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中国农学通报
传统施肥下农田土壤氮素累积特征研究
李虎
Research on the Soil Nitrogen Accumulation Characteristics under Traditional Fertilization in Crop Fields
中国农学通报 . 2011, (27): 141 -147 .  DOI: 10.11924/j.issn.1000-6850.2011-0760