Conard G. Keyes <br/><br/>
Development and management aspects of irrigation and drainage systems 

 - New York  American society of Civil Engineers  1985 
 - 508p 
<br/><br/>Conard G. Keyes & Tim J. Ward: Development and management aspects of irrigation and drainage systems.  New York.  American society of Civil Engineers, 1985. 0-87262-472-Z--(627.52KEY)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-87262-472-Z 
<br/><br/><label>Dewey Class. No.: </label>627.52  / KEY