How to Cite: Mansour, H., Saber, M., Kabary, H., Mansour, H., & Zaghloul, A. (2022). Assessing the remediation of a contaminated soil ecosystem with some recent chemo biological technologies throgh bioremediation index. International Journal of Health Sciences, 6(S2), 1996–2020. https://doi.org/10.53730/ijhs.v6nS2.5421 International Journal of Health Sciences ISSN 2550-6978 E-ISSN 2550-696X © 2022. Corresponding author: Zaghloul, A.; Email: alaazaghloul2008@gmail.com Manuscript submitted: 27 Jan 2022, Manuscript revised: 18 Feb 2022, Accepted for publication: 09 March 2022 1996 Assessing the remediation of a contaminated soil ecosystem with some recent chemo biological technologies throgh bioremediation index Hesham Mansour Soils and Water Use Dept., Agricultural and biological Research Institute, National Research Centre, Cairo, Egypt Mohamed Saber Agricultural Microbiology Dept., Agricultural and biological Research Institute, National Research Centre, Cairo, Egypt Hoda Kabary Agricultural Microbiology Dept., Agricultural and biological Research Institute, National Research Centre, Cairo, Egypt Hani Mansour Water Relations and field Irrigation Dept. Agricultural and biological Research Institute, National Research Centre, Cairo, Egypt Alaa Zaghloul Soils and Water Use Dept., Agricultural and biological Research Institute, National Research Centre, Cairo, Egypt Email: alaazaghloul2008@gmail.com Abstract---In a soil ecosystem irrigated with low-quality water out at El-Rahway village, Giza Governorate, Egypt, a completely randomized field trial was carried out to assess the suitability of some soil biochemical remediation technologies on minimizing the inorganic contaminants hazards, their bioavailability as well as the relationship between potential toxic elements (PTEs) distribution in remediated soil ecosystem, the bioavailability index (BI) and pollutants uptake by cultivated hyperaccumulated plants. Turnip Brassica rapa and radish Raphanus sativus were separately cultivated in the contaminated after being enriched with elemental sulfur (T1), elemental sulfur fortified with a mixture of Thiobacillus Thiooxidans and Thiobacillus ferrooxidans (T2), rock phosphate impregnated with phosphate