Foliar δ(15)N values characterize soil N cycling and reflect nitrate or ammonium preference of plants along a temperate grassland gradient
叶片δ(15)N值表征土壤氮循环,并反映温带草原梯度上植物对硝酸盐或铵态氮的偏好。
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doi:10.1016/j.ecss.2025.109361
Lebrasse, Marie Cindy; Schaeffer, Blake A; Bohnenstiehl, DelWayne R; Osburn, Christopher L; Coffer, Megan M; He, Ruoying; Whitman, Peter J; Salls, Wilson B; Graybill, David D; Kahmen, Ansgar; Wanek, Wolfgang; Buchmann, Nina