Abstract
The present investigation were carried out at the Department of Plant Pathology, College of Agriculture, Indira Gandhi Krishi Vishwavidyalaya, Raipur (C.G.) during 2019-20 and 2020-21. A survey was conducted for collection of bacterial wilt samples on different solanaceous crops from different vegetable growing regions of Chhattisgarh plains. Fourteen isolates of R. solanacearum were collected from wilt affected plants of brinjal (11 isolates), tomato (2 isolates) and potato (1 isolate) from different vegetable growing regions of Chhattisgarh. Isolation of the Ralstonia solanacearum was done on TZC medium. Virulent and a virulent colonies were differentiated on TZC medium. Bacteria were negative in gram reaction and KOH test. Bacterial isolates were identified on the basis of morpho-cultural and biochemical characterization.
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