CD Skripsi
Pengaruh Penambahan Jahe Merah (Zingiber Officinalevar.Rubrum) Terhadap Mutu Mikrobiologi Dan Organoleptik Ikan Bandeng Presto Selama Penyimpanan Suhu Dingin 5 0c
ABSTRACT
This study aims to determine the effect of adding red ginger to the microbiological and organoleptic quality of presto milkfish during cold temperature storage and to determine the optimum its concentration. The treatments were given on J0 (without red ginger), J1 (60% red ginger), J2 (70% red ginger), J3 (80% red ginger). The parameters were observed to hedonic quality tests (appearance, smell, taste, and texture), microbiological test (Total Plate Count (TPC), Staphyloccus aureus bacteria), and chemical test analysis (water content water activity , pH). The addition 70% of red ginger extract was obtained the best presto milkfish (J2) with the characteristics of appearance 7.3 (neat, clean, and have a luminous golden yellow color), smell 7.5 (very fresh and fragrant smell of red ginger), taste 7.2 (very tasty, savory, soft spines), texture 7.6 (flexible texture, very dense, and compact). Meanwhile, Total Plate Count (TPC) 3.7 x 105 colonies/gram, water content 58.72%, aw 0.70, pH 6.15 and there were no Staphylococcus aureus bacteria during storage 0 to 6 days.
Keywords: Presto milkfish, Organoleptic test, Microbiology, Chemical analysis, Red ginger extract. 1) Student of the Faculty of Fisheries and Marine Sciene, Universitas Riau 2) Lecturer at the Faculty of Fisheries and Marine Sciene, Universitas Riau
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