| 优质杂交早稻香两优68的选育与应用 |
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| 引用本文： | 尹华奇,尹华觉.优质杂交早稻香两优68的选育与应用[J].杂交水稻,1998,13(3):6-7,26. |
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| 作者姓名： | 尹华奇 尹华觉 |
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| 作者单位： | 湖南杂交水稻研究中心 |
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| 基金项目： | 国家“863”计划01－02课题 |
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| 摘 要： | 通过选用优质，早熟两用核不育系香１２５Ｓ与早籼品系Ｄ６８配组而育成的香两优６８，是一个高产，优质的两系杂交早稻组合，１９８８年２月通过湖南品种审定，填补了我国优质杂交早稻的空白，在长江流域作早稻种植，具有很好的应用前景。
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| 关 键 词： | 杂交早稻 选育 应用 香两优68 |
Breeding and Application of Fine Quality Early Hybrid Rice Xiangliangyou 68 |
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| Yin Huaqi,Yin Huajue,Zeng Haiqing,Zhang Jian,Yuan Longping.Breeding and Application of Fine Quality Early Hybrid Rice Xiangliangyou 68[J].Hybrid Rice,1998,13(3):6-7,26. |
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| Authors: | Yin Huaqi Yin Huajue Zeng Haiqing Zhang Jian Yuan Longping |
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| Abstract: | Xiangliangyou 68, i.e., Xiang 125S/D68, is a newly-developed fine quality two-line hybrid rice for early cropping season in the area of double-rice-cropping pattern. It yields at about 7.5 t/hm 2 with medium maturity in early rice. Its grain quality is fine with brown, milling and head rice recovery of 79.9%, 73.4% and 50.0%, respectively, kernel length of 6.6 mm, kernel length/width ratio of 3.0 , chalky rice of 12%, amylose content of 13.4%, gel consistency of 84 mm and protein content of 9.3%. The main points in its cultural management and its hybrid seed production were also stated. |
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| Keywords: | two-line hybrid rice early cropping Xiangliangyou 68 fine quality breeding |
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