ASMARA, ANAK AGUNG GDE PREHATRESNA ADI et al.
 Pengaruh Ukuran Biochar Bambu dan Dosis Pupuk Urea terhadap Efisiensi Pupuk dan Hasil Tanaman Sawi Hijau (Brassica juncea L.) pada Tanah Berpasir.
<strong>Agrotrop : Journal on Agriculture Science</strong>, [S.l.], v. 11, n. 2, p. 157-166, nov. 2021.
ISSN 2654-4008.
Tersedia pada: &lt;<a href="https://ojs.unud.ac.id/index.php/agrotrop/article/view/79821" target="_new">https://ojs.unud.ac.id/index.php/agrotrop/article/view/79821</a>&gt;. Tanggal Akses: 15 oct. 2025
doi: <a href="https://doi.org/10.24843/AJoAS.2021.v11.i02.p05">https://doi.org/10.24843/AJoAS.2021.v11.i02.p05</a>.