In this study, genetic analysis for the flag leaf roll was carried out in F1 plants and a doubled haploid (DH) population derived from the inter-subspecific cross between ZYQ8 and JX17.

• 利用籼稻窄叶青8号和粳稻京系17的杂交F1以及衍生的DH系，对水稻籼粳交的卷叶性状进行遗传分析；