甘蓝型油菜抗菌核病QTL的定位和分析

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由真菌病原菌核盘菌[Sclerotinia sclerotiorum(Lid)de Bery]引起的油菜菌核病是油菜的主要病害,长期制约着油菜产业的发展,在我国长江中下游和东南沿海冬油菜主产区发病尤为严重。目前在油菜及其近缘种中还没有发现高抗或免疫的品种,油菜对菌核病的抗性表现为数量性状,容易受到环境和其他因素的影响,同时缺乏准确、有效、可靠的鉴定方法,使得油菜抗菌核病育种进展缓慢。寻找到准确的鉴定方法,利用分子生物学技术手段定位油菜抗菌核病的QTL,对揭示油菜品种的抗菌核病机理、标记辅助选育优质抗
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