Isotope techniques for studying animal protein production from non-protein nitrogen / 
organized by the joint-FAO/IAEA division of atomic energy in food and agriculture and heald in Vienna, 25-28. August 1969 
 - Vienna :  International Atomic Energy Agency,  1970 
 - 29 p. ;  24 cm. 
 - Technical reports series (International Atomic Energy Agency) ; no.111. .
<br/><br/> 'STI/DOC/10/111.' 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--Metabolism<br/>Nitrogen in animal nutrition<br/>Radioisotopes in animal nutrition