LIVESTOCK AND SUSTAINABLE NUTRIENT CYCLING IN MIXED FARMING SYSTEMS OF SUB SAHAN AFRICA 

 - AFRICA  ADDIS ABABA ETHIOPIA  1993 
 - 560 
<br/><br/><label>ISBN: </label>9290532947 
<br/><br/><label>LC Class. No.: </label>636.096/PRO  / 1 
<br/><br/><label>Dewey Class. No.: </label>636.096/PRO  / 1