Oladeji, S.O. “Evaluation of Nickel Levels in Wastewater, Soil and Vegetable Samples Grown Along Kubanni Stream Channels in Zaria, Kaduna State, Nigeria”. Archives of Agriculture and Environmental Science 2, no. 3 (September 1, 2017): 141–147. Accessed April 19, 2026. https://journals.aesacademy.org/index.php/aaes/article/view/02-03-02.