Abstract Production of catches on hand line fishing gear at Kutaraja Ocean Fishing Port has decreased, this is clearly seen from the level of fish production produced, which was 2,407,580 tons in 2018 compared to production in 2019, which was 2,285,750 tons. The fishing business, which has become one of the livelihoods of the Indonesian people, is a little riskier compared to other businesses…
Abstract The coastal area in Dumai Barat District has experienced many changes in the function of coastal land and mangroves so that various human activities provide input of organic and inorganic materials that will affect air quality and phytoplankton. This study aims to determine the fertility of the waters in the coastal area of west Dumai District, Dumai City, Riau Province. This research…
Abstract The presence of gastropod is related to the seagrass condition. A study purposes to understand the relationship between seagrass and gastropod densities in the Teluk Bakau Beach Bintan, Bintan Regency Riau Islands has been conducted in April-May 2022. There was a survey method with three stations, namely the area close to human inhabitant (St1), ecotourism area (St2), and natural area…
ABSTRACT This study intends to explain social capital in group business development (KUB Kembang Sialang study, Sialang Munggu Village, Tuah Madani District, Pekanbaru City) in terms of social capital in group business development consisting of social networks between membership in membership, social network membership of Joint Business Groups (KUB). with business partners, norms between membe…
ABSTRACT Heavy metals in water can be included in hazardous and toxic materials when found in high concentrations. Mercury (Hg) and Chromium (Cr) are dangerous heavy metals if it enters a body of water, it will affect aquatic organisms. This study aims to determine the effect of heavy metals Hg and Cr on the growth of Dunaliella sp. through the value of IC50 96 hours, LOEC and NOEC, and chloro…
Abstract Water quality in the upstream and the downstream of the Kampar River is diferent due to pollution. However, Macrobrachium rosenbergii can be found in those areas. The condition of the water may affect the morphological characteristics of the prawn. To understand the morphological differences of the prawn, a study has been conducted in February - April 2022. Samplings were conducted th…
ABSTRACT Growth of Dunaliella sp is affected by environmental condition and nutrient present in the media. To understand the effect of liquid fertilizer made from fermented Azolla sp and light intensity on the growth of Dunaliella sp, a study has been conducted on April 2022. There was a CRD, with two treatments of liquid fertilizer dosages, namely P1 (0.62 ml/L), P2 (1.86 ml/L), P3 (3.10 ml/L…
ABSTRACT Heavy metals are chemicals that can pollute waters and are toxic to microalgae, such as mercury (Hg) and zinc (Zn). Heavy metal Zn is an essential heavy metal, but it is toxic if the metal concretation is high in water. The study aimed to find out the toxicity of Hg and Zn as well as compare the toxicity of Hg and Zn against the abundance of Cyclotella sp. in 3 parameters namely, IC50…
ABSTRACT Dikia rabano art is an art with Islamic nuances located in Nagari Panampuang, Ampek Angkek District, Agam Regency. Dikia rabano art is a local cultural property that must be maintained and preserved by the community, especially teenagers. This art is practiced by men between the ages of 18 and 50 and is usually performed at weddings and the release of pilgrims. Dikia rabano art is usu…
The purpose of this study was to determine the effectiveness of the application of the Teams Games Tournament cooperative learning model, assisted by wordwall, on the conceptual understanding of grade 7 students at SMP Muhammadiyah 1 Pekanbaru. The type of research used was experimental research with a quasi-experimental "non-equivalent control group design" with the "posttest only control grou…
Model pembelajaran merupakan suatu bagian yang integral dari proses pendidikan disekolah dan mempunyai peranan yang sangat penting dan strategis dalam upaya membantu tercapainya tujuan pembelajaran yang efektif dan efisien. Fisika salah satu mata pelajaran di kurikulum 2013 yang harus dikuasi oleh siswa, karena pada hakikatnya pembelajaran fisika merupakan mata pelajaran yang wajib di SMA. Sela…
Concept understanding is an important component in science learning. The level of concept understanding can be used as a measure of success in learning. The selection of learning media and approaches when conducting learning is expected to increase students' understanding of concepts. This study aims to determine the increase in understanding of concepts when applying Go-Lab through an inquiry …
Science learning in junior high schools still uses traditional learning which places the teacher as the center (teacher centered) dominated by the lecture method. Students active in the class, the learning cycle 5e learning model is used with the help of a talking stick game. The purpose of this study was to determine differences in student learning outcomes with classes that apply the learning…
This study aims to improve the learning process so that it can improve the mathematics learning outcomes of students in class XI IPS SMA Persada Pebenaan for the 2020/2021 academic year through the application of the Discovery Learning learning model. The process of collecting data involves observing the activities of teachers and students in action. This research is a classroom action research…
The problem in this research is that in the implementation of Physical Education learning, especially the Floor Gymnastic subject, teachers tend to give value to students who can carry out perfect movements in Floor Exercise learning. This makes the learning outcomes that occur at SDN 192 Kota Pekanbaru not so good. This happened due to the low interest in student learning, a boring learning mo…
Physical education learning has not taken place optimally in accordance with the curriculum at the education unit level with the observed symptoms, among others, in the physical education teacher's lesson plan that has not fully prepared the syllabus and lesson plans based on the education unit level curriculum. Based on these symptoms, the problem in this research is the ineffectiveness of Phy…
Health is an important element in human life. In conditions of physical and spiritual health, humans can carry out activities optimally. To get good physical and spiritual health, it is necessary to maintain regular health care. Some efforts to maintain health are by doing physical activity and maintaining sleep quality. The purpose of this study was to find out whether there is a relationship …
The constraint this research is that learning motivation of physical education students during the Covid-19 pandemic through the Google Classroom media is very lacking. The aim is to find out the learning motivation of students in Physical Education, Health and Recreation, Class of 2019 FKIP UNRI. The population and sample in this research were students of Penjaskresek's Classes A and B of 2019…
In the teaching and learning process, it can be seen that tutors tend not to pay attention to or adapt to the conditions of children with special needs, this certainly has an impact on the learning desires and expectations of children with special needs. This type of research is a descriptive research and a qualitative approach which aims to provide a systematic picture of the situation that is…
ABSTRACT This research was conducted in May 2022 at the Estuary of the Kambang River, Pesisir Selatan Regency, West Sumatra. This study aims to analyze the structure of the zooplankton community based on depth. The method used is a survey method by determining the location of sampling by purposive sampling and zooplankton sampling points by stratified sampling. Sampling of zooplankton using a w…