| 灌水对强筋小麦氮素代谢及产量的影响 |
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| 引用本文： | 李晓,姚占军,管涛,郭天财,冯伟.灌水对强筋小麦氮素代谢及产量的影响[J].安徽农业科学,2009,37(36). |
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| 作者姓名： | 李晓 姚占军 管涛 郭天财 冯伟 |
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| 作者单位： | 河南农业大学生命科学学院,河南郑州,450002;安阳大学,河南安阳,455000;河南农业大学国家小麦工程技术研究中心,河南郑州,450002 |
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| 基金项目： | 国家"十一五"科技支撑计划 |
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| 摘 要： | 目的]为强筋小麦高产优质栽培的田间水分管理提供参考依据。方法]在大田条件下,研究了灌水次数对强筋小麦郑麦9023氮代谢及产量的影响。结果]增加灌水次数能够提高旗叶NR活性、叶绿素和氮素含量,在灌浆盛期灌水处理具有明显优势。籽粒蛋白质含量随灌浆进程呈V形变化,随灌水次数增加,蛋白质含量降低,在灌浆中前期不同处理间差异较大,而在灌浆后期差异变小。籽粒产量随灌水次数增多而增加,而籽粒蛋白质含量却降低,籽粒蛋白质产量与籽粒产量表现相同趋势。结论]适当增加灌水次数,降低
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| 关 键 词： | 冬小麦 灌水 氮代谢 籽粒产量 |
Effects of Irrigation on Nitrogen Metabolism and Yield of Strong Gluten Wheat |
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| LI Xiao et al.Effects of Irrigation on Nitrogen Metabolism and Yield of Strong Gluten Wheat[J].Journal of Anhui Agricultural Sciences,2009,37(36). |
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| Authors: | LI Xiao |
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| Institution: | LI Xiao et al(College of Life Science,Henan Agricultural University,Zhengzhou,Henan 450002) |
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| Abstract: | Ojective]The aim was to provide reference for the field irrigation management of high yield and quality cultivation ot strong gluten wheat.Method]Under field conditions,the effects of irrigation times on nitrogen metabolism and yield of strong gluten wheat 9023 were studied.Result]The results indicated that NR activity,chlorophyll and nitrogen content in flag leaf increased with irrigation times increasing, and the irrigation treatment had obvious advantages during middle filling stage.Grain protein cont... |
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| Keywords: | Winter wheat Irrigation Nitrogen metabolism Grain yield |
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