FREER, M Factors affecting the voluntary intake of food by cows. 4. The behaviour and reticular motility of cows receiving diets of hay, oat straw and oat straw with urea. [electronic resource] - The British journal of nutrition 1962 - 279-95 p. digital Publication Type: Journal Article ISSN: 0007-1145 Standard No.: 10.1079/bjn19620030 doi Subjects--Topical Terms: AnimalsAvenaCattleDietFemaleFoodNutrition AssessmentPoaceaeUrea