]*>","")" /> Identification on Biological Traits and Physiological Race of Phytophthora sojae in Xinjiang

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Identification on Biological Traits and Physiological Race of Phytophthora sojae in Xinjiang

WANG Hua;GAO Feng;WU Cai-an;ZHAN Yong;ZHANG Jun;LI Guo-ying   

  • Received:2008-01-25 Revised:2008-01-25 Online:2008-01-25 Published:2008-01-25

新疆大豆疫霉生物学特性及生理小种鉴定

王华;高峰;吴彩兰;战勇;张军;李国英   

  1. 石河子大学,新疆石河子,832000;新疆农垦科学院,新疆石河子,832000

摘要: 从石河子、阿勒泰和伊犁大豆种植区采集大豆根腐病病样进行分离,共分离到5个疫霉菌株,经生物学特性测定,供试的新疆大豆疫霉各菌株在10~35℃均可生长,最适生长温度25℃左右;最适于菌丝生长的pH值为7左右;其菌丝在胡萝卜、V8汁培养基上生长较快,在V8汁、CA和大豆汁培养基上都能产生大量的卵孢子.生理小种鉴定表明,供试的大豆疫霉菌株分属4个不同的毒力公式,它们与当前国内外所报道的53个生理小种的毒力公式均有较明显差别,可能属于新的生理小种.