BT型长粒粳稻不育系常01-11A的选育及应用  

Breeding and Utilization of Long-grain BT-type Japonica CMS Line Chang 01-11A in Rice

作　　者：王小虎[1,2] 钟卫国[1] 王雪刚[1] 赵品恒[1] 苏月红[1] 俞良[1] 季向东[1] 李标[1] 端木银熙[1] 孙菊英[1] 梁国华 

机构地区：[1]常熟市农业科学研究所,江苏省杂交晚粳工程技术研究中心,国家杂交水稻工程技术研究中心常熟分中心,江苏常熟215500 [2]扬州大学江苏省遗传生理重点实验室,教育部植物功能基因组学重点实验室,江苏扬州225009

出　　处：《杂交水稻》2014年第1期10-14,共5页Hybrid Rice

基　　金：江苏省科技支撑计划(BE2012447);江苏省三新工程[SXGC(2012)108]

摘　　要：常01-11A是常熟市农业科学研究所以不育系武运粳7号A为母本,以长粒型粳稻常01-11为父本测交并连续回交转育而成的BT型长粒三系粳稻不育系,2010年3月通过江苏省品种审定。该不育系育性稳定,具有配合力强、花时早、开花集中、开颖角度大、有部分柱头外露、异交结实率高、易繁殖制种等特点。所配组合常优5号(常01-11A/CR-27)2010年3月和9月分别通过江苏省和国家品种审定。Chang 01-11 A, developed from the cross between japonica ponica rice Chang 01-11 and the subsequent successive backcrosses by CMS line Wuyunjing 7A and long grain ja- Changshu Agricultural Science Research In- stitute of Jiangsu Province, is a BT-type japonica CMS line with long grains. In March, 2010, it was registered and released by Jiangsu Provincial Crop Variety Appraisal Committee. It is characteristic of stable male sterility, good combining ability, early flowering time, concentrated flowering, wide glume-opening angles, partial stigma exser- tion, high outcrossing rate and easy production of hybrid seed and male sterile line seed. Its hybrid Changyou 5 （Chang 01-11 A/CR-27 ）was certified and released for commercial production in March and September, 2010, by Jiangsu Provincial and the National Crop Variety Appraisal Committees, respectively.

关 键 词：粳稻不育系 BT型 常01—11A 长粒 选育 

分 类 号：S511.01[农业科学—作物学] S334