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落叶松人工林土壤腐殖物质组分及其对酸度的影响
陈立新 杨承栋
Component of Soil Humic Substances in Larch Plantations and Its Effects on Soil Acidity
Chen Lixin;Yang Chengdong
林业科学 . 2007, (2): 8 -14 .  DOI: 10.11707/j.1001-7488.20070202