Abstract:
Through hybridization between the high quality CMS line, Yixiang 1A, and the restoring line, Jia 7, a new hybrid rice combination, Yiyou-jia 7, was bred by the Rice Research Institute at Fujian Academy of Agricultural Sciences and Qingzhi Agricultural Science and Technology Research Center of Fujian in Lianjiang County. This hybrid rice showed the characteristics of high and stable yield, as well as, a broad adaptability in the regional test. Yiyou-jia 7 attained the highest quality standard for rice. The breeding procedure, main characteristics and high-yielding cultivation of Yiyou-jia 7 are presented.