Syed Manzoor Alam, Raziuddin Ansari and Mohammod Athar Khan
Journal of Biological Sciences 1 ( 3 ): 82 - 86 , 2001
Aisha Shereen and Raziuddin Ansari
Pakistan Journal of Biological Sciences 4 ( 10 ): 1212 - 1214 , 2001