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Fig. 2 | Egyptian Journal of Biological Pest Control

Fig. 2

From: Comparative evaluation of temperate, subtropical, and tropical isolates of nucleopolyhedrovirus against tomato fruit borer, Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae)

Fig. 2

Comparative mortality (%) of three different HearNPV isolates against Helicoverpa armigera larvae on tomato plants under field conditions (DW = Distilled water; HLE = Healthy larval extract). The highest mortality of 77.82% was observed with the HearNPV-IND-K isolate at a concentration of 2 × 109 OBs/plot

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