Bolu, S.A. and Balogun, O.O. 2020. Effects of Improved (Addition of Antimicrobials and Antioxidants) Locally Produced Natural Vitamin Premix on Performance, Hematology and Some Serum Constituents of Broiler Chickens. Nigerian Journal of Animal Production. 36, 2 (Dec. 2020), 246–255. DOI:https://doi.org/10.51791/njap.v36i2.1367.