Mudskipper is one of the aquatic fauna that can be found in intertidal areas, both beaches and mangrove forests. Mangrove degradation and coastal abrasion cause changes in the intertidal environment of Bengkalis Regency that can have an impact on the existence and diversity of mudskipper. This study aims to inventory and characterize mudskipper (Gobiidae: Oxudercinae) from the intertidal e…
Riau Province has potential of diverse natural resources, the various ecosystems, it can be used as learning resources for students to support understanding the basic concepts of biodiversity material. This study aims to develop and determine the quality of video documentary based on virtual field trips as an alternative medium for learning biology on biodiversity material for high school …
The science learning process is not only in the form of collecting facts, data and concepts, but also the discovery process. The spread of Coronavirus disease 19 (Covid-19) has an impact on the education system, learning activities are carried out online or online using various digital platforms. These changes also occur evenly in SMP Kecamatan Singingi so that various problems and challenges a…
Changes in the world of education in 21st century learning as a means of preparing a generation that has various abilities to face every challenge in life. Must-have skills such as mastery of information and communication technology. Changes in education in indonesia due to the impact of the Covid-19 pandemic caused the learning system to change to online and then to limited face-to-face learni…
This study aims to determine the validity of teaching materials for STEM-based agricultural waste management modules on environmental pollution materials developed and the effect of the developed modules on increasing critical thinking and student learning outcomes on environmental pollution materials. This research consists of two stages, namely the first stage of module development using…
This research consists of two stages, namely the first stage of media development using Research & Development through the ADDIE approach in the Master Program of FKIP UR, the second stage of experimentation at SMAN 3 Rambah Hilir. The media validation stage involved 4 subjects (1 media expert, 1 material expert and 3 pedagogical experts). Feasibility assessment by experts using validation…
The study aims to see the carbon potential stored in tree and litters at Hutan Larangan Adat Kenagarian Rumbio Kampar District and its potential to produce designs of air pollution modules in tenth grade high school biology study. The study was conducted from January to February 2019. This research was a descriptive study using survey methods in Hutan Larangan Adat Kenagarian Rumbio and in Biol…
This study aims to determine the potential of the Booklet design in high school learning on bacterial material for class X. This research was conducted at the Binawidya Campus, Riau University in December 2020 - January 2021. This study was carried out with the ADDIE design, namely the analysis and design stages. Booklet design in the form of an analysis of the potential development of learning…
Indonesia has a highly diverse macrofungi species, which have important benefits in food with potential as medicine for humans. This study aimed to explore the biodiversity of macrofungi and its potential use in the Rubber Plantation of Titian Modang Kopah village, Kuantan Singingi. This study used an exploration method namely descriptive analysis. Twenty macrofungi were obtained included 2…
Mangrove horseshoe crab (Carcinoscorpius rotundicauda) is a type that spread in several Asian countries that has morphological variations. The study aimed to compare the morphological character of male and female C. rotundicauda, compare the morphometric character of male C. rotundicauda between five stations, and compare female morphometric characters between five stations. Sampling was c…
Date palm (Phoenix dactylifera L.) is an Arecaceae plant that grows in middle eastern countries and may live in tropical regions. There are still very few nurseries, cultivation and production of dates in Indonesia and the cultivation of dates are still done traditionally, which is an obstacle in producing large quantities of date seedlings. The rapid propagation of dates can be done in vit…
Mangrove forests are forests that grow in brackish water and are affected by the tides of the sea. Actinomycetes are Gram-positive bacteria that have the ability to adapt in various environmental conditions. The purpose of this study was to explore and characterize actinomycetes using several pre-treatment samples to obtain actinomycetes from mangrove soils in Kuala Enok, Tanah Merah Subdi…
Kasturi orange (Citrus microcarpa B.) is type of citrus group that has a small size and a relatively unique taste. Acclimatization is the final stage of the whole series of propagation using the in vitro method. The purpose of this study was to determine the best effect of several combination media using black soil during the acclimatization period of kasturi oranges. This research was cond…
Actinomycetes are gram-positive bacteria capable of producing important metabolite compounds. Isolation uses samples of rizospher and endophyte from the medicinal plant Dianella ensifolia. The purpose of the study was to obtain isolates of actinomycetes from rizosfir and endophyte D. ensifolia and their characterization. Isolation uses three pre-treatment methods in rizosfir samples and us…
The immeasurable situation in the learning process has become a challenge in the effective learning, for example the cases that have been experienced by citizens of the world including Indonesia regarding the covid-19 that occurred at the end of 2019 caused the learning process in various educational institutions to be stopped for quite a long time, until a solution emerged to carry out the dis…
This study aims to controlling environmental pollution by biodiesel using Bacillus cereus Strain IMB-11 bacteria by optimizing the nutrient ratio of bacteria. This research was conducted at the microbiology laboratorium medicine fakulty of Riau University in December 2020-February 2021. The media used were SMSS media with the addition of variations carbon, nitrogen and fosfor ratio (100:10:1, 1…
The 2013 curriculum requires students to be able to develop thinking skills in the learning process, one of which is critical thinking skills. Critical thinking skills must be supported by the use of appropriate learning resources, namely electronic worksheets based on critical thinking skills on motion system material. This study aims to produce electronic student worksheets (LKPD) oriented to…
This research aims to develop an electronic enrichment book based on multiple intelligences on quality digestive system materials. This electronic enrichment book was developed based on indicators of multiple intelligences or multiple intelligences consisting of 9 types of intelligence that exist in each individual. This type of research is a development research using the ADDIE model. This res…
This study aims to produce Student Worksheet on quality material for the Class XI High School Respiration System. This research was conducted at the Faculty of Teacher Training and Education, University of Riau, SMAN 1 Pekanbaru and SMAN 8 Pekanbaru in October-February 2021. The type of research used was Research and Development (R&D) with the ADDIE research model consisting of 5 stages, namely…
This study aims to produce a Student Worksheet (LKPD) on quality material for Environmental Change and Conservation for class X SMA. This research was conducted at the Faculty of Teacher Training and Education, University of Riau, SMAN 1 Koto Kampar Hulu and SMAN 2 Koto Kampar Hulu in October-January 2021. The type of research used was Research and Development (R&D) with the ADDIE research mode…