Tobacco  research papers  crops research workshop Los banos, Laguna September 24-29, 1973 
director Romeo A. Obordo. 
 - Los Banos  Philippine Council for Agricultural Research  1973. 
 - 95 p. ;   24 cm. 
 - Crops Research Division (Workshop session)  no.26 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tobacco--Philippine--Congresses