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All Journal Jurnal Teknologi Dan Industri Pangan Agrotekno Itepa : Jurnal Ilmu dan Teknologi Pangan Media Ilmiah Teknologi Pangan (Scientific Journal of Food Technology) agriTECH Jurnal Ilmiah Teknologi Pertanian Agrotechno Jurnal Aplikasi Teknologi Pangan

I Ketut Suter

Program Studi Ilmu Dan Teknologi Pangan, Fakultas Teknologi Pertanian Universitas Udayana

Author-ID : 2929998

Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Computer Science & IT Immunology & microbiology Industrial & Manufacturing Engineering Other

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PRODUKSI BUBUK INOKULUM URUTAN DARI KULTUR MURNI Pediococcus acidilactici U318 DENGAN BEBERAPA JENIS BAHAN PENGISI Semadi Antara, Nyoman; Urip Sanjaya Trisna, I P. G.; Suter, I Ketut
Agrotekno Vol. 15, No. 1 Februari 2009
Publisher : Universitas Udayana

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (49.657 KB)

Aim of the research was to find out the viability ofPediococcus acidilactici U318 in inoculum powder duringstorage. The filler material used in the production ofinoculum powder was three kinds of flour, namely maizena,rice flour and tapioca. The research was done in laboratoryscale as experiment research which was designed byrandomized block design with factorial experiment. Twofactors were experimented, namely the kinds of flour as afiller material as the first factor and the storage period as thesecond factor.Result of the research showed that the treatment of flouras a filler material did not influence the viability of P.acidilactici U318 in inoculum powder. Any filler materialused in production of the powder gave same protective actionon its viability. The viability of P. acidilactici U318decreased during storage period. After storage of 4 weeks theaverage of viable P. acidilactici U318 was about 2,54x1010cfu/g which decreased one log cycle from the initial ofstorage.

PENGARUH PENUTUPAN DAN SUHU PADA PROSES PEREBUSAN TERHADAP KARAKTERISTIK SIRUP WORTEL (Daucus carota L.) Widya Puspasari, Desak Putu; Suter, I Ketut; Ayu Nocianitri, Komang
Agrotekno Vol. 15, No. 1 Februari 2009
Publisher : Universitas Udayana

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Carrot syrup processing involves thermal boiling process.Unsuitable process will decrease the product quality. Besidestemperature, using uncovered or covered pan also needattention. So how thus effects to the product characteristicneed further study. The aim of this research was to find out:1) effects of covered cooking and temperature oncharacteristic of carrot syrup, and 2) the treatmentscombination yield the best characteristic. This research wasdesigned with factorial randomized block design consist oftwo factors. First factor is cooking method with two level,those are uncovered and covered cooking. Second factor iscooking temperature, consist of four levels, those are 70o,80o, 90o, and 100o C. Each treatment repeated twice so yield16 experiment units.The research showed that interaction between the twotreatments affected the vitamin C content and viscosity.Covered cooking and temperature treatment influenced thebeta-carotene content and the reduction of sugar level. Thetreatments also affected the sensory quality, especially oncolor, flavor, and taste acceptability. Based on the analysis ofall variable, the treatments combination yielding the bestcharacteristic was uncovered cooking treatment ontemperature 70oC. The best treatments characterized by 6,81ppm beta-carotene content; 3,59% reduction sugar level; 4,14mg/100 g vitamin C content; viscosity 81,17 cP; coloredorange type 2 (based on colour-chart), typical of carrotflavor, and acceptable for color, flavor, viscosity, taste, andoverall acceptance.

