陕西省玉米新品种的灰色优势分析

Grey Predominat Analysis on New Maize Varieties in sbanxi province

探讨了灰色系统理论中优势分析法在玉米区试上的应用,该方法依据育种目标对所有参试品种作出的客观全面评价与各品种在每个区试点的实际表现相同,并由此鉴定出适应性、稳定性和丰产性最优的玉米新品种。同时,也为综合评价作物新品种找到一种新的方法。

Predominat analyis of the grey system theory and its application in maize reginal test were investigated. The results showed that obtained data all varieties according to breeding objectives quite agree with their actual expression on every reginal test, and some new maize varieties with best adaptation and stable yield performance were screened. In addition, a new method for finding new crop variety with multifactorial evaluation wa found.