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贺优1号是怀化市农业科学研究所用贺50A与怀恢210配组育成的三系杂交中籼迟熟新组合,全生育期142 d左右,2011年通过湖南省品种审定。
He You 1 is a new combination of three lines of late indica rice with late maturity, which is bred by He 50A and Huahui 210 in Huaihua Institute of Agricultural Sciences. The whole growth period is about 142 days and passed the Hunan variety approval in 2011.