Smart, M E Trace mineral deficiencies in cattle: a review. [electronic resource] - The Canadian veterinary journal = La revue veterinaire canadienne Dec 1981 - 372-6 p. digital Publication Type: Journal Article; Review ISSN: 0008-5286 Subjects--Topical Terms: Animal Feed--analysisAnimal Nutritional Physiological PhenomenaAnimalsCalcium--physiologyCattleCattle Diseases--diagnosisCopper--deficiencySelenium--deficiencySoil--analysisTrace Elements--deficiencyZinc--deficiency