LUSDIONO, Andi; 						LAILIYAH, Wiharyanti Nur.
 ESTIMASI KETIDAKPASTIAN PENGUJIAN NITROGEN TOTAL PADA PENGENDALIAN KUALITAS PUPUK MAJEMUK NPK (NITROGEN, PHOSPHATE, KALIUM)  FORMULA 15-15-15.
<strong>Jurnal Darma Agung</strong>, [S.l.], v. 30, n. 2, p. 457 - 468, aug. 2022.
ISSN 2654-3915.
Available at: &lt;<a href="https://jurnal.darmaagung.ac.id/index.php/jurnaluda/article/view/2114" target="_new">https://jurnal.darmaagung.ac.id/index.php/jurnaluda/article/view/2114</a>&gt;. Date accessed: 11 may 2024.
doi: <a href="http://dx.doi.org/10.46930/ojsuda.v30i2.2114">http://dx.doi.org/10.46930/ojsuda.v30i2.2114</a>.