通过总结培育棉花核不育系的实践,就饱和回交法、不饱和回交法、阶梯回交法选育核不育两用系,单株选择法纯化和提高核不育两用系,培育近等基因系,加快不育系选育进程等方面阐述了育种体会和心得。 Through summarizing the practice of cultivating cotton genic male sterile lines, the two types of sterile lines were selected, including saturated backcross backcrossing method, unsaturated backcrossing method, ladder backcrossing method, single crop selection method, Breeding of near isogenic lines, accelerating the process of CMS breeding and other aspects of breeding experience and experience.