FirdausJ., AhmadU., BudiastraI. W., & SubrataI. D. M. (2024). Macro-Nutrient Prediction of Paddy Field Soil Using Artificial Neural Network and NIR Spectroscopy. Jurnal Keteknikan Pertanian, 12(2), 242-258. https://doi.org/10.19028/jtep.012.2.242-258