In Population H21 Mol7, nine QTL were detected for resistance to ACB, which were localized on chromosome 1,4,5,8 and 10. These QTL showed predominantly overdominance, subsequently dominance or partial dominance gene action.

• 对H21×Mo17群体，共检测到9个抗性QTL，分别位于染色体1、4、5、8、10上，表现的基因效应以超显性为主，此外还有显性效应和部分显性。