Correlation analysis and significant test showed that the correlation coefficient of average sugarcane yield and HSC was up to -0.9396(superscript **), significant at 1% level.

• 变异参数的相关性分析和显著性测验表明，平均产量与高稳系数之间达极显著的相关，相关系数达-0.；9396(上标**)。