聂佳惠,李红军,宋威武,吴承金,宋波涛,田振东

• 1:农业农村部马铃薯生物学与生物技术重点实验室/湖北马铃薯工程技术研究中心/华中农业大学
• 2:中国南方马铃薯研究中心

摘要(Abstract)：

鄂薯和华薯系列马铃薯品种是由湖北恩施中国南方马铃薯研究中心和华中农业大学马铃薯团队选育而成的品种。鄂薯系列马铃薯品种大多为中晚熟品种,适合西南山区种植;华薯系列马铃薯品种多为早熟品种,适于华中低山丘陵和平原地区种植。研究对2个系列品种部分晚疫病抗病基因进行了分子标记检测,同时对几个水平抗性相关基因SNP位点进行了检测。研究表明,鄂薯、华恩和华薯系列部分马铃薯品种含有R3a、R3b基因,鄂薯和华恩系列含有R8基因。总体上R8标记与抗性存在正向关联。部分马铃薯品种中可以检测到一些已报道与田间抗性有关的SNP位点,但品种晚疫病抗性表现与SNP位点分布无明显关联。

关键词(KeyWords)： 马铃薯;晚疫病;抗病基因;分子标记;SNP位点

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金国际合作项目（31761143007）

作者(Author): 聂佳惠,李红军,宋威武,吴承金,宋波涛,田振东

DOI: 10.19918/j.cnki.1672-3635.2021.01.002

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