GASPRO International Journal of Eminent Scholars

ABSTRACT

The article provides information on the disease Phytophthora infestans of potatoes. Phytophthora infestans persists between potato crops as mycelium in infected tubers or tomato fruit in the absence of the oospore stage. Sporangia may be developed on diseased tubers or new volunteer sprouts that appear the following spring if they are left behind at harvest or thrown at the boundaries of fields. Sporangia sporangia sporangia sporangia sporangia sporangia sporangia Seed potatoes can become infected, resulting in stem lesions that can kill the plant freshly cut seed tuber surfaces are particularly vulnerable to infections from airborne spores in contaminated storage facilities. Local infection can arise if infected seed is planted

KEYWORDS: Phytophthora, potato, diseases, management, zoospores, fungal