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biogeographical region | |||||||||||||||
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Jura | Plateau | Northern Alps | Western Central-Alps | Eastern Central-Alps | Southern Alps | overall | |||||||||
rockfall SilvaProtect | main tree species | (m³/yr)/ha | ± % | (m³/yr)/ha | ± % | (m³/yr)/ha | ± % | (m³/yr)/ha | ± % | (m³/yr)/ha | ± % | (m³/yr)/ha | ± % | (m³/yr)/ha | ± % |
n/a | spruce | 3.2 | 9 | 4.9 | 7 | 4.5 | 11 | 1.6 | 41 | 2.9 | 24 | 2.3 | 35 | 4.0 | 5 |
fir | 2.2 | 11 | 2.5 | 10 | 1.7 | 17 | 0.1 | 90 | 0.5 | 62 | 0.4 | 74 | 1.9 | 7 | |
pine | 0.1 | 195 | 0.2 | 27 | 0.0 | 146 | 0.7 | 48 | 0.3 | 98 | 0.0 | 99 | 0.2 | 30 | |
larch | -0.0 | 357 | 0.1 | 34 | 0.1 | 78 | 2.0 | 37 | 0.6 | 66 | 0.5 | 65 | 0.2 | 24 | |
stone pine | . | . | . | . | . | . | 0.4 | 58 | 0.6 | 32 | 0.0 | 75 | 0.1 | 28 | |
other conifers | 0.1 | 64 | 0.2 | 31 | 0.0 | 66 | -0.0 | 99 | 0.0 | 44 | . | . | 0.1 | 27 | |
beech | 2.2 | 14 | 2.9 | 8 | 1.1 | 23 | . | . | -0.2 | 130 | 0.5 | 43 | 1.9 | 7 | |
maple | 0.2 | 42 | 0.4 | 24 | 0.6 | 22 | 0.1 | 80 | 0.1 | 66 | 0.0 | 55 | 0.4 | 15 | |
ash | 0.5 | 23 | 0.8 | 18 | 0.2 | 106 | -0.3 | 129 | 0.1 | 63 | 0.1 | 62 | 0.5 | 16 | |
oak | 0.1 | 78 | 0.5 | 19 | 0.0 | 70 | 0.1 | 84 | 0.0 | 100 | 0.1 | 64 | 0.2 | 18 | |
chestnut | 0.0 | . | 0.0 | 88 | 0.0 | 100 | . | . | . | . | 0.6 | 95 | 0.0 | 88 | |
other broadleaves | 0.2 | 24 | 0.9 | 22 | 0.3 | 25 | 0.4 | 37 | 0.1 | 83 | 1.4 | 51 | 0.5 | 15 | |
total | 8.7 | 6 | 13.5 | 4 | 8.5 | 8 | 5.2 | 19 | 5.1 | 18 | 5.8 | 20 | 10.0 | 3 | |
inside perimeter | spruce | 3.0 | 78 | 2.3 | 71 | 3.1 | 47 | 2.9 | 50 | 3.9 | 57 | 3.0 | 45 | 3.1 | 24 |
fir | -2.3 | 100 | . | . | 1.1 | 51 | 1.5 | 98 | -0.2 | 573 | 0.0 | 98 | 0.5 | 86 | |
pine | 0.0 | 94 | . | . | 0.0 | 65 | 0.1 | 95 | -0.8 | 129 | . | . | -0.0 | 2848 | |
larch | . | . | . | . | 0.0 | 99 | 0.9 | 41 | 0.1 | 91 | -0.3 | 89 | 0.1 | 78 | |
stone pine | . | . | . | . | -0.3 | 99 | 0.0 | 160 | 0.0 | 91 | . | . | -0.1 | 103 | |
other conifers | . | . | 0.3 | 71 | 0.0 | 99 | . | . | . | . | . | . | 0.0 | 70 | |
beech | 2.8 | 61 | 4.0 | 67 | -0.7 | 399 | 0.4 | 92 | 0.5 | 91 | 0.9 | 109 | 0.4 | 244 | |
maple | -1.1 | 127 | 0.7 | 71 | 0.3 | 88 | 0.1 | 64 | . | . | 0.1 | 92 | 0.1 | 228 | |
ash | 0.3 | 94 | 0.4 | 71 | 0.2 | 353 | 0.4 | 52 | . | . | 1.2 | 64 | 0.5 | 58 | |
oak | 0.1 | 94 | . | . | -0.0 | 234 | . | . | . | . | 0.1 | 95 | 0.0 | 116 | |
chestnut | . | . | . | . | . | . | 0.3 | 110 | . | . | 3.4 | 44 | 1.0 | 44 | |
