Vascular-streak dieback disease of cocoa = sik daibek bilong kakao = koko ena gorere :  an illustrated guide for growers / 
text by C. Prior ; illustrated by Celia Bridle. 
 - [Port Moresby] :  Cocoa Industry Board of Papua New Guinea,  n.d. 
 - 40 p. :  ill. (some col.), map. 
<br/><br/><label>LCCN: </label>90011167 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cacao--Diseases and pests.