Symptom :

• The typical symptom appears on both the surfaces of leaf as light yellowish to brown spots. They are linear, spreading along the veins.
• Later on the colour changes to dark brown and as the disease advances the leaf blade gets shredded by splitting along the streaks.
• Sometimes, the streak also appears on the peduncle of the ear head.

Identification of pathogen:

• The bacterium is a rod with a single polar flagellum.

Management:

• Use healthy seeds for sowing.