The Rubber Research Institute of Sri Lanka, Annual Review - 1991 

 - Agalawatta  The Rubber Research Institute of Sri Lanka  1991 
 - [2],xiii,128 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ANNUAL REVIEW<br/>PAMPHLET BOX 161<br/>RUBBER<br/>RUBBER RESEARCH