OGEH, J. S.; IPINMOROTI, R. R. Micronutrient Assessment of Cocoa, Kola, Cashew and Coffee Plantations for Sustainable Production at Uhonmora, Edo State, Nigeria. JOURNAL OF TROPICAL SOILS, [S. l.], v. 18, n. 2, p. 93–97, 2013. DOI: 10.5400/jts.2013.v18i2.93-97. Disponível em: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/174. Acesso em: 5 aug. 2025.