Hoffman, G. J. <br/><br/>
Management of farm irrigation systems 

 - St. Joseph, Mi :  The American Society of Agricultural Engineers,  1990 
 - 1040 p.  : ilus. ; gráfs. 
<br/><br/> 59-32 
<br/><br/><label>LCCN: </label>5643 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigación.
<br/><br/><label>Dewey Class. No.: </label>631.7  / H63