Availability of Phytophthora infestans (Mont.) De Bary on the Uzbekistan territory and modern fungicides application to control it

The article discusses the issue of the development of phytofluorosis, which was not characteristic for the conditions of Uzbekistan. The first mention of the presence of Phytophthora infestans (Mont.) De Bary in Uzbekistan dates back to 1974. At present, potato yield losses due to the development of late blight are 30-40%. In 2017, we observed the presence of late blight on the crops of early potato in the small educational establishment of Tashkent State Agrarian University, the degree of development of the disease was 27.9-36.3%.