Pathogenicity test and convenient inoculation method of Xanthomonas axonopodis pv. vignaeradiatae caused leaf spot of green gram

Green gram bacterial leaf spot pathogen X. axonopodis pv. vignaeradiatae was isolated from diseased samples collected from different locations of Udaipur district. The pathogenicity was proved on one month old green gram plants of cv. SML-668 and isolate Xav-02 (Bhatewar) was found more virulent with 4 days incubation period and require 12 days for disease development. Initially dark brown water soaked spots were found on cotyledons and then appeared on leaves and stem of seedlings. On leaves, irregular dark brown raised necrotic spots were developed with shot holes. Further, elongated dark brown spots with cracks were detected on stems. | Pathogenicity test and convenient inoculation method of Xanthomonas axonopodis pv. vignaeradiatae caused leaf spot of green gram

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