高产优质杂交晚稻新组合圳优7号的选育  

Breeding of New Late-cropping Hybrid Rice Combination Zhenyou 7 with High Yield and Good Grain Quality

作　　者：唐俐[1] 杨益善[1] 田继微[2] 孟祥伦[2] 韦飞严[2] 

机构地区：[1]湖南杂交水稻研究中心杂交水稻国家重点实验室,湖南长沙410125 [2]国家杂交水稻工程技术研究中心清华深圳龙岗研究所,广东深圳518118

出　　处：《杂交水稻》2012年第4期14-16,共3页Hybrid Rice

基　　金：转基因生物新品种培育科技重大专项(2011ZX08001-003);杂交水稻国家重点实验室资助项目

摘　　要：圳优7号是用不育系圳A与恢复系α-7配组育成的中熟杂交晚稻新组合。该组合表现高产稳产,在2009—2010年湖南省晚稻区试中平均单产7.59 t/hm2,比对照增产7.32%;稻米品质优良,达部颁《食用稻品种品质(NY/T 593-2002)》3级标准;抗病性强于对照,抗倒性强;生育期适宜。2011年4月通过湖南省农作物品种审定委员会审定。Zhenyou 7, derived from Zhen A and or-7, is a new late-cropping hybrid rice combination with medium maturity. It showed high and stable yield in the regional trials for late-cropping rice of Hunan in 2009 and 2010 with an average yield of 7.59 t/hm2, 7.32% higher than that of the control variety. It also showed good grain qual- ity up to the 3rd class of standards of Cooking Rice Variety Quality （ NY/T 593-2002）. Besides, Zhenyou 7 showed relatively strong disease resistance, strong lodging resistance and suitable maturity. It was certified and released to commercial production by Hunan Provincial Crop Variety Appraisal Committee in April, 2011.

关 键 词：杂交晚稻 圳优7号 高产 选育 

分 类 号：S511.03[农业科学—作物学] S334