辽南玉米杂交种穗部性状的因子分析  

The Factor Analysis on Ear Characters of Maize Hybrid in Southern Region of Liaoning Province

作　　者：杨秋英[1] 

机构地区：[1]辽宁农业职业技术学院,营口115009

出　　处：《黑龙江八一农垦大学学报》2010年第6期9-11,共3页journal of heilongjiang bayi agricultural university

摘　　要：对适宜辽南地区种植的20个玉米品种的穗部性状进行了因子分析,结果表明穗粗、行粒数、单穗粒重、籽粒出产率和百粒重是影响玉米产量的主要穗部因子,因而目前在辽南地区玉米育种中应注重这些性状的协调改良和选择,从而获取最佳的育种效果。It were studied the factor analysis of ear characters of twenty maize cultivars in Southern region of Liaoning Province by,The result showed that ear thickness,kernels per row,grain weight of per ear,grain production rate,and 100-grain weight are the main factors that effect on the maize yield,therefore,it should pay more attention to the coordination improvement and selection of these characters in Southern region of Liaoning Province in order to get the best results.

关 键 词：玉米品种 穗部性状 因子分析 

分 类 号：S330[农业科学—作物遗传育种]