What bacteria is responsible for Black rot disease of crops?

Asked on 16.12.2018 in All Questions.
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Xanthomonas campestris pv. campestris, is the Gram-negative bacterium responsible for Black rot, one of the most devastating diseases of cruciferous crops worldwide especially Brassica oleracea var. capitate and B. rapa in warm and humid climate. The bacterium is a seed-borne pathogen, as well as transmitted through infection or natural openings. The systemic vascular disease debilitates the plant, thus favoring the attack of other pathogens but even in mild attack, can cause several V-shaped necrotic lesions on...
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