पौधे का प्रभावित हिस्सा

leaf

प्रारंभिक पहचान:

The infection of the foliage results in yellow ‘V’ shaped spots arising along the margin which extend in the direction of the midrib.

लक्षण:

The spots on the leaf are associated with a typical black discoloration of the veins. The infection extends through the xylem to the stalk and the vascular bundles turn black.

नुकसान का प्रकार:

The whole leaf shows discoloration and eventually falls off.