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渝优865是重庆金穗种业有限责任公司用重庆市农业科学院选育的不育系802A与恢复系渝恢865配组育成的中籼迟熟三系杂交水稻新组合,具有产量高、抗病性强、适应性广等优点,2013年通过重庆市审定(渝审稻2013001)。介绍了渝优865的亲本特征特性,总结了渝优865在重庆的高产制种技术。
Yuyou 865 is a new combination of middle-indica late maturing three-line indica hybrid rice cultivated by Chongqing Jinsui Seed Co., Ltd. with male sterile line 802A and restorer line Yuhui 865 in Chongqing Academy of Agricultural Sciences. It has the characteristics of high yield, Strong disease, wide adaptability and other advantages, in 2013 through the examination of Chongqing (Yu trial rice 2013001). The characteristics of parents of Yuyou 865 were introduced, and the high-yielding seed production techniques of Yuyou 865 in Chongqing were summarized.