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Gustina Indriati
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UJI BAKTERIOLOGIS SUSU KEDELAI PRODUK RUMAH TANGGA YANG DI JUAL DIPASARAN Helpida, Helpida; Indriati, Gustina; Irdawati, Irdawati
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
Publisher : STKIP PGRI Sumbar

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ABSTRACKSoy milk is a food that has ingredients such as soy. Soy milk has a complete nutrient such as protein, carbohydrates, fats, minerals and vitamins. Complete nutrient content and high nutritional value, in convenient contaminated milk caused by microorganisms such as E. coli and Coliform. Associated with that we conducted this study aimed to determine the water quality of the bacteriological soy milk. This study was conducted from July to September 2013 is housed in the Laboratory of Microbiology Department of Biology, State University of Padang. This research is a descriptive study with random sampling. This study uses the Most Probable Number (MPN) using a two-stage trial testing the prediction (Presumtive Test) and test of certainty (Confirmative Test) with a range of 5:1:1. The results showed that soy milk is only 40% that meet the standards and 60% did not meet the standards set by the Ministry of Health No. 416/MENKES/PER/IX/1990 of the Terms and Drinking Water Quality Monitoring.
FREKUENSI SOIL TRANSMITTED HELMINTHS PADA MURID SD MUHAMMADIYAH SURAU GADANG KECAMATAN NANGGALO PADANG Sakaleak, Damerita; Risdawati, Renny; Indriati, Gustina
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACTSTH worm infection is more commonly infects children, especially school age, because at the age of school children are actively playing in soil contaminated by feces and lack of attention to personal hygiene.The experiment was conducted in June 2013. The method used in this study is a descriptive survey method. The population in this study were all students of SD Muhammadiyah Surau Gadang 76 people students. Sampling was done by total sampling by many students who collected the sample of 72 students. Examination of a stool sample done at the Laboratory of Biology Education Program STKIP PGRI  Sumatera Barat using the direct method.The study of elementary students Muhammadiyah Surau Gadang District Nanggalo Padang showed that 62.5% were infected with STH 45 students and are not infected with STH 37.5%. Frequency of STH infections in Muhammadiyah Surau Gadang elementary school students found 37.5% of species Ascaris lumbricoides, Trichuris trichiura 19.4%, Hookworm (Necator americanus and Ancylostoma duodenale) 5.4%. The highest frequency of STH species found in SD Muhammadiyah students Surau Gadang is Ascaris lumbricoides. 
PENERAPAN STRATEGI BELAJAR PREVIEW, QUESTION, READ, REFLECT, RECITE, REVIEW (PQ4R) TERHADAP HASIL BELAJAR BIOLOGI SISWA KELAS X SMAN 4 PADANG Nanda, Prima; Armen, Armen; Indriati, Gustina
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT Low learning outcomes at biology of students are caused by many factors , such as lack of student motivation to read and understand the material in learning biology , students tend to be passive in learning and teaching is dominated by the lead teacher resulting student learning outcomes is still below the minimum completeness  criteria  defined  by  school.  One  solution  that  can  be  done  to overcome these problems is to use learning strategies preview, question, read, reflect, Recite, review ( PQ4R ). This study aims to look at the application of learning strategies PQ4R on learning outcomes at biology of class X student of SMAN 4 Padang school year 2012/2013.This study was conducted in April-May. Experiment with this type of research study design randomized Only Control Group Design. The study population was all class X SMAN 4 Padang. Sampling was done by purposive sampling, whereas the control determination of class  and class control done by lottery, so we get the X4 as class experiment with the number of students 32 and X1 as an experimental class control by the number of students  32.  The  instrument  used  in  this  study  is  a  test  of  student  learning outcome. Based on the analysis results obtained by the average test results of the experimental  study  on  class  is  78.68  and  standard  deviation  9.63,  while  the average achievement test control class   74.46 and standard deviation 7.17. The data obtained were analyzed using t-test. Based on the analysis of data in the form of hypothesis testing performed, obtained t = 2 t-table = 1.645. Therefore t > t- table, then the hypothesis is accepted, it means that the learning outcomes of students in learning biology is becoming more increases. Application of learning strategies PQ4R has positive effects on learning outcomes at biology of class X student SMAN 4 Padang school year 2012/2013.  
