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株两优4024是湖南农业大学用株洲市农业科学研究所选育的广亲和低温敏两用核不育系株1S与株叶形态优良、配合力好、抗逆性强的优质早稻父本4024选配而成的两系法杂交早稻新组合,具有产量高、稳产性好、生育期适宜等特点,在长江流域具有广泛的适应性。2009年3月通过湖南省农作物品种审定委员会审定(湘审稻2009005),2009年5月通过国家农作物品种审定委员会审定(国审稻2009010)。
Zhuzhanggyou 4024 is a high-quality and low-temperature-sensitive dual-genic male sterile line 1S selected with the Zhuzhou Institute of Agricultural Sciences, Hunan Agricultural University and a good-quality early rice parent with good morphological characters, good combining ability and strong resistance 4024 The new combination of two lines of early maturing hybrid rice with high yield, good stability and yield, suitable growth period and so on, has a wide range of adaptability in the Yangtze River Basin. In March 2009, it was approved by Hunan Crop Variety Approval Committee (Hunan Audit Rice 2009005) and in May 2009 it passed the examination of National Crop Variety Approval Committee (State Examination of Rice 2009010).