HARIADI, Badi; SASTROHARTONO, Hermantoro; KRISDIARTO, Andreas Wahyu; SUKARMAN, Sukarman; PRIMANANDA, Septa; SAGORO, Tri Haryo. The Prediction of Nitrogen, Phosphate, and Potassium Contents of Oil Palm Leaf Using Hand-Held Spectrometer. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), [S. l.], v. 13, n. 1, p. 71–81, 2024. DOI: 10.23960/jtep-l.v13i1.71-81. Disponível em: https://jtep.fp.unila.ac.id/index.php/JTP/article/view/7612. Acesso em: 6 jul. 2026.