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5 滴灌玉米氮营养指数动态变化 NNI: 氮营养指数。缩写同表2。

Fig. 5 Dynamic changes of nitrogen nutrition index in drip irrigation maize NNI: nitrogen nutrition index. Abbreviations are the same as those given in Table 2.