N. Sultana, M.M. Rashid and S.M.J. Hossain
Pakistan Journal of Biological Sciences 4 ( 8 ): 1036 - 1037 , 2001
K.S. Huque, N. Sultana, S.M.J. Hossain and A. Ali
Pakistan Journal of Biological Sciences 4 ( 9 ): 1170 - 1172 , 2001
N. Sultana, M.S. Bari and M.G. Rabbani
Pakistan Journal of Biological Sciences 4 ( 10 ): 1205 - 1208 , 2001