M. O. Adenekan1, N. A. Amusa2*, A. O. Lawal2 and V. E. Okpeze1
1Federal College of Agriculture, IAR&T, P. M. B. 5029 Ibadan, Oyo State, Nigeria.
2Department of Plant Science and Applied Zoology, Olabisi Onabanjo University, Ago-Iwoye, Ogun State, Nigeria.
