On Significance of Heterotic Group Theory in Hybrid Rice Breeding

来源 :Rice Science | 被引量 : 0次 | 上传用户:lmx1983
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Heterotic group theory(HGT)has played a major role in supporting hybrid maize breeding for about 100 years.The basic content and studies of HGT,and its application in rice and maize were summarized in this paper.Additionally,difficulties and challenges for hybrid rice breeding in China were analyzed,and necessity and urgency in hybrid rice breeding by using HGT were proposed. Heterotic group theory (HGT) has played a major role in supporting hybrid maize breeding for about 100 years. The basic content and studies of HGT, and its application in rice and maize were summarized in this paper. Additionally, difficulties and challenges for hybrid rice breeding in China were analyzed, and necessity and urgency in hybrid rice breeding by using HGT were proposed.
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