A. Waheed, F. S. Hasid, N. Ahmad and B. Mand Khan
Asian Journal of Plant Sciences 1 ( 4 ): 495 - 498 , 2002
A. Waheed, A. Jamal, F.S.Hamid and N. Ahmad
Journal of Biological Sciences 1 ( 3 ): 101 - 102 , 2001