Rahmatullah, G. Nabi, M. Salim and M.S. Zia
Pakistan Journal of Biological Sciences 2 ( 2 ): 462 - 465 , 1999
M. Salim, Rahmatullah and G. Nabi
Pakistan Journal of Biological Sciences 2 ( 3 ): 799 - 800 , 1999
G. Nabi, M. Salim and Rahmatullah
Pakistan Journal of Biological Sciences 2 ( 3 ): 911 - 913 , 1999