PREVALENCE AND MANAGEMENT OF SOME MAJOR DISEASES OF MANGO AT DINAJPUR AND THAKURGAON DISTRICT IN BANGLADESH

Abstract

The experiments were conducted in different mango orchards of Dinajpur and Thakurgaon districts in Bangladesh under the Department of Plant Pathology, Hajee Mohammad Danesh Science and Technology University during April, 2014 to April, 2015 on prevalence and management of mango diseases. Altogether, seven different diseases viz. anthracnose, die-back, powdery mildew, sooty mold, red rust, bacterial leaf blight and bacterial leaf spot were recorded. All the diseases were common in both regions but these varied from orchard to orchard. Among the diseases, severity of anthracnose (22.67%), die-back (17.67%), powdery mildew (37.17%), red rust (17.75%) and bacterial leaf blight (44.33%) were found major problem in Thakurgaon districts. In Dinajpur district, anthracnose (18.54%), sooty mold (22.08%), bacterial leaf blight (21.04%) and bacterial leaf spot (11.50%) were found the highest severity. Efficacy of fungicides and fungicide with insecticides viz. Indofil M-45 and Indofil M-45 with Confidor 70 WG respectively, were evaluated and found that Indofil M-45 with Confidor 70 WG were good effect in controlling anthracnose, die-back, sooty mold, red rust and bacterial leaf spot. Indofil M-45 was also found effective in controlling anthracnose, dieback, powdery mildew, red rust and bacterial leaf spot disease.