Universitas Riau Research Articles

The Correlation between University Students’ Vocabulary Learning Strategies and The Vocabulary Mastery Level

This research was intended to find the correlation between the students’ vocabulary learning strategies and the vocabulary mastery level. The research design of this study was a quantitative research and the study population was the second year students of English study program FKIP Universitas Riau. 41 participants were selected from the second year students of English Study Program FKIP Universitas Riau using the cluster random sampling technique. The instruments of this study were vocabulary learning strategy questionnaire and vocabulary level test. The data showed that 53.7% of students was used the vocabulary learning strategy in learning new vocabularies and 31.7% students were high vocabulary level. Moreover, the result of the study indicated that there was a negative correlation between two variables. The value of correlation coefficient was 0.813. It was on scale 0.00 – 1.00. It meant that the correlation between the students’ vocabulary learning strategies and the vocabulary mastery level of the second year students were categorized as high correlation. This research would assist students to understand the correlation between used the strategy in learning new vocabularies in order to increase the level of vocabulary mastery.

A CORRELATIONAL STUDY ON THE TRANSLATION ABILITY AND WRITING SKILL AT UNIVERSITAS RIAU

This research intends to find out whether or not there is a correlation between students’ translation and writing ability at the English Study Program of FKIP Universitas Riau. There were 40 students from 6A class chosen as samples. The instruments were translation and writing tests. The translation test aims to measure the ability of the students in translating an Indonesian-English text. The writing test aims to measure the students’ ability in writing a descriptive essay. The data were obtained by calculating the translation and writing test results. Based on the calculation, it was found that the students have good translation and writing ability. Besides, the value of the correlation coefficient obtained was 0.521 which means that there is a positive correlation between students’ translation and writing ability. The correlation is categorized as fair correlation since the value of the correlation coefficient obtained is 0.521 which is in the range of 0.400 - 0.599. Considering the fact that there is a correlation between students’ translation and writing ability, it issuggested that the students should also concern about and improve their translation ability because it will also improve their writing skill.

THE PROFILE OF STUDENTS’ EMPLOYMENT IDENTITY STATUS (A STUDY AT COMMUNITY EDUCATION STUDY PROGRAM, FKIP UNIVERSITAS RIAU)

Teenagers studying at university, known as college students, have the responsibility for themselves; they are demanded to be independent in academic activities as well as to build the identity achievement by searching for information through exploration with sufficient intensity in various fields. After collecting adequate information, they need to make choices (commitment) to the field that suits thei interests and abilities. Based on a discussion conducted in the class, it was revealed that some students felt unsuitable with the study program they took; they did not know the career they would pursue while they were already in the third and fourth semesters. This was survey research with a quantitative approach. This study aimed to obtain an objective description of the Students’ Employment Identity Status at the Public Health Education FKIP Universitas Riau. The samples of this study were taken randomly from a population of 104 students. Data on the students’ (adolescents) identity status were collected through a questionnaire. Then, the data were analyzed by using descriptive statistical analysis utilizing SPSS. The results of the study found that only 30.77% of students reached the achievement status while 42.31% of the students were at the level of moratorium status. In addition, 15.38% of the students at the level of Forclusure identity status and 11.54% of them were at the level of diffusion status.

Front Matter

Statements of fact and opinion in the articles in the Journal of Applied Materials and Technology are those of the respective authors and contributors and not of Journal of Applied Materials and Technology or the institution of Applied Materials and Technology Society and Faculty of Engineering, Universitas Riau. Neither Applied Materials and Technology Society and Faculty of Engineering, Universitas Riau nor Journal of Applied Materials and Technology make any representation, express or implied, in respect of the accuracy of the material in this journal and cannot accept any legal responsibility or liability for any errors or omissions that may be made by the reader should make her or his own evaluation as to the appropriateness or otherwise of any experimental technique described.

