OPEN University of Sri Lanka <br/><br/>
Plant growth and development- BTU 3103 

 - Nugegoda  The Open University of Sri Lanka  1999 
 - 3v. (v.1-38; v.2-33; v.3-37 p.) 
<br/><br/><label>ISBN: </label>139247 
<br/><br/><label>Dewey Class. No.: </label>581.31  / OPE