GHANI, Abdul; ULLAH SHAH, Ameen; AKHTAR, Umer. Effect of Lead Toxicity on Growth, Chlorophyll and Lead (Pb+) Contents of Two Varieties of Maize (Zea mays L.). Pakistan Journal of Nutrition, [S. l.], v. 9, n. 9, p. 887–891, 2010. DOI: 10.3923/pjn.2010.887.891. Disponível em: https://pjnonline.org/pjn/article/view/1286. Acesso em: 27 jul. 2025.