Troeh, Frederick R. <br/><br/>
Soil and water conservation  productivity and environmental protection 

 - 3rd ed. 
 - New Jersey  Prentice Hall  1999 
 - xiv,610p.  24cm 
<br/><br/><label>ISBN: </label>0136222005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Conservation<br/>Water Conservation
<br/><br/><label>Dewey Class. No.: </label>631.45  / TRO