Table of contents

Volume 379

2019

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2018 International Conference on Food Science and Technology 14–15 November 2018, Yogyakarta, Indonesia

Accepted papers received: 17 October 2019
Published online: 05 November 2019

Preface

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Dear Rector and Vice Rector of Universitas Mercu Buana Yogyakarta

Dear Speakers;

1. Profesor Ben White from Erasmus University, Rotterdam-Netherland

2. Dr. Rashidah Sukor from University Putra Malaysia

3. Profesor Dr. Ir. Rindit Pambayun, MP from Universitas Sriwijaya-Indonesia

4. Profesor Dr. Ir. Muhammad Maksum Macfoedz, from Universitas Gadjah Mada Yogyakarta-Indonesia

Dear Invited Guests

Dear sponsor and media partner

Dear presenter and participants

Assalamu'alaikum wr.wb

Welcome to Universitas Mercu Buana Yogyakarta

Thank you, we pray for the presence of Allah SWT for permission so that the International Conference on Food Science and Technology (Foscitech) 2018 can be held today. This activity was also inseparable from the hard work and support of many parties, for that we as the committee gave an immeasurable thank you.

The International Conference with the theme "Towards Food Security and Sustainable Based on Sustainable Agriculture and Local Wisdom" was based on our concern for our national food conditions today. Our country that has the potential for abundance of local food sources is still experiencing food dependence. Food imports are not only carried out on commodities that are not widely produced in the country, but also those that can be produced by our own farmers.

We believe that trade liberalization has resulted in the food trade system which being controlled by the import cartel. while on the other hand the role of the state through Bulog is marginalized. The entry of food commodities is no longer based on national needs, but rather the maximum profit of food companies. Even the morality of our local food producers has declined because it is always overshadowed by the defeat of competing in the market.

This International Conference is a contribution of Universitas Mercu Buana Yogyakarta to the government which makes food security and sovereignty the foremost agenda. We believe that food security and sovereignty based on sustainable agriculture and local wisdom is one of the answers to the realization of welfare and social justice for all Indonesian people, according to the mandate of the constitution and the ideals of the founding fathers of the nation.

We hope that this conference can produce a formulation of the direction and strategy of social, political and economic transformation towards strengthening food security and sovereignty based on sustainable agriculture and local wisdom. Finally, have a great discussion to solve various food problems to then form a way out along with concrete actions in various fields to make changes. Hopefully what we produce together today will be one of the milestones of the realization of Indonesia's better future.

Best wishes,

Prof. Dr. Chatarina Wariyah, M.P.

(General Chair of FOSciTech 2018)

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List of Steering Committee, Organizing Committee are available in this pdf.

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1. Prof. Dr. Ir. Chatarina Wariyah, M.P (Universitas Mercu Buana Yogyakarta, Indonesia)

2. Prof. Dr. I.r. Dwiyati Pujimulyani, M.P (Universitas Mercu Buana Yogyakarta, Indonesia)

3. Dr. Ir. Wisnu Adi Yulianto, M.P (Universitas Mercu Buana Yogyakarta, Indonesia)

4. Dr. Ir. Bayu Kanetro, M.P (Universitas Mercu Buana Yogyakarta, Indonesia)

5. Dr.agr. Wahyudi David (Universitas Bakrie, Indonesia)

6. Ardiansyah, Ph.D (Universitas Bakrie, Indonesia)

7. Nurul Huda, Ph.D (Universiti Sultan Zainal Abidin, Malaysia)

8. Dr. Mindi Schineder (Erasmus University, Netherland)

9. Prof. Dr. Van Viet Man LE (Ho Chi Minh University of Technology, Vietnam)

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November 14-15, 2018, Yogyakarta – Indonesia

THE PROCEEDINGS PUBLICATION LICENCE

List of Licence terms and conditions, The IOP Proceedings Licence Notice are available in this pdf.

