Haith, Douglas A. <br/><br/>
Effectiveness of soil and water conservation practices for pollution control 

 - Athens, Ga. :  Environmental Protection Agency,  1979 
 - 474 p. 
<br/><br/><label>LCCN: </label>24228 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Modelos matematicos.<br/>Agua--Conservacion.<br/>Agua--Contaminación.<br/>Suelos--Conservación.<br/>Suelos--Contaminación.
<br/><br/><label>Dewey Class. No.: </label>631.45  / H35