Karamat Mahmud, Rehana Naseer, M. Shahid and Samia Rashid
Asian Journal of Plant Sciences 1 ( 1 ): 57 - 58 , 2002
Karamat Mahmud, Rehana Naseer, Aziz-ur-Rehman, Hafiz Muhammad Farooq, Muhammad Abdul Qadir and Muhammad Amin Ather
Pakistan Journal of Biological Sciences 6 ( 22 ): 1880 - 1882 , 2003