三系杂交水稻“丰田优089”高产制种技术.doc
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1、三系杂交水稻“丰田优089”高产制种技术摘要:“丰田优089”是利用不育“丰田IA”与“桂恢089”配组育成的感光型优质杂交稻品种,适合在华南南部做晚稻种植。文章对其选育经过、特征特性、产量表现和制种技术要点进行总结,重点阐明基地选择、确定亲本播差期、培育多蘖壮秧、田间科学管理、花期预测与调节以及巧施“九二”等高产制种技术,为三系杂交水稻“丰田优089”大面积制种提供科学技术指导。 关键词:杂交水稻;丰田优089;高产;制种技术 中图分类号:S511 文献标识号:A 文章编号:1003-4374(2021)06-0010-04 High-yielding Seed Production Tec
2、hnology of Three-Iine Hybrid Rice Fengtianyou No. 089 Liang Yi-zhen1. Wei Yu1. Xia Zhou-fan2, Su Xue-jun1, Liang Man-ling*l ( l.Rice Research Institute , Guangxi Academy of Agricultural Sciences / Guangxi Key Laboratory of Rice Genetics and Breeding, Nanning, Guangxi 530007. China; 2. Guangxi Jinka
3、Agricultural Science and Technology Co. ,ltd, Nanning, Guangxi 530007. China)Abstract: Fengtianyou No. 089 is a high-quality light-sensitive hybrid rice variety bred by crossingsterile Fengtian No. 1Aand Guihui No. 089. which is suitable for late rice planting in southernChina. In this paper, the br
4、eeding process. characteristics, yield performance and key points of seedproduction technology were summarized. and the high-yield seed production technologies such as baseselection determination of parental sowing date. cultivation of strong seedlings with multiple tillers,seientific management in
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- 杂交 水稻 丰田 089 高产 制种 技术
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