杂交稻新组合园优7148的选育  

Breeding of new hybrid rice combination Yuanyou7184

作　　者：李新昌[1] 黎垣庆[2] 段俊[2] 黄淑珍 梁承邺[2] 张家来 

机构地区：[1]肇庆学院生命科学学院,广东肇庆526061 [2]中国科学院华南植物园,广东广州510643 [3]肇庆市农业科学研究所,广东肇庆526070

出　　处：《广东农业科学》2013年第24期1-3,共3页Guangdong Agricultural Sciences

摘　　要：2002年早造肇庆市农业科学研究所利用常规稻品种粤香占和恢复系R229进行杂交,2002年晚造选取F1单株和常规稻品种锦超丝苗进行复合杂交,经过5代系谱选育,选单株与华南植物园选育的不育系园A进行测交配组选育而成的籼型弱感光杂交稻新组合园优7148,具有稳产和抗稻瘟病的特点,于2012年1月通过广东省农作物品种审定。介绍了园优7148的选育过程和稳产栽培技术。Coventional rice Yuexiangzhan and restorer line R229 hybridized in 2002 to obtain ealy rice in Zhaoqing Academy of Agricultural Sciences. The F1 individual plant and coventional rice Jinchaosimiao multiply hybridized to obtain late rice in 2002. Weakly photosensitive hybrid indiea rice YouyouT148 was obtained by of the individual plant obtained above and the sterile line Yuan A bred by The Southern China Botanical Garden, afer pedigree breeding of 5 generation. It is a rice with stable production and resistance to blast. It was registered by Guangdong Provincial Crop Variety Appraisal Committee in January, 2012. This paper introduced the breeding process and stable production cultivation techniques.

关 键 词：杂交稻 园优7148 选育 稻瘟病 栽培技术 

分 类 号：S511.035.1[农业科学—作物学]