Haplotype diversity of stripe rust and powdery mildew resistance gene loci in wheat varieties (lines

来源 :第四届全国小麦基因组学及分子育种大会 | 被引量 : 0次 | 上传用户:vkw74
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Stripe rust and powdery mildew are the most destructive diseases of wheat in Southwest of China.The recent emergence of new virulent races of the two diseases threatens wheat production because they overcome widely used genes that had been effective for many years.
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详细了解我国目前不同地区大面积种植及新培育小麦品种的遗传多样性,对于认识小麦优良基因、指导小麦亲本选配具有重要意义,在小麦杂交育种有着重要参考价值.本研究利用均匀分布于21条染色体的80对SSR标记,对266份近年来不同地区大面积推广种植的优良小麦品种以及杂交后代进行遗传多样性分析.
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