Apparent Digestibility Coefficients of Pelleted Feed Incorporated with Water Hyacinth Echhornia crassipes Fed to Red Tilapia, [Oreochromis mossambicus (Peters, 1852) X Oreochromis niloticus (Linnaeus, 1758)]

E.A.T. Mubarak, M.A. Amiza, H.K. Bakhsh and A.B. Abol-Munafi

Agricultural Journal 6 ( 6 ): 322 - 326 , 2011