NANDA ONKY STEFANI; SARI EDI CAHYANINGRUM. USING OF CHITOSAN-POLYVINYL ALCOHOL (PVA)-CALCIUM CARBONATE AS MATRIX FOR UREA SLOW-RELEASE FERTILIZER (SRF). Unesa Journal of Chemistry, [S. l.], v. 14, n. 1, p. 1–7, 2025. DOI: 10.26740/ujc.v14n1.p1-7. Disponível em: https://ejournal.unesa.ac.id/index.php/unesa-journal-of-chemistry/article/view/66980. Acesso em: 14 nov. 2025.