Keanekaragaman Jambu Biji (Psidium Guajava L.) Famili Myrtaceae Di Kecamatan …

Guava (Psidium guajava) is a plant can bear fruit throughout the year, which can be found throughout the archipelago. Guava is very popular with many people because of sweet and refreshing fruit taste and various nutritional content. This reseach aims to identify the diversity of guava (Psidium guajava) in the Tuah Madani district of Pekanbaru, to conduct guava exploration for inventory. This r…

Peningkatan Hasil Belajar Sains Melalui Media Gambar Dikelas IV SD Negeri 002…

Penelitian tindakan kelas bertujuan untuk meningkatkan hasil belajar sains dengan menggunakan media gambar di kelas IV semester I SD Negeri 002 Aur Cina yang dilakukan pada tanggal 10 Nopember sampai dengan 2 Desember 2008. Subjek penelitian adalah siswa kelas IV SD Negeri 002 Aur Cina yang berjumlah 20 orang, dengan parameter penelitian meliputi hasil belajar siswa, aktifitas siswa dan akt…

Analsis Bahan Penangkap Api Dalam Kebun Kelapa Masyarakat Di Kawasan Gambut R…

Peatland fires often occur in every dry season, which is usually done by clearing land using fire. In this case, there is the potential for fire to spread to the surrounding land which is already in the form of gardens, for example coconut plantations. The availability of fuel that is easily caught by fire such as blarak (dry fronds) can increase the vulnerability of fire to spread into coconut…

Analisis Gen 16s Rrna Dan Gen Penyandi Transglutaminase Dari Bakteri Laut

The marine environment covers more than 95% of the biosphere and covers more than 70% of the earth's surface. Environmental factors such as temperature, pH and salinity produce promising marine biological resources, causing various microorganisms to live in them, one of which is actinomycetes. Actinomycetes have potential for the industrial world as producers of the enzyme transglutaminase. Tra…

Produksi, Karakterisasi Pigmen Dari Bakteri Endofit Paku Laut (Acrostichum Au…

Endophytic bacteria of sea ferns, namely A.A2 1, A.T 2, A.T2 1, B.A2 1, B.T2 1, D.A2 4, D.A2 6, D.B2 2, and D.B2 3 are known to produce natural pigments. The purpose of this study is the production and characterization of pigments from endophytic bacteria of sea ferns and the identification of 16S rRNA gene sequences. Pigment characterization was done by looking at the maximum wavelength absorp…

Uji Produksi Dan Karakterisasi Dekstran Yang Dihasilkan Oleh Isolat Bakteri A…

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2003110265

Karakterisasi Dan Identifikasi Bakteri Penghasil Dekstran Asal Matoa Dan Kopi

Dextran is a polymerization of glucose resulting from the decomposition of sucrose by the enzyme dextransucrase, secreted due to bacterial activity. Dextran has potential as a nano-based drug delivery method due to its high solubility, biocompatibility, biodegradability, and non-immunogenicity. This study focuses on the characterization and identification of dextran-producing bacteria isolated …

Analisis Sekuens Barkode Dna Its Dan Kandungan Fitokimia Berdasarkan Metode L…

DNA barcoding is a technique used to identify, using one or several standard DNA regions, called DNA barcodes, organisms. Maman is plant that grow and widespread in Rokan Hulu and Rokan Hilir regencies, Riau Province. People in this area often consume this plant in the form of fermented vegetables. Phytochemical characterization is an important source of data for the understanding of plant biod…

Uji Kemampuan Bakteri Lipolitik Lokal Riau Dalam Mendegradasi Plastik HDPE Da…

One of the inorganic wastes that is often found is plastic. The plastic material most widely used for packaging is plastic based on polyethylene. Increasing consumption of plastic can become waste and can pollute the land environment because the nature of plastic is not easily degraded naturally. Plastic waste can be degraded in the environment by decomposing microorganisms such as bacteria. Ut…

Uji Aktivitas Antimikroba Mikroba Endofit Yang Diisolasi Dari Tanamanmangga M…

Infection due to skin pathogenic microbes is a public health problem in Indonesia. Cases of resistance of skin pathogenic microbes to synthetic antibiotics make infections difficult to treat. Mango mempelam (Mangifera laurina Blume.) contains phytochemical compounds such as alkaloids, flavonoids, phenolics, tannins and terpenoids which have antimicrobial potential. Endophytic microbes are non-p…

