通过分析新疆和其他省区系统选育而成的棉花品种(系),阐明系统选育的优、缺点。指出要想提高新品种的质量,就必须在选育方法上求新求变,进行种质资源的创新,提高品种的科技含量,延长品种的生命力,以更好的服务于生产。 By analyzing the cotton varieties (lines) selected from the systems of Xinjiang and other provinces and autonomous regions, the advantages and disadvantages of system selection and breeding were elucidated. Pointed out that in order to improve the quality of new varieties, we must make innovations in breeding methods, innovation of germplasm resources, improve the scientific and technological content of varieties, extend the vitality of varieties in order to better serve the production.