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重庆地区致病疫霉交配型测定

Mating Type of Phytophthora infestans in Chongqing

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【Author】 Bi Chaowei1, Wang Zhongkang2,Yang Shuiying1, Che Xingbi3, Li Yanping4, Luo Guoquan5 (1College of Plant Protection, Southwest Univ. Beibei, Chongqing 400716; 2Genetic Engineering Research Center,Chongqing Univ. Shapingba, Chongqing 400044; 3Plant Protection Station of Chongqing Municipality. Jiangbei Chongqing 400020; 4The Center of Agri. Tech. of Yongchuan. Yongchuan Chongqing 402160; 5Plant Protection Station of Bishan. Bishan Chongqing 402760)

【机构】西南大学植保学院；重庆大学基因工程研究中心；重庆市植保站；重庆永川市农技中心；重庆壁山县植保站重庆北碚400716；重庆沙坪坝400044；重庆北碚400716；重庆江北400020；重庆永川402160；重庆壁山402760；

【摘要】通过对峙培养在RSA和RTA上对重庆地区主要马铃薯和番茄产区的致病疫霉交配型进行了测定。结果显示,分离自重庆地区8个县(区)的186个致病疫霉菌株均为A1交配型,没有检测到A2交配型。这一结果表明该地区的致病疫霉仍以A1交配型为主。更多还原

【Abstract】 Besed on classical assay of mating type of heterothallic pathogen, total 186 isolates of Phytopathora infectans from representative potato and tomato planting areas in 5 counties and 3 districts in Chongqing have been determined on RSB and RTA paltes using known mating type. The mating type assay showed that no relative A1 mating type of P. infectans with oospore was found in Chongqing.Namely, the whole isolates tested were all A1 mating type.更多还原

【关键词】致病疫霉；交配型；
【Key words】 Mating type； Phytophthora infestans； Chongqing；

【基金】重庆市自然科学基金(CSTC,2005BB1122);西南农业大学青年基金(2004专03)。

【文献出处】中国农学通报 ,Chinese Agricultural Science Bulletin , 编辑部邮箱 ,2006年01期

【分类号】S432.44
【被引频次】8
【下载频次】128

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