Mohammad Subhan, M. Qasim, Riaz-ud-Din Ahmad, M. Umar Khan, M. Amin Khan and M. Amir Amin
Asian Journal of Plant Sciences 2 ( 11 ): 853 - 857 , 2003
Riazud Din Ahmad, Abdul Jabbar Malik, M. Ali Chang, Gul Hassan, Muhammad Subhan, M. Umar Khan and Liaqat Ali
Journal of Applied Sciences 3 ( 6 ): 391 - 399 , 2003