Fig. 1From: Evaluation of two viral isolates as a potential biocontrol agent against the Egyptian cotton leafworm, Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae)Photos showing the differences between infected Spodoptera littoralis 4th instar larvae (pointed by red arrows) and healthy larva (pointed by a white arrow) about 7 days post-infection. The infected S. littoralis larvae became visibly swollen with fluid containing the virus and turned black with decayBack to article page