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All papers published in this volume of IOP Conference Series: Earth and Environmental Science (EES) (ISSN: 1755-1315) have been peer reviewed through processes administered by the proceeding Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceeding journal published by IOP Publishing

Papers

Food Science and Technology

012001
The following article is Open access

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Mlanding tempeh is made from Leucaena leucocephala seed fermentation by Rhizopus sp. The traditional process of making Mlanding tempeh consist of boiling the seed, crushing to separate the hull, soaking, boiling, and fermentation with Usar as inoculum. There are Rhizopus sp. and some microbial contaminants in Usar. The objective of the research was to study the change on microbial growth (lactic acid bacteria, mold, and yeast) during Mlanding tempeh over fermentation. The fresh tempeh was obtained from 36 hours fermentation and then continued with fermentation up to 120 hours. The results showed that the pH was increased up to 8.5 at the end of fermentation. The total mold number increased at 36 hours fermentation then stable until 72 hours and decreased at the 84 hours fermentation and undetected at 108 hours fermentation. During 36 hours fermentation, the number of yeasts increased then until 72 hours the number of yeasts was stable. In 84 hours the number of yeast decreased and finally, the yeast undetected at the 96 hours fermentation. The number of lactic acid bacteria increased by 72 hours and then decreased until the end of fermentation.

012002
The following article is Open access

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The duck meat used in this study is duck meat obtained from unproductive female ducks having low tenderness and high-fat content. Curing with turmeric curcumin extract and adding STPP are ways to reduce fat and increase tenderness. Minced meat is one of the processed meat products traditionally made from ground meat plus palm sugar and other spices. Dendeng is popular in the community and is popular with young people as side dishes. The purpose of this study was to determine the chemical quality of "Dendeng" duck meat curing in the curcumin extract and the addition of STPP. The design used was a completely randomized design with a factorial pattern of 3x2, factor A (Sodium Tripolyphosphate 0%, 0.1%, and 0.2%), and factor B (Curing duck meat with curcumin 0.3 and 0.4%). The Variables observed were water content, fat content, and WHC. The data obtained were analyzed by analysis of variance (ANOVA), if there were significant differences between treatments then proceed with a real difference test of Duncan's Multiple Range Test (DMRT). The results showed that there was an effect of adding Sodium Tripolyphosphate to WHC "Dendeng" duck meat. While the fat and water content are not affected by the addition of Sodium Tripolyphosphat, curcumin extract, and its interactions. It can be concluded that the curing with turmeric curcumin extract can be used up to 0.4% and the addition of 0.2% Sodium Tripolyphosphate is the best in terms of chemical quality.

012003
The following article is Open access

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Banana has an important purpose as the source of vitamins, minerals, and other substances in supporting nutritional adequacy. However, there is an obstacle in the supply chain of banana from producers to consumers with prime quality because of the nature of banana which is perishable. Therefore, it is necessary to implement any mean to delay the ripening of banana so that the process can be inhibited and the quality of banana maintained, among which is the fruit skin surface coating technology. The aim of this study was to determine the appropriate material and concentration of botanical hydrocolloid to delay ripening of bananas. This research was conducted in November to December 2014 in the Agronomy Laboratory of University of Mercu Buana Yogyakarta. The research is a single factor experiment arranged in a completely randomized design with three replications. The treatments tested were both hydrocolloid material of seaweed (Euchema spinosum) concentration of 1.5%, 2%, 2.5% and grass jelly (Stephania hernandifolia) with concentration of 2.5%, 5%, 7.5%. The result showed that based on either the percentage of fruit weight loss, fruit skin discoloration, hardness (texture), or total dissolved solids, the grass jelly hydrocolloid with the concentration of 7.5% is the best application in delaying the ripening of banana. The coating of banana with grass jelly hydrocolloid concentration of 7,5% is capable of inhibiting ripening of bananas for 11 days.

012004
The following article is Open access

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Curcuma mangga Val. has bioactive compounds such as curcumin. Curcumin is a natural antioxidant and known as antiaging agent. Curcumin can stimulate the synthesis of collagen type I, inhibit melanogenesis and help to maintain correct skin hydration. This show C.mangga Val. has potential as antioxidant and antiaging agents. This research aims to find out the antiaging activities of C. mangga ethanolic extracts (CMEE) and its fractions. In this study, the antiaging activity was performed by measuring inhibition of elastase, hyaluronidase, and tyrosinase inhibitory activity assay. Ascorbic acid using as a control. In elastase inhibitory activity, ascorbic acid has the highest activity (15.53 µg/mL) but ethyl acetate fraction of C. Mangga (EACM) also has high activity (26.34 µg/mL) compared to other fractions and CMEE. In hyaluronidase inhibitory activity, ascorbic acid has the highest activity (27.67 µg/mL) but CMEE also has high activity (80.04 µg/mL) compared to other fractions, while in tyrosinase inhibitory activity EACM has the highest value (40.34 µg/mL) compared to ascorbic acid (65.99 µg/mL). In summary, C. mangga extracts have anti-hyaluronidase, while EACM also has good antiaging properties through anti-elastase and antityrosinase activity.

