Management of leaf spot (Cercospora arachidicola and Cercosporidium personatum) disease of groundnut by using various test of fungicides

Abstract

Leaf spot caused by Cercospora arachidicola and Cercosporidium personatum respectively are the major diseases of groundnut under Konkan conditions. The maximum AUDPC values of leaf spot in (T7) control plot was 573.90 and minimum in the treatment of three spraying of Mancozeb (286.58). Fungicides and plant products tested under natural epiphytotic conditions of leaf spot, three spray of mancozeb (0.25%) with disease intensity 18.79% was the best fungicide followed by propiconazole (0.1%) with disease intensity 23.05%, at an interval of 15 days commencing from 16th MW in rabbi season under Konkan conditions will be the best strategy for management of leaf spot disease management.