NPK DETECTION SPECTROSCOPY ON NON-AGRICULTURE SOIL. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 78, n. 11, 2016. DOI: 10.11113/jt.v78.8382. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/8382.. Acesso em: 19 dec. 2024.