Abeyesundera, L. Lora, L. <br/><br/>
Field experimentation with rubber (hevea brasiliensis) 
L. Lora, L. Abeyesundera 
 - Colombo  Department of agriculture  1927 
 - 21 p. 
<br/><br/><label>Dewey Class. No.: </label>633.895  / LOR