棉花三桃调查资料分析和应用,通常采用纵向比较方法,也就是当年与往年相比较,从而对当年棉花的生育状况作出评价。目前利用三桃调查资料分析各生育量之间的关系的报道较少。为此,我们于1999年对棉花三桃进行了调查,利用简单回归与相关分析法,探讨影响棉花三桃的主要因素,从而为 Cotton three peach survey data analysis and application, usually using vertical comparison method, which is compared with the previous year, so as to evaluate the reproductive status of cotton that year. At present, there are few reports on the relationship between fertility and the amount of fertility using the data of Three Peaches. To this end, we conducted a survey of three peach cotton in 1999, using simple regression and correlation analysis to explore the main factors affecting cotton peach, so as to