Increasing Population in the Kurdish Areas in the Abbasid Era ( 132 -656 A.H / 749 -1258 A.D) (It is the Research on the Analytical History of the Reasons of the Increasing Population ). JUOR [Internet]. 2022 Jun. 29 [cited 2025 Jun. 8];9(3):554-81. Available from: https://journal.raparinuni2024.org/index.php/JUR/article/view/831