Ayres, Quincy Claude <br/><br/>
Soil erosion and its control. 

 - 6th ed. 
 - New York :  McGraw-Hill,  1936. 
 - 363 p. :  il. ;  21 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agronomía<br/>Edafología<br/>Erosión
<br/><br/><label>Subjects--Index Terms: </label>Suelo 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>631:551.2