Sriwijaya University Research Articles

Optimalisasi Penerapan Keselamatan dan Kesehatan Kerja di Laboratorium

Working in a laboratory is inextricably linked to the various potential hazards. The purpose of this study was to determine the extent of the application of occupational safety and health in laboratories and to find out the obstacles to the application of OHS in Faculty of Agriculture, Sriwijaya University. This research is a descriptive study with a qualitative approach and was conducted in eight laboratories in the Faculty of Agriculture, namely the Agricultural Cultivation Laboratory, Agricultural Product Technology Laboratory, Plant Pest and Disease Laboratory, Soil Laboratory, Aquaculture Laboratory, Agricultural Product Technology Laboratory, Animal Nutrition and Feed Laboratory. The data was collected by means of interview, observation and documentation. Based on the results of the research, it can be concluded that the overall percentage of questionnaire results is 54% who answered yes and 46% answered no. This means that most of the Agricultural Faculty laboratories have not implemented OHS properly.

Implementasi Hybrid Learning PAI di UPT MPK Unsri Indralaya

After the Covid-19 pandemic, hybrid learning is the right formulation in PAI learning. The aim is to find out how the implementation of PAI learning in the Personal Development Course Technical Implementation Unit (UPT MPK) Sriwijaya University after the Covid-19 pandemic using the Hybrid model and to find out the obstacles in its implementation. The method used is descriptive qualitative research method. The results showed that this activity was quite good although there were still many things that needed to be improved because there were still many obstacles, especially the lack of existing equipment. The level of technological readiness from this research is expected to answer the challenges of educators at Sriwijaya University in particular and in general in the world of other education.

ADAPTATION AND INTERACTION PROCESS OF INTERNATIONAL STUDENTS FROM INDIAN MALAYSIAN IN PALEMBANG, INDONESIA

Indian Malaysian students in Palembang looked quite secluded at the first time they started studying in Sriwijaya University. Instead of speaking Malay Language, they spoke English and Indian, and they also had a problem with adaptation and social interaction. based on that situation, this research raised the problem on the adaptation process of Indian malaysian students in Palembang and the obstacles in the process of adaptation. The subjects of this research were Indian Malaysian students of Sriwijaya University studying in medical faculty. This research used a qualitative approach and phenomenological method by Alfred Schutz’s theory. Data collections were obtained by using observation, interviews and documentation. The results revealed that India students from Malaysia had a cultural identify issue that they were steeped in India culture. This phenomenon affected the process of adaptation during their stay in Palembang. In terms of social interaction, they were still influenced by the habits which they applied in India. So even though their residents were Malaysia and Indonesia particularly Palembang, the students still used a very strong Indian ethnic values, and it was quite difficult for them to adept in Palembang with Malay and Islamic culture.

Training of Cash Waqf Management on Da'i and Mubaligh

Community Service Implementation Activities with the theme "Socialization and Education of Cash and Productive Waqf on Da'i Mubaligh in South Sumatra" were carried out at the end of November 2021 through an online system and this service activity was responded well by the participants. This can be seen from the evaluation that is filled in through the google form. Good responses regarding service activities are broadly divided into at least two things: first, this activity is able to increase participants' knowledge and; both presenters mastered the material presented well. Some participants suggested doing similar activities on a regular basis with deepened material. Suggestions for the next activity is that this activity is carried out face-to-face so that this activity is more interactive between the presenters and participants. In addition to providing an interactive impact, face-to-face can also provide a good relationship between Sriwijaya University and the Regional Management of the Indonesian Dai Association of Palembang.

Training or Counseling for Tax of Micro, Small and Medium Enterprises and Tax Incentives During the Covid 19 Pandemic

The purpose of this service is to conduct training/counseling on Micro, Small and Medium Enterprises (MSMEs) Taxes during the Covid 19 Pandemic in West Ilir District. II. This is because it is important for MSMEs owners to understand about tax incentives during the Covid 19 pandemic given by the government. The method used in this service is to conduct training/counseling through monologues and also dialogues for MSMEs from Ilir Barat II District. The place for the activity is in the Diploma III Hall, Faculty of Economics, Sriwijaya University. Implementation time is Wednesday, November 11, 2020. Participants who take part are MSME owners, including convection, culinary, souvenir and stallbusinesses. The results of this service are expected to be able to understand and know the tax incentives provided by the government that can be utilized by MSMEs. The training/counseling provides convenience for the owners of Micro, Small and Medium Enterprises (MSMEs) in Ilir Barat II District to calculate Income Tax, Value Added Tax. Next, this training/extension provides benefits and knowledge about tax incentives for Micro, Small and Medium Enterprises (MSMEs) in Ilir Barat II District. Furthermore, this training / counseling also provides insight, especially regarding tax incentives during the 2019 Corona Virus Disease (Covid) Pandemic. This kind of training or counseling is very, very important for owners of Micro, Small and Medium Enterprises (MSMEs) in Ilir Barat II District. Thus, the role of the government through the provision of tax incentives can be carried out properly in accordance with the expected goals.

