Tob. Sci., 1981, 25-26, p. 94-96, ISSN. 0082-4523
Resistance of polyethylene film impregnated with synergized pyrethrins to penetration by the cigarette beetle
Tobacco Storage Insects Research Laboratory, Agricultural Research, Science and Education Administration, U.S. Dept. of Agriculture, Richmond, Virginia USA
Large numbers of adult cigarette beetles, Lasioderma serricorne (F.), were unable to penetrate 6-mil polyethylene film (PE) impregnated with synergized pyrethrins. In the laboratory, treated discs (40 and 4 mg/929 cm2 piperonyl butoxide and...