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…
This research aims to develop modules with problem-based learning (PBL) models based on science literacy on plant materials, analyze the feasibility of modules with science literacy-based PBL models, analyze modules with science literacy-based PBL models. This type of research is development research using the ADDIE model. This research is carried out until stage 3, which is the development sta…
This study aims to produce an electronic Student Worksheet (e-LKPD) with Flip PDF Professional based on the Constructivism Approach on Respiration System Materials for Class XI SMA. The research was carried out at the Biology Education Study Program, FKIP UNRI and at the zoom meeting platform for SMA Negeri 1 Pekanbaru students from June to September 2021. This type of research used the ADDIE m…
This study aims to develop android-based interactive learning media that can be used as a means of student self-study during the pandemic. The research location is at the Laboratory of PMIPA FKIP Riau University and SMAN 1 Pekanbaru in May - August 2021. The development model used in this study is ADDIE which consists of analysis, design, and design stages. Data collection instruments in the fo…
This research was conducted to determine the bacteria characteristics of oil sludge waste in the area of PT Pertamina, Lirik district and its potential to produce student worksheet designs with subject characteristics of bacteria in class X SMA KD 3.5 and 4.5. This research was conducted from December 2018 to March 2019 at the Microbiology Laboratory, Faculty of Medicine, University of Riau. Th…
Pematang Pudu Village is a forest area that has a high heterogeneity of vegetation, with different types of land. Differences in forest land types are thought to affect the diversity of long antenna beetles in the Talang Pematang Pudu Forest area. However, this information is not yet known. This study aims to determine the types of long antenna beetles (Cerambycidae) in the Talang Forest, P…
Gelam (Melaleuca leucadendra Linn.) plants are potential in wood and non-wood (essential oil) production. However, it is still underutilized and quite unpopular particularly compared to essential oil producing cajuputi plants. Gelam naturally grown in peat forests, therefore this species is suitable for revegetation of peat land area. The study aimed to analyze genetic diversity of gelam in…
Castor plants (Ricinus communi L.) produce non-edible castor oil that can be used as material raw in a various industries such as cosmetics, pharmaceutical, and bio fuel. It has been reported that this species is able to survive either in the marginal area or acidic soil. Therefore, castor plants are possibly suitable as an agroforestry commodity in peat land area. To support castor-based a…
Coffee is a drink that is very popular with the people of Indonesia and in other countries. Coffee has many benefits but on the other hand coffee can also damage health, the dangerous content in coffee is caffeine and cafeeic acid. The effect of coffee consumption is still a matter of controversy, one of which is the effect on the kidneys, because the kidneys are the main excretory organ fo…
Riau Province has liberica coffee varieties which resistant to leaf rust that has been released by Balittri, namely Liberoid Meranti 1 (Lim 1) and Liberoid Meranti 2 (Lim 2). Detection of resistance to disease in plants is important to ensure the identity of varieties and to assist plant breeding programs. This identification process can be done through a PCR-based molecular approach using …
Sultan Syarif Kasim Riau State Islamic University is one of the campus in Pekanbaru, which has high ferns diversity. This research aimed to determine the diversity of ferns in the Sultan Syarif Kasim Riau State Islamic University. This research was conducted in November 2018 – Februari 2019 using the exploration method. A total of 14 ferns spesies were found and identified. These species …