FORMULASI LEDOK INSTAN YANG DITAMBAHKAN IKAN TONGKOL DAN RUMPUT LAUT [Instant Ledok Formulation by Addition of Frigate Mackerel and Seaweed] I Ketut Suter; I Made Anom Sutrisna Wijaya; Ni Made Yusa
Jurnal Teknologi dan Industri Pangan Vol. 22 No. 2 (2011): Jurnal Teknologi dan Industri Pangan
Publisher : Departemen Ilmu dan Teknologi Pangan, IPB Indonesia bekerjasama dengan PATPI

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Ledok is a traditional food from Nusa Penida, Bali, in form of non-rice porridge. The main ingredients of ledok are corn and cassava, and other ingredients are peanut, red bean and spinach. These ingredients are locally available. In this study, nutrient content of instant ledok was increased through improving the formulation by adding frigate mackerel and seaweed. The study was conducted in order to find out the best formulation of instant ledok. The experiment was carried out through a Random Block Design, with five formulations of frigate mackerel and seaweed ratio in two replicates. The treatment was ratio of frigate mackerel and seaweed: (1) RI = 0 : 0, (2) R2 = 0 : 30, (3) R3 = 10 : 20, (4) R4 = 20 : 10 and (5) R5 = 30 : 0. The characteristics of instant ledok observed were: sensory characteristics and nutrient contents. The results of the study showed that there was no significant effect of formulation to acceptability of colour and odour, but there were significant effects to taste, texture and general acceptability of instant ledok. The best formulation of instant ledok was formulation R5 with addition of frigate mackerel and seaweed ratio of 30 : 0.The nutrition contents of this instant ledok were 79.60% of water, 0.74% of ash, 3.17% of protein, 3.85% of fat, 12.64% of carbohydrate, 21.15 mg/100 g of vitamin C and 3.43% of vitamin C.

Karakteristik Isotermis Sorpsi Air dan Umur Simpan Ledok Instan I Made Anom Sutrisna Wijaya; I Ketut Suter; Ni Made Yusa
agriTECH Vol 34, No 1 (2014)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Ledok is a traditional food from Nusa Penida, Bali, in form of non-rice porridge. The main ingredients of Ledok were corn and cassava, and other ingredients such as peanut, red bean and spinach. The moisture sorption isotherm of instant Ledok with additional of frigate mackerel was observed in this study. The objectives of this study were to observe the moisture sorption isotherm properties of instant Ledok, and predict the shelf life of instant Ledok that packed in aluminum foil and HDPE (high density polyethylene) packaging material. Moisture sorption isotherms of instant Ledok were determined using the standard gravimetric static method over a range of relative humidity from 30% to 90%. The experimental sorption curves were fitted by GAB (Guggenheim-Anderson-de Boer) equation. The shelf life was determined using the ASLT (accelerated shelf life testing) method and calculated using Labuza model. The sorption isotherm curve of instant Ledok was found to be sigmoid shape of type II isotherm with monolayer (Mo) value of 0.0404 g H2O/100 g dry solid, K value of 0.855, and C value of 92.268. The predicted shelf life of instant Ledok was 29.8 months if packed in aluminum foil, and 6.0 months if packed in HDPE packaging materials.ABSTRAKLedok adalah salah satu makanan tradisional dari Nusa Penida Bali, yang berbentuk seperti bubur. Bahan baku utama dari ledok ini adalah jagung dan singkong atau ubi jalar, dan bahan lain yang ditambahkan adalah kacang tanah, kacang merah, dan daun bayam. Pada studi ini dipelajari tentang karakteristik sorpsi-isoterm dari ledok instan yang diberi tambahan ikan tongkol. Tujuan dari penelitian ini adalah untuk mengetahui karakteristik isotermis sorpsi air ledok instan yang diberi tambahan ikan tongkol, dan untuk menentukan umur simpan (shelf life) dari ledok instan tersebut yang dikemas dengan aluminium foil dan plastik HDPE (high sensity polyethylene). Isotermis sorpsi air ledok instan ditentukan dengan menggunakan metode gravimetri standar, dan karakteristiknya dianalisis menggunakan metode GAB (Guggenheim, Anderson, dan de Boer). Umur simpannya ditentukan menggunakan metode ASLT (accelerated shelf life testing) dan dihitung menggunakan Model Labuza dengan pendekatan kadar air kritis. Hasil pengujian diperoleh bahwa isotermis sorpsi air ledok instan mempunyai bentuk sigmoid tipe II dengan nilai kadar air monolayernya (Mo) sebesar 0.0404 g H2O/100 g bahan kering, nilai konstanta K sebesar 0.855, dan nilai konstanta C sebesar 92.268. Umur simpan ledok instan yang dikemas aluminium foil adalah 29,8 bulan, sedangkan yang dikemas dengan plastik HDPE mempunyai umur simpan 6,0 bulan.

