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ANALISIS GANGGUAN PENDENGARAN TIPE SENSORINEURAL PADA PEKERJA AKIBAT KEBISINGAN DI INDUSTRI MEBEL KAYU DI KOTA PEKANBARU Suryani Suryani; Aras Mulyadi; Dedi Afandi
Jurnal Ilmu Lingkungan Vol 9, No 1 (2015): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.9.1.p.1-11

Abstract

A worker who works at a wood furniture industry has high-risk of a sensorineuralhearing loss because he/she is exposed to the noise which exceeds the threshold value.The present research was set to examine the relationship between the noise in theworkplace and a sesorineural hearing loss suffered by a wood furniture industry workerin Pekanbaru. The design of the research was cross sectional. The population consistedof 27 wood furniture industry workers and noise intensity sample was taken in aworkplace of planing and sawing unit at 11 wood furniture industries in Pekanbaru.The independent variables were age, noise intensity (dB), working period (year), dailywork length, the use of hearing protective device. The analysis is based on univariate,bivariate and multivariate and the calculation of prevalence ratio value. The resultsshow that there were two variables which had significant correlations withsensorineural hearing loss, namely working period 16 – 30 years (RP = 4.024; 95% CI= 1.476 – 10.971) and age 40 – 59 years (RP = 3.200; C1 = 1.547 – 6/619). Theanalyses also show that the prevalence of sensorineural hearing loss was very large(76.9%) when working period > 16 years and age > 40 years. Since the prevalence ofworkers with sensorineural hearing loss was high, Manpower and Health Offices weresuggested to do promotive and preventive efforts in order that safety and health of thewood furniture industry workers could bemaintained.
KAJIAN AKTIVITAS EKONOMI MASYARAKAT TERHADAP KELESTARIAN LINGKUNGAN CATHMENT AREA PLTA KOTO PANJANG – KABUPATEN KAMPAR Zulkarnaini Zulkarnaini; Aras Mulyadi; Imam Deisy Mustiono
Jurnal Ilmu Lingkungan Vol 4, No 1 (2010): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.4.1.p.54-62

Abstract

his study aims to identify and analyze the condition of land cover in the area of hydropowercathment Koto Panjang area based on Landsat image analysis in 2001 and 2008, knowing theeconomic activity undertaken by people who lived in the area of hydropower cathment KotoPanjang area and its influence on the preservation of the area cathment Hydroelectric KotoPanjang. The method used in this study is to survey, which collected data consists of primarydata and secondary data. Primary data were obtained from interviews and observations madeon society and the natural conditions in the village sample (Ranah Sungkai, Koto Tuo, Tabing)While secondary data obtained from the results of the study and documentation of variouspapres and official reports from various related agencies.Based on analysis of Landsat imagery in 2001 and in 2008, it is known that in the area ofhydropower cathment Koto Panjang area there are 12 land cover types, namely primary uplandforest, secondary upland forests, scrub / shrub, shrub / scrub wetlands, vegetation youngorderly, vegetation the old order, settlement, plantation, dry land farming, dry land farmingmixed with shrubs, open ground, and the water body itself. The forest area is an area thatexperienced the largest reduction of 15.55%. Meanwhile, scrub the area is an area thatexperienced the largest increase of 11.47%.Economic activities undertaken by the public within the area of hydropower cathment KotoPanjang area mostly gardening. Cultivated plantations dominated by rubber and oil palmplantations. Palm oil plantations started a trend by the public since the year 2004/2005 because t thinks the oil palm plantation is more profitable than rubber. While the rubber plant ingeneral they earn less attention to the rules of conservation of soil and water, where most of theterracing was not conducted on lands mostly ride a bicycle. In addition they earn rubbermonoculture is still, there is no innovation to be done heteroculture or agroforestry patterns thatare economically and ecologically more favorable course.
PENGARUH PENGGUNAAN ALAT PELINDUNG MATA TERHADAP KETAJAMAN PENGLIHATAN PEKERJA LAS DI KECAMATAN MANDAU, BENGKALIS RIAU Widia Astin; Aras Mulyadi; Suyanto Suyanto
Jurnal Ilmu Lingkungan Vol 10, No 1 (2016): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.10.1.p.67-77

