Ukwu, H. O. ., Tyo, T. T. . and Kuusu, D. J. . (2023) “Expression of Spur Gene in the Nigerian Indigenous Chickens in the Guinea Savannah Region of Nigeria: Phenotypic Effects. ”, Nigerian Journal of Animal Production, 49(5), pp. 59–67. doi: 10.51791/njap.v49i5.3764.