012005
The following article is Open access

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Increasing production cost of conventional shallot cultivation has promoted organic shallot production to develop by using natural resource potential such as siam weed that can found everywhere in Indonesia. This research was done to determine the best combination of siam weed compost and biocontrol agent of avirulent Fusarium oxysporum f. sp. cepae for organic shallot cultivation. Shallot was cultivated by applying various combination of siam weed compost and the biocontrol agent with inorganic fertilizer application of Mutiara 16-16-16 as the control. The combination were 20 ton/ha of siam weed compost combined with 36.8 kg/ha of the biocontrol agent, 20 ton/ha of siam weed compost combined with 73.6 kg/ha of the biocontrol agent, 10 ton/ha of siam weed compost combined with 36,8 kg/ha of the biocontrol agent, and 10 kg/ha siam weed compost combined with 73.6 kg of the biocontrol agent. The results showed that shallot cultivation using siam weed compost combined with the biocontrol agent gave better growth and increased the shallot yield by 26% compared to the use of inorganic fertilizer of Mutiara 16-16-16.

012006
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The preliminary research showed that the glycemic index (GI) group of the composite flour made of Growol cassava and mung bean flour as raw material of artificial rice was low, so the composite flour might be potential for reducing blood glucose. This research is aimed to determine the profile of cholesterol and glucose level on the various age of volunteers with composite flour diet. The treatment of the research was the age group of volunteer and the diet treatment. There were three group volunteers based on the age, that were 15 – 26; 27 – 38; and 39 – 50 years old. The volunteers were adapted for 4 days with steamed rice diet as a normal diet, then were treated with composite flour as diet treatment for 16 days. The composite flour was formed like rice and steamed before used as the treatment. The blood trygliseride, total cholesterol, LDL and HDL cholesterol, and glucose level of the volunteers were analysed on 4th, 8th, 12 th, and 16th days for the treatment and before the treatment as control (0th). The result of this research showed that the potency of hypocholesterolemic of the diet treatment were shown by decreasing of blood LDL cholesterol at the age group of the 39 – 50 years old. The potency of hypoglycemic of the treatment were shown by decreasing of blood glucose level of volunteers at the all of age group. That was indicated that the composite flour might be potential to normalize cholesterol and glucose.

012007
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Over fermented Mlanding tempeh is widely used by people in southern Java, Indonesia as main ingredient and seasoning due its umami taste. However, this kind of tempeh is very perishable. Alternatively, drying was conducted to prolong the shelf life of the over fermented Mlanding tempeh. This research aimed to investigate drying temperature effect on over fermented Mlanding tempeh powder proximate and amino acids composition. Mlanding tempeh was over fermented for 60 hours, dried at three different temperature (55, 60, 65°C), powdered and analyzed. The result shows drying temperature affect moisture content of the powder but not affect ash, lipid, total N, and dissolved protein content. Drying at 60 and 65°C produce powder with moisture content below 12%. The main amino acids in powdered over fermented Mlanding tempeh are glutamic and aspartic acid which are the highest in powder dried at 60°C.

012008
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Pesticide residue in rice has been investigated since the growing of demand of food safe. The determination of pesticide residues in food is becomes an essential requirement for consumers, producers and authorities responsible for food quality control. This study is aiming to show the information regarding agrochemical residue in rice from meta-analysis. This study showed that there are three major of agrochemical has been use as Pesticide, Fungicide, Herbicide and Insecticide. Effect of processing (milling) may decrease the pesticide contamination. Pesticide residue is adverse effect on human health problems.

012009
The following article is Open access

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This research was conducted in two villages with poor category, Wonoroto and Ngemplak villages, Windusari subdistrict of Magelang regency, aiming to know the potential of local resources for the development of goats, in order to eradicate poverty. Primary data were taken by census of 35 goat farmers in the two villages, while competitor's livestock data were sampled on 50 sheep breeder. Cattle competitors' data were calculated based on monograph data of two research villages. The data analysis was done descriptively on the production of forage (in dry matter), goats population on adult, young and kid phase. Based on the results of the research, it was known that every household of goat farmers had production of feed sources (dry matter) for ruminant livestock as much as 1954.87 kg. Thus, the capacities of livestock per household were 0.85 animal unit equivalent to 6 adult goats or 1 head of heifers. It was found that the average land that produced fodder for two villages was 350.77 ha. The production of forage (DM) in Ngemplak and Wonoroto villages in one year averaged 363.05 ton/year or total of two villages was 726.10 ton/year, then the two areas had the capacity of livestock as much as 315.69 AU or about 157.85 AU for each village. The performance of goat reproductive in two areas, the average sex ratio was 1: 6.5, with the first kidding of 18 months, the kidding interval of 8.9 months and littersize 1.3. It is concluded that each goat-raiser family is still possible to increase its ownership, the area of two poor villages is still able to accommodate goats as much as 8,275 AU, with reproduction status which still needs to improve again.

