Thembinkosi, Tshabalala, Pio Kur Deng, and Philip Wani Marchelo-d’Ragga. “SOIL NUTRIENT STATUS ASSESSMENT OF SOME SOILS REPRESENTING THE GREEN BELT ZONE, SOUTH SUDAN”. IJRDO-Journal of Agriculture and Research (ISSN: 2455-7668) 4, no. 9 (September 30, 2018): 10-22. Accessed May 5, 2024. https://ijrdo.org/index.php/ar/article/view/2270.