The bio-effect of anise oil and its fruit extracts(alcoholic and aqueous extract) to control the cowpea beetle, Callosobruchus maculatus that infest stored leguminous crops was investigated. The study was conducted according to three treatments: evaporation, direct spray of insects and food spray. The anise oil was used at different concentrations from 0.05 to 5%. Whereas, the aqueous and .alcoholic fruit extracts were used as 30%.