OPEN University of Sri Lanka <br/><br/>
Foundation course of study level one: zoology pSF 1306, block 1 

 - Nugegoda  The Open University of Sri Lanka  1988 
 - 108 p. 
<br/><br/><label>ISBN: </label>139263 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology
<br/><br/><label>Dewey Class. No.: </label>571.2  / OPE