Uji Aktivitas Antimikroba Jamur Endofit Mangga Macang (Mangifera Foetida Lour…

ABSTRACT The increase in cases of skin diseasses that continue to increase and treates using antibiotics will cause microbes to become resistant. One of the efforts that can be done by searching for secondary metabolite compounds contained in the endophytic fungus mango macang (Mangifera foetida Lour.). the content of secondary metabolites in mango macang endophytic fungi such as flavonoids, t…

Uji Organoleptik Microgreens Dari Biji Pepaya (Carica Papaya L. Var. Callina)

Callina papaya seeds are worth developing as microgreens. Papaya microgreens need to be introduced to the public as a new food. This study aims to determine the organoleptic acceptability of papaya microgreens based on age group and presentation method. Organoleptic tests were conducted on three age groups, namely adolescents (17-25 years), adults (26-45 years) and elderly (46-65 years). Each a…

Pengembangan Lembar Kerja Peserta Didik (LKPD) Berbasis Inkuiri Terbimbing Un…

teaching and learning activities (KBM) will produce learning outcomes in accordance with the objectives to be achieved, however, to obtain optimal results, the teaching and learning process must be carried out in accordance with the teaching plan, in the learning process there are obstacles faced by the teacher and others. faced by students. These obstacles have become one of the factors causin…

Pengembangan E-Handout Materi Ekosistem Perairan Tawar dan Laut Untuk Meningk…

In the 21st century, students are required to be able to develop life skills and soft skills in the learning process, including having critical thinking skills. This critical thinking ability is very necessary to train students to be able to think logically, answer problems well, and be rational in making decisions. Therefore, it is necessary to innovate teaching materials to create an interest…

Pengembangan e-LKM Berbasis STEM pada Mata Kuliah Ekologi Perairan untuk Meni…

The 21st century is also known as the era of science and communication. To face the challenges of the 21st century, quality human resources are needed through the education sector. This research aims to determine the validity, practicality and influence of increasing learning motivation and creative thinking in biology education students after using STEM-based e-LKM In this research, the devel…

Karakteristik Morfometrik Ikan Baung (Hemibagrus Hoevenii, Bleeker 1846) Di D…

Kampar River is one of the flooded swamp areas in Riau Province. Hemibagrus hoevenii is one of the most abundant fauna in the Kampar River. One of the important keys in fish identification is the morphometric character. The study was conducted to determine the morphometric differences of male and female H. hoeveniifish in Langgam and Tambak Village, Kampar River using a survey method with …

Keanekaragaman Pisang Di Kecamatan Tambang Kabupaten Kampar Berdasarkan Karak…

Indonesia is known for its diversity of banana cultivars. Banana populations generally decline due to pathogen attacks, including the pathogenic fungus Fusarium oxysporum f.Sp. cubense, which causes fusarium wilt. Banana germplasm resistance to this disease can be detected through SCAR (Sequence Characterized Amplified Region) molecular markers. This study aims to ana…

Analisis Sekuens Barkode Dna Rbcl Dan Kandungan Fenol Pada Maman (Cleome Gyna…

Maman plant (Cleome gynandra L.) is commonly consumed as a fermented vegetable by the Rokan Malay community in Riau province. Apart from the potential nutritional and ethnopharmacological benefits of maman plant, maman plant from Riau have not been studied much so information about this species is still difficult to obtain. The purpose of this study was to analyze the rbcL DNA barcode sequence …

Respon Fisiologi Tanaman Meniran (Phyllanthus Niruri L.) Dengan Inokulasi Jam…

Meniran contains phytochemicals. One of these is a flavonoid that acts as an immunomodulator and has potential as an antiviral. The supply of meniran comes mostly from natural harvesting, raising concerns about scarcity of meniran. Increasing the availability of meniran can be through cultivation and increasing secondary metabolites through drought stress. Drought stress on meniran can increase…

Identifikasi Ektoparasit Pada Ternak Sapi (Bos Sp.) Di Tiga Desa Di Kecamatan…

Ektoparasit merupakan organisme yang hidup berada diluar permukaan tubuh inangnya. Sebagian inang yang menjadi tempat hidup ektoparasit yaitu berupa hewan peliharaan. Ektoparasit yang biasa ditemukan pada sapi serta menganggu kesehatannya yaitu caplak, tungau, kutu dan pinjal. Penelitian ini bertujuan untuk mengetahui prevalensi, intensitas serta mengidentifikasi jenis-jenis ektoparasit pada te…