Upasena S. H.  <br/><br/>
The final report on cropping systems component contract 

 - Kalaukuttiya  Sri Lanka on Farm Water Management research Project 
 - ii,102p.  30cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>cultivation and harvesting<br/>Special methods of cultivation
<br/><br/><label>Dewey Class. No.: </label>631.58  / UPA