Substitution of Fish Meal with Shea Nut Meal in Diets of Nile Tilapia Fry on Growth, Feed Utilization, Tissue Histology and Economic Analysis
Mensah Gertrude Dzifa1, Christian Larbi Ayisi2,* and Elliot Haruna Alhassan1
1Department of Fisheries and Aquatic Resources Management, Faculty of Biosciences, University for Development Studies, Tamale, Ghana
2Department of Water Resources and Sustainable Development, School of Sustainable Development, University of Environment and Sustainable Development, PMB, Somanya, Eastern Region, Ghana
Fig. 1.
liver histology of Oreochromis niloticus fed SNM 0 (1A), SNM 25 (1B) and SNM 50 (1C). PN, picnotic nuclei; H, hepatocyte; CBV, congested blood vessels; PA, pancreatic acini; DH, degraded hepatocytes.
Fig. 2.
Anterior-intestine histology of Oreochromis niloticus fed SNM 0 (A), SNM 25 (B) and SNM 50 (C).
Fig. 3.
Mid-intestine histology of Oreochromis niloticus fed SNM 0 (A), SNM 25 (B) and SNM 50 (C).
Fig. 4.
Posterior intestine (PI) histology of Oreochromis niloticus fed SNM 0 (A), SNM 25 (B) and SNM 50 (C).