Campling, R C Factors affecting the voluntary intake of food by cows. 8. Experiments with ground, pelleted roughages. [electronic resource] - The British journal of nutrition 1966 - 229-44 p. digital Publication Type: Journal Article ISSN: 0007-1145 Standard No.: 10.1079/bjn19660024 doi Subjects--Topical Terms: AnimalsCattleDigestionNutritional Physiological PhenomenaPoaceaeUrea--pharmacology