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株两优22是中国水稻研究所利用株洲市农业科学研究所选育的株1S与自选的恢复系中早22配组育成的籼型两系杂交早稻新组合,2012年通过国家农作物品种审定委员会审定(国审稻2012016),适宜在长江中下游作双季早稻种植。介绍了该组合亲本特征特性及制种技术。
Zhu Liang You 22 is a new combination of indica two-line early-season indica hybrid rice developed by China National Rice Research Institute using strain 1S selected from Zhuzhou Institute of Agricultural Sciences and the early-middle 22 lines of restorer lines selected by National Natural Science Foundation of China. In 2012, Validation (State review of rice 2012016), suitable for double cropping of early rice in the middle and lower reaches of the Yangtze River. The characteristics of the parents and seed production techniques were introduced.