47A系以金23B为母本,B51为父本杂交,取株型、外观品质好的低世代单株与东B11A连续回交转育而成的东乡野生稻细胞质雄性不育系,于2014年8月通过江西省品种审定委员会组织的现场鉴定。该不育系农艺性状优良、不育性稳定、异交率高、配合力强、抗性较好,所配组合生长势旺、丰产性好,具有良好的应用前景。 47A is a Dongxiang wild rice cytoplasmic male sterility line derived from the continuous breeding of the low-generation single plant with gold-23B as the female parent and B51 as the male parent, August through the Jiangxi Provincial Certification Commission organized the scene identification. The CMS has excellent agronomic characters, stable sterility, high outgrowth rate, strong combining ability and good resistance, and the combination has strong growth potential, good yield and good application prospect.