Relative Toxicity of Bay 77488 and Dursban Against Stored-Product Insects

Abstract
When applied topically, Bay 77488 (O, O-diethyl Phosphorothioate O-ester with phenylglyoxylonitrile oxime) and Dursban® (O, O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate) were more effective than malathion as direct-contact toxicants against adults of confused flour beetle, Tribolium confusum Jacquelin duVal; and cigarette beetle, Lasioderma serricorne (F.); and larvae of Indian-meal moth, Plodia interpunctella (Hübner); and black carpet beetle, Attagenus megatoma(F.) (= A. piceus(Olivier)).

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