M.O. Ironkwe and K.U. Amaefule
Agricultural Journal 7 ( 5 ): 282 - 285 , 2012
K.U. Amaefule, U.E. Mbonu and V. Amaka
Pakistan Journal of Nutrition 10 ( 5 ): 463 - 469 , 2011
K.U. Amaefule, O.C. Onwudike, S.N. Ibe and S.F. Abasiekong
Pakistan Journal of Nutrition 8 ( 4 ): 361 - 367 , 2009