玉米超高产育种  

Talk about Maize Breeding Programs

作　　者：李自学[1] 张建光[1] 

机构地区：[1]承德裕丰种业有限公司,河北承德067400

出　　处：《玉米科学》2011年第2期52-53,57,共3页Journal of Maize Sciences

摘　　要：玉米超高产育种应主攻子粒产量指标,围绕产量指标"三高一广"开展选育,即自交系的高配合力,自交系及杂交种均高度耐密,高度的综合抗性,有广泛的适应性。Maize breeding programs should attack grain yield index.Hold on yield of inbred lines,that is,a wide three high combining ability,inbred lines and hybrid are highly resistant,highly general resistance and extensive adaptability.

关 键 词：玉米 配合力 耐密性 定向选育 

分 类 号：S513.032[农业科学—作物学]