ABSTRACT One of the steps to save fuel oil that can be done is to design and make energy-efficient cars, namely cars that are able to travel as far as possible with the lowest possible fuel consumption. In the Department of Mechanical Engineering, Riau University, the manufacture of energy-efficient cars has been carried out from 2017 to 2020. One of the cars that has been successfully des…
ABSTRACT Oryctes rhinoceros L. Is a pest that attack the palm oil plant. Pest control strategies which are often carried out are chemicals, namely synthetic pesticides. The recommended control concept is integrated pest management (IPM) which is preferred to environtmentally friendly control one of using entomopatogen Baculovirus oryctes. The aim of this research was to find out from abil…
ABSTRACT The role of institutions counseling is one of the factors critical success in Indonesian Sustainable Palm Oil (ISPO) program, that is an obligation or conceptual that must be applied in Permentan 11th 2015. Perception and the role of institutional counseling in determine success of ISPO by farmer is the purpose this research in Ukui sub-district Pelalawan district. This reaserch i…
This study aims to see and know the direct and indirect effects of Total Quality Management and Job Satisfaction on Employee Performance with Loyalty. The population in this study were all marketing employees at PT Agung Automall Sutomo Pekanbaru, amounting to 160 people, using Path Analysis. In this study the sampling method using the Census Technique, which is a sampling technique that the en…
This study aims to design and develop an experimental straight motion device using Arduino Uno to calculate the velocity, distance, time and acceleration that has been taken by an object moving in an orderly way or moving straight in an orderly way. This research is a development research using the ADDIE model with five stages, namely analysis, design, development, implementation and evalua…
Outdoor Learning-based physics student worksheets are assignment sheets which contain instructions for activities to be used outside the classroom. The main objective of this study is to develop a valid physics student worksheet based on outdoor learning in straight motion material for class X SMA. The subject of this study was an outdoor learning based LKPD developed in class X physics su…
This study explains the impact of Britain's exit from the European Union on British and Irish relations. Britain's exit from the European Union is known as Brexit. On June 23, 2016 the United Kingdom conducted a referendum which resulted in Britain leaving the European Union. After the British exit from the European Union, the UK adopted a policy of increasing security in the border area, which…
Abstract Rating fishing technology status is one of the first steps in designing a fisheries management strategy in one way or place. Fisheries activities in Kepulauan Meranti operated in the Sea presented by Rawai fishing gear, Gillnet, Gombang and Sondong. Assessment of the level of responsibility a fishing gear is done by applying multi-criteria analysis which uses nine criteria fishing…
ABSTRACT Magnetic biochar is rich carbon solid from biomass with the addition of magnetic and pyrolysis properties. It has a potential application as adsorbent. The purpose of this research is to synthesize magnetic biochar from palm kernell shells and to study the effect of magnetic biochar dosage and contact time on removal of color, organic substances, and Fe in peat water. Magnetic bio…
especially by paying attention to the economic, social and environmental concepts. The purpose of this study is to find out how the sustainability of the City without Slums (KOTAKU) program in Pekanbaru City and to determine the inhibiting factors for the sustainability of the City of Slums (KOTAKU) program in Pekanbaru City. This type of research is a qualitative research with a descriptive ap…
Microalgae Chlorella sp. isan unicellular green algae that have no roots, stems and leaves. One of the methods for producing microalgae is the cultivation method. Microalgae cultivation requires media containing enough nutrients. POME has suitable nutrients content to be usedas nutrient and growth medium for Chlorella sp. This research objectives were to determine the effect of POME volume…
Background and Purpose: Minas Sub-district produces oil and gas-produced water which reaches millions of m2 per day which is re-injected into underground formations because produced water in Indonesia is still considered as the residual water of the oil and gas industry or as waste water which can cause environmental problems. Unlike in developed countries, which considers produced water is an …
ABSTRACT The utilization of ozone is commonly applied in various fields, for instance, it is used as a disinfectant for water treatment, disinfecting, sterilizing medical devices and preserving foodstuffs. Ozone is a nearly colorless gas with a characteristic odor that can be detected by humans up to 0.01 ppm. It can be produced by the dielectric barrier discharge method, which is generally us…
This study aims to determine the quality of the design of written test instruments with a guided inquiry model based on scientific literacy on the material of the circulatory system in humans for eighth grade students of junior high school developed. This research is a Research and Development (R&D) with the stages of analyzing, design, and development, implementation, evaluation. This research…
This study aims to determine the level of social intelligence of citizens studying at PKBM Kak Seto Pekanbaru. The formulation of the problem in this study is how high the social intelligence of citizens studying at PKBM Kak Seto Pekanbaru?. This study consists of 9 indicators, in accordance with opinions Howard Gardner. The population in this study were 60 people. This research sample uses tec…
Piping system is used for fluid distribution that is very important in various fields of industry. When compared to other transportation systems such as vehicles, piping systems have a higher level of integration and are more effective. The need for systems is increasing in the industrial sector. Therefore, various types of damage that can occur in the pipeline system are important to be assess…
Concept mastery is the ability of students to understand science scientifically both concepts in theory and their application in everyday life. The SSCS learning model is able to improve students' concept mastery abilities. The method used to measure the level of mastery of student concepts is done by applying Bloom's taxonomy to the categories of remembering, understanding, applying, analyzing…
Shallot productivity can be increased by taking into account the right fertilizer factor and the potential of the seeds used. The study of potassium and manure dosages and seed size were carried out to get the best treatment in increasing growth and yield. The study was conducted in the Experimental Garden of the Faculty of Agriculture, University of Riau, from February to April 2019, using a d…
This research was conducted in September 2019 in the fish hatchery and breeding laboratory of the Faculty of Fisheries and Marine of Riau University and Photomocrography laboratory of Mathematics sand Natural Sciences Faculty, Riau University. The purpose of this study was to evaluate the effect of different in the concentration of young coconut water on NaCl on sperm motility, viability, ferti…