Histopatologi Usus Dan Hati Ikan Jambal Siam (Pangasianodon Hypophthalmus) Ya…

ABSTRACT Aeromonas hydrophila bacteria often attack internal organs such as the liver and intestines. This research was conducted in June – August 2021 at the Laboratory of Fish Parasites and Diseases, Faculty of Fisheries and Marine, Riau University. Histology preparations were made at the Bukittinggi Veterinary Center. The aim of this research was to obtain the best dose of addition of pap…