欲获得棉花高产优质,不仅需要运用综合栽培技术,而且需要掌握影响产量的关键因子及其主次关系。当前国内外对粮食作物高产、稳产措施主次关系的研究较多,而对 To obtain high yield and quality of cotton, not only the use of integrated cultivation techniques, but also need to master the key factors affecting the yield and its primary and secondary relationships. At present, there are more researches on the primary and secondary relations between high-yielding and stable-yielding grain crops both at home and abroad