Ghulam Mahboob Subhani, Muhammad Aslam Chowdhry and Syed Mansur Mohsin Gilani
Pakistan Journal of Biological Sciences 3 ( 4 ): 652 - 656 , 2000
Ghulam Mahboob Subhani, Muhammad Aslam Chowdhry and Syed Mansur Mohsin Gilani
Pakistan Journal of Biological Sciences 3 ( 6 ): 971 - 974 , 2000