012010
The following article is Open access

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Sunflower as a source of oil that is consumed as a provider of high quality protein. Sunflowers play an important role in nutrition for humans. This study aims to examine the optimization of oil quality in sunflower seeds (Heliantus annuus L.) by providing cow manure and EM4 to obtain recommendations for developing cultivation technology engineering formulas to improve oil quality. This study used a Randomized Completely Block Design method consisting of 2 treatments and each treatment was repeated 3 times. The first factor for manure dosing, consists of 4 levels, there are: N0: 0 ton ha-1; N1 : 10 ton ha-1; N2 : 15 ton ha-1; N3: 20 ton ha-1. The second factor is concentration of EM4, consists of 4 levels, there are: D0: EM4 0 cc/lt-1; D1: EM4 15 cc/lt-1; D2 : EM4 30 cc lt-1; D3 : EM4 45 cc lt-1. The variables of this research were: seed weight per plant and per plot, and quality of oil content of sun flower seeds. The results of analysis of variance on the variable seed weight of each plant and per plot showed the interaction between treatments with the best treatment combination was N1D2 (manure dosage of 10 tons ha-1, EM4 concentration of 30 cc lt-1). In the observation parameters, the sunflower seed oil content also has interactions between treatments with the best treatment combination is N2D3 (manure dosage of 20 tons ha-1, EM4 concentration of 45 cc lt-1).

012011
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The research was conducted in a cow pen belonging to the Anhini Lestari Livestock group in Karanganyar Regency. The purpose of this research are 1) to examine the effect of giving fermented rice straw in rations to the performance of beef cattle; 2) to assess how much fermented rice straw can replace the elephant grass. The design was used a completely andomized design in one way pattern as 3 types of treatments and each treatment was repeated for 4 times. This research used 12 heads of PO cattle, about 2 years old cow, which were treated with the formula ration as follows: T0: 60% concentrate + 40% elephant grass; T1: 60% concentrate + 20% elephant grass + 20% fermented rice straw; T2: 60% concentrate + 20% the elephant grass + 20% the rice straw without fractionation. Variables that is observed including the consumption of dry matter, consumption of crude protein and daily weight gain. The obtained data were analyzed using variance analysis with a level of 1% and 5%, if there were differences between treatments Duncan's New Multiple Range Test was carried out. The results of this research showed that the utilization of fermented rice straw in the ration had a very significant effect on the performance of PO beef cattle. The best treatment in improving the performance of PO cattle was in T1 treatment, namely PBBH of 440 g/head/day; BK consumption is 21075 gr/head/day; PK consumption of 2264,529 gr/head/day. It can be concluded that fermented rice straw using a combination of Aspergillus niger and Trichoderma mutants AA1 can replace elephant grass by 20%.

012012
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The purpose of this study was to examine apple flour as a source of functional flour in various cookie formulas. Apple flour is applied as a substitute for flour in making cookies. The design used was a nested design [Nested Analisys], with two groups of apple varieties and three levels of formula adding apple flour which was nested in each variety, and repeated four times. Grouping is based on varieties, namely A = Anna and M = Manalagi, and the formula for adding apple flour to cookies is F0: 0%; F20: 20%, F25: 75%, and F30: 30%. In the formula of cookies, an analysis of chemical characteristics (water, ash, protein, fat, carbohydrates, dietary fiber, and antioxidants), physical characteristics and sensory characteristics is carried out. This study proves that apple flour can be substituted into formula cookies. In general, apple flour cookies have more brown color, distinctive flavor and aroma of apples, and lower crispness than cookies in general. The substitution level that produces the best quality and can be accepted by the panelists is 25% and 30% Manalagi apple flour. The use of higher flour levels has more fiber content, so it can reduce the crispness of cookies. Substitution of apple flour decreases protein and fat content, on the contrary, increases water content, ash content, dietary fiber content, carbohydrate levels and antioxidant activity of cookies. The most preferred product by panelists is the level of substitution of Manalagi apple flour 25% and 30%.