Surya Ramadani Pane, R., Lestari , W., Walida , H. and Hariyati Adam , D. 2024. Soil Fertility Level In The Aek Kundur River Area Regardless Of Factory Waste Disposal. International Journal of Science, Technology & Management. 5, 4 (Jul. 2024), 883-887. DOI:https://doi.org/10.46729/ijstm.v5i4.1127.