Identification Symptoms
 
                   
                   
                   
                  -      Young larva feeds on the
leaves for some time and then attacks squares and bolls.
-      Internal tissues are eaten severely and
completely hollowed out. 
-      While feeding, the
caterpillar thrust its head inside leaving the rest of the body outside.
-      Fed leaves shoot and buds.
-      “Flared or open” squares. 
-      Bolls are bored at the base
of flower buds which are hollowed out, bracts of damaged flower buds spread out
and curl down wards.
- Premature boll opening and
shedding.