A - Mathematics and Natural Sciences: Recent submissions
Now showing items 461-480 of 514
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One-month Progress of COVID-19 Cases in East Kalimantan, Indonesia
(the Scientific Foundation SPIROSKI, Rajko Zhinzifov, 2020-08-14) -
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 ... -
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, ... -
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 MS Study Of Friedelinol From The Leaves Of Terap (Artocarpus odoratissimus BLANCO)
(International Journal of Pharma and Bio Sciences, 2015-01-01)Artocarpus odoratissimus Blanco (local name: Terap) is one of the Artocarpus species was taken from the tropical forests of East Kalimantan. A friedelinol (triterpene) was isolated from the leaf extracts of the plant and ... -
Isolation And MS Study Of Friedelinol From The Leaves Of Terap (Artocarpus Odoratissimue Blanco)
(International Journal of Pharma and Bio Sciences, 2015-01-01)Artocarpus odoratissimus Blanco (local name: Terap) is one of the Artocarpus species was taken from the tropical forests of East Kalimantan. A friedelinol (triterpene) was isolated from the leaf extracts of the plant and ... -
Isolation And MS Study Of Friedelinol From The Leaves Of Terap (Artocarpus odoratissimus BLANCO)
(International Journal of Pharma and Bio Sciences, 2015-01-01)Artocarpus odoratissimus Blanco (local name: Terap) is one of the Artocarpus species was taken from the tropical forests of East Kalimantan. A friedelinol (triterpene) was isolated from the leaf extracts of the plant and ... -
Esterification of oil adsorbed on palm decanter cake into methyl ester using sulfonated rice husk ash as heterogeneous acid catalyst
(AIP Publishing, 2017-02-15)Palm Decanter cake (PDC) which is categorized as the waste from palm oil mill has been found to contain residual crude palm oil. The oil adsorbed on the PDC (PDC-oil) can be extracted and potentially used as feedstock for ... -
PENERAPAN FUZZY TIME SERIES LEE UNTUK PERAMALAN NILAI TUKAR PETANI SUBSEKTOR PETERNAKAN DI KALIMANTAN TIMUR
(Universitas Mulawarman, 2020)Fuzzy time series (FTS) Lee adalah perkembangan dari FTS Song dan Chissom, FTS Cheng, serta FTS Chen untuk meramalkan suatu nilai di masa yang akan datang. Tujuan penelitian ini adalah memperoleh hasil peramalan Nilai Tukar ... -
Comparison of C5.0 Algorithm Classification with Classification and Regression Tree (Case Study: Social Data of Family Head of Teluk Baru Village, Muara Ancalong District in 2019
(Universitas Mulawarman, 2020-03-10)Decision tree adalah pohon keputusan yang digunakan sebagai prosedur penalaran untuk mendapatkan jawaban dari masalah yang dimasukkan. Banyak metode yang dapat digunakan pada decision tree, diantaranya adalah algoritma ... -
GC-MS profiling and DPPH radical scavenging activity of the bark of Tampoi (Baccaurea macrocarpa)
(2019-12)Background : Tampoi ( Baccaurea macrocarpa) is a tropical rainforest plant that produces edible fruit and is native to Southeast Asia, especially East Kalimantan, Indonesia. Previous research showed that Tampoi potentially ... -
Antioxidant Assay Of Dayak Onion (Eleutherine palmifolia) Via DPPH (1,1-Difenil-2-Pikrilhidrazil) And BSLT Test For Its Active Fraction
(Rasayan Journal, 2019-07)Dayak Onion (Eleutherine palmifolia) is a widely available plant in Kalimantan which has never been optimally analyzed for its significant. The aim of this research was to determine the active fraction of Dayak ... -
Influence of the addition and storage time of crude extract of tea leaves
(American Institute of Physic, 2017)The purpose of this study was to determine the effect of the crude extract of tea leaves (Camellia sinensis L.) and storage time on the content of free fatty acid in palm oil. The dried tea leaves were macerated and ... -
Growth evaluation of several types of energy crops from tropical shrubs species
(F1000 Research Ltd, 2019-03)Background: Few species of tropical shrubs potentially produce biomass to replace fossil fuels for heat production and electricity. The aims of this study were to determine the growth and nutrient status of leaves of s ... -
Effect of organic manure fertilizer on the growth of Macaranga gigantea
(Society for Indonesian Biodiversity., 2019-11)M. gigantea planting research has been conducted in several habitats such as natural forest gaps, drained peatland and soil with highly degraded land for rehabilitation. This study investigated the effect of organic ... -
Rhizosphere fungal community, soil physicochemical properties, understorey vegetation and their relationship during post-coal mining reclamation in East Kalimantan, Indonesia
(Society for Indonesian Biodiversity, 2019-07)The objective of this study was to evaluate the composition of fungal community in rhizosphere, understorey vegetation and soil physicochemical properties post-coal mining reclamation. Soil sampling was conducted using a ... -
Surat pencatatan ciptaan: Myrmecodia Efek Fisiologi dan Potensi Manfaat
(Kementerian Hukum dan Hak Asasi Manusia, 2019-12-26)