Stevenson, M H Studies on the absorption of calcium, phosphorus, magnesium, copper and zinc by sheep fed on roughage-cereal diets. [electronic resource] - The British journal of nutrition Nov 1978 - 491-6 p. digital Publication Type: Journal Article ISSN: 0007-1145 Standard No.: 10.1079/bjn19780151 doi Subjects--Topical Terms: AnimalsCalcium, Dietary--metabolismCopper--metabolismDietEdible GrainFemaleIntestinal AbsorptionMagnesium--metabolismMinerals--metabolismPhosphorus--metabolismRumen--metabolismSheep--metabolismZinc--metabolism