滴灌玉米临界氮稀释曲线与氮素营养诊断研究
付江鹏,贺正,贾彪,刘慧芳,李振洲,刘志

Critical nitrogen dilution curve and nitrogen nutrition diagnosis of maize with drip irrigation
Jiang-Peng FU,Zheng HE,Biao JIA,Hui-Fang LIU,Zhen-Zhou LI,Zhi LIU
图8 滴灌玉米氮营养指数与相对产量的关系
NNI: 氮营养指数; RY: 相对产量。
Fig. 8 Relationship between nitrogen nutrition index and relative yield of drip irrigation maize
NNI: nitrogen nutrition index; RY: relative yield.