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資源利用
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PNUE |
μmol mol-1 s-1 |
光合成窒素利用効率（光合成速度/葉の窒素濃度）(Photosynthetic nitrogen use efficiency; photosynthetic rate divided by leaf nitogen concent)
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Resorption_N |
% |
葉の窒素吸収効率 (Nitrogen resorption efficiency of leaves)
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MRT_leafN |
year |
葉窒素の平均滞留時間 (Mean residence time of leaf nitrogen)
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NUE |
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葉の窒素含有量の逆数として計算された窒素利用効率 (Nitrogen use efficiency calculated as inverse of leaf litter N content)
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N_leaf_lit |
mg g-1 |
葉リターの窒素含有量 (N content of leaf litter fall)
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δ15N_leaf |
‰ |
葉のδ15N (Stable isotop 15N:14N ratio in leaves)
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Longevity_leaf |
year |
葉の寿命 (Leaf longevity)
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Longevity_froot |
year |
細根の寿命 (Fineroot (<2mm) longevity)
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