MARENA, Betari; CAHYANINGRUM, Sari Edi. THE EFFECT OF PVA ON THE PRODUCTION OF UREA SLOW RELEASE FERTILIZER ON MODIFIED CHITOSAN MATRIX. Unesa Journal of Chemistry, [S. l.], v. 13, n. 3, p. 83–88, 2024. DOI: 10.26740/ujc.v13n3.p83-88. Disponível em: https://ejournal.unesa.ac.id/index.php/unesa-journal-of-chemistry/article/view/66986. Acesso em: 14 dec. 2025.