Browsing A - Mathematics and Natural Sciences by Issue Date
Now showing items 261-280 of 501
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Herpetofauna Distribution and Ecology in East Kutai District, East Kutai, East Kalimantan
(International Journal of Innovative Science and Research Technology, 2020-08-17)Abstract:- Herpetofauna consisting of reptiles and amphibians is a group of fauna whose biodiversity potential is rarely known and is not well known by the public. The purpose of this study was to determine the ... -
Skrining Fitokimia dan Bioaktivitas Tumbuhan Bakau Api-Api Putih (Avicennia alba Blume)
(Jurnal Sains dan Kesehatan, 2020-08-20)Penelitian tentang skrining fitokimia dan biokaktivitas ekstrak batang, kulit batang dan daun Bakau Api api putih telah dilakukan. Masing-masing 100 gram bagian tumbuhan diekstraksi dengan cara maserasi menggunakan metanol ... -
Prakonsentrasi Ion Cd(II) dalam Sampel Pupuk Nitrogen, Fosfor dan Kalium (NPK) Menggunakan Alumina Teraktivasi sebagai Material Pengisi Kolom
(Universitas Sebelas Maret Surakarta Indonesia, 2020-09-01)Preconcentration of Cd(II) Ion in Nitrogen, Phosphor, and Kalium (NPK) Fertilizer Sample Using Activated Alumina as a Column Filler Material. The research about preconcentration of Cd(II) in NPK fertilizer using activated ... -
ISOLATION AND CHARACTERIZATION OF STIGMASTEROL AND -SITOSTEROL FROM WOOD BARK EXTRACT OF Baccaurea macrocarpa Miq. Mull. Arg
(RASAYAN J. Chem, 2020-10)Baccaurea macrocarpa Miq. Mull. Arg. (known locally as Tampoi) is one of the edible fruit plants found in the forests of Borneo. The crude extract of wood bark of Tampoi was partitioned with n-hexane and ethyl acetate ... -
Some reproductive biology aspects of bonylip barb (Osteochilus vittatus Valenciennes, 1842) in the waters of Benanga Reservoir, East Kalimantan
(Masyarakat Iktiologi Indonesia, 2020-10-01) -
Toxicity Assay of Baccaurea motleyana Mull. Arg. Wood Extracts (Rambai) and Chemical Compounds Evaluation for the Most Active Fraction
(A and V Publication, 2020-11)Baccaurea motleyana Müll. Arg. (known locally as Rambai), as an edible fruit plant, is one of the plants native to tropical rain forest of East Kalimantan. This plant is spread in several Asian regions such as Malaysia, ... -
Pembuatan Komposit WO3 –ZnO Melalui Reaksi Padat-Padat Dan Karakterisasinya.
(Jurnal Kimia Mulawarman, 2020-11) -
2021 JKM wahyuni PREPARATION OF WO3-ZnO COMPOSITES BY SOLID STATE REACTION AND THEIR CHARACTERIZATION
(2020-11-01)The preparation of WO3-ZnO composites through the solid state reaction has been conducted. The research stages included mixing WO3 and ZnO solids with the addition of polyvinyl alcohol, drying, sieving and heating. WO3 ... -
Study of Fish Diversity in Various Conditions of Water Level in Batu Bumbun Reservate of Middle Mahakam Regency of Kutai Kartanegara, East Kalimantan, Indonesia
(Scholars International Journal of Chemistry and Material Sciences, 2020-11-05)Abstract This study aims to determine the diversity of fish at various water levels in Batu Bumbun Reservat, as input material to formulate management activities that must be done to save the reserve. Research was carried ... -
ISOLATION AND CHARACTERIZATION OF STIGMASTEROL AND BETA-SITOSTEROL FROM WOOD BARK EXTRACT OF Baccaurea macrocarpa Miq. Mull. Arg
(Rasayan Journal, 2020-12-01)Baccaurea macrocarpa Miq. Mull. Arg. (known locally as Tampoi) is one of edible fruit plants found in the forests of Borneo. The crude extract of wood bark of Tampoi was partitioned with n-hexane and ethyl acetate successively ... -
APLIKASI REGRESI NONPARAMETRIK SPLINE BIRESPON PADA DATA KUALITAS AIR DI DAS MAHAKAM
(Media Bina Ilmiah, 2021) -
Synthesis and characterization of Fe3O4-Activated Carbon and it's application to adsorb methylene blue
(IOP Publishing, 2021)Synthesis and characterization of Fe3O4-Activated Carbon (Fe3O4-AC) and the application to adsorb methylene blue has been conducted. The Fe3O4-AC was synthesized using the co-precipitation method on alkaline conditions. ...