Perubahan Fisiko-Kimiawi dan Mikrobiologis Minuman Tradisional Bali (Loloh) selama Penyimpanan I Desak Putu Kartika Pratiwi; I Ketut Suter; Putu Ari Sandhi Widpradnyadewi; Anak Agung Istri Sri Wiadnyani
agriTECH Vol 39, No 1 (2019)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Loloh is a Balinese traditional beverage made from one or a combination of several herbal extracts. The most popular variants of loloh in Bali are loloh tibah and loloh cem-cem, which are continuously produced every day. During distribution, loloh is stored at room temperature. The study was aimed to study the physico-chemical and microbiological characteristics of loloh cem-cem and loloh tibah during storage at room temperature. This study used a purposive random sampling. The samples consisted of 14 loloh sellers in Badung-Denpasar. Type parameters that were observed during a 24 hour-storage at room temperature included pH, total soluble solid, titratable acidity, ascorbic acid, total plate count, total yeast and mold count. During room temperature storage, the level of total plate count, total mold/yeast of loloh cem-cem and loloh tibah changed significantly. The shelf life of loloh cem-cem was only 12 hours at room temperature (28-30 oC) with the characteristics of pH 2.95, TSS 5.67 °Brix, vitamin C 19.35 mg/100 g, titratable acidity 0.24%, log total plate count 6.48 Cfu/mL, log total mold/yeast 5.01 Cfu/mL. The shelf life of Loloh tibah was only 12 hours at room temperature (28-30 ºC) with the characteristics of pH 3.34, TSS 4.21 °Brix, Vitamin C 10.20 mg/100 g, titratable acidity 0.13%, log total plate count 6.68 Cfu/mL, log total mold/yeast 5.86 Cfu/mL. Beyond the 12 hour-storage, both of the lolohs had higher total colony counts than the upper standard limit.

PENGARUH PERBANDINGAN IKAN KEMBUNG (Rastrelliger kanagurta) DENGAN SAYUR GONDA (Sphenoclea zeylanica Gaertner) TERHADAP KARAKTERISTIK BAKSO Brogina Mayank Dini; Luh Putu Trisna Darmayanti; I Ketut Suter
Jurnal Ilmu dan Teknologi Pangan (ITEPA) Vol 9 No 4 (2020): Jurnal ITEPA
Publisher : Department of Food Science and Technology Study Program, Faculty of Agricultural Technology, Udayana University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/itepa.2020.v09.i04.p07

This research was conducted with the aim to determine the effect of comparison of mackerel with gonda vegetable on meatballs characteristics and get a comparison of mackerel with specific gonda vegetable that can produce meatballs with the best characteristics. This study uses a Completely Randomized Design (CRD) with treatment that is the comparison of mackerel with gonda vegetable consisting of 6 levels: 100%: 0%; 95%: 5%; 90%: 10%; 85%: 15%; 80%: 20%; 75%: 25%. Each treatment was repeated 3 times so that obtained 18 units. The data is then analyzed by analysis of variance and if the treatment influences the proposed variable then it is continued by Duncan. The results showed that the comparison of mackerel and gonda vegetable had a very significant effect on water content, ash content, fat content, protein content, carbohydrate content, total chlorophyll content, antioxidant capacity, color (scoring), texture, aroma, overall acceptance and no significant effect for texture, aroma and taste. Comparison of 80% mackerel and 20% gonda vegetables had the best characteristics, with 62.99% water content, 1.56% ash content, 1.28% fat content, 8.75% protein content, 25.43% carbohydrate content, 18.39% total chlorophyll content, antioxidant capacity 25.63%. Sensory properties obtained are color (rather green, rather like), texture (rather like), flavor (liked) and overall acceptance (like).

