Effect of fermented corn by-products on production performance, blood biochemistry, and egg quality indices of laying hens.

Feed costs the major portion of poultry industry which is estimated to be 60% to 70%. The current study focused to add the fermented agro-industrial by product most of which were waste residues to the laying hen's diet. The result showed beneficial effects, which proved that fermentation is a good method to improve the nutritional quality of feed raw materials, which is beneficial to the gastrointestinal health of the poultry. The study elaborated the potential of waste residues to be used as a kind of functional feed ingredient, which can enhanced the production parameters and egg quality indices of poultry.