Mohammad Subhan, M. Qasim, M. Ameen Khan and M. Amir Khan
Asian Journal of Plant Sciences 1 ( 4 ): 436 - 438 , 2002
Mohammad Subhan, M. Qasim, Hameedullah Niazi, M. Ameen Khan and M. Amir Khan
Asian Journal of Plant Sciences 1 ( 4 ): 429 - 431 , 2002