Pengaruh Pemberian Dosis Pupuk Hayati Mikoriza pada Pertumbuhan Bibit Dua Varietas Kelapa Sawit di Pembibitan Awal

This study aims to determine the best dose of mycorrhizal biological fertilizer for palm oil seedling growth of DxP Simalungun and DxP Sriwijaya 2 varieties in the pre-nursery stage. This research was carried out by the shade house of the Faculty of Agriculture, Sriwijaya University, Indralaya, Ogan Ilir, from October 2020 to January 2021. The study used the Completely Randomized Design method consisting of eight treatments and four replications, in which there were three plants in each experimental unit. The treatment provided consists of A (Simalungun without mycorrhizal), B (Simalungun given 5 g of mycorrhizal), C (Simalungun given 10 g of mycorrhizal), D (Simalungun given 15 g of mycorrhizal), E (Sriwijaya 2 without mycorrhizal), F (Sriwijaya 2 given 5 g of mycorrhizal), G (Sriwijaya 2 given 10 g of mycorrhizal), and H (Sriwijaya 2 was given 15 g of mycorrhizal). The results showed that the treatment of mycorrhizal biofertilizer with a dose of 5 g is the best treatment to the height of seedlings, the number of leaves, the leaf greenness index, the total leaf area, the diameter of the seedlings, the number of roots, the length of roots, and the dry weight of seedlings. The Sriwijaya 2 variety is more responsive to the provision of mycorrhizal biofertilizers.

Water Tower Conservation and Sriwijaya University Law Efficiency Based on Indonesian Green Building Certification

The problem of global warming is increasing due to an increase in CO2 emissionsby 33%, an increase in water consumption by 17%, energy consumption by 30% - 40% and raw materials by 40% - 50% in building operations. One of the efforts to reduce the occurrence of these problems can be done through one of the green building , namely water conservation and efficiency. According to Yudo, saving water is a very important effort to avoid water scarcity. In addition, saving water is an effort to use water efficiently. Therefore, this study was conducted to analyze the application of water conservation and efficiency in the Tower LawThe data collection method used in this study was based on interviews, observations and measurements. The data obtained will be analyzed for water conservation which is applied to towers legal existing Greenship building and water efficiency levels using the Excellence in Design for Greater (EDGE) system. Based on the results of the analysis carried out on tower , the results of the application of water conservation with the Greenship existing building standard only got 11 points out of a maximum total of 20 points. In addition, the application of water efficiency that has been carried out tower based on the EDGE system obtained 24.28% water efficiency measures. From the results of the analysis, it was found that tower has not met the criteria for water conservation well but has met the level of water use efficiency based on the green building .

PEMBERIAN PUPUK ANORGANIK DAN VERMIKOMPOST UNTUK PERTUMBUHAN KEDELAI DI TANAH PASANG SURUT

This study aims to determine the location-specific dosage of anorganic fertilization combined with vermicompost to increase the productivity of soybean in a tidal soil. This research was a pot experiment carried out in the Experimental Garden Agrotech Traning Center, Faculty of Agriculture, Sriwijaya University, Indralaya. This research was conducted in September 2019 to February 2020. The experimental method used was a factorial randomized block design with two factors, the first factor was the dosage of anorganic fertilizer which was dosage of fertilizer recommended by the South Sumatra Agricultural Research and Development Agency (D1) and , Site specific fertilizer dosage (D2), The second factor was vermicompost consisted of three levels, which were 5 tons ha-1 (V1), 7.5 tons ha-1 (V2) and 10 tons ha-1 (V3). Each treatment was made 3 replications. Hence, the total of treatments was 18 units. The variables observed were soil pH, N-total, P-available, K-dd and texture, and soil pH, N-total, and K-dd at primodial phase), the analysis of plants tissues were N and K, and plant growth consisted of plant height, number of seeds per plant, number of pod contents, weight of 100 seeds and production. The results showed that location-specific fertilizer was the approppriate dose for soybean growth in tidal soil with a production of 1.18 tons ha-1, vermicompost at 7.5 tons ha-1 was obtained the highest yield with value of 1.30 tons ha-1 and a combination of site-specific fertilizerand vermicompost at 7.5 tons ha-1 was found the soybean yield with value of 1.47 tons ha-1

