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引种针叶树种矿质元素浓度及季节变化的比较研究
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A COMPARISON STUDY ON NUTRIENT CONCENTRATIONS AND SEASONAL DYNAMICS IN NEEDLES OF 15 INTRODUCED CONIFERS
Mujiu Lin,ping Xue,Yunyue Zhang,Xudong Xie,Yimin Wang
林业科学 . 1998, (5): 21 -28 .