M. Arago, Nilo, John William F. Orillo, Jenskie Jerlin Haban, Jomer Juan, John Carlo Puno, Jay Fel Quijano, and Gian Matthew Tuazon. “SoilMATe: Soil Macronutrients and PH Level Assessment for Rice Plant through Digital Image Processing Using Artificial Neural Network”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 9, no. 2-5 (June 1, 2017): 145–149. Accessed March 28, 2024. https://jtec.utem.edu.my/jtec/article/view/2415.