Cox, Joseph F. <br/><br/>
Field crops and land use / 
Joseph F. Cox and Layman Jackson. 
 - New York :  John wiley,  1942. 
 - xiv, 473 p. :  ill. ;   23 cm.  
 - The wiley farm series. .
<br/><br/> Includes index. 
<br/><br/>336  336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>630 / C63f