Howard, Albert. <br/><br/>
Application of science to crop production : 

 - London :  Oxford University Press,  1929. 
 - 81 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Science<br/>Crop Production<br/>Soil Science
<br/><br/><label>Dewey Class. No.: </label>633  / HOW