10^th International Conference on Chemistry and Its Role in Development Mansoura University-Sharm El-Sheikh  Egypt March 15-19, 2009.

 

International Conference On Biological and Environmental Sciences

13- 16 March 2008
Mansoura- Hurghada, Egypt.

 

9th International Conference on Chemistry and its Role in Development

Mansoura University - Sharm El-Sheikh, Egypt

16-19 April 2007