Inheritance of lambda-cyhalothrin resistance in the predator lady beetle Eriopis connexa (Germar) (Coleoptera: Coccinellidae)

► The resistance of E. connexa to lambda-cyhalothrin is autosomally inherited and incompletely dominant. ► It is estimated 54.5 generations of successive selections to increase the initial LD50 10-fold. ► The resistance in E. connexa varies from functionally dominant to functionally recessive depending on the dose used.