Review of A2 Mating Type of Potato Late Blight Pathogen (Phytophthora infestans)
Zhu Jiehua; Zhang Zhiming; Yiang zhihui (Department of Plant Pathology, Hebei Agricultural University, Baoding 071001)
The researches on the A2 mating type of Phytophthora infestans have made a great progress recently. The identification method, distribution, cause and effect of occurrence of A2 mating type of Phytophthora infestans and biology of oospores have been reviewed in this paper. It was conclusion that oospores as a new primary inoculum played a very important roles in the epidemics of potato late blight.