Winger, R. J., Jr. <br/><br/>
Guide for investigation of subsurface drainage problems on irrigated lands 

 - St. Joseph, Mich. :  American Society of Agricultural Engineers,  1966 
 - 39 p.  ; apén. 
<br/><br/><label>LCCN: </label>51905 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agua subterranea.<br/>Drenaje.<br/>Irrigación.