Isotope aided studies on non-protein nitrogen and agro-industrial by-products utilization by ruminants :  proceedings of the Final Research Co-ordination Meeting on Isotope Aided ... held in Vienna from 24 to 26 March 1986 

 - Vienna :  International Atomic Energy Agency,  1987 
 - 192 p. :  ill. ;  24 cm. 
 - Panel proceeding series .
<br/><br/><label>ISBN: </label>9201110871 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ruminants--Feeding and feeds--Congresses