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Asian Journal of Plant Sciences 1 ( 2 ): 136 - 139 , 2002
Muhammad Tariq Saeed and Muhammad Saleem
Pakistan Journal of Biological Sciences 3 ( 7 ): 1138 - 1140 , 2000
Muhammad Ashraf, Ejaz Rasul and Muhammad Saleem
Pakistan Journal of Biological Sciences 3 ( 10 ): 1605 - 1608 , 2000