Ezigbo, , V. O. (2014). Physiochemical Characteristics and Heavy Metal Levels of Soils Associated With Maize Processing Mill Effluent in Nise and its Environs, Anambra State Nigeria . African Journal of Education,Science and Technology (AJEST), 1(4), pp 113–120. Retrieved from http://ajest.org/index.php/ajest/article/view/374