施氮量对黄土高原旱地冬小麦产量和水分利用 效率影响的整合分析
马登科1,2,殷俐娜1,3,刘溢健3,杨文稼3,邓西平1,3,王仕稳1,3(
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A Meta-Analysis of the Effects of Nitrogen Application Rates on Yield and Water Use Efficiency of Winter Wheat in Dryland of Loess Plateau
MA DengKe1,2,YIN LiNa1,3,LIU YiJian3,YANG WenJia3,DENG XiPing1,3,WANG ShiWen1,3()
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图9. 不同耕层有机质含量下施氮对冬小麦产量（A）和水分利用效率（B）的影响
Fig. 9. Effect of nitrogen application on yield (A) and water use efficiency (B) of winter wheat under different topsoil organic matter contents
