Guidelines for designing and evaluating surface irrigation systems / 
prepared by W. R. Walker 
 - Rome :  FAO,  1989 
 - xi, 137 p. ;  30 cm. 
 - FAO irrigation and drainage paper ;  45 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9251028796 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation engineering<br/>Irrigation--Evaluation<br/>Irrigation<br/>Water in agriculture<br/>Irrigation--Management<br/>Field experiments
<br/><br/><label>Dewey Class. No.: </label>631.9