The problem of this research is the weakness of student’s learning result of mathematics subject. It show from 30 student’s, 18 students (60%) have lower score, and it is only 12 student’s (40%) have average score 65. The KKM of this school is 70. According to that problem, the research by implementing Classroom Action Research method (CAR) with implementation indonesian realistic mathema…
This study aims to analyse the competitiveness of Indonesia's tea exports to the five countries of destination of exports (Russia, Germany, Malaysia, Pakistan and the United Kingdom). The data used in this study data for the time series of skunder years 2005-2016. Methods of analysis used was Revealed Comparative Advantage (RCA), Market Concentration Index (IKP), and analysis of Trends. The res…
ABSTRACT Waste diapers contain cellulose pulp that can be used as a substrate in the production of cellulase. In this research, the baby diapers was degradate with biodegradable method use bactery S-16 and S-22 with solid fermentation until 10, 20, 30, 40 and 50 days. The activity of an enzyme extract rough is determine with Nelson Somogiy method’s, organic carbon (TOC) using Gravimetric met…
This research aims to increase the student’s IPA outcomes at 5th grade in elementary school 46 Pekanbaru by using inquiry learning model. Problems that affect student learning outcomes are a) Teachers only focused on the subject in the course book, b) Teacher centered learning, c) in science learning curiosity of students is very low because the learning process is still prnghafalan concept. …
This research aims to determine how much the influence of Third Party Fund (DPK), Non Performing Financing (NPF) and Bank Indonesia Wadiah Certificates (SWBI) on Mudharabah Financing at Sharia Banking in Indonesia 2012-2017. This research uses three independent variables (Third Party Fund (DPK), Non Performing Financing (NPF) and Bank Indonesia Wadiah Certificates (SWBI)) and one dependent vari…
The purpose of this study to analyze the problems that faced the right strategy to be applied to wet cake industry in Pekanbaru. The population and samples in this study are 37 business unit. The method of this analysis used in this study is descriptive and SWOT analysis in order to know the constrains that faced by wet cake industry and also to provide an approriate strategy alternative to be …
This study aims to determine the right strategy for the development of small industry of sago crackers in Kuantan Singingi Regency. The research uses secondary data and primary data obtained directly from respondents in small industry of sago crackers in Kuantan Singingi Regency amounted to 33 business units. Analysis method used in this research is SWOT Analysis and IE Matrix. Based on the res…
ABSTRACT Pseudomonas stutzery LBKURCC49, LBKURCC51 and LBKURCC53 are local endofitic bacteria that can produce amylase. Amylase is an enzyme that can hydrolyze amilum into maltose and glucose by breaking down the α-1,4 glycosidic linkages. The production of amylase enzyme from microorganisms can be optimized by adjusting the fermentation conditions. The activity of amylase enzyme was determin…
This study aims to determine the effect of tire in retreading produkction in pekanbaru. In order to achieve economic efficiency and how return to scale of retreading tire in Pekanbaru to conducting data sourced from 6 companie registered in the idnustry and trade and derived from the industrial and trade office of Pekanbaru in 2015. From the results of test conducted with multiple linier regres…
ABSTRACT Peat water that used in Rimbo Panjang village have high color intensity (tawny), weak pH, cloudy and low of cation, so that it is not available used as water in daily for residents. Rimbo Panjang village have a hilly Topography, it’s cause a different condition of water wells peat, such as pH and cloudy level. Beause of that it’s must found a coagulan that can solve this problem. …
ABSTRACT Potency of Azolla (Azolla pinnata) was tested for Pb, Cd dan Cr phytoremediator. In the study, azolla plant will be grown in a glass reactor containing simulation solution of lead, cadmium and chromium ions with a concentration each of 25 mg/L during exposure time 0; 3; 6; 12 and 15 days. Processing techniques polluted environment using plants known as phytoremediation. Analysis of le…
This study aims to determine what factors can increase the income of wetland paddy farmers and what the efforts of rice farmers in the District Rambah Samo Rokan Hulu regency in order not to change the land function. Sampling method used is random sampling method obtained sample of 94 respondents. The method used in this research is descriptive qualitative analysis method and quantitative …
ABSTRACT Fibrous sago waste was the residue that produced in processing of sago to obtained sago starch. Fibrous sago waste containing biomass components, such as cellulose that can be converted into a source of carbon and potential to be used as adsorbent. Fibrous sago waste powder was carbonized at temperature 300 °C for 2 hours and characterized in terms of moisture content, ash conten…
The purpose of this research is to know and analyzed how much influence of local income (PAD) and regional expenditure to gross regional domestic product Pekanbaru City years 2004-2015. The data used in this research is secondary data obtained from the document of Badan Pusat Statistik of Riau Province. The independent variable in this research is the local income (PAD), the direct expenditure …
ABSTRACT Chalcone is one of the secondary metabolites that has many biological activities such as antimicrobial, antitumor, antioxidant, anti-inflammatory, antimalaria and anticancer. Chalcone can be used as an intermediate for synthesizing heterocyclic coumpounds, such as flavones, flavanols dan flavonones. Generally chalcone can be synthesized from Claisen-Schmidt condensation of ketone and …
ABSTRACT Chalcone is a secondary metabolite which include flavonoid group, it can be obtained from plants or synthesis. Chalcone analogues have been reported to possess various biological activities such as antibacterial, antifungal, anti-inflammatory, antioxidant and anticancer. Activities of chalcone was affected by α, β-unsaturated of carbonyl group and substituents that attached to the a…
This study aimed to analyze how the inflation rate, exchange rate, Sertifikat Bank Indonesia Syariah (SBIS) and Jakarta Islamic Index (JII) effects on Indeks Saham Syariah Indonesia (ISSI). Data that will be used in this study is secondary time series data from January 2014 to May 2017. Data sourced from Bank Indonesia, Statistik Pasar Modal Syariah - OJK and Badan Pusat Statistik. Analysis…
This study aims to determine the effect of BI rate rate, exchange rate, and Gross Domestic Product tehadap LQ45 Index and to find out which dominant variables have an effect LQ45 index in Indonesia Stock Exchange.This study uses time series data from 1995-2014 obtained from the Capital Market Information Center (PIPM) Pekanbaru, Central Bureau of Statistics (BPS), and Bank Indonesia Pekanbaru a…
SUMMARY Curcumin is one of secondary metabolites classified into the class of fenolic that are known to have biological activities such as anticancer, antidiabetic, anti-inflammatory and antioxidant. Curcumins become model of target compounds that have various structure. The curcumin analogue compounds of cyclohexanone derivate has been syntesized under microwave irradiation by using NaOH. The…
SUMMARY Curcumin is one of secondary metabolites of phenolic group of which has been known to have various biological activities such as antimicrobe, anticancer, antioxidant, antitumor, and anti-inflammatory. Curcumin becomes a model for target molecules because of its various structures. In this research, curcumin analog compound of cyclohexanones derivates were synthesized by microwave irrad…