Abdul Wahid, A.F. and Khalaf Al-Dulaimi, M. 2025. Effect of Adding Aqueous Extract of Kalgan Seeds to Tris Buffer on Some Semen Characteristics of Holstein Bulls After Freezing. Journal of Neonatal Surgery. 14, 4S (Mar. 2025), 901–906. DOI:https://doi.org/10.52783/jns.v14.1894.