AMIR ABDULALLA, H.; AZIZ MAHMOUD, F. Effect of polluted soil with cadmium and lead in growth, yield and chemical structure in Carthamus tinctorius L. under nitrogen nutrition. Journal of Education and Science, [S. l.], v. 22, n. 2, p. 269–288, 2009. DOI: 10.33899/edusj.2009.57695. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41615. Acesso em: 10 sep. 2025.