DECHEN, A.R.; HAAG, H.P.; SARRUGE, J.R.; OLIVEIRA, G.D. Mineral nutrition of vegetable crops: XXXVI. effects of calcium levels in nutrient solution upon the concentration of B, Cu, Fe, Mn and Zn in tomato plants (Lycopevsicon esculentum Mill) . Anais da Escola Superior de Agricultura Luiz de Queiroz, Piracicaba, Brasil, v. 37, n. 2, p. 1077–1103, 1980. DOI: 10.1590/S0071-12761980000200029. Disponível em: https://revistas.usp.br/aesalq/article/view/16483. Acesso em: 10 feb. 2026.