CENTRA LUZON AGRICULTURE AND RESOURCES RESEARCH AND DEVELOPMENT  2011 <br/><br/>
BIOFERTILIZER PRODUCTION AND ENTREPERENUERSHIP  TRAINING MANUAL 
CLARRDEC, DOST, CVARRD 
 - MANILA  CLARRDEC  2011 
 - 84 P  Illustrations;  175 cm x 250 cm 
<br/><br/><label>ISBN: </label>9789716810035