M. E. Akhtar, M. Zameer Khan, Sagheer Ahmad and Maqbool Akhtar
Asian Journal of Plant Sciences 1 ( 4 ): 337 - 339 , 2002
M. E. Akhtar, W. A. Rice and Rohul Amin
Asian Journal of Plant Sciences 1 ( 6 ): 628 - 630 , 2002