【摘要】 本试验应用多元分析方法，以北方春小麦区３５份品种（系）为材料，对杂交亲本作了综合评价。研究结果表明：①第一主成分为穗部性状因子；②根据主成分值筛选杂交亲本的结果同田间观察的结果一致；③选配杂交组合应在类群间进行。更多还原

【Abstract】 The test utilizing multivariate analysis evaluate crossing parents in 35 spring wheat varieties(or strains) from north China.The results showed that ①The first principal component is a factor of ear charactor.②Applying principal component values to select parents for crossing has an alike result as investigating in the field.③Crossing Parents would came from different clusters.更多还原