Jianyou8 is a new late-cropping indiea hybrid rice combination by Hunan Jinjian Seed Industry Co. Ltd and Changde Agricultural Science Research Institute. The grain quality of Jianyou8 reached the first class of state standard of fine grain quality rice. It was suitable for promotion for its good grain quality, high-yield and better resistance. It was certified and released to commercial production by the Hunan Provincial Crop Variety Appraisal Committee in Mar.2007. Jianyou8 was also entered into the "National Agric Science and...