Arecanut is one of the major agriculturally important palm cultivated in humid tropics of India. Phytophthora “the plant destroyer” cause severe devastating diseases in arecanut palms. Fruit rot of arecanut is caused by the fungus Phytophthora spp. causes fresh infection during the monsoon and subsequent cooler months. The fungus survives as oospores, chlamydospores and mycelium in soil, on fallen nuts, on dried nuts and on inflorescence remaining in the crown. |