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All Journal El-Hayah : Jurnal Biologi Jurnal Pendidikan: Teori, Penelitian, dan Pengembangan
Fahmi, M. Saiful
Unknown Affiliation
Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology Education Environmental Science Immunology & microbiology Medicine & Pharmacology

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Analysis of Coliform Bacteria Contamination in Drinking Water Sources in Malang City Syamsussabri, Muhamad; Ningtyas, Riza Nurhermi; Najah, Amalia Ainun; Fahmi, M. Saiful; Suarsini, Endang
El-Hayah : Jurnal Biologi Vol 7, No 1 (2018): EL-HAYAH (VOL 7, NO 1 September 2018)
Publisher : Department of Biology Science and Technology Faculty UIN Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/elha.v7i1.7244

Abstract

This study aims to determine the contamination of coliform bacteria in drinking water sources of residents in Malang City. Type of this research is explorative descriptive research. The study population was all drinking water sources of residents throughout Malang City, while the research sample was 15 residents wells in five subdistricts of Malang City with each sample taken three sample points. The samples were tested using 3M petrifilm E. coli/coliform count plate. The results showed that all the samples studied were contaminated with coliform bacteria with the highest percentage of 23.01% for E. coli bacteria contamination and 15.41% for total coliform bacterial contamination with an average of bacterial colonies 200 colonies.
Analisis Kelayakan Modul Bioethanol berbasis Penelitian Eucheuma Cottonii sebagai Bahan Dasar Bioethanol Fahmi, M. Saiful; Lukiati, Betty; Suarsini, Endang
Jurnal Pendidikan: Teori, Penelitian, dan Pengembangan Vol. 6, No. 10
Publisher : citeus

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Abstract

This research is a quantitative descriptive study. This study aims to test the feasibility of the module bioethanol based on Eucheuma cottonii a basis for bioethanol including module design validity test by expert module expert lecturers, the material validity test by expert lecturers in bioethanol, the practicality of the module by lecturers at the Muhammadiyah University of Surakarta, legibility by 20 students at the Muhammadiyah University of Surakarta. The data collection method used is the questionnaire and then analyzed on a percentage scale. The module feasibility test results show that this module is very feasible with a score of 93.18% and it can be concluded that this module is suitable for use.
Co-Authors Betty Lukiati Endang Suarsini Muhammad Syamsussabri Najah, Amalia Ainun Ningtyas, Riza Nurhermi