PENGARUH SUBSTITUSI TERIGU DENGAN TEPUNG KECAMBAH KACANG MERAH (Phaseolus vulgaris L) TERHADAP KARAKTERISTIK COOKIES I GAM. Nadya Citra Dewantari; Ni Wayan Wisaniyasa; I Ketut Suter
Jurnal Ilmu dan Teknologi Pangan (ITEPA) Vol 6 No 1 (2017): Jurnal ITEPA
Publisher : Department of Food Science and Technology Study Program, Faculty of Agricultural Technology, Udayana University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (187.281 KB)

This study aims to determine the effect of wheat flour substitution with red bean sprouts flour to cookies characteristics and to find out the exact concentration of red bean sprouts flour were produce the best cookies characteristics. This study used a completely randomized design with respectively wheat and red bean sprouts flour comparison (100% : 0%, 80% : 20%, 60% : 40%, 40% : 60%, 20% : 80%), the treatment was performed for three times thus obtained 15 experimental units. Data were analyzed by analysis of variance and if there was a treatment effect, then will be continue with Duncan test. The results showed that the treatment of red beans sprouts flour substitution effected on moisture content, ash content, protein content, fat content, fiber content, color, aroma, flavor, texture, and overall for cookies acceptance. Treatment was produced the best cookies characteristics were 40% wheat flour: 60% red bean sprouts flour, with characteristics were 3.27% moisture content, 2.29% ash content, 31.19% fat content, 7.26 % protein content, 55.96% carbohydrate content, 20.95% crude fiber content, light brown color (like), red beans typical aroma and liked, crunchy texture and liked, red beans typical flavor and liked, and overall acceptance and liked.

PEMANFAATAN EKSTRAK DAUN SIRSAK (Annona muricata L.) DALAM MENINGKATKAN UMUR SIMPAN DODOL Ni Made Prawitasari; I Ketut Suter; I Nengah Kencana Putra
Jurnal Ilmu dan Teknologi Pangan (ITEPA) Vol 5 No 2 (2016): Jurnal ITEPA
Publisher : Department of Food Science and Technology Study Program, Faculty of Agricultural Technology, Udayana University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (196.909 KB)

The soursop leaves are contain antioxidants and antimicrobials to prevent the oxidation and growing fungi of food products made from oils or fats . This study aims to determine the effect of the concentration of soursop leaf extracts to shelf life, activity of water, and sensory properties of dodol and to determine the best concentration of soursop leaves in increasing the shelf life of dodol. The experimental design used in this study was completely randomized design, with 6 levels of soursop leaf extract concentration which consists of 0%, 0.2%, 0.4%, 0.6%, 0.8%, and 1%. The whole treatment was repeated three times to obtain 18 experiment units. Data were analyzed by analysis of variance, and if there was a treatment effect on the observed parameters, then followed by Duncan Multiple Range Test. The results showed that the treatment soursop leaf extract significantly effected (p<0,01) on water activity, aroma, color, taste, overall acceptance, and shelf life, while not significantly effected on texture (P>0,05). Best results was obtained on 0.2% soursop leaf extract with characteristics of dodol were shelf life of 9 days, 0.904 activity of water, 4.27 (like) colors, 4.20 (like) aroma, 3.87 (like) flavor, 3.73 (like) textures, and 3.93 (like) overall acceptance.

STABILISASI BEKATUL DALAM UPAYA PEMANFAATANNYA SEBAGAI PANGAN FUNGSIONAL Ni Made Ayuk Puspita Dewi; I Ketut Suter; I Wayan Rai Widarta
Jurnal Ilmu dan Teknologi Pangan (ITEPA) Vol 1 No 1 (2012): Jurnal ITEPA
Publisher : Department of Food Science and Technology Study Program, Faculty of Agricultural Technology, Udayana University

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Rice bran has a high fat content so prone to rancidity. Therefore, it is necessary toinactivate lipase stabilization process which is the cause of rancidity. Factors affecting therice bran stabilization is temperature and time. Appropriate stabilization method canminimize the damage as well as bioactive components of rice bran lipase inactivatesimultaneously. Bran stabilization at low temperature (100 ° C) within a longer time (15min) was able to inactivate lipase contained in the bran and maintain the composition ofbioactive components and antioxidant activity of rice bran

