Watson, D. WesWaldron, J. KeithRutz, Donald2016-02-082018-09-062016-02-082018-09-061994https://hdl.handle.net/1813/42360NYS IPM Type: Livestock Fact SheetIn the past, management of flies in dairy and livestock barns often relied solely on insecticide use. But this single-tactic approach can aggravate fly populations' resistance to insecticides and inadvertently destroy natural enemies of flies. Today successful farmers are combining careful use of pesticides with other integrated pest management (IPM) practices.en-usAgricultural IPMLivestockCattleHorsesSheepGoatsSwinefact sheet