灰色关联分析在青贮玉米品种综合评价中的应用

Application of the Analysis of Gray Relation Grade on Comprehensive Evaluation of Silage Maize varieties

运用灰色关联度分析的方法,对黑龙江省青贮玉米主栽品种在不同生态区域中的表现进行了综合评价。通过对青贮玉米的8个主要性状指标进行分析计算,确定了各性状与产量关系的密切程度,参试品种的优劣评价分析结果与实际生产情况相一致。研究结果表明,灰色关联度分析法为综合评价及筛选青贮玉米新品种提供了一种较为客观的评价方法。

By means of conjunctional measure with gray systematic theory, silage maize varieties of Heilongjiang province were analyzed synthetically. Analysis was conducted on the index of 8 main characters to decide the quality of trailed variety and the correlative degree between plant yield and main characters. The analytic result was accordance with practice. It confirmed the gray systematic theory could offer an objective method for evaluation and filter of silage maize varieties.