首页 | 官方网站   微博 | 高级检索  
     

广东省几个玉米自交系主要数量性状配合力及其遗传参数分析
引用本文:王晓明, 刘建华, 李余良, 方志伟.广东省几个玉米自交系主要数量性状配合力及其遗传参数分析[J].玉米科学,1998,6(4):010-014.
作者姓名:王晓明  刘建华  李余良  方志伟
作者单位:广东省农科院作物研究所 广州 510640
摘    要:本文对广东省7个主要玉米自交系的配合力和遗传参数进行了综合分析,结果表明:泰苏黄、粤20-3-1等亲本有关数量性状具有较高的GCA,而泰苏黄×粤20-3-1等组合表现较高的SCA,有希望出现高配合力的组合。同时表明,广东省玉米杂种优势主要表现为单株产量的加性基因效应,因而在该省选育强优组合,应加强二环系的选育,组配出适应于本省气候条件的高产优质组合,是促进玉米生产的快速而有效途径。

关 键 词:玉米    配合力    杂种优势    遗传参数    二环系
收稿时间:1997/10/24 0:00:00

Analysis of Combining Ability and Genetic Parameters in Several Maize Inbred Lines of Guangdong Province
Wang Xiaoming Liu Jianhua Li Yuliang Fang Zhiwei.Analysis of Combining Ability and Genetic Parameters in Several Maize Inbred Lines of Guangdong Province[J].Journal of Maize Sciences,1998,6(4):010-014.
Authors:Wang Xiaoming Liu Jianhua Li Yuliang Fang Zhiwei
Abstract:Synthetic analysis was conducted on combining ability and genetic parameters using 7 maize inbred lines of Guangdong provine in the paper.The results indicated that GCA of TAISUHUANG and YUE 20-3-1 were higher than others,SCA of TAISUHUANG)×YUE 20-3-1 was higher.So it is possible to obtain high combingng ability crosses.Additive effects were shown in single plant yield in Guangdong province maize heterosis.Therefore,second cycle lines bred must be strengthen to obtain high yield and quality crosses adapted to local weather condition in crossing and breeding procedure.This is an effective way in improving com production.
Keywords:Maize  Combining ability  Heterosis  Genetil parameters  Second cycle line
本文献已被 CNKI 维普 等数据库收录!
点击此处可从《玉米科学》浏览原始摘要信息
点击此处可从《玉米科学》下载全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司    京ICP备09084417号-23

京公网安备 11010802026262号