Abstract Effects of partial and complete replacement of soybean meal with cottonseed meal on growth, feed utilization and hematological indexes for mono-sex male Nile tilapia, Oreochromis niloticus (L.) fingerlings Deyab, El-Saidy and Amal S. Saad April 2011 Aquaculture | Cottonseed Meal | Lysine | Soybean Meal | Tilapia