Abstract

One negative impact for electric welders in the form of exposure radiation generated in the welding process that will result in visual acuity disturbances welders.This study was an observational study with cross sectional design is examined at the same independent variables, dependent variables and independent variables at the same time. The purpose of this study to know the effect of time on radiation for electric welders, types of eye protection used, consistency (compliance worker) in the use of eye protection equipment, working time and the influence of age on visual acuity in welding workers in in Kecamatan Mandau Kabupaten Bengkalis Riau with a total sample of 32 electric welders.Collecting data to see the sharpness of vision(visual acuity) was performed using a Snellen Optotype and questionnaires. The results showed that disturb ances in visual acuity (vision) in welders influenced by the time display (p-value = 0.001) and the consistency of the use of eye protection equipment by workers when performing welding (p-value = 0.001). There is no relationship or influence the type of eye protection equipment (p-value = 0.437) were used, age (p-value = 0.142) and working time (p-value = 0.669) on the occurrence of disturb ances in visual acuity welders in Kecamatan Mandau Kabupaten Bengkalis Riau. Owners of business are expected have high commitment to implementation of occupational health and safety regulation, follow the rule of Indonesian Labour Department in the application of working hours, minimize the radiation for welder and provide training about welding standards.
DISTRIBUSI PENCEMARAN DI PERAIRAN MUARA SUNGAI RIAU, KOTA TANJUNGPINANG, KEPULAUAN RIAU Aras Mulyadi; Sofyan Husein Siregar; Irvina Nurachmi
Jurnal Ilmu Lingkungan Vol 5, No 2 (2011): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.5.2.p.103-113

Abstract

Tanjungpinang city has developed so rapidly. This development is feared will give badimpact to the quality of the waters of Riau River Estuary because it deals directly with thevarious activities which taking place in the Tanjungpinang city. This research was carriedout by the method of survey in August 2011; aims to determine the potential and thedistribution of environmental pollution in the waters of Riau River Estuary. Identification ofpollution potential is sourced from marine (marine based) such as fisheries, ship traffic andmooring boats; and from land (land based) mainly urban waste, residential, hotel andrestaurant, tourism, agriculture, industry and mining. The majority of water quality ismeasured has exceeded the quality standard limit of waters Kepmen LH RI. 51/2004 inAppendix III (for marine biota life).
Correlation Analysis Between Losses with Boiler Opacity and Ambient Air Quality Effect on Capacity of Pulmonary Function of Palm Oil Mill Employees (Comparative Study on PT. AIP and PT. BNS) Rinno Ferryno; Aras Mulyadi; Nursyirwani Nursyirwani
Jurnal Ilmu Lingkungan Vol 11, No 1 (2017): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.11.1.p.1-13

Abstract

The comparative research was conducted from October 2016 until January 2017 at two companies namely PT. AIP Teluk Siak Factory (TSF) and PT. BNS Mandah Factory (MDF) in Riau Province. The purposes of the research were to analyze the correlation between oil and palm kernel (losses) that is entrained fuel (fibers and shells) with opacity emissions boiler in TSF and MDF, and to analyze the impact of ambient air SO2 levels on capacity pulmonary function palm oil mill employees (TSF and MDF) with controll variables personel protective aquipment, age, smoking habits, and tenure.Based on the results, The correlation strength of oil loss in fiber cyclone, kernel loss in fiber cyclone, and kernel loss in winowing with boiler opacity in TSF and MDF is low correlation (R value of 0.320). The simultaneous and partial oil loss in fiber cyclone, kernel loss in fiber cyclone, and kernel loss in winowing were not significantly affect the boiler opacity in both factories (F test and t test of significance  > 0.05). R2 value of 10.2% indicates the magnitude of losses effect on opacity. This analysis explains that the losses are not the dominant factor affecting the boiler opacity. The boiler opacity is influenced by quality and balance fuel with oxygen, continuity process in mill and optimization of boiler performance as the operation practice, maintenance and boiler sparepart replacement. The impact of ambient air SO2 levels on capacity pulmonary function when controlled by age and tenure showed significant values (p < 0.05). Age and tenure are factors that differentiate magnitude of the impact of ambient air SO2levels on capacity pulmonary function. While the impact of ambient air SO2 levels on capacity pulmonary function when controlled by personel protective aquipment (PPE) and smoking habits did not show significant values (p > 0.05) in both factories. PPE and smoking habits are not factors that differentiate magnitude of the impact of ambient air SO2 levels on capacity pulmonary function.
ANALISIS TINGKAT BAHAYA EROSI SUB DAERAH ALIRAN SUNGAI TAPUNG KANAN Sutrisna Sutrisna; Aras Mulyadi; Sofyan Husein Siregar
Jurnal Ilmu Lingkungan Vol 8, No 1 (2014): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.8.1.p.79-87

