Bacterial leaf blight of rice is caused by a species of :
Bacterial blight is caused by Xanthomonas. It causes wilting of seedlings and yellowing and drying of leaves.
Erwinia is the genus of Enterobacteriaceae bacteria containing plant pathogenic species. It contains gram- negative bacteria and mainly causes fire blight.
Alternaria generally attacks aerial parts of the host. In the leafy vegetable symptoms of Alternaria infection typically start off as a leaf spot.
Plant pathogenic Pseudomonads cause important diseases on a variety of crops and symptoms include cankers, leaf, and stem spots, blight, soft rot.