Irrigation and Water Resources 

 - Department of Agricultural Engineering  Peradeniya  1990 
 - 213p.  fig., table, chart, ill. 
<br/><br/><label>Nat. Bib. No.: </label>5912 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.67  / PRO