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抗稻瘟病优质广适型水稻不育系炳1A的选育
Breeding of Indica CMS Line Bing 1 A with Blast Resistance,Good Grain Quality and Wide Adaptability in Rice
【摘要】 用资100B与Ⅱ-32B杂交,F3代选株与资100A测交并逐代回交,从其后代培育出株叶形态好、抗稻瘟病、耐逆、配合力强、异交率高的优质野败型三系不育系炳1A,于2010年4月通过湖南省品种审定。
【Abstract】 Bing 1 A,derived from the cross of Zi 100B and Ⅱ-32B and its testcross to Zi 100A,is a new indica WA-type CMS line in rice.It is characteristic of good plant type,blast resistance,good stress tolerance,high combining ability,good grain quality and high outcrossing rate.It was certified by the Crop Variety Appraisal Committee of Hunan Province in April,2010.The breeding procedure,characteristics and performance of F1 hybrids of Bing 1 A were introduced in detail.Besides,the key technical points of its multiplication and hybrid seed production were summarized.
【关键词】 杂交水稻;
细胞质雄性不育系;
抗稻瘟病;
优质;
炳1A;
选育;
【Key words】 hybrid rice; CMS line; blast resistance; good grain quality; Bing 1 A; breeding;
【Key words】 hybrid rice; CMS line; blast resistance; good grain quality; Bing 1 A; breeding;
【基金】 国家科技支撑计划项目(2007BAD77B00);农业部超级稻专项;现代农业产业技术体系;湖南省超级杂交稻分子育种研究(2009FJ1004-3)
- 【文献出处】 杂交水稻 ,Hybrid Rice , 编辑部邮箱 ,2010年06期
- 【分类号】S511.03
- 【被引频次】3
- 【下载频次】262