Evaluation of the toxicity of the essential oils of some common Chinese spices against Liposcelis bostrychophila

►14 Spices essential oils were evaluated for insecticidal activities against the booklice. ► Foeniculum vulgare essential oil was chosen for isolation of bioactive constituents. ► trans-Anethole, estragole and fenchone were isolated from the essential oil. ► Insecticidal activities of the essential oil and the three constituents were measured.