优质香型光温敏核不育系广雅S的选育与应用  

Breeding and Utilization of Aromatic Indica Rice PTGMS Line Guangya S with Good Grain Quality

作　　者：廖亦龙[1,2] 柳武革 王丰[1,2] 刘迪林 李金华[1,2] 朱满山 付崇允[1,2] 曾学勤 霍兴[1,2] 马晓智 LIAO Yilong;LIU Wuge;WANG Feng;LIU Dilin;LI Jinhua;ZHU Manshan;FU Chongyun;ZENG Xueqin;HUO Xing;MA Xiaozhi(Rice Research Institute,Guangdong Academy of Agricultural Sciences/Guangdong Key Laboratory of New Technology in Rice Breeding/Guangdong Rice Engineering Laboratory,Guangzhou,Guangdong 510640,China;Guangdong Laboratory for Lingnan Modern Agriculture,Guangzhou,Guangdong 510640,China)

机构地区：[1]广东省农业科学院水稻研究所/广东省水稻育种新技术重点实验室/广东省水稻工程实验室,广东广州510640 [2]岭南现代农业科学与技术广东省实验室,广东广州510640

出　　处：《杂交水稻》2023年第4期52-54,共3页Hybrid Rice

基　　金：岭南现代农业实验室科研项目(NT2021001);广东省重点领域研发计划资助(2018B020206002);广东省基础与应用基础研究基金(2019A1515011903);广东省科技计划项目(2017A070702006);国家现代农业产业技术体系建设专项资金(CARS-01);广东省重点实验室运行费(2020B1212060047)。

摘　　要：广雅S是广东省农业科学院水稻研究所利用优质抗病不育系Y58S与自育优质三系保持系广8B杂交,然后与广8B回交1次,后代经多代系谱选择育成的优质香型光温敏核不育系,2020年9月通过广东省农作物品种审定委员会鉴定。该不育系株叶形态好、育性稳定、开花习性好、粒型细长、稻米品质优良、抗白叶枯病、中抗稻瘟病、繁殖制种特性好。以广雅S为母本与泰香占配组育成的优质香型两系杂交稻雅两优泰香占于2021年通过江西省农作物品种审定。Guangya S,derived from the cross between the photo-thermo-sensitive genic male sterile(PTGMS)line Y58S with good grain quality and disease resistance and the aromatic maintainer line Guang 8B and backcrossed once with Guang 8B,is a high-quality aromatic PTGMS line developed through multi-generation pedigree selection.It was technically identified in Guangdong Province in September 2020.It is characteristic of good plant type,stable male fertility,favorable flowering habits,resistance to bacterial blight,moderate resistance to rice blast,fine grain quality with slender grain and easiness of multiplication and hybrid seed production.Yaliangyou Taixiangzhan,a two-line hybrid rice combination with high quality and fragrance and derived from Guangya S and Taixiangzhan,was registered and released for commercial production by Jiangxi Crop Variety Appraisal Committee in 2021.

关 键 词：杂交水稻 光温敏核不育系 广雅S 选育 

分 类 号：S511.01[农业科学—作物学] S334