In 2006 to 2008,Yongyou-8 Dangtu County in the performance of the growing view,no matter the field looks,and rice production quality,Yongyou-8 is a potential for the development of ultra-high-quality high-yield hybrid rice new combination.The author summed up the night of hybrid rice Yongyou-8,the main features of cultivation techniques and the main points,the combination of production and use of large areas provide the basis for the promotion.