• The bacterium causes irregular brown spot on leaves, dark brown streaks on petioles and a blighting of floral parts.
• Lesions on foliage begin as small yellow spots.
• Soon the centre of the spots they become dry and brittle with an irregular halo.

Management

• Spraying early with Copper oxychloride 0.25 % .

Image Source:

www.nysipm.cornell.edu/factsheets/vegetables/misc/clb.pdf