Symposium on fourth annual forestry and environment  development environmental and forest science 1998, proceeding part 1, Beruwala, Sr Lanka 3-4 December 1998 

 - Colombo  Ministry of forestry and environment  1998 
 - 45 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURE<br/>FRUITS<br/>ORCHIDS<br/>VINEYARD
<br/><br/><label>Dewey Class. No.: </label>B3124  / LDC