Hirimburegama, Kshanika <br/><br/>
Photomorphogenesis and photoperiodism 
<label>/ by </label> Hirimburegama, Kshanika 
 - Nugegoda  Open University of Sri Lanka  1999 
 - viii, 37p.  ill.  30 cm. 
 - Plant Growth and Development  III .
<br/><br/><label>Dewey Class. No.: </label>581.19153  / HIR