More water for arid lands :  promising technologies and research opportunities: report of and ad hoc panle of the Advisory committee on technology innovation, Board on Science and technology for International Development, Commissionon international relation. 

 - Washington, DC :  National Academy of Sciences,  1974. 
 - vii, 153 p. ;  23 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/> Open access. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water.<br/>Water conservation.<br/>Water--Supply, agriculture.<br/>Arid regions.