Pengaruh Dosis Probiotik Em-4 (Effective Mikroorganisme-4) dalam Pakan Komersil terhadap Peningkatan Pertumbuhan dan Kelangsungan Hidup Ikan Patin Siam (Pangasisus hypophthalmus)

There are several types of catfish, one which is siamese catfish has a scientific name (Pangasius hypopthalmus). Often the farmers spend money on fish feed there not many who able to find out how give without hugging that them adding probiotics EM-4 The purpose this study analyze influence probiotic growth and survival catfish. This was conducted in Green House Universitas Samudra using RAL consisting 4 treatments 5 replays P1 (probiotic administration 0ml/kg), P2 10ml/kg), P3 Administration 15ml/kg), P4 20ml/kg). meters observed SR, weight growth, long daily rate, FCR, efficiency, water quality. results showed treatment addition had noticeable effect absolute weight, length no efficiency. highest (dose 15ml/kg) with total 8.5 gr 5.6 cm.Keywords: Probiotic Em-4, Pangasius hypopthalmus, Growh, Survival