ABSTRACT Tomato (Solanum lycopersicum L.) is an important commodity in Indonesia, yet its productivity in Riau Province remains low due to cultivation challenges in lowlands with high temperatures. Plant breeding programs aimed at developing superior adaptive lowland varieties represent a potential solution. Breeding success depends on genetic diversity, heritability, and selection response of…
According to the World Health Organization (WHO), in 2019, patients with chronic kidney disease accounted for 15% of the global population and caused 1.2 million deaths. In 2020, there were 254,028 recorded deaths, and in 2021, the number of cases exceeded 843.6 million. In Riau Province, data from Arifin Achmad Regional General Hospital show a yearly increase in mortality due to chronic kidney…
ABSTRACT Rubber fruit shells are type of plantation waste that can be used as a raw material for the production of activated carbon.The purpose of this study is to produce activated carbon from rubber fruit shells with the best concentration using zinc chloride activator in accordance with SNI No. 06-3730-1995. The research was carried out experimentally using a complete random design (CRD…
The stock market plays an important role as an indicator of business asset value and is the primary choice in the world of investment. PT Telkom Indonesia (Persero) Tbk is one of the state-owned enterprises whose shares are highly sought after by investors, but its share price often fluctuates due to economic, political, and market sentiment factors. The objective of this study is to predict th…
ABSTRACT Forest destruction is a process, method or act of destroying forests through illegal logging activities, use of forest areas without permits or use of permits that are contrary to the aims and objectives of granting permits in forest areas that have been determined, have been designated, or are being processed for determination by the government. . In this case, forest destruction occ…
ABSTRACT Micro, Small, and Medium Enterprises (UMKM) in the culinary sector face challenges in production efficiency due to the limitations of the equipment they use. Many business owners still rely on manual methods or simple machines that are unhygienic, inefficient, and difficult to clean. To address these issues, this final project aims to modify a manual meat grinder into a motorized syst…
The Slaughterhouse (RPH) plays an important role in supporting food security and the economy, but it also has a significant environmental impact if not managed sustainably. Waste generated, such as blood, rumen, manure, and leftover feed, can pollute the environment if not properly managed. Based on observations at RPH Bangkinang, with 3-5 cattle slaughtered daily, the waste produced amounts to…
Pengambilan keputusan karir adalah proses yang dilakukan individu untuk membuat pilihan yang diinginkan dari beberapa alternatif pilihan. Dimana individu mampu mencapai tugas-tugas perkembangan secara baik dan mandiri. Untuk memilih atau mengambil sebuah keputusan tentu ada pertimbangan yang dilakukan. Agar siswa tidak salah dalam memilih dan dapat mencapai tujuan dan cita-cita dimasa depan ser…
ABSTRACT ClO2 is an industry that produces chemicals in the form of chlorine dioxide (ClO2). One of the supporting materials for making ClO2 is sodium chlorate using the electrolysis method. The concentration of liquor and residual HCl needs to be maintained to produce quality sodium chlorate by maintaining the temperature of the weak chlorate heater. Temperature changes at this stage can …
Tourism is developing as a sector that fulfills human needs for recreation. Pelalawan Regency, especially Teluk Meranti District, has a unique tourist attraction in the form of the Bono Wave, which only exists in two places in the world. This natural phenomenon, which was initially considered scary, is now the main attraction for tourists. The Tourism, Youth and Sports Office of Pelalawan Regen…
This study aims to determine and analyze the extent of the role of the Indragiri Hilir Regency Education Office in carrying out its main tasks and functions and to determine the factors causing children to drop out of school. The main problem in this study is the lack of interest in children to go to school, weak family economy, and friends. This study uses a qualitative research method with da…
ABSTRACT This study aims to determine the effect of audit opinion, profitability, leverage and company size on audit delay. This research uses a quantitative approach with secondary data obtained from the annual financial statements and the company’s annual report. The population in this study consists of Property and Real Estate sector companies listed on the Indonesia Stock Exchange from 2…
Groundwater is a very important natural resource for human life, especially in areas with limited access to surface water. Identification and mapping of aquifer zones are important steps in ensuring the availability of quality and sustainable groundwater. This study aims to analyze the characteristics of aquifer zones in Sialang Sakti Village, Tenayan Raya Subdistrict, using the Wenner configur…
ABSTRACT Pakcoy mustard is one of the most popular vegetables in Indonesia because it tastes good, is nutritious and is rich in vitamin A and vitamin C. Conventional pakcoy cultivation practices that use agrochemicals such as chemical fertilisers and synthetic pesticides can leave residues in the soil and on crops that have the potential to pollute the environment and endanger consumer health.…
TikTok allows users to create instant videos with its various features. One TikTok account that went viral and became controversial is the account @Iben M.A. The content produced by @Iben M.A showcases generosity on social media. Based on the researcher’s observations, this content has sparked pros and cons among Universitas Riau students, making it an interesting subject for further research…
Rivers are a form of aquatic ecosystem that plays an important role in the hydrological cycle and functions as a water catchment area for the surrounding area, so that the condition of a river can be influenced by the characteristics of the surrounding environment. This study aims to determine the Diversity of Species and Abundance of Economically Important Fish in the Nilo River, Betung Villag…
Clam Meretrix meretrix is an economically and ecologically significant bivalve mollusk. This study aimed to determine the population structure and habitat characteristics of M. meretrix in the intertidal zone of Teluk Lancar Village, Bengkalis Regency. The research employed a survey method from November-February 2025, focusing on one station divided into three subzones (Upper, Middle, Lower). R…
This research was conducted in Pengalihan village, Keritang District, Indragiri Hilir Regency with the aim of explaining the role and obstacles of women in improving the family economy by workers who contribute to gouging work. The number of subjects in this research were 5 people, 1 (Coconut Toke) and 4 coconut chip workers. The theory used is role theory. The results of the research show that…
This study aimed to examine the effect of corporate social responsibility, dividend policy, firm size, free cash flow, and good corporate governance on firm value. The mechanism of good corporate governance in this study include the board of commissioners, size of the board of director, audit committee, managerial ownership, and institutional ownership. The object under study is a manufacturing…
The purpose of this study is to improve the learning outcomes of IPS students of class V SDN 008 Teluk Jira District Tempuling Indragiri Hilir by applying cooperative learning type of talking stick model. The method used in this research is classroom action research. Subjects in this study were the students of grade V SDN 008 Teluk Jira District Tempuling Indragiri Hilir Regency in the academic…