高原两系粳型恢复系云恢501的选育与应用  

Breeding and Application of Plateau Japonica Restorer Line Yunhui 501 in Rice

作　　者：涂建[1] 陈忆昆[1] 奎丽梅[1] 刘晓利[1] 徐雨然[1] 谷安宇[1] 邓伟[1] 安华 张建华[1] 张锦文[1] 吕莹 董维 李社萍[1] 李小林[1] TU Jian;CHEN Yi-kun;KUI Li-mei;LIU Xiao-li;XU Yu-ran;GU An-yu;DENG Wei;AN Hua;ZHANG Jian-hua;ZHANG Jin-wen;LÜYing;DONG Wei;LI She-ping;LI Xiao-lin(Institute of Food Crops,Yunnan Academy of Agricultural Sciences,Kunming,Yunnan 650205,China)

机构地区：[1]云南省农业科学院粮食作物研究所,云南昆明650205

出　　处：《杂交水稻》2022年第4期54-57,共4页Hybrid Rice

基　　金：云南省重大科技专项计划生物种业和农产品精深加工专项(202102AE090016);云南省科技人才与平台计划(202105AE160009);云南省粮食安全种业支撑专项经费(530000210000000013809)。

摘　　要：云恢501是云南省农业科学院粮食作物研究所用自育粳型中间材料HNC1与高抗稻瘟病材料09J13杂交,经6 a 8代系选育成的高原两系粳型恢复系。该恢复系具有恢复力好、配合力高,株型好、壮秆大穗、抗倒性强,花粉量大易制种等特点;与母本云粳206S、云粳208S配组分别育成的高原两系杂交粳稻组合云两优501和云两优502,2017年通过云南省农作物品种审定委员会审定。Yunhui 501,derived from the cross between HNC1(a self-bred intermediate japonica line)and 09J13(a japonica line with strong blast resistance),is a new plateau japonica restorer line in rice developed by the Institute of Food Crops,Yunnan Academy of Agricultural Sciences through the pedigree selection method after eight generations over six years.It shows the characteristics of strong restoring ability,high combining ability,good plant type and lodging resistance with strong culms and large panicles and easy hybrid seed production with heavy pollen load,etc.The two-line japonica hybrid rice combinations in plateau Yunliangyou 501(Yunjing 206S/Yunhui 501)and Yunliangyou 502(Yunjing 208S/Yunhui 501)were registered and released to commercial production by Yunnan Crop Variety Appraisal Committee in 2017.

关 键 词：两系杂交水稻 高原粳型恢复系 云恢501 选育 

分 类 号：S511.01[农业科学—作物学] S334