
Susceptibility of the cotton bollworm, Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae) to the Bacillus thuringiensis toxin Cry2Ab before and after the introduction of Bollgard-II
Keywords: کرم قوزهی پنبه; Helicoverpa armigera; Bt cotton; Bacillus thuringiensis; Resistance; Cry2Ab