中国小麦骨干亲本(品种)性状演变与遗传差异研究

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对不同时期和不同麦区小麦骨干亲本来源、演变趋势、遗传差异等进行系统研究,为骨干亲本的评价及其合理利用提供理论指导。研究小麦骨干亲本重要性状的演变趋势,将最终实现小麦骨干亲本的定向创制与有效利用,从而把小麦骨干亲本创制和新品种培育由“经验”上升到理论、由“随机”上升到“定向”,全面提升我国小麦育种效率和水平。对利用包括骨干亲本在内的24份小麦品种的遗传差异进行了分析,旨在从分子水平上弄清小麦骨干亲本与后代遗传差异的水平和亲缘关系,以期为育种者更好的掌握骨干亲本的遗传关系和特征提供支持,为小麦遗传研究和
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