华北冬小麦开花期补灌的增产效应及其影响因素
张经廷,吕丽华,董志强,张丽华,姚艳荣,申海平,姚海坡,贾秀领

Yield-increasing effect of supplementary irrigation at winter wheat flowering and its influencing factors based on water and nitrogen coupling in north China
Jing-Ting ZHANG,Li-Hua LYU,Zhi-Qiang DONG,Li-Hua ZHANG,Yan-Rong YAO,Hai-Ping SHEN,Hai-Po YAO,Xiu-Ling JIA
图3 不施氮和低量施氮条件下开花期补灌对冬小麦产量的影响
Fig. 3 Effects of supplementary irrigation at flowering stage on wheat yield under zero and low N application levels