ABSTRACT The sedimentation rate in a slurry is the speed at which solid particles settle out of the liquid due to the force of gravity. A dispersant is a dispersing agent used to ensure that the particles in the GCC slurry remain stable, do not clump together, and do not settle. This study aims to determine the effect of dispersant dosage on the sedimentation rate, viscosity, and solid con…
This final project discusses various mixtilinear incircles and excircles related to the symmedian line of an arbitrary triangle. The symmedian is defined as the reflection of the median with respect to the angle bisector of a triangle, resulting in a proportional division of the triangle’s sides. The mixtilinear incircle is internally tangent to the sides of the triangle and the circumcircle,…
ABSTRACT Soybean is one of the most important food crop commodities after rice and corn in Indonesia. Soybean production in Indonesia is still low and has decreased from year to year, so it needs to be increased, one of which is through plant breeding. The formation of superior varieties can be done through plant breeding programs. One of the important goals in plant breeding is to obtain high…
ABSTRACT Illegal logging is a criminal act categorized as large-scale, organized crime with extensive networks, making it a special offense. In Riau Province, illegal logging offenses have significantly increased from 2021 to 2024, particularly in Kampar Kiri District, where many residents rely on this activity as a livelihood to meet economic needs. This phenomenon impacts all aspects of life…
Mangroves are important ecosystems that contain various bioactive compounds. Rhizophora mucronata is one of the potential mangrove species, but information on the content of active compounds in its leaves is still limited. This study aims to identify secondary metabolite compounds in ethanol extract of Rhizophora mucronata leaves through qualitative phytochemical tests. The research was conduct…
This research aims to identify the supply chain pattern of wolf herring (Chirocentrus dorap) and analyze the performance of supply chain actors in Tanjung Medang Village, North Rupat District, Bengkalis Regency. The method used in this research is a survey method, with primary data obtained through interviews with fishermen and traders in Tanjung Medang Village. The supply chain pattern analysi…
ABSTRACT Silica gel is one of the silica-based materials that has quite extensive uses such as in the pharmaceutical industry, ceramics, paints and special applications in the chemical field. This study aims to synthesize silica gel from Bengkalis Beach sand by varying the concentration of HCl during gel formation. Silica gel is synthesized through several stages starting with the leaching pro…
The purpose of this study was to find out more about how occupational safety and health (OHS) and work incentives affect the productivity of production employees at PT. Panca Eka Bina Plywood Industry. Employee productivity as the dependent variable, occupational safety and health (OHS) and work incentives as independent variables. The problem is that there has been a decline in productivity as…
Pekanbaru City is a metropolitan city that has businesses that can develop rapidly. The large number of online shop users in Pekanbaru reflects the large number of people who are interested in shopping online rather than going directly to the shop, such as the Pekanbaru crystal guava fruit shop which uses Instagram social media to promote its products. Instagram is a social networking-based app…
Polymesoda expansa belongs to the class of Bivalves that are found in mangrove forests, their habitat is between mangrove roots on muddy substrates, sandy mud and mangrove litter. This study aims to determine the abundance of P. expansa in Anak Setatah Village, Kepulauan Meranti Regency, examine the size frequency distribution, and investigate the distribution pattern in the area. The study con…
Coastal ecosystems play a crucial role in supporting biodiversity but are increasingly threatened by heavy metal pollution originating from industrial and domestic activities. The mangrove species A. alba possesses the ability to absorb heavy metals through phytoremediation processes, making it a promising bioindicator of environmental contamination. This study aimed to analyze the concentratio…
ABSTRACT This study aims to: (1) analyze the income obtained from processing gambir plants into pure gambir in Pak Sukiman's Gambir Sialang business, (2) analyze the added value generated from processing gambir plants into pure gambir in Pak Sukiman's Gambir Sialang business, (3) describe the internal and external factors that are the strengths, weaknesses, opportunities, and threats for the d…
Urethral stricture is a narrowing of the urethral lumen due to fibrosis which can obstruct urine flow and cause complications. Management of urethral strictures includes various methods, with Buccal Mucosa Graft (BMG) urethroplasty being the gold standard due to its high success rate. This study aims to describe the profile of urethral stricture patients who underwent BMG urethroplasty at Arifi…
This study aims to find the effect of Think, Talk, Write (TTW) strategy on the writing descriptive text ability of SMK students. The study used a quasi-experimental method with two groups: an experimental class taught using the TTW strategy and a control class using the conventional method. The data collection instrument was a descriptive writing test conducted before (pre-test) and after (post…
ABSTRACT The role of agricultural extension is very much needed in farming activities, especially in improving farmer behavior, where the role played by extension workers is in their function as agents of change in encouraging and improving farmer behavior. The aim of this research is to analyze the influence of the role of agricultural instructors on the behavior of farmer group members in Te…
ABSTRACT Biodiesel is an environmentally friendly and renewable alternative fuel. In biodiesel production, Palm Fatty Acid Distillate (PFAD) is often used as a raw material due to its high free fatty acid content. The biodiesel production process from PFAD involves two main stages: esterification and transesterification. Using PFAD as a raw material in biodiesel production not only reduces…
ABSTRACT Transfer pricing is a pricing policy applied to the sale of goods, services, and intangible assets to subsidiaries and related parties located in Indonesia or other countries. This research aims to empirically test the influence of effective tax rate, tunneling incentive and bonus mechanism on transfer pricing in mining sector companies listed on the Indonesian Stock Exchange in 2…
ABSTRACT This research aims to analyze the influence of independence, accountability, professional skepticism, and quality control systems on audit quality. Audit quality is an important factor in ensuring the reliability of audited financial reports. In this research, the author tested the influence of four independent variables, namely independence, accountability, professional skepticism, a…
ABSTRACT This research aims to determine the influence of employee engagement and job satisfaction towards organizational citizenship behavior at PT. Angkasa Pura II SSK II Airport Pekanbaru. The population in this study was all 63 employees. Technique sampling used in this research are sampling fed up. The data analysis method used in this research is multiple linear regression analysis u…
SUMMARY Political party campaign fund reports are very important in elections, both to prevent misuse of funds and to maintain political stability. The government has regulated this through Law Number 7 Year 2017 and KPU Regulation Number 18 Year 2023, which requires political parties to record and report campaign funds in an accountable and transparent manner. Accountable reports reflect the …