NWAJEI, G. E.; ORUVWUJE, J. U. ASSESSMENT OF HEAVY METALS IN. CLARINS BUTHOPOGON (FISH) PARTS AND NYMPHAEA LOTUS (AQUATIC PLANT) IN RIVER NIGER, DELTA STATE OF NIGERIA. Biological Sciences - PJSIR, [S. l.], v. 44, n. 6, p. 333–337, 2001. Disponível em: https://v2.pjsir.org/index.php/biological-sciences/article/view/1967. Acesso em: 19 may. 2024.