | 100 | 0 | . | 0 | 100 | . | . | . | . | . | . | 0 | 79 |
Populus (autres) | 0 | 71 | 0 | . | 0 | . | 0 | . | 0 | 100 | . | . | 0 | 65 |
Populus tremula | 0 | 61 | 0 | 95 | 0 | 100 | 1 | 103 | -1 | 81 | -1 | 107 | 0 | 563 |
Prunus avium | 0 | 69 | 0 | 373 | 0 | 287 | 2 | 86 | 0 | 100 | 0 | 563 | 0 | 78 |
Prunus padus | 0 | 71 | 0 | . | 0 | . | 0 | . | 0 | 100 | . | . | 0 | 64 |
Pyrus communis, Pyrus pyraster | 0 | . | 0 | . | 0 | . | 0 | 100 | 0 | . | . | . | 0 | 100 |
Quercus cerris | . | . | . | . | . | . | . | . | . | . | 0 | 202 | 0 | 202 |
Quercus petraea | -1 | 34 | 0 | 67 | 0 | 302 | 0 | 149 | 0 | . | -1 | 73 | -1 | 30 |
Quercus pubescens | 0 | 143 | 0 | . | 0 | . | 1 | 98 | 0 | . | 0 | 122 | 0 | 70 |
Quercus robur | 0 | 372 | 0 | 66 | 0 | 71 | 0 | 100 | 0 | . | -1 | 52 | 0 | 138 |
Quercus rubra | 0 | 224 | . | . | . | . | . | . | . | . | . | . | 0 | 224 |
Robinia pseudoacacia | 0 | 71 | 0 | . | 0 | . | 0 | 100 | 0 | . | 2 | 69 | 0 | 212 |
Salix (autres) | 2 | 42 | 0 | 243 | 0 | 174 | -1 | 189 | 1 | 143 | -1 | 80 | 1 | 68 |
Sorbus aria | 0 | 90 | 0 | 86 | -1 | 61 | 1 | 47 | 0 | 100 | 2 | 48 | 0 | 199 |
Sorbus aucuparia | 0 | 75 | 0 | 112 | -1 | 50 | 0 | 624 | 0 | 100 | 0 | . | 0 | 92 |
Sorbus torminalis | 0 | 60 | . | . | . | . | . | . | . | . | . | . | 0 | 60 |
Tilia cordata | 0 | 87 | 0 | 208 | 0 | 83 | 0 | . | 0 | 100 | 1 | 95 | 0 | 112 |
Tilia platyphyllos | 0 | 813 | 0 | 100 | 0 | 212 | 0 | 24091 | 0 | 100 | 0 | 415 | 0 | 512 |
Ulmus glabra | 0 | 95 | 1 | 52 | -1 | 51 | 0 | . | 0 | 328 | 0 | 129 | 0 | 89 |
Ulmus minor | 0 | . | 0 | 100 | 0 | . | . | . | . | . | . | . | 0 | 100 |
autres feuillus | 0 | 74 | -1 | 100 | 0 | . | 0 | . | 0 | . | 0 | . | 0 | 208 |
autres arbustes | 0 | 192 | 0 | 136 | -1 | 100 | 0 | 180 | 0 | 2971 | 2 | 64 | 0 | 103 |
indéterminable | 0 | . | 0 | . | 0 | . | 0 | . | 0 | . | 0 | . | 0 | . |
total | -24 | 24 | -4 | 183 | -47 | 22 | -2 | 482 | -12 | 76 | -2 | 793 | -17 | 20 |
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. 1269718. Birmensdorf, Swiss Federal Research Institute WSL