Dryland agriculture/ 
editors, H.E. Dregne and W.O. Willis.. 
 - xviii, 622 p. :  ill. ;  24 cm. 
 - Agronomy ;  no. 23  .
 - Agronomy ;  no. 23  .
<br/><br/> Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0891180753 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dry farming.<br/>Dry farming--United States.<br/>Dry farming--Canada.
<br/><br/><label>LC Class. No.: </label>SB110  / .D78 1983