The sun bear (Helarctos malayanus) is classified as Vulnerable by the IUCN. This study aims to predict the habitat suitability distribution of the sun bear and identify the environmental variables influencing it within PT. Alam Bukit Tigapuluh, Tebo Regency, Jambi. The Maximum Entropy (MaxEnt) method was employed, which is effective for modeling species distribution based on presence-only data.…
Endophytic bacteria are bacteria that can be found in plant tissue and have mutualistic symbiosis without causing disease symptoms or damaging plant tissue. Endophytic bacteria are known to produce enzymes, antibiotics and others. This study aims to determine the characteristics of 25 isolates of endophytic bacteria from sea fern (Acrostichum aureum L.) macroscopically, physiologically and bioc…
Hemibagrus nemurus (Valenciennes, 1840) is one of the freshwater fish with high economic value and popular with the public. The bream in Siak River, Pekanbaru City, faces pressure due to environmental pollution, especially by heavy metals. This study aims to determine the growth pattern of baung fish and the quality of Siak River waters. The research was conducted in 2 locations, namely Kecamat…
The Elaeocarpaceae family is a group of green flowering plants classified under the Angiosperms, comprising 615 species across 12 genera. This family plays an important role in forest ecosystems, and its wood is utilized in the furniture industry. However, the identification and classification of species within the Elaeocarpaceae family face various challenges due to overlapping morph…
Plant diseases caused by pathogenic fungi are one type of disease that attacks cultivated plants. This study aims to test the activity of Trichoderma spp. local isolates of Riau against pathogenic fungi Ganoderma boninense and Colletotrichum spp. the Colletotrichum spp. isolation were taken from Capsiccum annuum fruit and Sansevieria trifasciata leaves with symptoms of anthracnose disease. The …
Citrus is one of the genus of the Rutaceae family originating from Asia. This study aims to determine the histochemical characteristics of the fruit skin of four species of Citrus (Rutaceae) from Pekanbaru Riau and the level of toxicity based on the LC50 value. The samples used were Citrus aurantiifolia, Citrus hystrix, Citrus limon, Citrus medica. This research was conducted from October 2024 …
The soil surface beneath mangroves is never flat, especially in the back zone. The presence of burrowing fauna such as mud lobsters (Thalassina anomala) can modify the soil surface through bioturbation processes, resulting in the formation of mounds or protrusions, as well as depressions. These modifications can influence water retention and flow. Consequently, they are also suspected to affect…
Earthworms are a group of animals that play an important role as bioindicators of soil fertility. The agricultural system applied to a land can affect the presence of earthworms. This study aims to analyze earthworm density and physico-chemical conditions of monoculture and polyculture vegetable plantations in Alampanjang Village, Kampar Regency. This research was conducted in January 2025. Pur…
Pelam mango (Mangifera laurina) is known to contain bioactive compounds such as flavonoids, phenolics, gallic acid, quercetin which are able to act as antimicrobials. The same bioactive compounds are thought to be produced by endophytic fungi. This study aims to test the antimicrobial activity of ethyl acetate of the endophytic mushroom M. laurina against Propionibacterium acnes, Staphylococcus…
The low achievement of Learning Objective Achievement Criteria (KKTP) in mathematics among students in class VII-1 at SMPN 19 Pekanbaru served as the background for conducting this research. This classroom action research aimed to improve mathematics learning outcomes and enhance the learning process through the implementation of the Problem Based Learning (PBL) model. The research design emplo…
This study was motivated by the low mathematical problem-solving Skills of students caused by inappropriate learning approaches, as well as the lack of teaching materials that support the development of mathematical problem solving skills. This study aims to produce mathematics teaching materials based on a scientific approach that is valid and practical to facilitate students' mathematical…
Sagu merupakan salah satu komoditas unggulan yang menjadi mata pencaharian utama bagi masyarakat pesisir di Kabupaten Kepulauan Meranti, khususnya di Desa Maini. Kabupaten ini dikenal sebagai daerah penghasil sagu terbesar di Indonesia dan telah ditetapkan sebagai Sentra Sagu Nasional. Dengan luas perkebunan sagu mencapai 39.951 hektar dan produksi tahunan sekitar 39.851 ton, sagu memiliki pote…
Efforts to strengthen students' character have become a key aspect of Efforts to strengthen students' character have become a key aspect of Efforts to strengthen students' character have become a key aspect of Efforts to strengthen students' character have become a key aspect of Efforts to strengthen students' character have become a key aspect of Efforts to strengthen students' character have …
Keterampilan komunikasi interpersonal merupakan kemampuan individu untuk menjalin hubungan sosial secara efektif, yang mencakup aspek keterbukaan, empati, saling mendukung, sikap positif, dan kesetaraan. Siswa yang terisolir adalah mereka yang mengalami kesulitan dalam menjalin hubungan sosial, cenderung menyendiri, dan kurang diterima oleh lingkungan sekitarnya. Kondisi ini dapat berdampa…
Perilaku phubbing adalah tindakan menyakiti orang lain dalam interaksi sosial karena lebih asik dan fokus pada smartphone sehingga mengabaikan keberadaan dan komunikasi dengan orang yang ada disekitarnya. Kebiasaan ini dapat mengganggu kelancaran proses komunikasi tatap muka dan menjadi salah satu faktor penghambat dalam interaksi sosial seseorang. Maka dari itu, perlu adanya upaya untuk m…
Penelitian ini berjudul “Pengaruh Layanan Konseling Kelompok dengan Teknik Assertive training Terhadap Sikap Asertif Siswa Introvert di SMA Dharma Loka Pekanbaru”. Penelitian ini bertujuan untuk mengetahui gambaran Sikap Asertif siswa introvert sebelum dan sesudah diberikan layanan konseling kelompok dengan teknik Assertive training, mengetahui perbedaan tingkat sikap asertif sebelum d…
This study aims to describe the use of the meaning of coordinating conjunctions in the novel Teruslah Bodoh Jangan Pintar by Tere Liye. This research employs a descriptive qualitative approach with data collection techniques using observation and note- taking. The main focus is to identify the types of meanings of coordinating conjunctions found in the novel and provide sentence examples for ea…
Physical fitness in schools needs to be developed to support the achievement of an optimal teaching and learning process. A lack of physical fitness can affect both the physical and mental performance of students, making them unprepared or unable to handle the workload involved in learning activities—an obligation that students face every day. However, the researcher observed that the teacher…
This research seeks to examine the connection between students’ personality types, as identified through the MBTI (Myers-Briggs Type Indicator) and their economic learning outcomes of twelfth-grade social science students at SMAN 15 Pekanbaru. Personality types can influence students' learning styles and understanding of the material, making it essential to understand these personality ty…
This study aims to determine the knowledge of sexual violence among children aged 5-6 years before and after being given the "Kenali dan Lindungi Diri" (Recognize and Protect Yourself) animated video at TK-PG LAB FKIP UNRI. This research is a quantitative experimental study with a pre-experimental design using a one group pretest-posttest model. The population in this study consisted of 64…