University of California

Evaluation of insecticides for control of Egyptian alfalfa weevil


Norman F. McCalley
Der-I Wang
William C. Reische

Authors Affiliations

Norman F. Mc Calley is Farm Ad-visor, University of California Cooperative Extension Monterey County; Der-I Wang, formerly with Rhodia Inc., is now Development and Service Representative, Du-Pont Chemical Co; William C. Reische is Product Development Manager, Du Pont Chemical Co.

Publication Information

Hilgardia 29(9):10-11. DOI:10.3733/ca.v029n09p10. September 1975.

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Imidan, methoxychlor, Guthion (azinphosmethyI), methyI parathion, malathion, Zolone (phosalone), Furadan (car-bofuran), Vydate (oxarnyl), and Lannate (methomyl) were evaluated in three field experiments at selected dosages for control of the Egyptian alfalfa weevil on first cutting alfalfa at Salinas, California. All the insecticide treatments resulted in significant weevil control compared with unsprayed check plots. Furadan, Zolone, and Vydate controlled the pea aphid,
McCalley N, Wang D, Reische W. 1975. Evaluation of insecticides for control of Egyptian alfalfa weevil. Hilgardia 29(9):10-11. DOI:10.3733/ca.v029n09p10
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