Pengaruh Media Simpan Dan Lama Penyimpanan Terhadap Daya Kecambah Biji Cemped…

Cempedak seeds are recalcitrant, so it cannot be stored at high temperatures and humidity. Seed storage techniques need to be used to maintain viability during storage. Important factors in storage techniques are storage media and storage time. The aim of this research are to look at the interaction of storage media and appropriate storage time in cempedak seed storage techniques. This research…

Struktur Hati Ikan Baung (Mystus Nemurus Cv) Dari Perairan Sungai Siak Kota P…

The Siak River in the Pekanbaru City area experienced heavy metal waste pollution in 2016 containing heavy metal Pb ranging from 0.06 - 0.09 mg/L. Pb high levels in the water will affect the structure of fish organs, especially the liver. The study aims to determine changes in the macroscopic and microscopic structure of the liver organ of baung fish (Mystus nemurus CV), as well as Pb levels i…

Analisis Kadar Vitamin C Dan Β-Karoten Pada Biji Mangga Arum Manis (Mangifer…

Arum manis mango seeds have very strong antioxidant activity with an IC50 value of 2.84 μg/mL. The strong antioxidant activity is influenced by the antioxidant compounds contained in it. This study aims to analyze the levels of vitamin C and β-carotene in arum manis mango seeds obtained from ripe fruit on trees, modern markets and traditional markets in Pekanbaru. This research method uses a …

Identifikasi Jenis Dan Kepadatan Populasi Cacing Tanah Di Perkebunan Salak De…

Salak is one of the most widely cultivated and economically valuable crops in Indonesia. Some salak plantations use monoculture and polyculture systems and use chemical fertilizers. In biological studies, the difference in management systems affects the presence of soil animals in it, one of which is earthworms. Earthworms play an important role in improving soil structure. This study aims to d…

Kemampuan Tumbuh Genjer (Limnocharis Flava) Pada Beberapa Konsentrasi Limbah…

The household liquid waste containing high levels of organic and inorganic materials, which may cause environmental pollution. One of the efforts to overcome pollution caused by waste can be made by phytoremediation using Limnocharis flava. The purpose of this research was to determine the ability growth of Limnocharis flava to grow at several concentrations of household liquid waste. The resea…

Uji Fitokimia Microgreens Dari Biji Labu Madu (Cucurbita Moschata Duchesne)

Microgreens are vegetables that have two cotyledon leaves that are fully developed and can be harvested 7-21 days after planting. Honey pumpkin is a type of fruit has the potential as a plant that can be used as a microgreens because they have high nutritional and nutritional content. The study aims to determine the content of secondary metabolites contained in honey pumpkin microgreens using q…

Analisis Proksimat Dan Aktivitas Antioksidan Microgreens Dari Biji Labu Madu …

Microgreens are young vegetables produced from vegetable seeds and herbs, while fruit based microgreens have not been widely developed. Honey pumpkin has the potential to be used as microgreens. This is in line with the use of honey pumpkin seeds which are generally only use to make sunflower seeds. Honey pumpkin seeds have abundant nutritional content so they can be developed into microgreens.…

Gen 12s Rrna Pada Ikan Baung (Hemibagrus Hoevenii, Bleeker 1846) Di Sungai Ka…

The Kampar River and its tributaries play an important role and have been utilized by communities around the river flow. One of the species of fish that lives in the Kampar River is Hemibagrus hoevenii. Genetic diversity research using the 12S rRNA gene of H. hoevenii baung fish from Kampar River, Langgam District, Pelalawan Regency, Riau Province has never been conducted. The advantages of thi…

Analisis Sekuens Barkode Dna Matk Dan Trnl-Trnl-Trnf Intergenic Spacer (Igs) …

Bitter Rattan Plant (Calamus caesius L.) is one of Arecaceae family types that has a shrub habitus characterization, growing in clumps, and creeping on other plants. This plant is usually taken by the Rokan Hilir citizens as a traditional culinary called 'pangkek'. The aim of the study is to analyze the sequences barcodes DNA of matK and trnL-trnL-trnF IGS of bitter rattan plant (Calamus caesiu…

Analisis Sekuens Barkode Dna Matk Dan Trnl-Trnl-Trnf Intergenic Spacer (Igs) …

Pepina (Pterococcus corniculatus) is one of the native plants of Riau consumed as vegetables by the Malay Rokan community due to its high protein and ascorbic acid content. The pepina plant can be identified using short-length DNA sequences (barcode). The DNA barcodes that can be used are matK and trnL-trnL-trnF Intergenic Spacer (IGS). This study aims to analyze the DNA barcode sequences of ma…

Profil Pita Scar (Sequence Characterized Amplified Region) Terkait Resistensi…

Banana (Musa sp.) is a commodity frequently consumed by people because of its price and easy to obtain. The production of banana has been decreasing mainly due to Fusarium wilt disease caused by pathogenic fungi Fusarium oxysporum f. sp. cubense (Foc) strain tropical race 4 (Foc TR4). This study aims to analyze SCAR (Sequence Characterized Amplified Region) band profile related to Foc TR4 resis…

Analisis Sekuens Barkode Dna Rbcl Dan Its Pada Tumbuhan Pucuk Seminyak (Champ…

ABSTRACT DNA barcode is a short sequence of a gene positioned within the standardized genome that can identify all species of organisms. Seminyak shoot vegetables are plants originating from Riau, which are one of the traditional Malay vegetables of Rokan. This research aims to analyze the rbcL and ITS gene sequences of seminyak shoot vegetables. The research stages include sampling, isolatio…

Analisis Sekuens Barkode Dna Rbcl Dan Its Pada Tumbuhan Rotan Pahit (Calamus …

Bitter rattan is a clumping and climbing plant. The distribution area of bitter rattan ranges from lowlands to mountains with altitudes of 300-600 meters above sea level, in wet climates. DNA barcoding is a short sequence that can be used in DNA barcoding techniques. This research aims to analyze the DNA barcode sequences of rbcL and ITS from the bitter rattan plant (Calamus caesius Blume) from…

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 …