PENGARUH JENIS PELARUT TERHADAP AKTIVITAS ANTIOKSIDAN EKSTRAK ECENG PADI (Monochoria vaginalis Burm F. C. Presel.) Ida Ayu Gede Padmawati; I Ketut Suter; Ni Made Indri Hapsari Arihantana
Jurnal Ilmu dan Teknologi Pangan (ITEPA) Vol 9 No 1 (2020): Jurnal ITEPA
Publisher : Department of Food Science and Technology Study Program, Faculty of Agricultural Technology, Udayana University

This study was conducted to determine the effect of different solvents on the antioxidant activity of rice hyacinth extract and to find out the right type of solvent used to extract rice hyacinth with the highest antioxidant activity. The experimental design used in this study was a completely randomized design with various types of solvents as a treatment using maceration method. The treatment consisting of four type of solvents i.e water, ethanol, methanol, and acetone. All treatments were repeated four times to obtained 16 experimental units. The data obtained were analyzed by variance and if the treatment had significant effect then followed by Duncan test. The results showed that the various types of solvent treatments had a very significant effect (P<0.01) on antioxidant activity. The results showed that ethanol solvent had the best treatment which produced an antioxidant activity based on IC50 of 0,49 mg/mL, yield of 26.17%, total phenol content of 11.12 mg GAE/g, total flavonoid content of 8.26 mg QE/g, total tannin content of 5.18 mg TAE/g. Keywords: rice hyacinth, maceration, anioxidant activity

Co-Authors Adryan Adhitama Shahrirputra Agus Selamet Duniaji Alexander Nathanael Yusuf Anak Agung Gede Ngurah Anom Jambe Anak Agung Istri Sri Wiadnyani Anak Agung Putu Agung Suryawan W Bambang Admadi Harsojuwono Bonar Cius Sinaga Brogina Mayank Dini Desak Putu Widya Puspasari Dhimas Ridwan Thoyibi Enita Berena Br Karo Ferdinandus Otniel Sahilatua Franscixkus Jamadin Saragih S. Gusti Ayu Kadek Diah Puspawati I D.P. Kartika Pratiwi I Dewa Gde Mayun Permana I GAM. Nadya Citra Dewantari I Gusti Ayu Krisma Widya Saraswati I Gusti Ngurah Bagus Pranantha Bistara K I Made Adhi Dharma Parayana I Made Anom Sutrisna Wijaya I Made Sugitha I Nengah Kencana Putra I P. G. Urip Sanjaya Trisna I Putu Suparthana I W. Rai Widarta I Wayan Rai Widarta I Wayan Ryantama Swastika Braja I Wayan Suarta Ida Ayu Gede Padmawati Ida Ayu Surya Agustini Imaculata S Kiki Iqlima Rahmadaeni KOMANG AYU NOCIANITRI Laura J. Christy Dante Luh Putu Trisna Darmayanti Luh Putu Wrasiati Lusia Septryani Sidebang M.Pd S.T. S.Pd. I Gde Wawan Sudatha . Maria Aprilia Maureen Sabila Misbah A Muhamad Mukhlis Prastianto Nairfana, Ihlana Natalie Indirasvari K. S. Ni Luh Ari Yusasrini Ni Luh Putu Evi Cahyani P Ni Made Ayuk Puspita Dewi Ni Made Indri Hapsari Arihantana Ni Made Prawitasari Ni Made Yusa Ni Nyoman Tribuana Komalasari Ni Putu Ariestini Ni Putu Astrinia Djelantik Ni Putu Destriani Devi Ni Putu Widya Anggraeni Ni Wayan Wisaniyasa Nidaul Ainiyah NYOMAN SEMADI ANTARA Nyoman Wahyu Meta Wulandari, Nyoman Wahyu Meta Putu Adiyasi Wulandari Putu Ari Sandhi Widpradnyadewi Putu Arisandhi Widpradnyadewi Putu Lisa Adinda Putri Putu Timur Ina Putu Wirya Darsana Rizky Amalia Rachmawati Wayan Trisnawati

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