Abstract

The research on erosion level (TBE) in the sub watershed of Tapung kanan has beenconducted on February-March 2013 using the USLE (Universal Soil Loss Equation) bythe formula A = RxKxLSxC.P. The results showed that the change of use / land coverimpact on the actual increase in the level of erosion that occurs in each type of landuse. Erosion hazard level (TBE) which occurs in the sub watershed of Tapung Kanan,for each type of use / land cover has a magnitude which varies, with an average erosionrate of 130.18 tons / Ha / year, and the distribution for each class TBE is: very Low(SR): 16986.50 Ha (7.17)%; Low: 35343.73 ha (14.92%); Moderate: 142,155.01 ha(60.01%); high: 32109.48 Ha (13.55%) and very high: 10290.71 ha (4.34%). TSL valueof Tapung Kanan Sub watershed which obtained from this research ranged from 14.40-30.00 tons / ha / year, while the average value of the actual erosion of 130.14 tons / ha/ year, thus the Erosion hazard level of Tapung kanan Sub Watershed exceeds thepermitted threshold, the SDR value of 0.463, still below the SDR standard value of0.490.
STRUKTUR KOMUNITAS DIATOM EPILITIK PERAIRAN SUNGAI SENAPELAN DAN SUNGAI SAIL, KOTA PEKANBARU. Rizka Aprisanti; Aras Mulyadi; Sofyan Husein Siregar
Jurnal Ilmu Lingkungan Vol 7, No 2 (2013): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.7.2.p.241-252

Abstract

The aims of this research to assess the environmental condition of the Senapelan river and Sail river waters by the species abundance of epilithic diatom. This research identified 14 genera of epilithic diatom. The abundance of epilithic diatom at Senapelan river 48.779cell/cm2 and Sail river 15.564 cell/cm2. The value of diversity indices (H '), Senapelan river(2.936) and Sail river (2.336), the value of equability indices (E '), Senapelan river (0.691)and Sail river (0.550), and the dominant indices (C'), Senapelan river (0.187) and the Sailriver (0.336). Based on these indices Senapelan river and Sail river were included intomoderate polluted waters. Species that dominate Senapelan river and Sail river waters ofPekanbaru City are Navicula sp., Nitzchia sp, Fragilaria sp. and Melosira sp. 
FAKTOR RISIKO LINGKUNGAN FISIK RUMAH DAN KARAKTERISTIK MASYARAKAT TERHADAP KEJADIAN PENYAKIT KUSTA DI KECAMATAN KERITANG KABUPATEN INDRAGRIRHILIR Jadi Prasmadi; Aras Mulyadi; Zahtamal Zahtamal
Jurnal Ilmu Lingkungan Vol 12, No 2 (2018): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.12.2.p.165-183

