Maulood, Pakhshan M. “Determination of Organic Matter by Using Titrimetric and Loss on Ignition Methods for Northern Iraqi Governorates Soils”. Al-Nahrain Journal of Science 25, no. 3 (October 1, 2022): 1–7. Accessed May 22, 2026. https://mail.anjs.edu.iq/index.php/anjs/article/view/2445.