Kepadatan Populasi Kepinding Tanah ( Scotinophara coarctata) ( Hemiptera: Pentatomidae) Pada Tanaman Padi Di Rantau Panjang Kecamatan Sasak Ranah Pasisie Kabupaten Pasaman Barat Wulandari, Fika; Jasmi, Jasmi; Indriati, Gustina
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT One of the pests that attack the rice plant is Scotinophara coarctata (Ladybug stink) of the family Pentatomidae, local people know Scotinophara coarctata as bedbug Land. Bedbug soil pests attacking rice plants at the vegetative stage and tillering phase  generative, form of attack Scotinophara coarctata in rice plants at tillering fese make rice plants become stunted and  the generative fese make grain be empty. Based on this, the study aims to determine the population density of bedbug ground (Scotinophara coarctata) (Hemiptera: Pentatomidae) on rice plants in Rantau Panjang Kecamatan Sasak  Ranah Pasisie West Pasaman. In connection with that have done research on bedbug Population Density Land ( Scotinophara coarctata ) (Hemiptera: Pentatomidae) At Rice on 13-14 September 2013. Sampling was conducted in the area Rantau Panjang Kecamatan Sasak Ranah Pasisie West Pasaman Census Method using Paste Trap (Sticky Trap) to Scotinophara coarctata that existed at the study site. Sampling was carried out 2 times on wet soil conditions and the dry land in the morning and afternoon. Generated from research on the wet ground which is obtained by 544 pieces and imago nimpha stadia with an average density of  10.88 and on dry land acquired 475 flat tail - nimpha and adult of average density 9.5. Hopefully in further studies to doing research on how to conduct Scotinophara coarctata on rice plants. 
PENGARUH EKSTRAK KULIT BUAH MANGGIS (Garcinia mangostana L.) TERHADAP HEMATOKRIT MENCIT (Mus musculus L.) SWISS WEBSTER Fauziah, Nurul; Sumarmin, Ramadhan; Indriati, Gustina
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT Garcia is a medicinal herbal that have many benefits, not only as fresh fruit but also be healing  various  diseases.  The garcia  rind have xanthones  which  maintain  and precipitate  the formation  of  erythrocytes.  However,  the  garcia  rind  have  not  optimal  utilization  yet.  This research to know the effect of the garcia rind extract to the male mice hematocrit. The research has done at June to August  2013 in the zoology  laboratory  of biology department  faculty of mathematics and natural science Padang State University. This research used Completely Randomized   Design  (CRD)  with  4  treatments   and  6  repetitions.   Treatment   given  orally (gavage) 0.2, 0.4, and 0.6 g garcia rind extract peel per 25 g body weight for 35 days. The data of hematocrit  values were analyzed by ANOVA and continued by DNMRT. The results show hematocrit  values were 0.2 g per 25 g body weight is highest (52.20 %), whereas mice given the garcia rind extract peel  at a dose of 0.4 g (51.01 % and 0.6 g (49,20 %) per 25g per 25 g body weight  is impaired  hematocrit  although  still within  the normal  range.  From the resu lts obtained  in this research  shows F count> F table significant  0.05. It conclude  that the garcia rind extract increase the hematocrit of mice. 
UJI BAKTERIOLOGIS PADA MATA AIR DI JORONG BATU KARAK KANAGARIAN DILAM KABUPATEN SOLOK Amelya, Siska; Indriati, Gustina; Nerita, Siska
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT Community in Batu Karak kanagarian of Dilam case sub-province of Solok use spring water as potable drinking water well directly or paraphrased in advance. In Batu Karak kanagarian of Dilam case sub-province of Solok there are five springs where the water fountain is popularly but used as a drinking water fountain that is only two spring,  Cibuak Gadang and Cibuak Karang . Cibuak Gadang located on the edge of fields and Cibuak Karang located on the edge of the river. Viewed in terms of the availability of possible locations for the second pollution this spring. Based on information obtained from clinic staff Batu Karak kanagarian of Dilam that disease most often suffered diarrhea and suspected people are this could be due to diarrheal diseases due to microbial infection through drinking water . The study was conducted to determine the density of Escherichia coli at water points in Batu Karak kanagarian of Dilam case sub-province of Solok.The study was carried out in July - August 2013 with a two-point sampling of the water in Batu Karak kanagarian of Dilam case sub-province of Solok regency and extended the analysis of the Labor mikrobiologis Biology STKIP PGRI West Sumatra. This research using the MPN method 3:3:3 modes with10ml of treatment,1ml and 0.1ml. The results showed that the density of E. coli at water points Cibuak Gadang is 1100/100 ml and E. coli densities in Cibuak Karang is ≥ 2400/100 ml . From the results of this study note that the water from these springs is not eligible to be consumed as drinking water and do not meet water quality requirements set by the government . 
