Mangrove area in the Madong Village has been decrease due to anthropogenic activities. Decrement in mangrove ecosystem may negatively affect the aquatic organisms in general, including bivalves. To understand the bivalve community structure in the mangrove ecosystem, a research was conducted on July 2019. There were 3 line transects and, in each line, there were 9 plots (1×1 m) placed. Re…
The P.hexazona can be found in the upstream of the Sibam River and in the streams around the Riau University. A study aims to understand the pattern of otolith growth rings has been conducted from July to August 2019. The fish was capture using a scoop net. There were 62 fishes (25 fishes from the upstream of the Sibam River and 37 fishes from the streams in the Riau University). The otolit…
Abstract Poecilia reticulata is a type of small ornamental fish that lives in the dam located in the Riau University campus. This study aims to understand the reproductive biology aspects of that fish, especially sex ratio, gonadal developmental, fecundity, and egg diameter. The fish was sampled 2 times/week from March to May 2019. Total fish captured was 71 (44 males and 27 females). The …
ABSTRACT This research was purposed to find out the the level of customer satisfaction with Starbucks product attributes in Pekanbaru City. The population in this study was Starbucks Coffee consumers in Pekanbaru City and the sample in this study was 108 respondents. The data used in this study are primary data and the analytical tool used in this study is the Importance Performance Analy…
This research was conducted of the Badan Pendapatan Daerah Kabupaten Kampar, located on Jl. Prof. M. Yamin SH 83, Bangkinang, Kabupaten Kampar, Riau, to analyze the influence of leadership, discipline and competence simultaneously on employee performance. analyzing the influence of leadership partially on employee performance, partially analyzing discipline on employee performance and analy…
ABSTRACT This research is to determine the effect of Motivation, Discipline and Work Environment on Employee Performance of PT.Asia Forestama Raya Pekanbaru. The population in this study were employees at PT.Asia Forestama Raya, amounting to 286 people, the number of samples in this study were 167 respondents The primary data were collected using a questionnaire as an instrument to prove…
Family firms have unique characteristics that are different from firms in general. The uniqueness of these characteristics makes the family firms have management and performance different from the company at large. This study aims to examine the performance of family ownership and capital structure by implementing a good corporate governance mechanism in firm management. This study analyse…
this study was aims to examine the effect of Training, Placement, and Work Discipline on Employees Perfomance of Royal Asnof Hotel. Pekanbaru. This research used 70 respondents as the sample. To analyze the data, this research used Multiple linear regression analysis by using Statistical Package for Social sciences (SPSS). The result of this study indicate that partially, Training have a po…
ABSTRACT This study aims to examine the effect of profitability, investment decision and dividend policy on firm value with corporate governance as a moderating variable. Profitability is assessed using the ROE proxies, investment decision is assessed using PPE proxies, dividend policy is assessed using the DPR proxies, good corporate governance is measured by cgpi score and firm value is …
ABSTRACT Indonesia Capital Market has increase rapidly year by year accompanied with lots of Initial Public Offering company. Underpricing is a phenomenon that happened after the Initial Public Offering announcement in almost all the capital market in the world. This phenomenon caused investors to do herding behavior. This study is aimed to examine the herding behavior post Initial Public …
ABSTRACT Indonesia Stock Exchange provides conventional stocks and Sharia stocks for investors who want to invest. Conventional stocks and Sharia stocks are distinguished by several special characteristics that was in accordance with Sharia principles. However, previous researchers have found that the market with Sharia principles also to deviate and mimics behavioral finance in convention…
ABSTRACT Snakehead fish (Channa striata) is one of fish living in the Sei Paku Reservoir. Research on the stomach content analysis and feeding habits of the fish has been carried out in February-April 2019. Samplings were conducted 6 times, 2 weekly. The number of fish caught was 97. The stomach content was analyzed using a gravimetric method and the data obtained were used for calculating…
Abstract Sumatran fish (Puntius hexazona) is a type of freshwater fish that inhabits the waters around the Riau University and the upstream of the Sibam River. A study aims to determine the type of food in the stomach of the fish from both areas was conducted in July – September 2019. Sampling was carried out 4 times, once/ 2 weeks. The fish was captured using scoop nets. There were 88 f…
Abstract Rawa Mekar Jaya mangrove area is polluted and damaged, and this condition may affects the bivalve community in that area. To understand the types of bivalves present that area, a research has been conducted in July 2019. There were 3 sampling areas, namely the reforestation area, slightly damaged and healthy mangrove. Bivalves are caught manually, and the morphology was observed. …
Abstract Human activities around the river can affect aquatic organism that lives on it including fish. A research aims to identify the types of fish caught in Umban Sari river was conducted in September 2019. Samplings were conducted weekly. The fish was sampled using several net types (mesh size 0.1-1.0 inch) and fishing rod. The fish sampled were identified based on Koetellat et al (199…
Abstrak Restaurant liquid waste is rich in BOD5 dan COD and thus needs to be processed before being flown to environment. A study aims to reduce the BOD5 dan COD in that waste by using the biofilter that was added with EM4 has been conducted in May-Juny 2019. A Completely Randomized Design (CRD) with 3 treatments, without EM4 (P0), addition of 7.5 ml EM4 (P1), 10 ml EM4 (P2) and 12.5 ml E…
Abstract The research of phytoplankton abundance dynamics conducted in July- August 2019 at Lake Putus Pangkalan Baru village. A study aims to know the dynamics of phytoplankton abundance by spatial and temporal. There were 3 stations namely station 1 (inlet area), station 2 (in the middle of the lake) and station 3 (in the end of the lake). In each stations, there were 2 sampling point, i…
ABSTRACT Periphyton is a microscopic organism that lives attached to a submerged substrate. This study aims to determine the trophic status based on periphyton on a glass substrate at Lake Perupuk conducted in June-July 2019. There are three sampling stations, namely S1 (at the inlet lake), S2 (in the middle of the lake) and S3 (at the end of the lake). Sampling is done once/week for 3 wee…
Abstract Tuok Tonga lake in one of the oxbow lakes located in Siak Hulu Sub-District, Kampar District, Riau Province. This lake is used by the local community as a place to catch fish. A research aimed to understand the primary productivity based on oxygen method. A research was conducted in June-July 2019. Water samples were taken in three stations, that is Station 1 (inlet), Station 2 (m…
ABSTRACT Periphyton is a microorganism that attached to a submerged substrate. This research aims to determine the trophic state of the inundated area in Batu Bersurat Village based on periphyton abundance. This research has been conducted in June-July 2019. There were 3 stations, namely S1 (settlements area and closed to palm plantation area), S2 (restaurant and settlements area), S3 (aro…