马铃薯晚疫病菌很难分离培养并得到纯菌株,本文根据作者近8年的工作经验总结出了马铃薯晚疫病菌的一般研究方法,主要内容包括马铃薯晚疫病菌的症状识别,马铃薯晚疫病标样的采集方法,马铃薯晚疫病菌的分离纯化方法,马铃薯晚疫病菌的形态鉴定,马铃薯品种对晚疫病的抗病性评价方法等.%It's known that Phytophthora infestans is very difficult to be isolated and purified. According to the working experience in the past 8 years, the general research methods of potato late blight were summerized in this paper, which includes the method of sample collection of Phytophthora infestans, the methods of isolation and purification of P. infestans, evaluation of late blight resistance in potato germplasm.
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