Abstract

From the results of the prevalence of leprosy on 10 houses of lepers in Keritang Sub-district as follows 7 houses lacking of ventilation, 8 homes lacking of lighting, 7 houses have high humidity, and 8 houses have dense housing, for the characteristics of the community 7 people work as farmers and have income under the Indragiri Hilir Regency Regional Minimum Wage. The purpose of the study was to analyze the risk factors of the physical environment of the house, the risk factors of community characteristics, the most dominant risk factors and describe the socio-economic effects of leprosy. The study was conducted from February to April 2018, the number of samples was 25 people and controls 50 people. The research population of all the keritang communities suffering from leprosy has been diagnosed by a doctor and recorded in the register of the City Health Center. The research instruments were questionnaires, observation sheets and stationery and roll meter measuring instruments, luxmeter and hygrometer. This study used a survey method with case-control design to determine the risk factors of the physical environment of the house and community characteristics associated with the incidence of leprosy in the Keritang District, Indragiri Hilir Regency. The results showed that there was an influence of 0.027 Pvelue ventilation (OR 3.6), 0.007 Pv (OR 5.1), Pv humidity 0.001 (OR 6.5), 0.041 Pv (OR 3.3), 0.018 Pv occupancy (OR 3.9), income of Pv 0.016 (OR 4.3). The dominant risk factors for air humidity are Exp (B) / OR of 5,487 and employment of 4,358. Socio-economic effects: 92.% are still working, 82.6% are still productive and 17.4% are not productive, 80% are not easy to get health services, 80% still have stigma or fear and 100% say it is still difficult to get married or accepted by society.
STRATEGI PROMOSI KESEHATAN TERHADAP PENINGKATAN PERILAKU HIDUP BERSIH DAN SEHAT INDIVIDU PADA MASYARAKAT PERKEBUNAN DI WILAYAH PUSKESMAS SEI KIJANG KABUPATEN PELALAWAN Sri Rezeki; Aras Mulyadi; Nopriadi Nopriadi
Jurnal Ilmu Lingkungan Vol 7, No 1 (2013): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.7.1.p.38-48

Abstract

A clean and healthy lifestyle (CHL) is a health behavior which comes from one’s own awareness sothat a family member or a family could help him/herself with his/her health problems. To apply theCHL among the family or family members, the Health Department of Republic of Indonesia hascreated a health promoting program and has been decided as a flagship program. However, thenational health survey (2010) indicated that CHL nationally was still far from the minimal target(65%) of the year. The same thing goes to the implementation of the CHL in Sekijang Sub-district,Pelalawan Regency. Pelalawan Regency Health Profile shows that of 2010 households monitored,only 38% had had CHL inclusion. The present research seeks to investigate the correlation betweenthe community empowerment strategies and the individual CHL increase of families among theplantation community within the working area of Seikijang Community Health Center, PelalawanRegency. The data were calculated using Univariat and Bivariat analysis of Chi-Square. The resultsshow that there is a significant correlation between the community empowerment strategies and theindividual CHL increase in Seikijang Sub-district. The strategies shows that there is a significantcorrelation between advocacy and individual CHL, p value 0.007 < 0.005. then, there is a significantcorrelation between the community empowerment and the individual CHL increase, p-value 0.001 <0.05. There is a significant correlation between the atmosphere management and the CHL increase, pvalue 0.000 < 0.05 in Seikijang Sub-district. It is suggested that all parties be more proactive in theCHL program. The success of the program would have a positive impact on all parties, either on theHealth Office, the Community Health Center or on the community and each individual in a family.
VALUASI EKONOMI EKOSISTEM HUTAN MANGROVE DI KAWASAN KOTA DUMAI PROVINSI RIAU Wahyu Novra Wanda; Aras Mulyadi; Efriyeldi Efriyeldi
Jurnal Ilmu Lingkungan Vol 13, No 1 (2019): Jurnal Ilmu Lingkungan
Publisher : Program Pascasarjana Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jil.13.1.p.110-122

