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| 不同冬小麦品种氮效率及其生理差异的研究 | |
| 引用本文： | 柴彦君,袁家富,熊又升,黄丽,赵书军,彭成林,徐祥玉,刘晔.不同冬小麦品种氮效率及其生理差异的研究[J].中国土壤与肥料,2011(1). |
| 作者姓名： | 柴彦君 袁家富 熊又升 黄丽 赵书军 彭成林 徐祥玉 刘晔 |
| 作者单位： | 1. 湖北省农业科学院植保土肥研究所,湖北,武汉,430064;华中农业大学资源与环境学院,湖北,武汉,430070 2. 湖北省农业科学院植保土肥研究所,湖北,武汉,430064 3. 华中农业大学资源与环境学院,湖北,武汉,430070 |
| 基金项目： | 周家重点基础研究发展规划项目，国家科技支撑计划，湖北省农业科技创新中心资助项目 |
| 摘 要： | 选育氮高效型品种是提高氮肥利用率的重要途径.本试验选用近年来鄂北岗地主栽的5个冬小麦品种(鄂麦14、鄂麦18、鄂麦23、郑麦9023、洛麦1号),在施氮和不施氮条件下,对不同品种的产量性状及5个生育期叶片叶绿素含量、硝酸还原酶活性等生理指标进行分析.结果表明:不同冬小麦品种的氮效率差异显著,洛麦1号(LM1)的氮效率高于其它品种.扬花后氮效率高的小麦品种,其叶绿素含量及硝酸还原酶活性水平相对较高,并且产量也相对较高,氮分配到籽粒的效率较高. |
| 关 键 词： | 小麦 硝酸还原酶 叶绿素 产量 |
Study on differences of nitrogen efficiency and physiologic of different winter wheat varieties |
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| CHAI Yan-jun,YUAN Jia-fu,XIONG You-sheng,HUANG Li,ZHAO Shu-jun,PENG Cheng-lin,XU Xiang-yu,LIU Ye.Study on differences of nitrogen efficiency and physiologic of different winter wheat varieties[J].Soil and Fertilizer Sciences in China,2011(1). | |
| Authors: | CHAI Yan-jun YUAN Jia-fu XIONG You-sheng HUANG Li ZHAO Shu-jun PENG Cheng-lin XU Xiang-yu LIU Ye |
| Institution: | CHAI Yan-jun 1,2,YUAN Jia-fu1,XIONG You-sheng1,HUANG Li 2,ZHAO Shu-jun1,PENG Cheng-lin1,XU Xiang-yu1,LIU Ye1(1.Plant Protection and Soil Fertilizer Institute,Hubei Academy of Agricultural Sciences,Wuhan 430064,2.College of Resources and Environment,Huazhong Agricultural University,Wuhan 430070) |
| Abstract: | In order to utilize nitrogen fertilizer reasonably,select and breed high nitrogen efficiency varieties.Selecting five local dominating winter wheat varieties(EM14,EM18,EM23,ZM9023,LM1)in the mound of northen Hubei province.Under high nitrogen application and no nitrogen application,the field experiment was conducted to study the difference of nitrogen efficiency of different varieties,also study the physiological mechanism by analysing yield characters and the content of chlorophyll,the nitrate reducatase a... |
| Keywords: | wheat nitrate reductase chlorophyll grain yield |
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