Helicoverpa armigera(Hubner) belongs to Lepidoptera Noctuidae Helicoverpa armigera Heliothinae is, is a major pest of cotton production, cotton bollworm resistance to pesticides is a long time been closely important issues. Therefore, after investigation, In this study, C Rust P, cypermethrin, emamectin benzoate and endosulfan insecticides on four kinds of agricultural areas Shihezi earnest examination centers, peach town, the town springs to three test points such as cotton bollworm Helicoverpa armigera(Hu...
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