TY  - BOOK
TI  - The future of arid lands : : papers and recommendations from the In ternational Arid Lands meetings / 
U1  - 551.415 
PY  - 1956///
CY  - Washington, D.C.: 
PB  - American Association for the Advancement of sci ence , 
KW  - Arid region
KW  - Congresses
N1  -  Includes bibliographical references
ER  -