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致病疫霉 (ＰｈｙｔｏｐｈｔｈｏｒａｉｎｆｅｓｔａｎｓｄｅＢａｒｙ)是异宗配合的植物病原卵菌 ,有Ａ1和Ａ2两个交配型 ,其所引起的晚疫病是世界上最具灾害性的作物病害之一。 2 0世纪 80年代以前 ,除墨西哥中部被认为是致病疫霉遗传多样性起源的中心外 ,其它地方的致病疫霉
Phytophthora infestans de Bary is a heteroplasmic phytopathogenic oomycete with two mating types, A1 and A2. The late blight caused by it is one of the most disastrous crop diseases in the world. Before the 1980s, except for the central part of Mexico that was considered to be the origin of the genetic diversity of Phytophthora infestans, Phytophthora infestans elsewhere