The factors which are responsible for huge yield loss of potato are applied improper management strategies and pathogen behavior. Moreover, this disease is re-emerging in the forms of different genotypes and causes huge yield loss in the potato crop.
Potato (Solanum tuberosum L.) is the most important crop and Phytophthora infestans (Mont.) de Bary is the oomycete, which was responsible for infamous Irish potato famine during 1843–45 and it continues to cause worldwide devastation of the potato.
