H. A. S. Razvanchy, M. A. Fayyadh. STUDY SOIL DEVELOPMENT AND CLASSIFICATION IN ERBIL PROVINCE, KURDISTAN, IRAQ USING MATHEMATICAL INDICES. Iraqi J. Agric. Sci. [Internet]. 2023 Dec. 29 [cited 2024 May 10];54(6):1802-13. Available from: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1879