other broadleaves | 0.0 | 96 | 0.3 | 71 | 0.4 | 43 | 0.5 | 69 | . | . | 1.4 | 53 | 0.7 | 35 | |
total | 2.8 | 198 | 8.0 | 4 | 4.3 | 75 | 7.1 | 28 | 3.5 | 47 | 9.8 | 21 | 6.3 | 23 | |
outside perimeter | spruce | 1.6 | 21 | 2.9 | 33 | 6.0 | 8 | 3.2 | 22 | 4.6 | 17 | 2.1 | 24 | 4.1 | 6 |
fir | 3.3 | 16 | 3.0 | 23 | 2.1 | 13 | 0.2 | 47 | 0.1 | 79 | 0.4 | 34 | 1.4 | 9 | |
pine | 0.1 | 63 | 0.0 | 92 | 0.0 | 78 | 0.5 | 68 | -0.2 | 59 | 0.1 | 89 | 0.1 | 74 | |
larch | 0.0 | 100 | 0.1 | 72 | 0.0 | 92 | 1.7 | 23 | 0.8 | 35 | 0.6 | 42 | 0.5 | 18 | |
stone pine | . | . | . | . | . | . | 0.1 | 110 | 0.1 | 114 | . | . | 0.0 | 79 | |
other conifers | -0.0 | 250 | -0.1 | 132 | 0.0 | 50 | 0.0 | 100 | 0.0 | 74 | 0.0 | 100 | 0.0 | 4231 | |
beech | 3.3 | 18 | 3.9 | 14 | 1.7 | 14 | 0.5 | 75 | 0.1 | 81 | 1.0 | 47 | 1.5 | 11 | |
maple | 0.3 | 61 | -0.0 | 3169 | 0.3 | 46 | 0.1 | 51 | 0.0 | 153 | 0.0 | 119 | 0.2 | 35 | |
ash | 0.2 | 52 | 1.3 | 33 | 0.4 | 30 | 0.1 | 91 | -0.1 | 177 | 0.2 | 54 | 0.3 | 21 | |
oak | -0.0 | 608 | -0.3 | 68 | 0.0 | 70 | -0.0 | 4852 | . | . | 0.3 | 33 | 0.1 | 50 | |
chestnut | . | . | . | . | 0.0 | 100 | . | . | . | . | 0.9 | 41 | 0.2 | 40 | |
other broadleaves | 0.1 | 240 | 0.2 | 59 | 0.3 | 33 | 0.3 | 40 | 0.3 | 62 | 0.6 | 33 | 0.3 | 19 | |
total | 8.8 | 9 | 11.1 | 12 | 10.7 | 5 | 6.7 | 15 | 5.7 | 16 | 6.3 | 13 | 8.6 | 4 | |
total | spruce | 2.9 | 9 | 4.7 | 7 | 5.3 | 6 | 2.8 | 19 | 3.9 | 14 | 2.2 | 19 | 4.0 | 4 |
fir | 2.3 | 9 | 2.5 | 9 | 1.9 | 10 | 0.3 | 55 | 0.3 | 53 | 0.4 | 31 | 1.7 | 5 | |
pine | 0.1 | 149 | 0.2 | 27 | 0.0 | 98 | 0.5 | 48 | -0.0 | 656 | 0.0 | 86 | 0.1 | 29 | |
larch | -0.0 | 821 | 0.1 | 33 | 0.1 | 58 | 1.7 | 19 | 0.7 | 33 | 0.5 | 39 | 0.3 | 14 | |
stone pine | . | . | . | . | -0.0 | 100 | 0.1 | 53 | 0.3 | 32 | 0.0 | 76 | 0.0 | 31 | |
other conifers | 0.1 | 70 | 0.2 | 32 | 0.0 | 37 | 0.0 | 129 | 0.0 | 42 | 0.0 | 100 | 0.1 | 27 | |
beech | 2.4 | 11 | 3.0 | 7 | 1.4 | 15 | 0.4 | 68 | -0.0 | 769 | 0.9 | 41 | 1.7 | 6 | |
maple | 0.2 | 40 | 0.4 | 25 | 0.4 | 22 | 0.1 | 41 | 0.1 | 64 | 0.0 | 91 | 0.3 | 14 | |
ash | 0.5 | 22 | 0.9 | 16 | 0.3 | 35 | 0.1 | 165 | -0.0 | 325 | 0.3 | 40 | 0.4 | 12 | |
oak | 0.1 | 81 | 0.4 | 21 | 0.0 | 53 | 0.0 | 126 | 0.0 | 100 | 0.2 | 30 | 0.2 | 17 | |
chestnut | 0.0 | . | 0.0 | 88 | 0.0 | 76 | 0.0 | 112 | . | . | 1.1 | 30 | 0.1 | 29 | |
other broadleaves | 0.2 | 27 | 0.8 | 21 | 0.3 | 21 | 0.4 | 28 | 0.2 | 50 | 0.8 | 25 | 0.4 | 12 | |
total | 8.6 | 5 | 13.2 | 4 | 9.6 | 5 | 6.4 | 11 | 5.4 | 12 | 6.5 | 11 | 9.3 | 2 |
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