earliness trait

Dominant earliness trait was identified in a indica-japonica medium type of line H14. The heading dates of F1 progenies from H14 crossed with various types of medium-maturing or late-maturing varieties,such as Minghui63 and Shuhui881,were analyzed.
水稻籼粳中间型材料H14具有显性早熟特性,以H14与明恢63、蜀恢881等多个不同类型的中、迟熟品种杂交后代为材料进行早熟性遗传分析。