TY  - BOOK
AU  - Adel El-Beltagy
TI  - Sustainable Development and Management of Drylands in the Twenty-first Century
T2  - Proceedings of the Seventh International Conference on the D
U1  - 631.586 BEL-S 
PY  - 2005///
CY  - Aleppo
PB  - ICARDA
ER  -