More water for arid lands:  promising technologies and research opportunities 
National Academy of Sciences 
 - Washington DC  National Academy of Sciences  1974 
 - vii,153p.  ill.  23cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water supply<br/>Water conservation<br/>Arid regions
<br/><br/><label>LC Class. No.: </label>IRA TD353.N37