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桂两优2号是广西农业科学院水稻研究所利用籼型水稻光温敏不育系桂科-2S与桂恢582配组育成的两系超级稻组合。根据桂两优2号(桂科-2S/桂恢582)亲本的生育特点和开花习性,结合近几年在华南稻区多季多点的制种实践,总结了桂两优2号高产制种技术。
Gui Liangyou 2 is a two-line super-rice combination composed of indica rice photo-thermo-sensitive CMS-2S and Guihui 582 with rice research institute of Guangxi Academy of Agricultural Sciences. According to the reproductive characteristics and flowering habits of the parents of Guiliangyou 2 (Guichang -2S / Guihui 582), combining with the practice of seed production in South China in recent years, the yield of Guiliangyou 2 Technology.