Evaluation of the Chemical Quality of Based Rations Guinea Grass (Panicum maximum) through Combination of Different Swamp Forages

Swamp forage has the potential as an alternative feed for ruminants. This study aimed to evaluate the chemical quality of Guinea grass (Panicum maximum) based rations through a combination of different types of swamp forage. This research was conducted for 3 months at the Animal Feed Nutrition Laboratory, Faculty of Agriculture, Sriwijaya University. The design used in this study was a completely randomized design (CRD) consisting of 4 treatments and 4 replications. The treatments consisted of R0 (70% Guinea grass + 30% Concentrate), R1 (40% Guinea grass + 30% water mimosa + 30% Concentrate), R2 (40% Guinea grass + 30% giant molesta + 30% Concentrate), R3 (40% Guinea grass + 30% water chestnut + 30% Concentrate). The variables observed were dry matter (DM), organic matter (OM), crude protein (CP), crude fiber (CF), extract ether (EE), tannin and saponins. The results showed that the treatment had a significant effect (P < 0.05) on the content of DM, OM, CP, CF, Tannins and Saponins, while the extract ether content had no significant effect (P > 0.05). Furthermore, highest DM (82.45%), OM (76.96%) and CP (16.35% were obtained in R1, CF (22.34%) in R0. Tannin best concentration (1.09%) in R3 and saponins (2.16%) in R1. The conclusion of this study showed that the combination of 40% Guinea grass + 30% water mimosa + 30% concentrate could improve the chemical quality of the ration.

The Effect of Goat Biourin Liquid Fertilizer with Banana Hump Decomposer on Chemical Properties Ultisol

Ultisols include soils that have very low nutrients, these contents can quickly soil acidity is high, and poor macro nutrient content. Therefore, researchers are making efforts so that ultisols can increase the availability of soil nutrients. The effort is to fertilize using liquid organic fertilizer goat biourin with banana hump decomposer. Liquid organic fertilizer has many advantages, namely the ease of application to soil and plants, which is all you have to do is apply it. This research was conducted in the Greenhouse of the Department of Soil, Faculty of Agriculture, Sriwijaya University. The purpose of this study was to determine the effect of goat Biourin liquid fertilizer on pH, C/N ratio and N-total in Ultisol and to determine the effect of the best dose of goat Biourin liquid fertilizer on pH, C/N ratio and N-total in Ultisol.The raw material for liquid organic fertilizer from goat biourine is goat urine, while the composted material is banana hump. This study used a completely randomized design with 4 treatments and 3 replications. The treatment consisted of the ratio of biourine to water, namely: A (control), B (1:1), C (1:2), and D (1:3). Parameters observed and measured in the study were C/N Ratio, Total N, and soil pH. Based on the results of the study, it was concluded that the type and dosage of goat Biourin liquid fertilizer could increase soil pH, N-total and C/N ratio.

Basic GIS training for upgrading local government spatial planning

The existence of the Indonesian government's One Map Policy (OMP) demands synergy to the regions. Sumatra is one of the areas that captures this opportunity. One of the follow-up actions to this policy is regional readiness in preparing qualified human resources in the geospatial field. Sriwijaya University as one of the universities in Indonesia that focuses on developing human resources in South Sumatra, facilitates local governments in developing employee capacity. This program was carried out for 5 days to learn about the basic level Geographic Information System (GIS) for Bappeda Lahat employees. This program is carried out in 3 stages, namely identification of partner problems, training, and evaluation. This training program has a positive impact on employees in Bappeda Lahat, namely being able to make location points for regional planning with SmartGPS, making spatial shapefile data and making thematic spatial maps according to the main tasks of the job fields of employees in Bappeda Lahat.

INCREASING ADDED VALUE BY UTILIZING LOCAL POTENTIAL TO INCREASE COMMUNITY INCOME IN PELABUHAN DALAM VILLAGE

The service of sriwijaya university assisted villages was carried out in the village of Pelabuhan Dalam, Pemulutan District, Ogan Ilir Regency, South Sumatra. This service aims to increase the income of rural communities, especially for housewives by utilizing local commodities, namely rice by processing them into food products that have a selling value so that they can create value-added which means income for all production factors used. The method used is the guidance and empowerment of the community towards the use value of rice commodity which is a local commodity that is widely produced in Pelabuhan Dalam Village. The result of this service activity is in the form of creating creativity and empowerment in making semprong cake with raw materials for rice flour. The existence of this activity, the village community can increase community knowledge.

