中国玉米优势群划分和利用研究  

Analysis and Induction on Maize Germplasm Base in Jilin province

作　　者：孟义江[1] 高进军[1] 

机构地区：[1]河北农业大学生命科学学院,河北保定071001

出　　处：《玉米科学》2006年第1期16-17,32,共3页Journal of Maize Sciences

摘　　要：根据我国玉米优势群划分结果,结合育种实践,将我国的玉米种质分为外引优势群、中国优势群和热带优势群3个;杂优模式为外引优势群×中国优势群、外引优势群×热带优势群和中国优势群×热带优势群。并对杂种优势类群划分及利用进行了探讨。According to the result of heterosis group of maize, as well as the practice of breeding, the maize germplasm of China were divided into three heterosis groups including foreign heterosis group, China heterosis group and tropical heterosis group, respectively. The heterosis models are foreign heterosis group x China heterosis group, China heterosis gro,Jp x tropical heterosis group and foreign heterosis group x tropical heterosis group. The division and utilization of heterosis groups were also discussed

关 键 词：玉米 种质 杂种优势群 

分 类 号：S513.024[农业科学—作物学]