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Hedonic test and chemical organoleptic and chemical characteristics of cork and toman fish emping Kartikasari, Dewi; Khairina, Rita; Wahyono, M. Dwiki
Journal of Agritechnology and Food Processing Vol 3, No 2 (2023)
Publisher : UNIVERSITAS MUHAMMADIYAH MATARAM

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jafp.v3i2.20392

Abstract

Local fish species from the waters of South Kalimantan that are a source of protein and high in albumin are cork fish and toman fish. In an effort to increase the value added and consumption of both fish, it is necessary to diversify the product, for example by processing them into fish emping. Emping is a type of round and thin snack generally made from melinjo seeds, which are flaked, dried and then fried.  The aim of this study was to determine the organoleptic and chemical characteristics of cork and toman fish emping. This study consisted of 2 treatments, namely the cork fish puff and the toman fish puff. To determine the difference between the two treatments, data analysis was carried out using independent t-test with test parameters including yield calculation, hedonic test (taste, colour, aroma and texture) and chemical test (water, ash, protein, fat, carbohydrate, fibre, energy, TKE and TKP). Based on the results of the t-test, it is known that the organoleptic characteristics of the two empings show a significant difference, with the cork emping being more favourable than the toman emping. The chemical characteristics did not show any significant difference. In conclusion, the yield characteristics, moisture content, ash, protein, fat, carbohydrate, fibre, energy, energy sufficiency level (TKE) and protein sufficiency level (TKP) of cork fish cake were 4.07%, 66.66%, 2.67%, 7.22%, 0.95%, 319.52 kcal, 20.97% and 202.00% respectively with a yield of 10.10%. For toman, the values were 19.29%, 4.31%, 66.89%, 2.55%, 6.96%, 1.02%, 318.37 kcal, 20.54% and 202.69% with a yield of 10.83%. Thus, both cork and toman fish cake are high protein products.
Antibacterial Activity of Herbal Tea Extract from Lotus Leaves (Nelumbo nucifera) Using Different Solvents Syifa, Muhammad; Khairina, Rita; Puspitasari, Findya
Jurnal Agrotek Ummat Vol 11, No 2 (2024): Jurnal Agrotek Ummat
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jau.v11i2.22060

Abstract

This research aimed to examine the antibacterial activity of lotus leaf (Nelumbo nucifera) extract as a basis for herbal tea production. Lotus leaf was chosen as the herbal tea ingredient due to its abundant availability in South Kalimantan and its believed beneficial phytochemical content for health. The research process involved several stages including lotus leaf herbal tea processing, multi-stage maceration extraction using hexane, ethyl acetate, and ethanol solvents, and testing the extract's ability against Escherichia coli bacteria. The research design employed a 2-factor complete randomized design, with the first factor being the extract concentration and the second being the solvent type. Data analysis was conducted using Two-Way ANOVA in IBM SPSS 25. The results revealed that ethanol solvent produced the highest concentration extract with a yield of 10.86%, while hexane solvent yielded the lowest at 1.64%. Subsequent antibacterial activity testing was carried out using direct contact method with lotus leaf extract concentrations of 0.5%, 1%, and 1.5% in all three solvents. The findings indicated that 0.5% and 1% concentration extracts inhibited Escherichia coli growth across all solvents, whereas the 1.5% extract concentration in ethanol was capable of killing Escherichia coli bacteria. It was concluded that lotus leaf extract holds potential as an antibacterial agent, with higher extract concentrations showing greater efficacy in inhibiting bacterial growth. The 1.5% concentration (45 μl) exhibited the most effective results in killing Escherichia coli, underscoring the potential of Nelumbo nucifera lotus leaf in the development of antibacterial herbal products.
Kandungan fitokimia dan aktivitas antibakteri ekstrak etanol biji buah nyirih (Xylocarpus granatum ): Phytochemical and antibacterial activity of ethanol extract from cannonball mangrove (Xylocarpus granatum) fruit seeds Khairina, Rita; Sari, Dewi Kartika; Fitrial, Yuspihana
Jurnal Pengolahan Hasil Perikanan Indonesia Vol. 28 No. 5 (2025): Jurnal Pengolahan Hasil Perikanan Indonesia 28(5)
Publisher : Department of Aquatic Product Technology IPB University in collaboration with Masyarakat Pengolahan Hasil Perikanan Indonesia (MPHPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17844/jphpi.v28i5.60932

