SIMPA JAMES; YEKINI, Suberu Mohammed; YUSUF MOHAMMED; AHMED, Usman Omeiza. IoT-Based Electronic System for Real-Time Soil Nutrient Detection in Precision Agriculture. African Journal of Agricultural Science and Food Research, Nigeria, v. 19, n. 1, p. 408–420, 2025. DOI: 10.62154/ajasfr.2025.019.01034. Disponível em: https://afropolitanjournals.com/index.php/ajasfr/article/view/933.. Acesso em: 26 oct. 2026.