EFFECT OF ASTAXANTHIN ON THE COLOR INTENSITY OF GUPPY FISH (Poecilia reticulata). Journal Of Artha Biological Engineering, [S. l.], v. 2, n. 1, p. 59–72, 2024. DOI: 10.62521/42gtk346. Disponível em: https://arthagenlab.id/index.php/joabe/article/view/19.. Acesso em: 6 jul. 2025.