Abstract: Rice with the eui gene for the elongated uppermost internode is more sensitive than that with the Eui gene to GA3 at seedling and heading stages. The first and Second internodes of the Plant with the eui gene and the second and third ones of the plant with the Eui gene are greatly affected by GA3, w

Key words: Rice msle sterile line, Eui gene, Sensitivity to GA3, Panicle exertion