Zaheer Ahmad, Maqsood Ahmad Gill, Abdul Matin Shah, Tahir Mahmood, Hamud-ur-Rehman and M. Yaseen
Pakistan Journal of Biological Sciences 1 ( 4 ): 342 - 345 , 1998
M. Yaseen, T.Hussain, A. Hakeem and S.Ahmad
Pakistan Journal of Biological Sciences 2 ( 3 ): 614 - 616 , 1999
S. Ahmad, M. Yaseen and A. Saboor
Pakistan Journal of Biological Sciences 3 ( 8 ): 1274 - 1276 , 2000
M. Yaseen, S. Muhammed and M. Khalid
Pakistan Journal of Biological Sciences 2 ( 2 ): 396 - 398 , 1999