携带抗白粉病基因Pm21的簇毛麦小片段易位系的改良

被引量 : 11次 | 上传用户：liuaxing1314

【摘要】

：

簇毛麦(Haynaldia villosa L.2n=14, VV)为一年生异花授粉草本植物,是小麦的野生近缘物种,原产于地中海沿岸和高加索地区,对白粉病、锈病、眼斑病及梭条花叶病等多种病害都具有较高抗性,同时还有密穗多花、抗寒耐旱、籽粒蛋白质含量高等优良特性。小麦和簇毛麦远缘杂交后,通过细胞遗传学操作,在后代中选育双二倍体、异附加系、异代换系和易位系,有助于更好地在小麦遗传改良中利用簇毛麦的有益

【作者】

：

荣曼

【机构】

：

南京农业大学

【发表日期】

：

2013年06期

【关键词】

：

小麦簇毛麦小片段易位系原位杂交白粉病抗性农艺性状

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携带抗白粉病基因Pm21的簇毛麦小片段易位系的改良

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