灰色关联度分析在玉米自交系选育中的应用初探

A PRELIMINARY STUDY ON THE APPLICATION OF GREY RELATIONAL GRADE ANALYSIS TO MAIZE INBREDS SELECTION

摘要:

本文应用了灰色系统理论中关联度分析的基本原理和方法, 并以经过配合力分析的11份材料为例探讨了灰色关联度分析在玉米自交系选育中应用的可能性。结果表明: 关联度分析的结果与自交系的实际表现是一致的, 关联度与自交系的-般配合力呈显著正相关(r=0.6206)。

Abstract:

In this paper, the application of grey relational grade analysis in selection of maize indreds was explored. It was indicated that the result of relational grade analysis was in accordance with practical expressions of rnaize indreds. The relational grade had a significant positive correlation with combining abilities of maize inbreds. This new method is simple in the application of selection of maize indreds.