International Rice Research Institute <br/><br/>
Water management in philippine irrigation systems : Research and operations 

 - Laguna  International Rice Research Institute  1973 
 - 270p 
<br/><br/>International Rice Research Institute: Water management in philippine irrigation systems : Research and operations.  Laguna.  International Rice Research Institute, 1973.--(631.7INT)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>631.7  / IRRI