Livestock science, vol. 171-177, (2015) 

 - New York:  Elsevier,  2015. 
 - 1 Jan-31 Jul,2015 
<br/><br/><label>ISSN: </label>1871-1413 
<br/><br/><label>Dewey Class. No.: </label>636.005  / LIV