HUBUNGAN PERBEDAAN TINGGI MUKA AIR TERHADAP KADAR Cu DAN Zn DAUN SERTA PERTUMBUHAN TANAMAN KELAPA SAWIT (Elaeis guineensis Jacq.) DI LAHAN GAMBUT

Peatland is an important natural resource for human life because it can be used as growth of oil palm plantation. The growth of oil palm plantations in peatlands is strongly influenced by peat water management. This study aims to study the relationship of different water levels to the content of leaf Cu and Zn nutrients and the growth of oil palm plants ( Elaeis guineensis Jacq.) in the peatlands. This research has been carried out on peatland areas in oil palm plantations of PT. Jatimjaya Perkasa Sei Bangko, Kubu District, Rokan Hilir Regency, Riau Province. Analysis of soil samples and plants samples has been carried out at the Soil Laboratory, Faculty of Agriculture, Universitas Riau, Pekanbaru. The research was conducted in December 2017 to January 2018. This research was conducted using a survey method, the determination of the location of the study using a purposive sampling method, determination of sampling location is determined by stratified sampling method, where the strata in this study are grouped according to different peat water levels namely water level 60 cm with oil palm plants at the same age which is six years and the piezometer has been installed properly. The parameters that observed in this study were soil pH, availability of Cu and Zn nutrient, total soil-K, content of Cu, Zn and K leaves and growth of oil palm plants which included plant height, midrib length and leaflet. The observed data were analyzed for variance and tested further by DNMRT at the level of 5%, analyzed by regression to see the relationship between water level and parameters. The results showed that peatland with water level of 40 - 60 cm had a soil pH, K-total soil, Cu leaves, Zn leaves, midrib length and the highest oil palm plantations compared to peat land with a groundwater level 60 cm, and has a different length of leaflets. Key words : Cu and Zn nutrient, Oil palm plantation, Peatlands, Water Level.

PROFIL SELF REGULATION MAHASISWA PENDIDIKAN MATEMATIKA FKIP UNIVERSITAS RIAU DI MASA PANDEMI COVID-19

This research aims to determine the description of students’ self-regulation of Mathematics Education FKIP at the Universitas Riau during the Covid-19 pandemic. The subjects in this study were 121 students of Mathematics Education, FKIP, Universitas Riau. This research uses a descriptive quantitative approach. The data obtained from students was the score of self-regulation of Mathematics Education students, FKIP, Universitas Riau during the Covid-19 pandemic. The research that was conducted showed that the students' self-regulation were at a moderate level as many as 21 people (17.36%), at a high level as many as 80 people (66.12%), and at a very high level as many as 20 people (16.53%). Meanwhile, the achievement of students' self-regulation for each indicator consisted of a goal-setting indicator of 85.74% with a good category, an indicator of environment structuring of 80.48% in a good category, an indicator of task strategies of 73.17% in a fair category, an indicator of time management is 63.22%% in a fair category, an indicator of seeking help is 73.76% in a fair category, and self-evaluation indicator is 87.6% in a very good category. Based on the self-regulation category of each student and the percentage of self-regulation achievement for each indicator, it can be said that the students of Mathematics Education FKIP Universitas Riau were able to adapt while taking online classes during the Covid-19 pandemic by having good self-regulation.

Isolation and Identification of Indigenous Plastic-Degrading Bacteria from Dumai’s Ocean Water of Riau Province

One of the interesting and environmentally friendly microbiology strategies and approaches to control the impact of microplastics is to approach bioremediation technology by harnessing the potential of microbes or indigenous bacteria (local bacteria). Dumai sea waters currently show a high enough of microplastic pollution which allows the potential of indigenous bacteria to adapt to a plastic environment. The purpose of this study is to isolate and identify indigenous bacteria to degrade plastics from the sea waters of Dumai and to know whether or not there is a difference in the number of bacteria found between stations in this study. This research was conducted in October-December 2020 with experimental methods at the Marine Microbiology Laboratory Faculty of Fisheries and Marine Science Universitas Riau. Based on the results of the study, 12 bacterial isolates were isolated from the research stations. Isolates of these bacteria have diamaters ranging from 0.2-1.1 cm. Microplastic degradation test results by bacteria found that ISL 10 is an isolate that shows the highest PET degradation activity, which is 17.27% and the diameter of biofilm formation 0.8 cm. Based on biochemical and morphological tests, similar results were obtained that ISL 10 bacteria are a bacterium of the genus Bacillus. The most bacterial colonies were seen in statiun IV (TPI) with an average number of bacteria of 214.9 x 104 CFU/ml.

