Nitrogen fertigation effect on photosynthesis, grain yield and water use efficiency of winter wheat

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• 作者：Yanqun Zhang^a ; ^b ; ^{zhangyq@iwhr.com} ; Jiandong Wang^a ; ^b ; ^{wangjd@iwhr.com} ; Shihong Gong^a ; ^b ; Di Xu^a ; ^b ; Juan Sui^a ; ^b
• 关键词：Nitrogen fertilization ; Photosynthetic capacity ; Leaf nitrogen content ; Water use efficiency ; Yield ; Winter wheat
• 刊名：Agricultural Water Management
• 出版年：2017
• 出版时间：1 January 2017
• 年：2017
• 卷：179
• 期：Complete
• 页码：277-287
• 全文大小：1177 K
• 卷排序：179

文摘

Y and WUE of N2 did not reduce significantly in both seasons comparing to N3. Y and WUE of N1 reduced significantly in the second season. The reduction of Y was better indicated by Amax in the grain filling stage. N treatments affected the relationships between Amax and leaf N content and Δ.