Schwab, Glenn O <br/><br/>
Soil and water management systems 

 - 4th ed. 
 - New York  John Wiley  1996 
 - xii,371 p. 
<br/><br/><label>ISBN: </label>0471109738 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURE
<br/><br/><label>Dewey Class. No.: </label>631.45  / SCH