Alternative feeds for fresh-water fish species in Zambia : substituting fish meal in diets for African catfish fingerlings, Clarias gariepinus with full-fat soya, wheat pollard and kapenta sweep
"An on-farm field-trial of the effect of using sustainable, locally available feed components as substitutes for imported feeds of marine origin for the culture of fingerlings of the species African catfish (Clarias gariepinus)". - Masteroppgave - University of the Free State, Bloemfontein 2010