棉花细胞质雄性不育的研究及改良

Study on and Im provem entofCytoplasm ic Male Sterility in Cotton

本文就棉花“三系”杂种棉育种中细胞质雄性不育的研究现状作了较为详细的专题综述。介绍了棉花细胞质雄性不育种质及利用，不育性的遗传方式，及不育系细胞质对杂种后代的遗传效应，不育花药的细胞学和生理生化代谢特征等。评述了棉花细胞质雄性不育研究中所面临的问题及相应的对策。

An overview ofstudy on cytoplasm ic malesterility in hybrid cotton breeding asa subjectwas conducted include CMSlines and theirpotentials, genetic pattern, cytoplasm ic effects ofCMSon hybrid F1,aswellasanalysisofcytologicaland biochem icalm etabolism in anthersofCMSlines. Somespecialproblem sand theirresolvem ethodsin study ofCMSand hybrid cotton breeding have also been discussed.