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杂交水稻育种将迎来新时代

DOI: 10.1360/052013-299, PP. 864-868

Keywords: 雄性不育,杂交水稻,分子设计育种

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Abstract:

杂种优势是生物界一种普遍的现象,在许多作物中得到应用.杂交水稻自20世纪70年代开始在中国大规模种植,对于粮食生产具有举足轻重的作用.现有的“三系法”和“两系法”杂交育种技术对粮食增产贡献巨大,但它们的技术缺陷也非常明显.本文在总结已有杂交育种技术的操作流程及优缺点的基础上,阐述了利用智能不育杂交育种技术,实现隐性雄性核不育材料在杂交水稻中应用的技术流程.这种飞跃性技术的运用将推动杂交水稻的生产进入一个新的时代.

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