Lady Dian Khartiono
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Pengujian In-Vivo Ekstrak Rumput Laut Dalam Menangani Bakteri Pathogen Yang Menyerang Ikan Kerapu Yanti Mutalib; Lady Dian Khartiono; Admi Athirah; Darsiani; Teuku Fadlon Haser
Jurnal Ilmiah Samudra Akuatika Vol 3 No 1 (2019): Jurnal Ilmiah Samudra Akuatika
Publisher : Fakultas Pertanian Universitas Samudra

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Abstract

Vibriosis controlling in the cultivation of grouper fishes still counts on the use of synthetic pharmacy or antibiotics. However, prolonged used of antibiotics can resulted in bacteria becoming resistance. Antibacterial agent derived from natural resources is expected to be able to overcome the problem. Ulva reticulata extract is one of the candidates that has been tested in-vitro to possessed antimicrobial bioactive compounds. This study aimed at testing its effectivity against pathogenic bacteria infecting Humpback grouper. Final results shows that the highest concentration (2000 ppm) given to the fish soaking tanks gives the best results.