Annual report of the rubber research institute of Ceylon, 1958 

 - Colombo  Government press  1959 
 - 129 p.-                                                                         Sessional paper xvii-1959 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rubber- Sri Lanka
<br/><br/><label>Dewey Class. No.: </label>678.2  / RUB