Lockhart, J. A. R. <br/><br/>
Introduction to crop husbandry 

 - 5 ed. 
 - Oxford :  Pergamon,  1983 
 - 256 p.  : ilus. 
<br/><br/><label>LCCN: </label>31054 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cultivos.
<br/><br/><label>Dewey Class. No.: </label>633  / L6 1983