PENGEMBANGAN BIG BOOK SEKOLAH DASAR

This study aims to assist teachers in developing learning media in elementary schools, namely the big book. This study uses a developmental research type with the Thiagarajan 4-D Model which consists of 4 stages, namely, define, design, develop, and disseminate. The research was conducted at PGSD of FKIP, Universitas Riau. The object of this research is the big book of elementary school students developed from the basic competencies in the 2013 curriculum. The products produced are 3 big books with the title Sekolahku, Wisata ke Pantai and Taman Kota. The results of the validation of the three big book titles carried out by experts, the feasibility of the content of the material obtained by the percentage of scores for the title Sekolahku 82.1%; Wisata ke Pantai 82.1%; and Taman Kota 86%. Meanwhile, for the big book language assessment, the percentage for Sekolahku was 79.9%; Wisata ke Pantai 79.7%; and Taman Kota 82.5%. So that the big book learning media is feasible to be tested with revisions according to suggestions.

THE DEVELOPMENT OF INTEGRATION TECHNIQUES MODULE TO IMPROVE MATHEMATICAL CREATIVE THINKING ABILITY IN INTEGRAL CALCULUS

This study aims to: 1) To find out how the effectiveness of the integration technique module in integral calculus learning, and 2) To find out whether there is an increase in the mathematical creative thinking ability by using the integration technique module in integral calculus learning. Module development is carried out using the ADDIE model which has five stages are Analysis, Design, Development, Implementation, and Evaluation. The subjects in this study were 16 students in the 3rd semester of the Mathematics Education Study Program, Faculty of Teacher Training and Education, Universitas Riau. The research data collection instruments were an expert validation questionnaire, a student response questionnaire, and a mathematical creative thinking ability test. The data obtained were analyzed using quantitative and qualitative descriptive analysis methods. Based on the results of the validity test, the integration technique module was declared valid and suitable for students to use in the integral calculus course. Judging from the results of the module practicality test, the average percentage of practicality values is 77.8125 and is in the practical category. Referring to the results of the module effectiveness test, the n-gain average of students' mathematical creative thinking abilities is 0.64 and is in the medium category. Because the integrated engineering module has met the criteria of validity, practicality, and effectiveness, it can be said that the developed integration technique module can improve students' mathematical creative thinking skills in the integral calculus course.