Abstract

Dumai City as an autonomous region has a strategic location with potential natural resources. With these conditions in the city of Dumai developing economic activities such as industrial estates, aquaculture, fisheries, transportation, tourism and other activities. On the other hand Dumai City also has a stretch of mangrove along the coast which is feared to experience problems due to these activities. This study aims to determine the economic value of mangrove ecosystems in Dumai City. The study, conducted in March 2019. The method used in this study is a survey method. The determination of sampling points was done by purposive sampling in 4 (four) stations: Station I (Bangsal Aceh), Station II (Muara Sungai Masjid Area), Station III (Muara Sungai Dumai), and Station IV (Tanjung Palas) Dumai City, Riau Province . The method used to estimate the economic value of resources is the Total Economic Value (TEV). WTP analysis with the Contingent Valuation Method (CVM) is likened to an approach to measure how much willing to pay. Direct use value such as the use of mangrove wood, mullet fish, shrimp, and mangrove crabs is Rp. 97,258,416,000.00 and indirect use values measured from the value of the construction of breakwaters and mangroves as nursery ground in the amount of Rp. 4,616,250,000.00. The choice of value measured from the amount of mangrove utilization as a recreation area is Rp. 1,836,000,000.00. The value of the existence and inheritance value calculated from the community's willingness to pay WTP (Willingnes To Pay) of Rp. 670,080,000.00 and Rp. 233,360,000.00, and non-use value of Rp. 893,440,000.00. So that the total economic value of mangrove forests in the coastal area of Dumai City per year is Rp. 104,604,106,000.00.
Co-Authors ', Agusriadi ', Arfitrah ', Zulkifli AA Sudharmawan, AA Abda Abda Adelina Adelina Adhistie Indah Sari Adiwirman Adiwirman Adiwirman Adiwirman, Adiwirman Adni, Nailul Afrizal Tanjung Agnesia, Yohana Agung Dhamar Syakti Agus Mandar, Agus Agusti, Dinda Roanna Albahri Albahri Alfajri Alfajri Alfajri, Alfajri Alfian Alfian Alfian Alfian Alka, M Abdi Almasdi Syahza Amanda, Yossie Aminuyati Anak Agung Istri Sri Wiadnyani Andewi Rokhmawati Andi Darlianto Andi Yusapri Andreas Situmorang Annisa Al-Qhoshashi Antoni Antoni Antonius &#039; Anwar, Sagita Apriyani Apriyani Arief Rachman. B Audilla Pardova Autika, Yotta Ayu Ade Fatma Dewi Sirait Ayu Septiani Ayu Septiani Azmiada, Zela Azriyenni Azhari Zakri Bahruddin Bayu Putra U Irawan Bintal Amin Bintang Rapshodio Tane Budijono, Budijono Burhan Marbun Chitra Hermawan Chitra Hermawan Dandi Arianto Pelly Danil Rama Putra Darmawati Darmawati Daryono Daryono David M Haryanto David M Haryanto David Raymond Sianturi Deden Sutrisco Nopria Dedi Afandi Denny Mulianto Desi Purnamasari Taher Desmarina, Y. Despela, Despela Dessy Yoswaty Dessy Yoswaty Dessy Yoswaty Djaimi Bakce Djaimi Bakce Doni Apdillah Dyah Endah Astuti Nasution Edi Susilo Eff, Irwan Effendi Sianipar Efriyeldi, Efriyeldi Ela Fitriana Elda Nazriati Elfis Suanto Elizal, Elizal Emirhadi Suganda Endro Siswanto Endro Siswoko Eyka Syahputra Fadhil, Mohd. Isfan Fajriani Ananda Fakhri Fakhri Fauzi, Manyuk Fenti Rozanda