Reaction to powdery mildew and stripe rust in related species and landraces of wheat
文献类型: 外文期刊
第一作者: He, Danxia
作者: He, Danxia;Li, Hongjie;Xu, Shichang;Duan, Xiayu;Zhou, Yilin;Li, Lihui
作者机构:
关键词: powdery mildew;stripe rust;Triticum spp;wheat landrace
期刊名称:GENETIC RESOURCES AND CROP EVOLUTION ( 影响因子:1.524; 五年影响因子:1.713 )
ISSN: 0925-9864
年卷期: 2007 年 54 卷 2 期
页码:
收录情况: SCI
摘要: Field and controlled environmental tests indicated that the 49 accessions of closely related species and 12 landraces of wheat (Triticum aestivum L. em. Thell.) from the National Gene Bank of China showed different reactions to powdery mildew (Blumeria graminis (DC.) E. O. Speer. f. sp. tritici) and stripe rust (Puccinia striiformis Westend f. sp. tritici) at adult and seedling stages. Unknown Pm genes or alleles were postulated with Triticum baeoticum Boiss. accessions BO 3 and Triticum monococcum L. MO 4 and MO 5 when inoculated with 21 powdery mildew isolates at seedling stage. Fourteen accessions of T. baeoticum, T. monococcum, Triticum durum, and wheat landraces were inoculated with 30 stripe rust isolates at seedling stage. Unknown Yr genes or alleles were postulated with T. baeoticum Boiss. accession BO 5, as well as wheat landraces Xiaobaimai, Laomangmai, and Shaanxibai. Heterogeniety in reaction to powdery mildew isolates and stripe rust races were observed in related species and landraces of wheat.
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