A . H. Goran and S. K. Essa 2025. EFFECT OF WATER REGIMES AND ORGANIC ACIDS ON Mg- INTERLAYERING FORMATION IN EXPANSIBLE 2:1 MINERALS IN SOME SOILS OF KURDISTAN REGION, IRAQ. IRAQI JOURNAL OF AGRICULTURAL SCIENCES. 56, 3 (Jun. 2025), 1170–1183. DOI:https://doi.org/10.36103/wsjgs937.