Mineralogical Characterization of Potassium-Bearing Clay Minerals and Their Implications on K Availability in Calcareous Soils of Sulaymaniyah, Kurdistan: Mineralogical Characterization of Potassium-Bearing Clay Minerals and Their Implications on K Availability in Calcareous Soils. Acad. J. Int. Univ. Erbil [Internet]. 2026 Apr. 25 [cited 2026 Apr. 25];3(2):1120-8. Available from: https://ojs.cihanrtv.com/index.php/public/article/view/205