Abstract This research was carried out in March-April 2022, at the Fish Hatchery and Breeding Laboratory, Faculty of Fisheries and Marine of Riau University. The purpose of this research was to determine the best of light on the container and the feeding rate on the growth and survival of snakehead fish larvae. This research method was experiment using a Completely Randomized Design with two f…
SUMMARY Jackfruit seed is a biomass derived from processing waste of ripe jackfruit that was not used optimally. Jackfruit seeds have high starch content so that they can be utilized as an adsorbent in adsorbing dye. The aim of this study is to determine the pH and optimum stirring speed of the adsorbent of jackfruit seed powder, activated HNO3, modified Ca-alginate in adsorbing methylene …
Abstract This research was conducted in September 2019 in Sinoboi Waters, Rokan Hilir Regency, Riau Province. This study aims to analyze the technical and financial aspects of catching mantis shrimp (Harpiosquilla raphidea) in drift bottom fishing gear. The method used is survey method and case study. The fishing fleet used is 1 ship with a weight of 3 GT, which has a 27 HP propulsion engine. …
ABSTRACT The packaging production process in In House Packaging (IHP) especially on plastic-based packaging, has increased and decreased the amount of production every month. This shows the existence of factors that affect the production of plastic films in In House Packaging (IHP). To find out what factors, how much influence it has on production and efforts to overcome it, data collectio…
To improve the level of health services for members registered with BPJS Health, the health services received are no longer centered on hospitals or advanced health facilities (faskes), but must be organized based on what is needed related to their health, such things force health service providers to focus Basic health services (FKTP)/basic health facilities, such as puskesmas and clinics, can…
Corruption in Indonesia is widespread in society. In law enforcement, corruption, of the Corruption Eradication Commission can not do it alone, given the vast area of Indonesia. Corruption Eradication Commission should cooperate with other law enforcement agencies. Undag Act No. 30 of 2002 explained that the Corruption Eradication Commission may conduct coordination and supervision against Corr…
School principals’ social competency is basically a performance one of five competencies a must-have for school principals in performing their duties as a leader at an education unit. The quality of school principals’ social competency will determine the quality of education result, because the school principals are the most in direct contact with all of the school's stakeholders, even …
Research on synthesis of magnetic iron oxide particles, structural properties, magnetic composition, and its application to degrade the methylene blue from aqueous solution has been carried out. The samples of natural sand were collected from Logas village, Kuantan Singingi Regency and were processed using iron sand separator (ISS) prior to multi-step ball milling process. The products of …
Heavy metals in the water might be accumulated in the sediments as well in the benthic organisms such as clam. To understand the Pb and Cr content, a research has been conducted in May 2019. The water, sediment and clam samples were taken from 3 sampling sites, in the area close to mangrove (S1), around the shipyard and settlement area (S2) and around the port and settlement area (S3). Sam…
The Bantit District Akit was once an isolated tribe and underdeveloped from the economic aspect, for that the Bengkalis Regency Government made various efforts to empower the Akit tribe by carrying out various programs and policies to improve the living standards of the Akit tribe community. In addition to relocating the residence of the Bengkalis Regency Government, it also provides severa…
ABSTRACT The hybrid coconut commodity in Pulau Burung Subdistrict is the main supplier in PT Riau Sakti United Plantation through the PIR scheme. Farmers market the production of hybrid coconut through two marketing channels. Farmers cannot sell hybrid coconut production directly to companies because they do not have a Payment Order (SPUP). This study aims to analyze the marketing function, ma…
The aims of this research are to analyze the concentration of gasses and metals which are formed inside transformer oil produced from vegetable oil compared with synthetic oil; to determine the effectiveness of the use of vegetable oil as transformer oil compared with synthetic oil; to analyze various factors that affect composition changes of vegetable oil when it is used as transformer cooler…
The child's interest in consuming vegetables can be influenced by the served way, variations in the presentation of food can increase the interest of preschoolers in consuming vegetables.The aims of this research was to compare of the amount of vegetable consumption in preschoolers based on serving variations sauteed vegetable, vegetable jelly & vegetable nugget. The study was descriptive compa…
Using of solar cell systems to produce electrical power has an uncertain output power which causes a reduction in power efficiency during the battery charging process, because it is not constant and is strongly influenced by the solar cell input value conditions. To overcome the problem of uncertain power output, this research will propose a model of solar cells to continue to produce maximum p…
This study aims were to analyze the development of Pineapple Chip Businesses (Medium Small Micro Business and next will be written as UMKM) of Berkat Bersama in Kampar District and to know the influence factors of the business development UMKM Berkat Bersama. In its development, the Berkat Bersama business has used various strategies in order to avoid major obstacles that can hamper the progres…
Application of Clark and Snyder Synthetic Unit Hydrographs In Lubuk Bendahara wathershed requires more detailed analysis. Rainfall data and automatic water lever recorder (AWLR) data in the field are needed as calibration and verification. Parameters of loss model, baseflow and transform method in Clark and Snyder Synthetic Unit Hydrographs are calibrated using HEC-HMS program. This calibration…
This study aimed to improve the learning process and improve the student’s Mathematical Problem Solving Skill (MPSS) by applied Problem Based Learning (PBL) model. This study was Classroom Action Research with two cycles. This research conducted of class VIIIA2 MTs Darul Hikmah Pekanbaru on first semester of academic year 2018/2019 wich consists of 28 female students with heterogeneous acade…
This study aims to determine the effect of job satisfaction and extrinsic motivation on performance through employee work discipline at PT. Masaman Marama Sejahtera in West Pasaman. The population in this study includes all factory unit employees of PT. Pasaman Marama Sejahtera, totaling 113 people. Primary data is collected by questionnaire as an instrument to prove the results of the study, t…