CD Skripsi
Pengaruh Konsentrasi Ekstrak Daun Salam (Syzygium Polyanthum) Terhadap Mutu Ikan Nila (Oreochromis Niloticus) Segar
Abstract Tilapia is one of the foods that is easily damaged when stored at room temperature caused by bacteria. Therefore, it is necessary to do the right, fast, and correct handling to maintain the quality of the fish so that it does not rot and so that it can be consumed in good condition. This study aims to affect the concentration of bay leaf extract as a natural preservative to the quality of fresh tilapia. The research method used is an experiment, namely conducting tilapia preservation experiments using bay leaf extract. The trial design used in this study was a Complete Randomized Design (RAL) with 4 levels of treatment, namely variations in bay leaf extract transmission , namely without soaking bay leaf extract (P 0), bay leaf extract 5% (P5), bay leaf extract 10% (P10), bay leaf extract 15% (P15). Based on the results of research that bay leaf extract has a real effect on organoleptic quality values, pH, TVB, and TPC of fresh tilapia. The best treatment of bay leaf extract 15% (P15) has an eye appearance value of 7.6 (flat eyeballs, clear cornea and pupil, slightly shiny and specific type), gill values 7.3 (red gill are less brilliant with little transparent mucus), mucus 7.3(clear, transparent and quite bright mucous layer), odor 7.3 (fresh smell, specific type), body incision 7.4 (slightly less brilliant meat incision, strong meat tissue), texture value 7.3 (rather dense and elastic when pressed with fingers), pH value 6.45, TVB value 15.50 mg/100g, dan TPC value of 2.1 x 104 colonies/g.
Keywords: bay leaf; tilapia; quality; natural preservatives.
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