Abstract

Xylocarpus granatum adalah jenis mangrove yang dikenal dengan buah nyirih di Kalimantan Selatan. Penelitian ini bertujuan menentukan kandungan fitokimia dan aktivitas antibakteri biji buah X. granatum. Tahapan penelitian adalah preparasi buah nyirih menjadi bubuk buah nyirih, ekstraksi bubuk biji buah nyirih dengan pelarut etanol, uji fitokimia bubuk biji buah nyirih, preparasi bakteri uji, dan uji antibakteri ekstrak etanol biji buah nyirih. Parameter yang diuji, yaitu rendemen, proksimat, fitokimia, dan uji antibakteri terhadap E. coli dan S.aureus. Rendemen biji buah nyirih adalah 21,17% dan berat bubuk 7,04%. Bubuk biji buah nyirih mengandung kadar air 4,97%, abu 2,56%, protein 4,54 %, lemak 0,63%, dan serat kasar 2,5%. Bubuk biji buah nyirih mengandung senyawa saponin, alkaloid, flavonoid, tannin, triterpenoid, fenolik, steroid, dan antosianin. Hasil uji antibakteri menunjukkan bahwa peningkatan konsentrasi ekstrak etanol bubuk biji buah nyirih berbanding terbalik dengan total bakteri akan tetapi berbanding lurus dengan persen penghambatan. Ekstrak 20–90 µL memperlihatkan total bakteri E. coli sebesar log 9,32 CFU/g dan log 1,18 CFU/g dengan persen penghambatan sebesar 5,93 dan 88,05%. Konsentrasi ekstrak 1–15 µL terhadap bakteri S. aureus memperlihatkan nilai total bakteri sebesar log 5,69 CFU/g dan log 8,65 CFU/g dengan persen penghambatan sebesar 29,37 dan 64,46. Pengujian antibakteri dengan metode kontak langsung menunjukkan kemampuan ekstrak etanol bubuk biji buah nyirih menghambat pertumbuhan bakteri E. coli dan S. aureus pada konsentrasi ekstrak yang rendah.
Thermal Process Technology Transfer of Masak Habang Snakehead Fish in Poklahsar, Lepasan Village, Barito Kuala: Transfer Teknologi Proses termal Ikan Gabus Masak Habang Di Poklahsar Desa Lepasan Barito Kuala Rita Khairina; Dewi Kartika Sari; Yuspihana Fitrial; Iin Khusnul Khotimah
JATI EMAS (Jurnal Aplikasi Teknik dan Pengabdian Masyarakat) Vol. 8 No. 4 (2024): Jati Emas (Jurnal Aplikasi Teknik dan Pengabdian Masyarakat)
Publisher : DPD Jatim Perkumpulan Dosen Indonesia Semesta

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Transfer of thermal process technology for processing masak habang snakehead fish using retort pouch packaging can extend the shelf life of the product to more than 6 months. Masak Habang snakehead fish can be used as an icon of culinary tourism or a typical souvenir product of South Kalimantan. One of the Poklahsar engaged in the processing of fishery products is Poklahsar Berkat Usaha located in Lepasan Village, Bakumpai District. The objectives of this community service activity are 1) to increase the knowledge of Poklahsar Berkat Usaha members about thermal process technology, 2) to provide motivation for diversification and development of fishery products in the form of Masak Habang Snakehead Fish. The activities are carried out in the form of meetings, presentation of extension materials, and demonstrations of product processing. The stages of processing masak habang snakehead fish using thermal process technology are a) preparation of habang spices, b) preparation of snakehead fish, c) product packaging, and d) sterilization process of bottling and retort pouch packaging products. Participation and acceptance of community service activity participants are quite high. The conclusion of the community service activities is expected to open up new business opportunities for Poklahsar Berkat Usaha to produce processed fish by applying thermal process technology, namely Masak Habang Snakehead Fish in glass bottles or retort pouches.
Developing Various Herbal MSME Products by Processing Herbal Tea Made from Lotus Flowers (Nelumbo Nucifera): Pengembangan Produk UMKM Aneka Herbal dengan Pengolahan Teh Herbal Berbahan Bunga Lotus (Nelumbo Nucifera) Rita Khairina; Dewi Kartika Sari; Yuspihana Fitrial
JATI EMAS (Jurnal Aplikasi Teknik dan Pengabdian Masyarakat) Vol. 10 No. 1 (2026): Jati Emas (Jurnal Aplikasi Teknik dan Pengabdian Masyarakat)
Publisher : DPD Jatim Perkumpulan Dosen Indonesia Semesta

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Abstract

Tea drinks made from the roots, bark, leaves, and flowers of plants other than tea are known as herbal teas. Tea made from lotus leaves and flowers is known as lotus tea. The purpose of this activity is to provide knowledge and skills to the Aneka Herbal MSME about the benefits and processing of herbal tea made from lotus flowers and leaves. Observations identified that lotus plants are found throughout the year in swampy areas and rice fields around the Gambut and Kertak Hanyar Districts of Banjar Regency, where the Aneka Herbal MSME is domiciled. The local community is not yet aware that lotus plants have the advantage of being a functional beverage in the form of herbal tea, so they have not utilized the plant as a source of family income. This activity was carried out in the form of counseling, attended by 20 housewives who live around the Aneka Herbal MSME. The counseling material was about the functional benefits of brewing lotus flower herbal tea. After the training activity, the Aneka Herbal MSME was interested in expanding their product range by making herbal tea in small packages under the Nutrilotus brand. The product will be marketed together with other existing herbal products every Sunday morning in the Sunday Market area of ​​Kertak Hanyar District, Banjar Regency.