17 articles in this issue
Hevi - Horiza
Salinity levels of one dug well water in RT 003 RW 06 Kelurahan Tanjung Unggat Tanjungpinang exceeded the quality standard that is 2 so need do the processing of dug well water is one of them using activated carbon bagasse. The purpose of this study was ... see more
Nendi Suhendi Syafei
Pada penelitian pipa baja karbon API 5L-X65 digunakan rumah sampel dengan spesimen tiga titik pembebanan berada lingkungan gas CO2 dan H2S jenuh dalam larutan 4900 ml air laut dan 100 ml amoniak, maka akan terjadi peristiwa fenomena korosi yaitu kor... see more
Ruswandi Ruswandi
The content of fructose that produced by hydrolysis of inulin can be easily and practically determined by DNS reagent. The aim of this study is to determine the optimum condition of reaction between fructose and DNS reagent for determining the content of ... see more
Budy Santoso
Bungaya Kangin Village, Bebandem District, Karangasem Regency, Bali Province consists of paddy fields and settlements, required therefore a water source / aquifer that can meet all these needs. One of the Geophysical Methods that can identify the aq... see more
Khafsah Joebaedi
Model STAR (1;1) atau model Space Time Auto Regresi(1;1) adalah salah satu bentuk model yang melibatkan lokasi dan waktu. Model STAR(1;1) stasioner dapat digunakan untuk prakiraan observasi di suatu lokasi pada waktu mendatang berdasarkan satu waktu sebel... see more
Heri Prabowo
The purpose of this research is to know the mineral content of iron sand and its spreading both vertically and horizontally with the purpose of providing information and data for local government of Agam district for the development and arrangement of env... see more
Muhammad Rizki Saputra, Ramadhan Sumarmin
Patients withdiabetes mellitus(DM) continues to grow becauseprosperityandpeople's lifestyles.Treatment of diabetesoften useinjectionsof insulinandoralantidiabeticdrugs. Thetreatmenthas no side effects. Therefore, it isnecessary to findeffective drugsusing... see more
Tengku Rachmi Hidayani
Padang 25171 (0751-7055053 – 081374388030)rachmihidayani@gmail.com ABSTRAK Telah dilakukan penelitian tentang fungsionalisasi polipropilena maleat anhidri... see more
Badrulfalah Badrulfalah
Sebuah sifat topologi selain dapat dimiliki oleh suatu ruang topologi juga dapat dimiliki oleh subruang dari ruang topologi tersebut. Pada makalah ini akan dibahas tentang aksioma keterhitungan pertama pada topologi hasil kali ruang metrik kerucut, khusus... see more
Linda Advinda
Jatropha curcas L. is one of the plants that can be developed as raw material of biodiesel. One of the efforts to increase the production of J. curcas is the propagation of stem cuttings horizontally. Efforts to stimulate root growth can be accomplished b... see more
Des Welyyanti
The locating-chromatic number of a graph is introduced by Chartrand et al. in 2002. Firstly, Chatrand et al. determine the locating-chromatic number of path and double stars. The locating-chromatic number is an interesting concept ini graph theory. In thi... see more
Yusmet Rizal
In general, the conic section equation consists of three parts, namely quadratic, cross-product, and linear terms. A conic sections will be easily determined by its shape if it does not contain cross-product term, otherwise it is difficult to determine. A... see more
Hary Sanjaya
Research on the degradation of methyl violet has been done by using photosonolysis method. The purpose of this study is to determine how much time the optimum, optimum pH and the amount of doping TiO2 optimum degrade methyl violet as well as the percent d... see more
Ramadhan Sumarmin
Diabetes Mellitus (DM) is a metabolic disorder caused by lack of insulin which islet cells of Langerhans in the pancreas were damaged or decreased. DM treatment is quite expensive so it takes the alternative medicine. Ones of alternative medicine using Ma... see more
Cut Multahadah
Pemerintah melalui Kementrian Pendidikan Nasional memberi perhatian lebih bagi dunia pendidikan untuk melakukan penilaian-penilaian terhadap mutu pendidikan di sekolah khususnya Sekolah Menengah (SMA/MA) di Provinsi jambi. Kementrian Pendidikan Nasi... see more
Darmawan Hidayat
Pengontrol On-Off merupakan salah satu jenis aksi pengontrolan yang banyak digunakan pada kontrol otomatis di industri karena kontrol ini sederhana dan relatif murah. Terdapat dua aspek penting yang harus dipertimbangkan pada pengontrol on-off. Pertama ad... see more
Dwi Hilda Putri, Mades Fifendy, Moca Faulina putri
Endphytic microbes are microscopic living organisms (bacteria and fungi) that live in plant tissues (xylem and phloem), leaves, roots, fruit, and stems. These microbes live symbiosis of mutual benefit. Morus macroura miq. or Andaleh is a native plant of w... see more