Application of Food Hygiene and Sanitation Principles on Food Handlers at The Madang Campus Canteen, Faculty of Medicine University of Sriwijaya

A food handler must know information related to hygiene, sanitation, and food nutrition and maintain food health and hygiene so that consumers can avoid the dangers of food or drink that does not meet health requirements. Until now, there are no guidelines that stipulate regulations regarding the provision of safe and hygienic food and beverages in canteens. The design used in this research is qualitative research with a case study method. The sampling method used was the purposive sampling technique. The research data were obtained from 1 key informant, five primary informants, and four supporting informants who had met the inclusion and exclusion criteria. The data analysis method used is content analysis. The results of this study are the application of food hygiene and sanitation principles has been carried out by food handlers. Still, there are some discrepancies between the theory and applicable rules. This study concludes that applying the principles of hygiene and sanitation carried out by food handlers in the Madang Campus canteen is not by the appropriate theories and rules.

DIGITAL INSTRUMENT FOR INFANT AND TODDLER MORTALITY REVIEW USING USER-CENTERED DESIGN METHOD

The Infant Mortality Rate and Toddler Mortality Rate are still relatively high in Indonesia. Data from the South Sumatra Health Office shows a relatively high number of infant and toddler mortality cases in Banyuasin and Musi Banyuasin Regency, with about 68 and 51 cases in 2017. Through the Program Kerja Sama (PKS) of the Family Health Directorate of the Health Ministry of the Republic of Indonesia and the Public Health Faculty of Sriwijaya University, it was found that the problems related to these were triggered by the absence of an instrument in digital form to conduct reviews about infant and toddler issues of mortality at Health Facilities, which were expected to assist in recording and reporting the review process runs more effectively and efficiently. This research uses the User-Centered Design (UCD) method because it optimizes the application prototype according to the needs and desires of the end-user, which in this case is the health worker in the Health Facilities in Banyuasin and Musi Banyuasin Regency. The UCD method phases include understanding the context of use, specifying the user requirements, designing the solutions, and evaluating against requirements. Based on the research that has been done, the results obtained that the average usability score is 94, which means that the prototype of this application has been made according to the needs and desires of the end-user, also the prototype of this application is feasible to be implemented.

The Penerapan Zeigarnik Effect Sebagi Motivasi Pengerjaan Tugas Akhir Pada Sistem Informasi Tugas Akhir Mahasiswa

The final project is a scientific work based on independent research by students to measure students' abilities by applying the lessons they have learned. In the process, sometimes there are obstacles in the administrative and guidance processes that make students uncomfortable and unmotivated and delay doing their final assignments, especially during the current pandemic which is difficult to be in the outside environment. By utilizing existing technology, an information system design was made that implements a user experience design, namely the Zeigarnik Effect as a stimulation for students to be more motivated in working on the final project. To determine the effect of the application of the Zeigarnik Effect on the design of the Final Project Information System for Students of the Faculty of Computer Science, Sriwijaya University, a Design Thinking approach was used in finding solutions to problems encountered and measuring the System Usability Scale (SUS) and User Experience Questionnaire (EUQ) to determine the level of usability and the evaluation value of the UX factor in the design of the information system is one of the motivational variables in the stimulation factor. So as to produce an information system design that has usability values ​​that are easy to use and meet user satisfaction and motivate users in working on the final project.

Application of Image Processing to Determine the Tomato Fruit’s Ripeness

This study aims to apply image processing techniques in determining the level of fruit maturity based on color and the relationship of color changes with physical and chemical properties in Servo F1 varieties of tomatoes. This research has been conducted at the Laboratory of Agricultural Product Chemistry, Department of Agricultural Technology, Faculty of Agriculture, Sriwijaya University, Indralaya. This research was conducted from February 2019 until July 2019. This study used a descriptive method. The measured parameters are color, texture, moisture content, total sugar, and total acid. The results showed that the use of image processing methods can help the process of fruit sorting by looking at the relationship between the percentage of red color with the age of picking, the physical and chemical properties of the fruit. The percentage of tomato fruit red color on average ranged from 5.99% for picking age 25+1 days AFB (After the Flowers Bloom), 36.3% for picking age 29+1 days AFB, 67.41% for picking age 32+1 days AFB, and 76.85% for picking age 35+1 days AFB. The coefficient of determination of the relationship between the percentage of red color with the age of picking, texture, water content, total sugar, and total acid was 0.959, 0.908, 0.902, 0.835, and 0.750, respectively.

