Browsing A - Mathematics and Natural Sciences by Author "Sudrajat, Sudrajat"
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Analisis Histopatologis Insang Dan Kandungan Logam Berat Pb, Cd Dan Fe Pada Ikan Nila (Oreochromis niloticus) Yang Dibudidayakan Di Kolam Bekas Tambang Kota Samarinda
Sudrajat, Sudrajat (Dinamika Lingkungan Indonesia, 2020-01)Coal mining activities openly cause the formation of mine pits and are currently used by the community for fish farming. This research aims to determine the histopathological status of gills, heavy metal content (Pb, Cd, ... -
Analysis Phytochemical Compounds Of Ethyl Acetate Extract Garlic Tree, Scorodocarpus Borneensis Becc As A Source Of Bioactive Ingredients
Sudrajat, Sudrajat (IJSTR, 2019-06)This study aims to identify bioactive compounds contained in leaf extracts of garlic tree, Scorodocarpus borneensis as tropical forest trees that have the potential source of chemical natural ingredients. The GC-MS analysis ... -
CHEMICAL COMPOSITION AND TERMICIDAL ACTIVITY OF SCORODOCARPUS BORNEENSIS BECC BARK EXTRACTS
Sudrajat, Sudrajat (ScienSage, 2018-08)The chemical compositions of the bark extracts of Scorodocarpus borneensis plant extracted successively with ethanol, n-hexane and ethyl acetate was analyzed by GC/GCMS. The preliminary phytochemical screening conducted ... -
A comparative study of tree community structure and natural regeneration status in Bontang urban forest and conservation forest of the LNG Industrial Plant Area, East Kalimantan, Indonesia
Sudrajat, Sudrajat (Society for Indonesian Biodiversity, 2019-10)Sudrajat S, Dwiputro M. 2019. A comparative study of tree community structure and natural regeneration status in Bontang urban forest and conservation forest of the LNG Industrial Plant Area, East Kalimantan, Indonesia. ... -
The contribution of forest remnants within industrial area to threatened mammal conservation: A case study in liquefied natural gas industry in Bontang, Indonesia
Sudrajat, Sudrajat (Society for Indonesian Biodiversity, 2019-08)udrajat, Putro MD. 2019. The contribution of forest remnants within industrial area to endemic and threatened mammal conservation: A case study in liquefied natural gas industry in Bontang, East Kalimantan, Indonesia. ... -
Effect of Inoculant Rhizobium And Compost As Amelioration On Growth Of Peanut (Arachis hypogea) In Soil Post-Coal Mining
Sudrajat, Sudrajat (IJSTR, 2017-02)This study aims to determine effect of inoculant Rhizobium and compost on growth and the number of root nodules on peanut in soil media ex-coal mining. This research used 2 treatments, which are Rhizobium (0, 10, 15, 20 ... -
HYDROCHALCONE COMPOUNDS FROM INDONESIAN MEDICINAL PLANT, “SIRIH HUTAN”, Piper aduncum (Piperaceae)
Sudrajat, Sudrajat (Rasayan J.Chem., 2019-07)Isolation, purification and identification of two hydrochalcone compounds from Indonesian medicinal plant “Sirihhutan”, Piper aduncum (Piperaceae) had been done. Isolation and purification of ethylacetate extract subjected ... -
Microelement Analysis In Edible Muscle Of Oreochromis Niloticus From Two Different Age Of Reclaimed Post Coal Mining Ponds East Kalimantan Using Sem-Edx
Sudrajat, Sudrajat (INTERNATIONAL JOURNAL OF SCIENTIFIC & TECHNOLOGY RESEARCH, 2021-06)This study aims to evaluate the ultrastructure of the muscle and bioaccumulation of heavy metal elements in Oreochromis niloticus muscle as a biomarker of environmental pollution in post-coal mining ponds. The fishes sample ... -
Phytochemicals analysis and antibacterial activity of the leaf of red meranti, Shorea leprosula (Dipterocarpaceae)
Sudrajat, Sudrajat (Nusantara Bioscience, 2016-05)Sudrajat, Susanto D, Kartika R. 2016. Phytochemicals analysis and antibacterial activity of the leaf of red meranti, Shorea leprosula (Dipterocarpaceae). Nusantara Bioscience 8: 111-116. This study aims to investigate the ... -
Phytochemicals analysis and antibacterial activity of the leaf of red meranti, Shorea leprosula (Dipterocarpaceae) Phytochemicals Analysis, Antioxidant Capacities and Antimicrobial Properties of Ethyl Acetate Extract of Stem Bark of the Garlic Tree Scorodocarpus borneensis Becc.
Sudrajat, Sudrajat (David Publisher, 2016-06-06)The objective of this study was to examine the phytochemical components, antioxidant activity and antibacterial property of ethyl acetate extract of the stem bark of garlic tree (Scorodocarpus borneensis). The dried stem ... -
The potential of Mesangat Lake, East Kutai, Indonesia as an essential ecological area for habitat conservation of critically endangered Crocodylus siamensis
Sudrajat, Sudrajat (Society for Indonesian Biodiversity, 2019-11)Sudrajat, Saleh HA. 2019. The potential of Mesangat Lake, East Kutai, Indonesia as an essential ecological area for habitat conservation of critically endangered Crocodylus siamensis. Biodiversitas 20: 3126-3133. The ... -
Rhizosphere fungal community, soil physicochemical properties, understorey vegetation and their relationship during post-coal mining reclamation in East Kalimantan, Indonesia
Sudrajat, Sudrajat (Society for Indonesian Biodiversity, 2019-07)Sudrajat, Widhayasa B, Rusdiansyah, Susanto D. 2019. Rhizosphere fungal community, soil physicochemical properties, understorey vegetation and their relationship during post-coal mining reclamation in East Kalimantan, ...