BERNARDES, R. F. B.; CARDOSO, A. F.; BERNARDES, M. H. D.; LANA, R. M. Q. Establishment of DRIS indices and foliar nutrient levels for corn plants fertilized with various nitrogen doses and source materials associated with marine alga Lithothamnium. Scientific Electronic Archives, [S. l.], v. 9, n. 4, p. 26–33, 2016. DOI: 10.36560/942016347. Disponível em: https://sea.ufr.edu.br/SEA/article/view/347. Acesso em: 7 fev. 2023.