M.H. Khan, G. Hassan, N. Khan and M.A. Khan
Asian Journal of Plant Sciences 2 ( 3 ): 254 - 256 , 2003
N. Khan, G. Hassan, K.B. Marwat and M.A. Khan
Asian Journal of Plant Sciences 2 ( 3 ): 310 - 313 , 2003
N. Persaud, G. Hassan, W. D. Joshua and D. Lesolle
International Journal of Agricultural Research 2 ( 3 ): 193 - 210 , 2007
M. Sadiq, G. Hassan, G.A. Chaudhry, N. Hussain, S.M. Mehdi and M. Jamil
Journal of Agronomy 2 ( 3 ): 138 - 145 , 2003
M. Sadiq, M. Jamil, S. M. Mehdi, G. Hassan and J. Akhtar
Journal of Agronomy 1 ( 2 ): 98 - 100 , 2002
S. M. Mehdi, G. Hassan, M. Sarfraz, M. Sadiq, N. M. Hassan and G. Shabbir
Journal of Biological Sciences 1 ( 12 ): 1112 - 1115 , 2001
G. Hassan, R. B. Reneau, Jr., C. Hagedorn and A. R. Jantrania
Journal of Environmental Quality 37 ( 5 ): 1937 - 1948 , 2008
Sardar Ali, Hidayat-ur-Rahman, Raziuddin, S. Salim Shah and G. Hassan
Pakistan Journal of Biological Sciences 9 ( 14 ): 2618 - 2623 , 2006
S. M. Mehdi, M. Sarfraz, G. Hassan, A. B. Sufi and M. N. Bhutta
Pakistan Journal of Biological Sciences 6 ( 2 ): 176 - 183 , 2003