Sultan Salah-ud-Din, Muhammad Naeem, Ahmad Hassan Khan and Muhammad Shahid Munir Chauhan
Asian Journal of Plant Sciences 1 ( 5 ): 542 - 543 , 2002
Muhammad Naeem, Muhammad Shahid Munir Chohan, Ahmad Hassan Khan and Sultan Salah-ud-Din
Asian Journal of Plant Sciences 2 ( 1 ): 74 - 76 , 2003