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不同施氮量对桂两优2号生理特性和生长发育的影响

何永祥 黄世旅 韦汉文 林志豪 余永国 赵金卫 陈小春 吴春玲

安徽农业科学Issue(19):10103-10104,10108,3.
安徽农业科学Issue(19):10103-10104,10108,3.

不同施氮量对桂两优2号生理特性和生长发育的影响

Influence of Different Nitrogen Application Amount on Physiological and Growth Characteristics of Guiliangyou 2

何永祥 1黄世旅 1韦汉文 1林志豪 1余永国 1赵金卫 1陈小春 1吴春玲1

作者信息

  • 1. 贺州市农业科学研究所,广西贺州542813
  • 折叠

摘要

Abstract

[Objective] To study the influence of different nitrogen application amount on the physiological and growth characteristics of Guiliangyou 2. [Method] A randomized block experiment was designed to set up six different nitrogen application amount. The growth dynamics of tiller and the changes of spike production were investigated during the growing season. [Result] Applied with 120 kg/hm2 nitrogen, Guiliangyou 2 had good community structure and high yield, while its community structure was the worst and yield was the lowest when applied with 300 kg/hm2. [Conclusion] The study provided references for the appropriate nitrogen application amount and the high yield of Guiliangyou 2.

关键词

桂两优2号/氮肥/生理特性/产量

Key words

Guiliangyou 2/ Nitrogen/ Physiological characteristics/ Yield

分类

农业科技

引用本文复制引用

何永祥,黄世旅,韦汉文,林志豪,余永国,赵金卫,陈小春,吴春玲..不同施氮量对桂两优2号生理特性和生长发育的影响[J].安徽农业科学,2012,(19):10103-10104,10108,3.

基金项目

国家现代农业产业技术体系广西创新团队(水稻)项目专项资金资助. (水稻)

安徽农业科学

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