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黑土高产土壤剖面磷素分布特征研究
毛竹 赵兰坡 姜亦梅
Research of the High Yield Profile Distribution Characteristics of Phosphorus and Influencing Factors
中国农学通报 . 2012, (14): 234 -239 .  DOI: 10.11924/j.issn.1000-6850.2011-3709