Hummadi AH. ASSESSMENT OF ORGANIC CARBON AND ITS COMPONENTS IN DIFFERENT GYPSIFEROUS SOILS USED FOR AGRICULTURAL PURPOSES IN SALAH AL-DIN GOVERNORATE USING THE CARBON MANAGEMENT INDEX. KSR [Internet]. 2026 Aug. 17 [cited 2026 Aug. 19];3(3):99-111. Available from: https://bulletin.ouk.kz/index.php/bulletin/article/view/72