Structure of Intestinal and Kidney Tissue of Carp (Cyprinus carpio) Maintained in Salinity Media and Feed Enriched with Guava Leaf Flour (Psidium guava). Jurnal Natur Indonesia, [S. l.], v. 23, n. 2, p. 136–143, 2025. DOI: 10.31258/jnat.23.2.136-143. Disponível em: https://natur.ejournal.unri.ac.id/index.php/natur/article/view/3293. Acesso em: 18 oct. 2025.