Future of arid lands 

 - Washington:      American Association for The Advancement of Science,      1956 
 - ix, 451p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Botany 
<br/><br/><label>Universal Decimal Class. No.: </label>581.526.534  / J6