玉米杂种优势关系的研究  

Study on corn heterotic group and model

作　　者：金益[1] 

机构地区：[1]东北农业大学农学院,哈尔滨150030

出　　处：《东北农业大学学报》2011年第4期1-7,共7页Journal of Northeast Agricultural University

基　　金：农业部"引进国际先进农业科学技术"(948)项目(2003-Q03-2);黑龙江省科技攻关计划项目(GA068102-2)

摘　　要：文章介绍了玉米杂种优势类群和杂种优势模式的基本概念,总结了国内玉米杂种优势类群和杂种优势模式的主要研究结果并进行了比较,提出了黑龙江省特有的东北地方种质群,东北地方种质群×Reid群和东北地方种质群×Lancaster群两个杂种优势模式,以及在黑龙江有重要地位的PA×Lancaster模式,并据此提出了充分挖掘东北地方种质群的育种潜力和加强对PB种质的研究和利用是今后黑龙江省玉米育种和种质资源研究中的重要内容。The concept and classing methods of the heterotic group and heterotic model in corn were introduced briefly.The research results in China and in Heilongjiang Province were concluded and compared.Some new opinions about corn heterotic group and heterotic model in Heilongjiang Province were proposed such as Northeast group,Northeast×Reid and Northeast × Lancaster models.PA× Lancaster model was also important in Heilongjiang Province.Taping the breeding potential of Northeast group and enhancing the research and utility to PB group were important in Heilongjiang Province.

关 键 词：玉米 种质 杂种优势 类群 模式 

分 类 号：S513[农业科学—作物学] S33