Preface

International and National Seminar on Fisheries and Marine Science (ISFM) is a regular activity that is held by the Fishery and Marine Science Faculty, Universitas Riau, Pekanbaru, Indonesia. This seminar has been conducted once/year since 2011 and aims to distribute the newest information on inland and marine fisheries in general. In this recent year, however, the world is facing the Covid 19 pandemic that causing travel restrictions as well as gathering activities and thus hampering the offline seminar activity. As the main target of the seminar is to distribute the new inland and marine fisheries related findings and information, conducting a virtual seminar is worth to achieve the goal instead of postponing or cancelling the seminar.The virtual “The 9th International and National Seminar on Fisheries and Marine Science (ISFM9) 2020” was conducted on 10-11 September 2020 through a Zoom meeting and took its theme of “Fisheries and Marine Science for the Achievement of SDG’s in Realizing Community Welfare”.The seminar was attended by 359 participants that are originated from 27 different locations, namely Universitas Brawijaya, Universitas Riau, Universitas Raja Maritim Ali Haji, Sekolah Tinggi Perikanan dan Kelautan Matauli, Institut Pertanian Bogor, Badan Riset dan Sumber Daya Manusia Kelautan dan Perikanan, Universitas Mulawarman, Kementerian Kelautan dan Perikanan (KKP), Lembaga Ilmu Pengetahuan Indonesia (LIPI), Universitas Pertahanan, Marine Fisheries Research Center, Universitas Gajah Mada, Universitas Andalas, Universiti Malaysia Sabah, King Abdul Azis City for Science and Technology of Saudi Arabia, Asian Institute of Technology Bangkok Thailand, University of San Agustin Iloilo City Philippines, Institut Teknologi Bandung, National Research and Development Agency Japan, Universitas Malikulsaleh, Mangrove Research Institute, Politeknik Bengkalis, Universitas Sumatera Utara, Balai Riset Perikanan Umum dan Penyuluhan Perikanan, Balai Besar Riset Sosial Ekonomi Kelautan dan Perikanan, Universitas Udayana and Universitas Sultan Ageng Tirtayasa.List of The Organizing Committee, Steering committee, Executive Committee, Secretariat, Articles, and Proceedings, Correspondent, Event and Equipment, Guest Accommodation, Documentation and Transportation are available in the pdf.

Peer review declaration

All papers published in this volume of IOP Conference Series: Earth and Environmental Science has been peer reviewed through processes administered by the Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal published by IOP Publishing.• Type of peer review: Double-blind• Conference submission management system: email address used for the management system is isfm.faperika@ict.unri.ac.id.• Number of submissions received: 98• Number of submissions sent for review: 60• Number of submissions accepted: 57• Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100): 58.16• Average number of reviews per paper: 3• Total number of reviewers involved: 7• Any additional info on review process: A Review criterion follows 3 main components, namely: (1) paper should be related with the theme of conference; (2) clearly research background, method, and result. (3) The manuscript is written according to IOP template.• Contact person for queries: Dian IrianiFaculty of Fisheries and Marine Science Universitas Riau,Email: dian.iriani@lecturer.unri.ac.id

Gambaran Profil dan Infeksi Cacing Usus pada Pekerja di Tiga Rumah Potong Hewan Provinsi Riau

Background: Intestinal worm infestation is still a health problem in Indonesia that is often neglected. This disease is chronic in nature and is strongly influenced by factors of environmental hygiene and sanitation. Slaughterhouses are places where animals in the form of cows, goat/ sheep and pigs are slaughtered to be distributed to meat sellers or to reataurants. This study aims to determine the profil description and incidence of intestinal worm infestations in workers in three slaughterhouses in Riau Province.Methods: This study was a cross-sectional descriptive study in August – October 2020 in three slaughterhouses in Riau Province ( Pekanbaru, Duri and Dumai city). Stool examination was carried out using the Kato Katz Method at the Parasitology Laboratory Medical Faculty, Universitas Riau. Result: Do A total 37 workers who were examined found 35 men, age range 21 – 30 yo as much as 38% with latest education 46% was high school, length of work 1 – 5 years as much as 57% and as much as 41% have normal nutriotional status. Six workers found positive for intestinal worm infections (16%), there were three hookworm infections and one each to Trichuris trichiura, Oxyuris vermicularis and Hymenolepis diminuta.Conclusion : There were still intestinal worm infections among workers in the three slaughterhouses. Intestinal worm infection usually occurs in children and rarely occurs in adults and if it occurs in adults this may be due to poor hygiene and sanitation of the slaughterhouse workers.

Gambaran Keterampilan Teknologi Informasi Mahasiswa di Fakultas Kedokteran Universitas Riau

Information technology is a general term that describes any technology that assists humans in creating, modifying, storing, communicating funds or disseminating information. Information technology is useful in the field of education, it can especially help support the lecture process at the Faculty of Medicine. The purpose of this study was to describe the information technology skills of students at the Faculty of Medicine, Universitas Riau. The type of this research is a descriptive research. The research data is the result of the observation of students in class 2017, 2018 and 2019, totaling 126 students by researchers through a number of tests. The result of this study showed that information technology skills in the use of email at the Faculty of Medicine, Universitas Riau were the most mastered, while information technology skills in the use of number processing software, especially Microsoft Excel, were the most unmastered by students.

