National Research Council. Washington <br/><br/>
Nutrient requirements of beef cattle  / 
by NRC 
 - 4a. ed. 
 - Washington  :  National Academy Press,  1970 
 - 55 p. 
<br/><br/><label>ISBN: </label>309-01754-8 
<br/><br/><label>LCCN: </label>166717 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alimentos y alimentación del ganado I.t.<br/>Ganado de carne--Alimentación 
<br/><br/><label>Dewey Class. No.: </label>636.0852  / N38 B44 1970