Investigation of Essential Metals in Branch, Pericarp and Seed of three Date Varieties at Different Maturity Stages. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 16, n. 2, p. 57 – 67, 2025. DOI: 10.21743/. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/304. Acesso em: 5 nov. 2025.