Feri Handoyo Pardede Feri Handoyo Pardede Fernando, Muhammad Zebi Ferry Fatnanta Fia Novianty Fiki Harjuni Filio Hara, Filio Firzal, Yohannes Fitriani, Nely Fuadi, Indra Ginting, T.B. Gusfi, Melly Hadinoto Hadinoto Harahap, Anugerah Ramadhan Harahap, Anugrah Ramadhan Hardianto Andita Hardiko, Syefri Haryanto, David M Hasan, Masyhuda Hasbi Tawa Hasyim, Ardhan Fadhlani Hendra Taufik Hendro Ekwarso Heriansyah Pasaribu Hoki kurniawan Hutomo, Ragil Tribhakti Iesje Lukistyowati Ikhma Zurani Ikma Zurani Ilham Ilahi Imam Deisy Mustiono Imam Suprayogi Imran , Imran Imran Imran Inka Wahyuni Irvina Nurachmi Irwan Effendi Ismandianto Jadi Prasmadi Jailani Jailani Januardi, Deki Joko Samiaji Joleha, Joleha Judika Nursiani Sipahutar Jumahat Siregar, Jumahat Karnila, Rahman Karnila Khairul Mukmin Lubis Khairul Mukmin Lubis Khairul Rizal Lee, Seung Hun Lubis, Abdillah Lydia S Marpaung M Fadhilah Zaim Umam Manda Putra, Ridwan Matgus Riadi Mikael H Dolok Saribu Miswadi Miswadi Mubarak &#039; Mubarak Mubarak Mubarak Mubarak Muhammad Abdul Hafiz Muhammad Isnan Alindra Muhammad Rafsan Zain Muhammad Sofyan Muhammad Yevizal Muhammad Zebi Fernando Muhammad Zebi Fernando Muhammad, Andi Syahroni Musrifin Galib Musrifin Ghalib Musrifin Musrifin Nawari Nawari Nawari, Nawari Nenny Indrawaty Nico Rahmadany Niken Ayu Pamukas Ningrum, Indah Puspita Nita Cahyaning Nofrizal Nofrizal Nofrizal Nofrizal Nopriadi Nopriadi Nur Atikah Nurafni, Melia Nurdin Nurdin Nursyirwani, Nursyirwani Octaviaty, Windy Oktarina, Ayu Oliver J Hasibuan Pardede, Feri Pesta Martua Sirait Putra, Danil Putra, Danil Rama Rahmat Karnila Rahmita, R. Ramadhan, A.R Ramadhan, A.R. Ramadhan, Alif Ridho Rasoel Hamidy Reni Suryanita Revi Lasmita Rico Panjaitan Ridwan Manda Putra Rifaldi Rifaldi, Rifaldi Rifardi Rika Kurniawan Rinno Ferryno Risma Tambunan Rizal, Khairul Rizka Aprisanti Rizka Aprisanti Rizki, A. Rohul Mazidah Romie Jhonnerie Rony Setyawan Rossi, Evy Rozanda, Fenti Safitri, Nely Safridatul Audah Salmiah Safitri Sari, D.J. Setyo S. Moersidik Sinaga, Andri Decshana Siregar, Rifa Ghina Aulia Siringoringo, Frido S. Siti Fatonah Sitorus, Kornelius K Sofyan H Siregar Sofyan H Siregar Sofyan H. Siregar Sofyan Husein Siregar Sri Djuniati Sri Rezeki Suandy, Indra Suardi Tarumun Sukendi Sukendi Suryani Suryani Susilawati &#039; Susilo, Hendri Sutrisna Sutrisna Suwondo Suwondo Syafri Boy Syafri Harto Syafruddin Nasution Syahrial Syahrial Syahril Nedi Syofian Hadi T. Ersti Yulika Sari Tane, Bintang Rapshodio Tanty Juliawati Tawa, Hasbi Tengku Nurhidayah Thamrin &#039; Thamrin Thamrin Thamrin Thamrin Thamrin Thamrin Thamrin Thamrin Thamrin Thamrin Trinop Sagiarti TRINOP SAGIARTI, TRINOP Utami, Astri Hijri Verid Aria Susammesin Victor Simanungkalit Viktor Amrifo Vivi Oktaviani Vivi Oktaviani Wahyu Novra Wanda Wahyu Purwanto Wahyudi Wahyudi Wawan Widia Astin Windarti Windarti Wiwi Hardayati Yanti, D.H. Yelmida Azis Yeni Kusumawaty Yeni Sustriani Yetti Elfina Yossie Amanda Yossie Amanda Yoswaty, Des Yulina Sari Yulis Hamidy Yusni Ikhwan Siregar Yusni Ikhwan Siregar Zahrotul Aini Zahrotul Aini, Zahrotul Zahtamal Zahtamal Zientika, Zientika Zulfan Saam Zulfan Saam Zulhendri Zulhendri Zulkifli Zulkifli Zulkifli Zulkifli