哈密地区9个青贮玉米品种的灰色关联度分析与综合评价

Grey Correlation Analysis and Comprehensive Evaluation of 9 Silage Corn Varieties Introduced into Hami

为筛选适宜在干旱的哈密地区推广种植的优良青贮玉米品种,该研究对哈密地区引种的9个青贮玉米品种的7个农艺性状和品质性状应用灰色关联度分析方法进行综合评价。结果表明,综合生产性能表现较好的青贮玉米品种为“瑞德6”“桂青贮1号”和“瑞德3”,与参考品种关联度较高,综合排名靠前,综合生产性能较好,适宜在该地区大面积推广种植;“利单295”“正饲玉3号”与参考品种关联度较小,综合评价排名较低,综合生产性能较差。

In order to screen excellent silage corn varieties suitable for planting in the arid Hami region,seven agronomic and quality traits of nine silage corn varieties introduced into Hami area were comprehensively evaluated by grey relational analysis method.The results showed that the silage corn varieties with better comprehensive production performance were Ruide 6.Guiqingchu 1 and Ruide 3.It was suitable to be popularized and planted in large area in this area;Lidan 295 and Zhengsiyu 3 were less related to the reference varieties,ranking lower in comprehensive evaluation and poor in comprehensive production performance.