J. Auta and E.P. Anwa
Research Journal of Biological Sciences 2 ( 1 ): 33 - 35 , 2007
E.P. Anwa, J. Auta, S.A. Abdullahi and P.I. Bolorunduro
Research Journal of Biological Sciences 2 ( 1 ): 41 - 44 , 2007