Fig. 4From: An environmentally safe and tolerant microbial insecticide utilizing Helicoverpa armigera single nucleopolyhedrovirus (HearNPV-TR)Morphological effects of control group, 5% oil formulation and commercial product on 3rd instar Helicoverpa armigera larvae in lettuce seedlings. a Before application for all test groups, b after application, c Foliage consumption of H. armigera larvae on untreated lettuce seedlings, d, e. A cadaver of H. armigera larvae died after application of the d 5% oil formulation, and e commercial productBack to article page