WANTASEN, Sofia.
 RESIDU PUPUK NITROGEN DI  LINGKUNGAN PERAIRAN HULU DAERAH ALIRAN SUNGAI TONDANO PROVINSI SULAWESI UTARA.
<strong>Bumi Lestari</strong>, [S.l.], v. 15, n. 2, feb. 2016.
ISSN 2527-6158.
Available at: &lt;<a href="https://ojs.unud.ac.id/index.php/blje/article/view/19104" target="_new">https://ojs.unud.ac.id/index.php/blje/article/view/19104</a>&gt;. Date accessed: 05 feb. 2025.