The Effect of Learning Facilities and Family Environment on Motivation to Learn of Prospective Elementary Teacher Education on Online Learning

This research purpose determines the effect of learning facilities and family environment on motivation to learn of prospective elementary teacher education, Faculty of Teacher Training and Education, Universitas Riau on online learning. The research method used is descriptive quantitative. The data used are primary data obtained directly from filling out a questionnaire by prospective elementary teacher education Class 2018, 2019, and 2020 students totaling 180 students. The results showed that there was a positive and significant effect of learning facilities and family environment on motivation to learn of prospective elementary teacher education in learning during, with the results of testing with the F test that obtained an F value of 21.272 with a significance value of F of 0.000 or a sig F value of <0.05. The multiple regression test results show that the coefficient of determination (R2) is 0.440 or 44%.

IMPLEMENTASI MCCALL’S FRAMEWORK DALAM PENGUJIAN KUALITAS PERANGKAT LUNAK (STUDI KASUS PORTAL KULIAH KERJA NYATA UNIVERSITAS RIAU)

Quality test is a crucial phase in the system development process to ensure that system work as its requirement. Therefore, the Portal Kukerta (Kuliah Kerja Nyata) Universitas Riau, an information system to manage data and activities of Kukerta, needs to assess. In this research, Portal Kukerta has been assessed using the McCalls software quality framework. The aspect that is focused on this research is product operation. Product operation consists of correctness, usability, integrity, reliability, and efficiency. The data collected by distributing questionnaires to 67 participants. The results show that users give a positive response to two aspects, namely efficiency 99.90% and usability 64%. However, for the reliability factor 43%, correctness 48%, integrity 56% get a neutral value that there are aspects that are considered less by the user. Based on these results, it can be concluded that the Kukerta portal is very efficient in managing the data of Kukerta University of Riau and can be easily used by users. However, in terms of reliability, correction, and integrity need to be improved. The implication of the research are (1) providing a reference in assessing quality of a software and (2) specifically providing a recommendation for Portal Kukerta Universitas Riau for their system improvements.

Enterprise risk-based management disclosures and firm value of Indonesian finance companies

Rapid changes in business transactions and technology development have made risk-based management a significant issue for business entities. The ability in managing risk would lead to a better firm value. This study investigates the effect of enterprise risk-based management disclosures (ERMD) and intellectual capital (IC) on firm value. It also tests the moderating effect of profitability on the relationship ERMD and IC with firm value. It examines the annual reports of 49 finance firms listed on the Indonesia Stock Exchange (IDX). The data cover three years, from 2016 to 2018. It employs panel data regression to test the hypotheses. The results show that the effect of ERMD and IC on firm value is partially and positively moderated by profitability. The findings show that the application of ERDM and IC can increase firm value. The originality of this study is that profitability can moderate the effect of ERMD and IC on firm value. The increase of ERMD and IC management within the company must be balanced with profitability to raise capital from outside the company to increase firm value. AcknowledgmentThe Research was conducted with the support of the Universitas Riau, Indonesia.

Front Matter

Statements of fact and opinion in the articles in the Journal of Applied Materials and Technology are those of the respective authors and contributors and not of Journal of Applied Materials and Technology or the institution of Applied Materials and Technology Society and Faculty of Engineering, Universitas Riau. Neither Applied Materials and Technology Society and Faculty of Engineering, Universitas Riau nor Journal of Applied Materials and Technology make any representation, express or implied, in respect of the accuracy of the material in this journal and cannot accept any legal responsibility or liability for any errors or omissions that may be made by the reader should make her or his own evaluation as to the appropriateness or otherwise of any experimental technique described.

