Improving the Productivity of Exposed Subsoils in Talavera, Neuva Ecija 

 - IRRI  1976 
 - p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>IRRIG.<br/>Planning and Design.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PHILIPPINES.