Soil management for conservation and production.  

 - New York,  Wiley  [c1962]  
 - 527 p  illus  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--United States.<br/>Soil fertility.<br/>Soil management.
<br/><br/><label>LC Class. No.: </label>S591  / .C7