THE CORRELATION BETWEEN INTERPERSONAL INTELLIGENCE AND STUDENTS’ READING COMPREHENSION

The purpose of this study was to find out whether there is a correlation between students 'interpersonal intelligence and students' reading comprehension. The research design used in this research was quantitative correlational research. The populations in this study were 40 students of fourth semester at English Department in Academic Year 2019/2020. The population was selected by simple random sampling technique. The sample in this research was 29 students. Interpersonal Intelligence Questionnaire and Reading Comprehension Test were used as instruments of this study after the validity and reliability tests of the two instruments were conducted. The data normality test used in this study was Kolmogorov Smirnov. The researcher analyzed the correlation using the Pearson Product Moment formula to find out correlation between Students’ Interpersonal Intelligence and Students’ Reading Comprehension. The research found out that there was a significant correlation between Students' Interpersonal Intelligence and Students' Reading Comprehension of fourth semester at English department Universitas Riau Kepulauan in Academic Year 2019/2020. Suggestions were taken by researcher, namely that teachers must be aware of the importance of interpersonal intelligence in students to assist students in honing students 'interpersonal intelligence and students must realize and hone interpersonal intelligence that is in themselves.

Pelatihan terstruktur: usaha peningkatan kompetensi guru dalam penulisan artikel jurnal ilmiah

The ability to publish articles in scientific journals is among the parts of a teacher's professional competence. The problem is that many teachers have not mastered the skills to write scientific papers. As a result, many teachers find it difficult to advance in rank, especially for promotion after IV / a. This paper describes a community service activity sponsored by Universitas Riau lecturers which aims to help teachers improve their scientific writing skills. Community service activities were carried out at a school in Pekanbaru, Riau. This paper further explains the concept of the workshop, the content of workshop materials, and the workshop's effectiveness. This workshop lasted for two months with three face-to-face training. The rest was done online via the Google Classroom platform. The material content covers the basic principles of scientific writing, the steps for writing scientific journals, how to cite and make references, including how to automatically cite using reference manager applications such as Mendeley, and how to submit articles through the online journal OJS system. Data from the survey conducted at the end of the community service activity showed that, in general, this activity was running well and effectively. The majority of participants (72.7%) stated that their motivation to write increased after attending the training. Their knowledge of writing scientific articles have improved after training. Their ability in writing scientific journals is also relatively better than before following this structured workshop.

Preface

On behalf of the Committee, I would like to thank you for your participation in the Universitas Riau International Conference on Science and Environment 2020 (URICSE-2020) which has been held trhough the Virtual Conference, Pekanbaru, Riau, Indonesia, September 12, 2020. This URICSE-2020 is organized by the Institute of Research and Community Services Universitas Riau. The main purpose of these conferences is the dissemination of the best research results from academics, researchers, professors, practitioners, observers, and students in both Science and Environment research. This conference is expected to become a forum to discuss strategic issues in related fields. The conference is expected to build cooperation between academics, researchers and institutions at both national and international levels.In this URICSE-2020, we have invited 4 honorable keynote speakers. (1) Prof. Dr. Carrie Rinker-Schaeffer, University of Chicago, USA. (2) Prof Dr Eng. Lamberto Tronchin, University of Bologna, Cesena, Italy, (3) Prof. Dr. Ir. Ari Sandhyavitri, MSc., Universitas Riau, Indonesia. (4) Michiko Hosobuchi, Ph.D, Kyoto University, Japan. In this opportunity, I would like to inform that the committee received a number of 191 full papers from Colombia, Italy, Russia, China, Vietnam, India Irak and Indonesia. However, after double review, a total of 164 papers have been accepted for oral presentation, which is divided into 12 parallel sessions.Finally, I would like to express my sincere appreciation to all the participants, supporting organizations and all the committee members who have made URICSE-2020 successful. With these strong supports, we are sure URICSE-2020 will be beneficial to all the participants, and you enjoy the conference. We are looking forward to meeting you in the next URICSE-2021.Thank you Prof. Dr. Nur Islami, S.Si., MT Chair of the Conference