Green, Detroy E. <br/><br/>
Agronomy :  principles and practices / 
Detroy E. Green, Donald G. Woolley and Russel E. Mullen. 
 - Minneapolis :  Burgess Publishing Company,  c1981. 
 - xiii, 303 pages :  Illustrations ;  28 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0808741233 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture.