Manoppo, Henky, AND Kolopita, Magdalena EF. " Pengimbuhan Ragi Roti dalam Pakan Meningkatkan Respons Imun Nonspesifik dan Pertumbuhan Ikan Nila (SUPPLEMENTATION OF BAKER’S YEAST IN FEED ENHANCE NONSPECIFIC IMMUNE RESPONSE AND GROWTH OF NILE TILAPIA)" Jurnal Veteriner [Online], Volume 16 Number 2 (10 August 2015)