Characteristics of Nitrogen and Phosphorus Nutrient Flow in Farming and Animal Husbandry System in Northeast China
ZHANG XiaoMeng, WANG Yin, YAN Li, FENG GuoZhong, GAO Qiang
Scientia Agricultura Sinica . 2018, (3): 417 -429 .  DOI: 10.3864/j.issn.0578-1752.2018.03.003

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