Bukit Batu Village is a village that has the largest mangrove forest in Bengkalis, Riau Province. Unfortunatelly, most of mangrove ecosystems in the region are treathened, especially along the coastline. The purpose of this study were to determine the regeneration of mangrove seedling naturally after the deforestation and to determine the characteristics of regeneration in Bukit Batu Villag…
Mungbean (Vigna radiata L.) is an important legume after soybean and peanut. This study aime to analyze the genetic diversity of 10 mungbean genotypes from Riau Province using g-SSR (Genomic-Simple Sequence Repeat) marker. The DNA total was extracted from fresh leaves then amplified using 8 primer pairs of g-SSR. The PCR products were migrated on 2,5% agarose gel in 1X TBE buffer. The DNA …
Indonesia has large peat land areas. However, those areas nowadays are getting decreased due to increasing of peat land conversion into Industrial Plantation Forest (HTI) which is usually followed by drainage treatment. One of Indonesia's drained peatlands for HTI acacia (Accacia crassicarpa) is located in Siak Regency, Riau Province. Drainage causes a decrease in peat soil quality and able…
Cultivated plants and ornamental plants are often attacked by pathogenic fungi resulting in decline of population and crop production. Biocontrol with antagonistic fungi is one of the most effective and environmental friendly methods in suppressing the growth of plant pathogens. This study aimed to examine the antagonistic activity of Riau local fungal isolate against some pathogenic fungi…
Durik-durik (Syzygium sp.) is one of plants belongs to the family Myrtaceae that found in Kajuik Lake, Langgam, Pelalawan District, Riau Province. This plant is well adapted to waterlogging conditions and potential as a source of tolerant genes of flooding. Gene expression analysis requires internal controls such as actin and 18S rRNA. This study aimed to isolate actin and 18S rRNA genes o…
Bacteriocin is a protein substance, with small molecular weight and has antimicrobial activity. This study aimed to characterize bacteriocin from local Lactic Acid Bacteria (LAB) on several variations of pH, temperature, and biopreservative effectivity test of bacteriocin on meat from the aspect of microbiological quality. JN6, JN3, MGS1, PSG2, SR7, and PSG8 isolates showed high bacterioci…
Durik-durik (Syzygium sp.) is one of the plants that have been adapted to wetland ecosystem in Kajuik Lake, Langgam District, Pelalawan Regency, Riau Province. The ability of this plant adaptation can’t be separated from the existence of genes related to the stagnant puddle adaptation. To know the genes involved in the stress, a gene expression analysis can be performed. As a first step, …
This research aims to know the effectiveness of lime juice (Citrus aurantifolia) as a substitute for vinegar and flavor concentrates on the quality of nata de soya and develop learning modules nata de soya by administering lime juice (Citrus aurantifolia) on the matter of biotechnology high school class XII. This study consisted of two phases: the first making of Nata de Soya using the experime…
The aim of this research was to increase critical thinking skill on the subject digestion system grade VIII junior high school. This research was conducted at the Laboratory of Biology Department of the University of Riau PMIPA FKIP and SMPN 23 Pekanbaru in March to September 2016. The research is a research development by using ADDIE model of integration to the stage of development. There are …
This study was conducted to determine the effect of nutrient concentrations on plant growth AB Mix the spinach with hydroponic techniques wick system as well as the design for the development of learning handout on SMP IPA in March-May 2016. The study was carried out by two phases: an experiment: the effect of nutrient concentrations AB Mix the spinach plant growth (Amaranthus tricolor L.) with…
This study aims to determine students' perception of the implementation of cooperative learning model type Teams Games Tournament (TGT) and its relationship to learning outcomes ipa biology class VII MTs Darul Hikmah Pekanbaru. This study was conducted in May and July 2016. The sample in this study were 48 students of class and class VIIa5 VIIb4 2015/2016 school year and one science teacher. Th…
Research was conducted to determine the Local Wisdom Base Village Society Indarung resources management in a river in the village of Pangkalan Indarung, Kuantan District Subdistrict Singingi Singingi in April until the month of May 2016. The research used to design a modular unit at study Biology with the concept of Biodiversity Conservation in SMA, in two stages namely stage of research and de…
Peatland fires are confirmed to affect ecological balance of ecosystems due to vegetation destruction. The leaves are the first organ of the most flammable. Therefore, the morphological characteristics of plant leaves after the fire are importance to be studied. This reserach aims to produce LKPD Learning VIII class of biological science at Junior High School by utilizing the research findings …
Technological Pedagogical and Content Knowledge (TPACK) is a conceptual framework that shows the relationship between three kinds of knowledge needed by the teacher or prospective teacher including technological knowledge, pedagogical knowledge, and content knowledge. This research is a development research that aims to see how the quality of the design workbook strengthening of technology know…
This study aims to determine students' critical thinking skills improvement through the application of Problem Based Learning (PBL) in biology learning class XI SMA PGRI Pekanbaru. This research was conducted in class XI SMA PGRI Pekanbaru MIA 3 TA second semester 2015/2016. From April to May 2016. The subjects in this study were students of class XI MIA 3 academic year 2015/2016 with 23 s…
The goal of this study is to give description about the ability of critical thinking students of excellent class X MAN 2 Model Pekanbaru in learning Biology academic year 2015/2016. This study was conducted on Mei-June 2016. The sample of this study was 24 students. The instrumen of collecting data was daily assessment of basic competence, the value of Biology report on first semester, closed s…
This research aims to know the effectiveness of the extract of soybean (Glycine max L. Mer) in lieu of ZA on the quality of Nata de banana skin and analyze potential design Student Worksheet (LKS) in learning biology in high school of research results. This research consists of two stage. The first stage of research that is making nata de banana skin using the experimental method with completel…
This research aimed to improve learning outcomes biology class XI Science SMA Taruna Pekanbaru through the implementation model of Discovery Learning (DL) using the Concept Map, the research was conducted in SMA Taruna Pekanbaru in April-May 2016. The parameters measured were the result study of cognitive, affective and psychomotor. Classroom action research had been done in two cylce. There we…
This study was conducted to determine the effect of concentration liquid organic fertilizer on the growth of lettuce with a wick system engineering and design for the development of science junior high school learning modules in March-May 2016. The study was carried out by two phases: an experiment: the effect of the concentration of liquid organic fertilizer BioSAR 003 on the growth of lettuce…
Biodiversity materials are many abstract concepts for learners. Learners can only imagine what the teacher says when explaining, so that learners have different responses to the knowledge described by the teacher. In this material, learners tend to only memorize the material alone, so that feel bored in learning and learning passively. The purpose of this research is to Produce Quality of S…