Optimization of Arthrospira platensis Growth by Adding Different Carbon Sources on the Culture Media of Catfish Cultivation Waste and Technical Fertilizer

Nutrients (C, N, and P) can affect the growth and biochemical content of Arthrospira platensis . Ethanol can be a potential carbon source compared to glucose and acetic acid. Glycerol is also potential as a carbon source for the growth of Arthrospira platensis . This research was carried out from June to July 2021 at the Aquaculture Laboratory and Experimental Pond Laboratory of the Aquaculture Study Program, Sriwijaya University. The research method used Completely Randomized Design (CRD) factorial with 2 factors consisting of the first factor with 3 treatments and the second factor with 2 treatments and 3 replications. The inoculant was cultured in liquid fertilizer technical F/2 media for culture stock as initial inoculum with a density of ± 1.0 g L-ˡ. Parameters observed were the density, the specific growth rate, and water quality. The results showed that M1S3 treatment had the highest density with a value reaching 4.95 g L -1 and the highest specific growth rate of 0,33% per day. ANOVA test result showed that the addition of carbon sources in the culture media of fertilizer and technical waste had a significant effect (P<0.05) on the growth rate of Arthrospira platensis . The water quality parameters of each treatment were suitable for Arthrospira platensis culture.

COMPARISON OF OCCLUSAL VERTICAL DIMENSION USING ANALYSIS OF SEVERAL VERSIONS OF DIGITAL PHOTO SOFTWARES

Digital photo analysis is an alternative method of measuring the vertical dimension occlusion (OVD) in the denture processing by using graphic design softwares such as bitmap and vector-based software. The 2020 version of bitmap software has advantages such as online data storage, and upsampling feature that is used to improve image quality as well as the 2020 version of vector software. This study aimed to compare the results of OVD measurements using the analysis of several versions of digital photo softwares and direct measurements (Willis method). Methods: This study was an analytic observational study with a cross-sectional approach. The total sample in this study was 30 students of the Sriwijaya University Dentistry Study Program from previous studies, divided into 5 groups; group I Willis method, group II 2012 version of bitmap, group III 2012 version of vector, group IV 2020 version of bitmap, group V 2020 version of vector software. The OVD was measured from subnation to menton in occlusion using the Willis method and several digital photo software analysis methods. The data were tested using one-way ANOVA test. Results: The results of the one-way ANOVA test showed OVD differences of the direct method and digital photo software methods were not significant (p>0.05). Conclusion: There was no difference in the results of the occlusal vertical dimension between the groups.

Implementation of Design Thinking Methods in Information Systems Academic Guidance at the Information Systems Department Faculty of Computer Science Sriwijaya University

During their study period, one of the programs provided to students is academic guidance. Academic mentoring is an activity where students consult academic supervisors which aim to help students plan studies and solve study problems, one example is the academic mentoring program at the Information Systems Department, Faculty of Computer Science, Sriwijaya University. However, in practice there are problems experienced by students but they are not detected from the start because of the low monitoring of their academic supervisors which causes delays in graduation. This study aims to produce a prototype design of the Academic Guidance Information System so that it can be used as a platform for monitoring student guidance. The method used is the design thinking method which has 5 stages, namely empathize, define, ideate, prototype and test. At the ideate and prototype stages, the Fogg Behavior Model theory is used as a reference material. Evaluation of the prototype design results using the Maze Design usability tool. Testing uses two test methods, namely the Mission Usability Score (MIUS), Maze Usability Score (MAUS) and System Usability Score (SUS). The MIUS and MAUS tests got a score of 78 and entered the medium/marginal characteristics. The SUS calculation gets a score of 90.25 which leads to the acceptable category with a grade scale (A). The test results were carried out with 1 test iteration to 20 respondents and showed that the design had met the feasibility standard. Keywords : Information Systems, Academic Guidance, Design Thinking Methods, Fogg Behavior Model, Maze Design.

Adoption of SNI ISO/IEC 17025:2017 Principles for Laboratory Management Information System Development

— The Software Engineering and Information System Laboratory of Sriwijaya University is in charge of building a technology-based system, in accordance to the strategic objectives of Sriwijaya University which prioritizes the principles of Good governance. To support laboratory operations, a management information system is needed to improve efficiency in planning, managing and reporting. The purpose of this research is to develop a laboratory management information system that adheres to the principles in the SNI ISO/IEC 17025:2017 standard. The software was developed using the Framework for the Application System Thinking (FAST). In the requirement analysis phase, an in-depth study was carried out to formulate requirements in accordance with the principles in the SNI ISO/IEC 17025:2017 clause control standard. In the end, a Laboratory MIS was successfully developed using this approach. It improves laboratory performance, so that capable to provide better services