优质高产晚籼新组合博优253高产制种技术  

High-yielding reproduction techniques of high quality,high-yielding new combination of indica type cate hybrid rice Boyou 253

作　　者：赵博伟[1] 韦政[1] 黎志方[1] 黄琳[1] 莫永生[1] 农友业[1] 蒋德书[1] 卢文倍[1] 

机构地区：[1]广西大学支农开发中心,广西南宁530005

出　　处：《广西农业生物科学》2004年第3期187-189,共3页Journal of Guangxi Agricultural and Biological Science

基　　金：广西区科技厅"九五"攻关课题(桂科攻9521058R)

摘　　要：介绍杂交水稻晚籼新组合博优253的亲本测253和博A的特征特性;总结出选择适宜的制种地和理想抽穗扬花期、合理安排父母本播种差期、培育多蘖壮秧、合理密植、培育双强高产群体、预测并调整花期及适时适量喷施"九二○"等高产制种的关键技术。This paper introduces the characteristics of Ce 253 and BoA,that are parents of the new combination hybrid rice the late rice Boyou 253,and summarizes the key techniques of choosing the suitable seed production field and the stage of flowering,planning rationally the sowing interval of the parents,culturing the strong tillering seedling,suitable density,culturing the double high-yielding population,predicting and regulating the stage of flowering and appropriate time of spraging GA.

关 键 词：博优253 亲本特性 制种技术 

分 类 号：S511.21[农业科学—作物学]