小滨麦种质系的鉴定及抗病基因的分子标记定位

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【摘要】

：

滨麦草(Leymus mollis(Trin)Hara.JJNN2n=28)是小麦的野生亲缘物种，对小麦的多种病害具有良好的抗性。利用滨麦与小麦杂交育成的八倍体小滨麦，可作为进一步转移滨麦草优良基因的桥梁亲本。本研究综合利用形态学、细胞学和分子标记技术，在八倍体小滨麦与普通小麦杂交后代筛选出八个小滨麦种质系，并对其进行了鉴定；对其中的山农6343的白粉病和条锈病抗性基因进行了分子标记定位分析。获得

【作者】

：

徐金秋

【机构】

：

山东农业大学

【发表日期】

：

2012年06期

【关键词】

：

小滨麦种质系基因组原位杂交抗白粉病基因抗条锈病基因分子标记染色体定位

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小滨麦种质系的鉴定及抗病基因的分子标记定位

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