Chaoxiang A,derived from crossing Xinxiang A to the selected plants from the F4 population of(Xinxiang B/Hai2fu)F4/(Luxiang 618B/Yuxiang B)F4 and followed by successive backcrossing over years,is a high-quality WA-type CMS line in rice developed by Hunan Rice Research Institute.With the characteristics of high outcrossing rate,good grain quality,high combining ability and early maturity of F1 hybrids,it was technically identified by Hunan Provincial Crop Variety Appraisal Committee in March 2022.
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万方数据