滇型杂交粳稻新组合滇杂33的选育与应用  

Breeding and Application of New Dian-type Japonica Hybrid Rice Combination Dianza 33

作　　者：陶光喜[1] 郭艾[1] 蒋义明[1] 洪汝科[1] 荣英[1] 李铮友[1] 师常俊[1] 张树华[1] 谭学林[1] 

机构地区：[1]云南农业大学稻作研究所,云南昆明650201

出　　处：《杂交水稻》2005年第4期16-17,44,共3页Hybrid Rice

基　　金：昆明市科技计划项目(昆科20001013)

摘　　要：滇杂33是用滇Ⅰ型不育系榆密15A与新育成的优良恢复系滇农R-3组配而成的滇型杂交粳稻新组合,具有杂种优势强、丰产性好、米质较优、适应性广等特点,2004年10月通过云南省农作物品种审定。介绍了该组合的选育过程、特征特性、栽培及制种技术要点。The new Dian-type japonica hybrid rice combination Dianza 33 is derived from a Dian Ⅰ type male sterile line Yumi 15A and a newly developed elite restorer line Diannong R - 3. It is characteristic of strong heterosis, high yield, good quality and wide adaptability. It was registered and released by the Crop Variety Appraisal Committee of Yunnan Province in October, 2004. The developing procedure, characteristics, key techniques of cultivation and hybrid seed production of this hybrid combination, were introduced in this article.

关 键 词：滇型杂交粳稻 滇杂33 选育 

分 类 号：S334[农业科学—作物遗传育种] S511.035[农业科学—农艺学]