Abstract: Good specific combining ability (SCA) combinations should be obtained from good general combining ability(GCA) parents. This is a practice of hybrid maize breeding all over the world and will be the inevitable way for hybrid rice breeding development in our country. The performance, heterosis and combining ability components in hybrid rice are analyzed. Some suggestions of strengthening the combining ability selection in hybrid rice are also proposed.

Key words: breeding, hybrid rice, combining ability

摘要： 在选育一般配合力优良亲本的基础上，配组特殊配合力优良的组合，是国内外杂交玉米育种的成功经验，也是提高我国杂交稻育种的必由之路。分析了杂交籼稻和杂交粳稻的优势表现和配合力成分，提出了加强杂交稻配合力选择的建议。

关键词: 育种, 杂交稻, 配合力