?TOXIC EFFECTS OF ZINC ONDIFFERENT TREE SEEDLINGS. Biological Sciences - PJSIR, [S. l.], v. 42, n. 3, p. 150–153, 1999. Disponível em: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/2138. Acesso em: 10 mar. 2026.