Question: insects that are crop pest?
Answer: Cotton bollworm (Helicoverpa armigera) ...  Tobacco whitefly (Bemisia tabaci) ...  Two-spotted spider mite (Tetranychus urticae) ...  Diamondback moth (Plutella xylostella) ...  Taro caterpillar (Spodoptera litura) ...  Red flour beetle (Tribolium castaneum) ...  Green peach aphid (Myzus persicae)