优质高配合力籼型水稻三系不育系川种3A的选育及利用  

Breeding and Utilization of Indica Rice CMS Line Chuanzhong 3A with Good Grain Quality and High Combining Ability

作　　者：周华 吴华林 唐海龙 毛政 王萍 刘德富 刘浩 刘明 何陈述 陈国良 ZHOU Hua;WU Hualin;TANG Hailong;MAO Zheng;WANG Ping;LIU Defu;LIU Hao;LIU Ming;HE Chenshu;CHEN Guoliang(Life Science and Technology Center,China National Seed Group Co.,Ltd.,Wuhan,Hubei 430010,China;Sichuan Chuanzhong Seed Industry Co.,Ltd.,Qionglai,Sichuan 611500,China)

机构地区：[1]中国种子集团有限公司生命科学技术中心,湖北武汉430010 [2]四川川种种业有限责任公司,四川邛崃611500

出　　处：《杂交水稻》2024年第6期54-60,共7页Hybrid Rice

基　　金：海南省农业厅商业化育种项目。

摘　　要：川种3A是四川川种种业有限责任公司利用内香2B为母本,泸香618B为父本杂交选育出保持系,再与泸香618A测交并连续回交多代选育而成的籼稻三系不育系。该不育系具有异交习性好、配合力好、米质优等特点。2016年6月通过广东省种子管理站组织的专家技术鉴定。由该不育系测配的川种优3877、川种优3607等21个次组合已通过国家或省级品种审定。介绍了川种3A的选育过程、特征特性、繁殖技术要点等。Chuanzhong 3A,derived from the cross of Luxiang 618A//Neixiang 2B/Luxiang 618B,is a CMS line of indica rice developed by Sichuan Chuanzhong Seed Industry Co.,Ltd.through successive backcrosses for several generations.It has the characteristics of good outcrossing habits,high combining ability and excellent grain quality.In June 2016,it was technically identified by Guangdong Seed Administration Station.The hybrid combinations derived from Chuanzhong 3A,such as Chuanzhongyou 3877 and Chuanzhongyou 3607,have been registered and released for commercial production at the national or provincial level for 21 times.The breeding process,characteristics and multiplication techniques of Chuanzhong 3A were introduced.

关 键 词：杂交水稻 三系不育系 川种3A 优质 选育 

分 类 号：S511.01[农业科学—作物学] S334