在世界棉花育种技术竞争中,杂优利用是一种提高作物产量与品质快捷有效的方法。生产上,大面积利用彩色棉杂种优势,常取决于两个方面的因素,一是有强优势的组合,二是有简便的制种技术。本单位培育了彩色棉细胞质雄性不育系、保持系和恢复系,利用细胞质雄性不育的“三系法”制种 In the world cotton breeding competition, heterosis utilization is a quick and effective method to improve crop yield and quality. Production, the use of large areas of color cotton heterosis, often depends on two factors, one has a strong combination of advantages, the second is a simple seed production technology. The unit nurtured a color cotton cytoplasmic male sterile line, maintainer and restorer lines, the use of cytoplasmic male sterility “three lines” seed production