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The analysis of combining ability on yield characters of northern two-lines cross-japonica-rice
Author(s): 
Pages: 3-6
Year: Issue:  5
Journal: Reclaiming and Rice Cultivation

Keyword:  粳型两系杂交水稻 产量性状 配合力分析 相对效应值 强优势杂交组合;
Abstract: 以4个不同类型的北方粳型两用不育系、4个粳型优良恢复系及其组配的16个杂交组合为试材,对父本、母本和杂种F1代产量性状进行方差分析,进而计算出父本、母本的一般配合力相对效应值及杂交组合F1代的特殊配合力相对效应值。分析结果表明,在选配杂交组合时,不仅要注意一般配合力的选择,还应对其特殊配合力进行大量筛选,从而提高选择不育系和恢复系组配强优杂交组合的预见性。
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