M.S. Youssef, O.M.O. El-Maghraby and Y.M. Ibrahim
International Journal of Botany 4 ( 4 ): 349 - 360 , 2008
O.M.O. El-Maghraby, M.S. Youssef and Y.M. Ibrahim
Research Journal of Environmental Toxicology 3 ( 1 ): 36 - 49 , 2009