FREKUENSI SOIL TRANSMITTED HELMINTHS PADA MURID SEKOLAH DASAR NEGERI 31 PASIR KANDANG KECAMATAN KOTO TANGAH KOTA PADANG Rahmadani, Diana; Indriati, Gustina; Lusi Zeswita, Amein
Pendidikan Biologi Vol 2, No 1 (2013)
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Intestinal helminth infections are transmitted via soil (Soil Transmitted Helminths) isstill a health problem facing society in Indonesia. The STH worms infect more children livingin slums and have poor sanitation. Elementary School is located at 31 Pasir Kandang lowlandcoastal areas that the average population has lower economic level and have inadequate toiletfacilities. Therefore research has been carried out with the aim to determine the frequency ofSoil Transmitted Helminths in Primary School Pupils Pasir Kandang 31 Sub Tangah KotoPadang. December 9, 2012 using descriptive methods.The study was conducted onDecember 2 The population in this study were students of SDN 31 Pasir Kandang as manyas 368 people. Sampling was done by random sampling of a population of 57 people. Stoolexamination conducted at the Laboratory of Biology Education Program STKIP PGRI WestSumatera by way of direct observation. The results showed that students of SDN 31 STHinfection as much as 59.65% with the percentage of each species from infected (20.59%Ascaris lumbricoides, Trichuris trichiura 14.71%, 5.88% hookworm, Ascaris lumbricoidesand Trichuris trichiura 35.29%, Trichuris trichiura and hookworm 2.94% after Ascarislumbricoides, Trichuris trichiura and hookworm 20.59%).
UJI BAKTERIOLOGIS DAGING SEGAR PENSI (Corbicula sumatrana Clessin) YANG BERASAL DARI DANAU SINGKARAK Misnawati, Misnawati; Indriati, Gustina; Zeswita, Armein Lusi
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT Corbicula sumatrana Clessin is typical of freshwater mussels or brackish water economically valuable. C. sumatrana Clessin a shellfish known people with the name pensi. Pensi consumed by people as a source of animal protein and animal feed ingredients. Singkarak Lake used by people in daily life from the source of drinking water, toilets, fisheries, irrigation, PLTA and Tourism. The many activities of the community could be expected to cause pollution and affect the C. sumatrana Clessin. Shellfish become vectors of biotoksin because his diet filter-feeder. Pensi meat is an excellent medium for bacterial growth. This study aims to determine the presence of Escherichia coli and Salmonella sp. on fresh meat Pensi (C. sumatrana Clessin) originating from Singkarak Lake. The research was conducted in July - August 2013. This research is a descriptive method, by looking at and analyzing the presence of microorganisms are bacteria E. coli and Salmonella sp. The method used to determine the bacteriological quality of the meat is pensi by MPN method and examination of Salmonella. Data were analyzed by calculating the number of bacteria E. coli by observing the number of positive results of the estimation of presumptive test, confirmative test and completed test. The next number of bacteria from each positive results are matched with MPN table. Test Salmonella sp. done by looking at the colony grows. Results of bacteriological tests on meat samples were examined in Microbiology Laboratory Research and Industry Standards (BARISTAND Industry) Padang showed that of the four samples tested, three of which were positive for the bacteria E. coli samples take in Nagari Tikalak, Nagari Singkarak, Nagari Saning Bakar and all samples contained Salmonella sp. Of this study is suggested to consumers that cooking pensi perfectly, to avoid diseases that may occur because it is caused by bacteria.  
KEPADATAN POPULASI KEPINDING TANAH (Scotinophara coarctata) PADA TANAMAN PADI DI KENAGARIAN KOTO NAN TIGO KECAMATAN BATANG KAPAS KABUPATEN PESISIR SELATAN Gusrianti, Eza; Jasmi, Jasmi; Indriati, Gustina
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT One of insect pests that attack the rice plant is Scotiphara  coarctata  ( Ladybug stink ) which is more known as the bedbug ground  . This pest attacks  the rice at the beginning  of flowering  . These pests  suck fluids  book  on rice straw  that caused  crop color changed to reddish brown or yellow . In connection with that have done research on population  density  Scotinophara  coarctata  in rice on April 14 to August 15, 2013 . Sampling was conducted  in Kenagarian  Koto Nan Tigo Sub Trunk Cotton South Coastal District  descriptive  survey  method  and  collections  directly  to  Scotinophara  coarctata that existed at the study site using adhesive traps . Collection using sampling techniques ordinal decision . Decision made for 2 days in a row 2 times ( morning and afternoon ) on flowering phase and phase cook milk . Decision made on 25 clumps of rice in each phase. From  the results  of research  conducted  in the flowering  phase of the tail  with  229 gained an average of 9.16 , and the phase of the cooking milk obtained 177 tail with an average 7.08 . From the results of research conducted in Kenagarian Koto Nan Tigo Sub Trunk Cotton South Coastal District earned an average population density is 406 bedbug ground tail with an average 16.24 perpengambilan  . In this case bedbug ground already crossed a threshold .  
