Muhammad Kashif, Javed Ahmad, Muhammad Aslam Chowdhry and Khalida Perveen
Asian Journal of Plant Sciences 2 ( 9 ): 708 - 712 , 2003
Abdul Sattar, Muhammad Aslam Chowdhry and Muhammad Kashif
Asian Journal of Plant Sciences 2 ( 6 ): 495 - 497 , 2003