Impacts of nitrogen uptake by winter wheat under various long-term located fertilizations
NIE Shengwei, HUANG Shaomin, ZHANG Shuiqing, GUO Doudou, ZHANG Qiaoping
Ecology and Environment . 2012, (6): 1037 -1043 .  DOI: 10.16258/j.cnki.1674-5906(2012)06-1037-07

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