Levels of Zinc (Zn), Copper (Cu), Iron (Fe), and Cadmium (Cd) in Soil, Rice Stalk, and Oryza Sativa Grain in Ishiagu Rice Field, Ebonyi State, Nigeria; Human Health Risk. Journal of the Nigerian Society of Physical Sciences, [S. l.], v. 4, n. 4, p. 891, 2022. DOI: 10.46481/jnsps.2022.891. Disponível em: https://www.journal.nsps.org.ng/index.php/jnsps/article/view/891.. Acesso em: 5 may. 2024.