南京林业大学学报（自然科学版）
SEASONAL CHANGES OF NUTRIENT CONCENTRATIONS AND NUTRIENT INTERACTIONS IN NEEDLES OF CHINESE FIR PLANTATIONS
Zhong Anliang Xiong Wenyu
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1993, (03): 1 -8 .  DOI: 10.3969/j.jssn.1000-2006.1993.03.001

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