| 限水灌溉与施氮时期对小麦旗叶光合作用及产量性状的影响 |
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| 引用本文： | 姚战军,杨玉锋,陈若英.限水灌溉与施氮时期对小麦旗叶光合作用及产量性状的影响[J].安徽农业科学,2011(13):7650-7652. |
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| 作者姓名： | 姚战军 杨玉锋 陈若英 |
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| 作者单位： | 安阳工学院国际教育学院;安阳工学院电子信息与电气工程学院;河南省安阳县第二高级中学; |
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| 基金项目： | 国家重点基础研究发展规划资助项目“973”项目(G2000077900); 河南省重大科技攻关项目(122012300) |
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| 摘 要： | 目的]为实现小麦优质高产节水省肥提供科学合理的水氮运筹模式。方法]在大田条件下,研究灌水次数及施N时期对小麦旗叶Pn、叶绿素荧光参数及产量的影响。结果]灌水次数对旗叶Pn、Fv/Fo、Fv/Fm、qP、qN及产量的影响均达到显著或极显著水平,且不灌水与灌水处理间差异较大;N肥全部基施与返青期追施（40%）处理间旗叶的Pn、Fv/Fo、Fv/Fm、qP和qN差异不大,但2个处理的光合参数与产量均明显低于拔节期或孕穗期追施（40%）处理。结论]灌水次数与施N方式对Pn、叶绿素荧光参数及产量性状的调控存在显著的互作效应,其中以W2N4处理组合效果最好。
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| 关 键 词： | 小麦 灌水次数 施N时期 光合性能 产量 |
Effects of Limited Irrigation and Nitrogen Application Times on Photosynthetic Characteristics of Flag Leaves and Yield Traits of Wheat |
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| YAO Zhan-jun et al.Effects of Limited Irrigation and Nitrogen Application Times on Photosynthetic Characteristics of Flag Leaves and Yield Traits of Wheat[J].Journal of Anhui Agricultural Sciences,2011(13):7650-7652. |
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| Authors: | YAO Zhan-jun |
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| Institution: | YAO Zhan-jun et al(International Education College of Anyang Institute of Technology,Anyang,Henan 455000) |
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| Abstract: | Objective] The aim was to provide a scientific and rational water,nitrogen model for achieving high yield,high quality of wheat and water and fertilizer saving.Method] Under the field conditions,the effects of irrigation frequencies and N application times on net photosynthetic rate(Pn),chlorophyll fluorescence parameters of flag leaf and yield of wheat was studied.Result] The differences on Pn,chlorophyll fluorescence parameters Fv/Fo,Fv/Fm,qP,qN of flag leaves and yield of wheat among different irrigat... |
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| Keywords: | Wheat Irrigation frequency N application time Photosynthetic traits Yield |
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