PENERAPAN TIPE THE POWER OF TWO PADA PEMBELAJARAN AKTIF DISERTAI LEMBAR KERJA SISWA (LKS) TERHADAP HASIL BELAJAR BIOLOGISISWA KELAS X SEMESTER 2 SMAN 2 KOTO XI TARUSAN Marlina, Leni; Armen, Armen; Indriati, Gustina
Pendidikan Biologi Vol 2, No 2 (2013): Jurnal Mahasiswa Pendidikan Biologi Genap 2013-2014
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ABSTRACT The background of this research is the low yields of learning outcomes at Biology of SMA  N 2 Koto  XI Tarusan,  shown  by the average daily test  of students on the material ecosystem Biology and environmental pollution which are still under Complete Minimal Criteria   established the school. To overcome these problems, the teachers need to be creative using appropriate teaching strategies so that the learning can increase students motivation and interest. One of the strategies that requires involvement of the student is to implement an active learning strategy named The Power Of Two  and Student Worksheet. This study aimed to examine the effects The Power Of Two strategy to learning outcomes at Biology of Class X SMA N 2 Koto XI Tarusan Academic Year 2012/2013. When the study was conducted in May 2013, this type of research is experimental with a population  of  class  X  SMA  N  2  Koto  XI Tarusan  listed  in  the  school  year2012/2013 as many as 248 students and grouped into 8 classes, while the sample is X1 class as a class experiments  and class control X3 as the experimental class were taken by using purposive random sampling technique. The study design was a randomized Only Control Group Design. Based on the analysis results, obtained average achievement test on the experimental class was 70.25 and standard deviation  6.38,  while  the  average  achievement  test  class  control  standard deviation of 61.61 and 12.48 after testing with the t-test obtained t = 3.34 and t- table = 1.6705 means that t > t table, then the hypothesis in this study with 95 % confidence interval is received. It can be concluded that the use of The Power Of Two strategy with Student Worksheet has good effects on learning outcomes at Biology of class X SMAN 2 Koto XI Tarusan Academic Year 2012/2013.  
Co-Authors Amein Lusi Zeswita Annika Maizeli Armein Lusi Armein Lusi Zeswita Armen Armen Azwir Anhar Chandra, Yasrial Dahelmi Dahelmi Dahlia rahmi Damerita Sakaleak Deni eliza Des M Dezi Handayani Diana Rahmadani Diana Susanti Dwi Hilda Putri Eka Vidya Putra Elida Handriani EVRIALIANI ROSBA, EVRIALIANI Eza Gusrianti Fika Wulandari Fitri Wulandari Fitria Dona Fitria Nelda Zulita Friska Eka Fitria Helpida Helpida Hendrika Milta Sari Henny Herwina Iis Naini Ika Aryani Indra Madani Intan Rahma Putri Irdawati Irdawati Irma Lailani Eka Putri Jasmi Jasmi Jasmi Juni Asmi Lumban Toruan Liza Yulia Sari Mades Fifendy Megahati S, Ruth Rize Paas Meliya Wati Melsi Pratiwi Yusni Mely, Tyara Jayus Misnawati Misnawati Muhyiatul Fadilah Nilawati, Nilawati, Nora Harsinta Nugroho Susanto Nurhuda, Pradicta Nurlaila Sitepu Nurmiati Nurmiati Nurul Fauziah Pardede, Ertha Meita Parwito Parwito, Parwito Periadnadi Periadnadi Prima Nanda Putri, Rini Eka Rahmira Fadri Ramadhan Sumarmin Renny Risdawati Ria Kasmeri Rina Afrida Kurniawati RINA M.Si WIDIANA S.Si Rizki Rizki Roza Ika Putri Ruth Rize pAAS Megahati S Ruth Rize Paas Megahati S., Ruth Rize Paas Sefria Dewidna Selaras, Ganda Hijrah Septi Marlina SETIAWAN, PANDU Siska Amelya Siska Nerita Sudirman Sudirman Sutra, Bunga Swandi Sakerengan Syamsiar, Syamsiar Tri Ambar Wati Tyara Jayus Mely Waldani, Dina Wella Antika Weni Murdina Wenny Murdina Asih Weny Murdina Wismi Lenggo Geni Yanti, Dilla Nurvivi Yeni Herlina Yenni Herlina Yosi Yolanda Yosmet Hidayat Yuliarman Saragih