Citation | Alsalam, O., H.A. Isa, M.A.L. Al-Bayati and H. Alserae. 2025. Topographic effect on the total oxides distribution of calcareous soils in northern Iraq. Pakistan Journal of Agricultural Research, 38(2): 162-174. DOI | https://dx.doi.org/10.17582/journal.pjar/2025/38.2.162.174