Professor Dr. Alia Hussein Salman and Researcher Muhammad Badr Jassim Al-Ghazi 2023. The hydrostatistical relationship is the drainage rates of the Gharraf River in Dhi Qar Governorate. Journal of the College of Education for Girls for Humanities. 3, 29 (Jul. 2023). DOI:https://doi.org/10.36327/ewjh.v3i29.12747.