高产抗病水稻新品种雪花新占的选育  

Breeding of a new rice variety Xue-hua-xin-zhan with high yield and diseases resistance

作　　者：周汉钦[1] 潘大建[1] 范芝兰[1] 李晨[1] 陈建酉[1] 江奕君[1] 高云[1] 冯道基[1] 

机构地区：[1]广东省农科院水稻研究所/广东省水稻育种新技术重点实验室,广东广州510640

出　　处：《广东农业科学》2013年第20期4-5,共2页Guangdong Agricultural Sciences

摘　　要：雪花新占是广东省农科院水稻研究所以丰丝占/新农占为母本与丰丝占/雪花占杂交,经多代选育而成的感温型籼稻新品种。两年省区试平均每667 m2产量分别为421.72、456.78 kg,比对照种优优128减产1.32%和1.64%,减产均不显著,米质未达国标优质等级,抗稻瘟病和中抗白叶枯病。2012年1月通过广东省农作物品种审定。Xue-hua-xin-zhan was a new photoperiod-insensitive Indica rice variety bred by crossing feng-si-zhan/xin-nong-zhan with feng-si-zhan/xue-hua-zhan and after several generations selecting in Rice Research Institute, Guangdong Academy of Agricultural Sciences. In two years different site field test of Guangdong province, the result showed that Xue-hua-xin-zhan＇s average yield was 421.72 kg and 456.78 kg/667m2 respectively, decreased by 1.32% and 1.64% respectively in comparison with the check variety You-you- 128, but not significant. Its grain quality didn＇t reach the scales of high quality paddy in national standard, and it had the resistance to the blast and mid-resistance to the bacterial leaf blight disease. It was permitted to release by Crop Examine and Approve Committee of Guangdong province in January 2012.

关 键 词：籼稻 雪花新占 选育 

分 类 号：S511.035.1[农业科学—作物学]