Crop breeding2012year 一、亲本配合力的测定1、一般配合力（general combining ability GCA）：指一个被测系与一个遗传基础复杂的群体品 种或许多其它自交系杂交后，F1产量和其它数量 性状的平均表现能力。
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The resistance of each parent was significantly or extremely significantly positive related to its general combining ability (GCA).
亲本叶瘟抗性与其一般配合力效应呈显著或极显著正相关；
The variance of the general combining ability (GCA) and the special combining ability (SCA) for 12 agronomic traits were significantly different.
主要结果如下：1.12个农艺性状的一般配合力方差与特殊配合力方差均达极显著水平。
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