Citation | AlMaamouri, T.A., H.S. Hussein, T.A. Altabtabaai and S.S. Kamel. 2026. Impact of nano-biological synbiotic on performance, physiological traits, and gut microbiota of broiler chickens. Sarhad Journal of Agriculture, 42(3): 1285-1296. DOI | https://dx.doi.org/10.17582/journal.sja/2025/42.3.1285.1296