1d83ea69___Publications___UGA_Extension__Symptom_s__of_Damage
[Insect] Chinch bug [Description of insect] Adult chinch bugs are about 1/5 inch long, black with white wing covers crossed by a black zigzag line; nymphs have reddish (young) to black (older) bodies with no wings. [Symptom(s) of Damage] 
Plants wilted, stunted; chinch bugs found in large numbers at base of stalks, behind leaf sheaths. Most prevalent in hot, dry conditions.
Georgia Corn Diagnostic Guide | Publications | UGA Extension
Symptom(s) of Damage