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Analysis of Grey Correlated Degree between Yield and Related Traits of Hybrid Maize
Author(s): 
Pages: 16-18
Year: Issue:  2
Journal: Acta Agriculturae Jiangxi

Keyword:  杂交玉米产量相关性状灰色关联度分析;
Abstract: 采用灰色关联度分析法,对杂交玉米产量比较试验中11个参试组合的产量与11个相关性状间的关联度进行了分析.结果表明:各性状对产量的影响顺序为:穗粗>出籽率>穗行数>行粒数>籽长>千粒重>株高>穗长>穗位高>茎粗>秃尖长.因而,在杂交玉米品种选育过程中,应当注重选择果穗比较粗、出籽率高、穗行数较多、行粒数比较多、籽粒比较长的组合,对于秃尖长、茎粗、穗位高等可放宽要求.
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