Wagner, E L Copper and zinc balance in exercising horses fed 2 forms of mineral supplements. [electronic resource] - Journal of animal science Mar 2011 - 722-8 p. digital Publication Type: Controlled Clinical Trial; Journal Article ISSN: 1525-3163 Standard No.: 10.2527/jas.2010-2871 doi Subjects--Topical Terms: Animal FeedAnimal Nutritional Physiological PhenomenaAnimalsCopper--metabolismCross-Over StudiesDiet--veterinaryDietary SupplementsFemaleHorses--physiologyMaleMinerals--metabolismPhysical Conditioning, Animal--physiologyZinc--metabolism