Wajid Ali Shah, Jehan Bakht, Muhammad Shafi and Muhammad Azim Khan
Asian Journal of Plant Sciences 1 ( 2 ): 148 - 150 , 2002
Naeem Khan, Amanullah Jan, Ijaz Ahmad Khan, Muhammad Azim Khan and Ihsanullah
Asian Journal of Plant Sciences 1 ( 4 ): 343 - 345 , 2002