E.M. El-Kady, A.M. Kheirallah, A.N. Kayed, S.I. Dekinesh and Z.A. Ahmed
Pakistan Journal of Biological Sciences 2 ( 2 ): 472 - 477 , 1999
E.M. El-Kady, A.M. Kheirallah, A.N. Kayed, S.I. Dekinesh and Z.A. Ahmed
Pakistan Journal of Biological Sciences 2 ( 2 ): 498 - 502 , 1999