Feeding system and feed evaluation  models 

 - UK  Cabi publiting  1999 
<br/><br/><label>ISBN: </label>0 85199 346 X 
<br/><br/><label>LC Class. No.: </label>636.084/FEE 
<br/><br/><label>Dewey Class. No.: </label>636.084/FEE