优质籼稻不育系中浙A的选育及利用

章善庆; 童海军; 童汉华
杂交水稻, 2004, 19(1): 11-13     如需全文交流,请加本站官方QQ群:62473826
杂交水稻; 籼稻不育系; 中浙A; 优质; 选育
中国水稻研究所;浙江省种子公司

中浙A是以印度引进的编号为PS-2 1的优质材料中选择的异形株与珍汕 97A回交转育而成 ,其不育株率 10 0 % ,不育度99.99% ,12项品质指标中有 8项达部颁一级优质米标准 ,3项达二级标准 ,2 0 0 0年 9月通过浙江省科技厅组织的技术鉴定。用该不育系配制的杂交稻组合 ,株型挺拔 ,剑叶挺直 ,优势明显 ,稻米品质得到明显改良。

Breeding and Utilization of Good Grain Quality CMS Line Zhongzhe A in Indica Rice

ZHANG Shan-qing; TONG Hai-jun; TONG Han-hua
Hybrid Rice, 2004, 19(1): 11-13
hybrid rice; indica CMS line; Zhongzhe A; good grain quality; breeding

Zhongzhe A, derived from backcrossing a variant plant of Ps-21, one of the fine grain quality germplasms introduced from India, to the CMS line Zhenshan 97A, is a new good grain quality indica CMS line. It was technically certified in Zhejiang Province in September, 2000. Its main grain quality characters reach the first or second class standards of fine quality rice issued by Chinese Ministry of Agriculture. It possesses stable sterility with 100% of sterile plants,99.99% of pollen sterility and 100% of sp...

本文记载的水稻品种
中浙A