Chemistry and Biochemistry Academy

Affected stem Most farmers incur losses in vegetable farming as a result of black rot disease. In most circumstances, they use wrong controlling measures because of the paucity of information on black rot disease. For these reasons, farmers need to know how to identify and control black rot on their cruciferous vegetables.     What is black rot? Black rot is known by different names such as stump rot, blight, stem rot, black vein, and black stem. It is a bacterial disease, which is caused by Xanthomonas campestris pv. campestris . The bacterium affects cruciferous crops. Cruciferous crops belong to Brassicaceae or Cruciferae family. This family contains vegetables such as kales, cabbages, spinach, Brussel sprouts, garden cress, cauliflower, broccoli, bok choy, and other leafy vegetables. Even though black rot attacks all cruciferous vegetables, it rarely affects kales and radish.  Affected leaf The life cycle of campestris The bacterium occurs in the materials of