Metungun, J., Beruatjaan, M., Hatijahubessy , H., & Putnarubun, C. (2025). FEEDING OF ULVA LACTUCA EXTRACT AGAINST THE IMMUNE PARAMETERS AND SURVIVAL OF DUCK GROUPER FISH (Cromileptes altivelis) . Jurnal Ilmu Pendidikan Indonesia, 13(2), 133–145. https://doi.org/10.31957/jipi.v13i2.4699