190RED RUST (CEPHALEUROS VIRESCENCE KUNZE) OF MANGO (MANGIFERA INDICA) AN EMERGING PROBLEM IN VARANASI REGION OF U.P. (INDIA)An extensive survey was done in sixty seven mango growing areas of different villages in and around the Varanasi region for the period of two successive years. The disease incidence varied from 0- 68.30%. The maximum disease incidence (68.30%) was recorded in village Adalpura of red rust disease on mango in July of second year. The higher disease prevalence was recorded in Adalpura on Amrapali cultivar of mango i.e. 18.30% and 68.60% in both of the years respectively. The lowest disease prevalence was found in local cultivars of mango i.e. 2.60 % and 7.60% in first year and second year respectively.drkumarvirendra@gmail.comResearch522015Cephaleuros virescence,Mangifera indica,Cultivars and Disease incidenceVirendra Kumar,Ram Chandra GuptaRegional Pesticides Testing Laboratory, Ministry of Agriculture, Department of Agriculture and Co-operation, Directorate of Plant Protection, Quarantine & Storage, T-2 Ratan Lal Nagar, Kanpur U.P., India.,National Horticultural Research and Development Foundation (NHRDF) Chitegaonphata, Nasik-Aurangabad Road, Post-Darnasangvi, Taluka-Niphad, Nasik, Maharashtra, India.