香型高异交率水稻两用核不育系宸6S的选育与应用  

Breeding and Application of Dual-purpose Genic Male Sterile Line Chen 6S with Fragrance and High Outcrossing Rate in Rice

作　　者：谭永明 欧阳禛 王雪梅 廖茂文 邓尧 蒋南 朱智勇 陈海球 TAN Yongming;OUYANG Zhen;WANG Xuemei;LIAO Maowen;DENG Yao;JIANG Nan;ZHU Zhiyong;CHEN Haiqiu(Chenzhou Institute of Agricultural Sciences,Chenzhou,Hunan 423000,China)

机构地区：[1]郴州市农业科学研究所,湖南郴州423000

出　　处：《杂交水稻》2023年第4期48-51,共4页Hybrid Rice

基　　金：湖南省农业支撑计划(2013NK3011);郴州市重点研发项目(jisyf2017042);湖南省重点研发项目(2020NK2064)。

摘　　要：宸6S是郴州市农业科学研究所用香96S(培矮64S/Z9S)与深08S杂交后定向培育而成的香型水稻两用核不育系。该不育系具有香味浓、株叶形态好、不育性稳定、开花习性好、配合力强、异交结实率高、可繁性好、所配组合耐热及抗倒等特点,于2021年通过安徽省技术鉴定。所配组合宸两优36于2022年通过国家农作物品种审定委员会审定。Chen 6S,derived from the hybridization between Xiang 96S(Pei'ai 64S/Z9S)and Shen 08S,is an aromatic dual-purpose genic male sterile line in rice developed by Chenzhou Institute of Agricultural Sciences.The male sterile line has the characteristics of deep aroma,good plant type,stable male sterility,strong combining ability,good flowering habits,high outcrossing rate,good reproductivity,and heat tolerance and lodging resistance of hybrids.It was technically identified in Anhui Province in 2021.Its hybrid combination of Chenliangyou 36 was approved by the National Crop Variety Appraisal Committee in 2022.

关 键 词：杂交水稻 两用核不育系 宸6S 香型 选育 

分 类 号：S511.01[农业科学—作物学] S334