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By: Marcangeli, Jorge - Pérez, Raúl - Leveratto, Domingo - Guardia Lopez, ArielType: ArticleIn: Revista de la Sociedad Entomológica ArgentinaVolume:Series:Issue:Date: 2004-12-01Page Range:Publication Info:Subjects: Amitraz Apis mellifera Colmesan® Varroa destructor