Breeding of broad-spectrum restoration of Yanhui559 and its hybrid rice combinations.

Yanhui 559,selected by testing in earlier generations of hybrid between indica restoring lines with japonica background,has many good characteristics,including power resumption,broad spectrum,good quality,good resistance,plenty pollen and high seed production.Crossed with WA-use,low-lost,water-based,light-sensitive nuclear and other sterile male sterile line,respectively the combinations demonstrated strong hybrid vigor and good comprehensive traits.Among the combinations.Teyou559,Shanyou559,Xieyou559,Ⅱ You559,29You559,Peiliangyou559 and Fengyou559 all passed the cultivars identification of Jiangsu Province,Guizhou Province,Anhui Province,Hunan Province and the state ministry,and now in large-scale production.