Doty, C. W. <br/><br/>
Controlled and reversible drainage past, present and future 

 - St. Joseph, Mich. :  ASAE,  [1979] 
 - 20 p.  : Gráfs. 
 - Paper No.  ; 79-2545 .
 - Paper No.  ; 79-2545 .
<br/><br/><label>LCCN: </label>67387 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drenaje.