National Research Council. Washington Nutrient requirements of dairy cattle / by NRC - Washington : Academy Press, 1988 - 157 p. ISBN: 0-309-03826-X LCCN: 163147 Subjects--Topical Terms: Alimentos y alimentación del ganado I. t.Ganado lechero--Alimentación Dewey Class. No.: 636.0852 / N38 D39 1988