Biotropia
Journal published by SEAMEO BIOTROP
Biotropia
Biotropia, The Southeast Asian Journal of Tropical Biology, is a scientific publication of the Southeast Asian Ministers of Education Organization (SEAMEO) – Southeast Asian Regional Center for Tropical Biology (BIOTROP). It publishes articles in the broad areas of tropical ecosystems and environmental impacts, biodiversity conservation and sustainable development and biotechnology.
All papers submitted for publication in Biotropia are evaluated by subject matter experts and go through editorial revision. Authors may suggest names of potential reviewers. Biotropia uses anonymous reviewing, ... see more
All papers submitted for publication in Biotropia are evaluated by subject matter experts and go through editorial revision. Authors may suggest names of potential reviewers. Biotropia uses anonymous reviewing, ... see more
Subjects: Life & Biological Sciences, Environmental Science & Forestry
Accreditation: Certified International Journal (Grade 1) by Ristekdikti with Accreditation No. 36b/E/KPT/2016.
Articles
1–100 of 330 results.
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Response to Humic Acid Addition Into Feeds with Heavy Metal Content Made of Green Mussels on Growth of Asian Seabass Download• 2019
English
High in nutrients, green mussel Perna viridis can be used for fish meal replacement in fish diet, yet they contain heavy metals. The addition of Humic Acid (HA) in animals feed brings many advantages,... -
• 2019 Indonesia
English
Cervical cancer is second rank cancer in female cancer incidence all over the world and the strategy therapy against this disease is addressing cancer cells without endanger normal cells. Discovering ...
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• 2019
English
Goats and sheep are valuable livestock as they produce food, such as meat, milk, fleece, and other products. In addition, goats and sheep are important both for agriculture and biomedical research. Ev...
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Agrobacterium-mediated Genetic Transformation Of Seaweed Kappaphycus Alvarezii Using Gα Gene And Callus Cultures Download• 2019
English
Cottonii seaweed (Kappaphycus alvarezii Doty) is one of the most important commercial sources of carrageenans which are widely used in the pharmaceuticals and the food industry. A problem in the culti...
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Antimicrobial and Herbicidal Activities of the Fruticose Lichen Ramalina From Guimaras Island, Philippines Download• 2019 Philippines
English
Lichens, a unique symbiosis between two or three organisms, are known to produce metabolites that can be tapped as biopesticides for agriculture. In this research study, the fruticose lichen Ramalina ...
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Enrichment of Recombinant Growth Hormone in Diet Containing Different Levels of Protein Enhanced Growth and Meat Quality of Striped Catfish (Pangasionodon Hypophthalmus) Download• 2019
English
Application of fish recombinant growth hormone (frGH) has been known as one of the applicable method to improve growth performance of culture fish.The purpose of this study was to evaluate the effect...
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Amomum Compactum Soland Ex Maton Addition as Essential Oil Source and Its Effect on Ruminal Feed Fermentation by in Vitro Analysis Download• 2019
English
Essential Oil (EO), as feed additive, has positive effect on ruminal feed fermentation by increasing feed efficiency and reducing methane production. This research was done to studied java cardamom (A...
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Management of Aflatoxigenic Strains Via Vapor and Contact Treatment with Essential Oil Obtained From Myristica Fragrans Download• 2019
English
This study evaluated the inhibitory effects of essential oil extracted from Myristica fragrans Houtt (nutmeg) by hydrodistillation on mycelial growth, sporulation, and aflatoxin B1 production of Asper...
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Molecular Cloning of Gonadotropin Hormones I (Gth-i) and II (Gth-ii) Genes in the Hard-lipped Barb (Osteochillus Hasseltii) and the Effect of Photoperiods on the Genes Expression Download• 2019
English
Photoperiods is one of the factors that influence regulation on endocrine gland in producing hormones necessary for gonadal growth and development, gametogenesis and reproductive cycles in fish reprod...
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The Histological Description of Intestine of the Epinephelus Lanceolatus Fuscogutattus Administered with Simplicia Papaya Download• 2019
English
Fish intestine and growth histological descriptions constitute the parameters which are a function of internal and external condition. The external factors include water quality, feed quality and feed...
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• 2019 Indonesia
English
The carbon conservation program in mangrove ecosystem shows the carbon sequestration and sinker which gives a positive impact for mangrove sustainability. The carbon conservation of mangrove ecosystem...
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A Dietary Microcapsule Based on Single Cell Protein (Spirulina Platensis) for Milk Fish, Chanos-chanos, Larvae Download• 2019
English
The purpose of this study was to evaluate differences between spirulina-based microcapsules and commercial diets on absolute, daily and specific growth and survival rates of milkfish larvae. Spirulina...
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• 2019 Australia • Fiji • Indonesia • Papua New Guinea • Solomon Islands • 1 more
English
Calamus vitiensis, previously known to occur only in Papua New Guinea, Australia (Queensland), the Solomon Islands, Vanuatu, and Fiji is newly reported from Batudulang, a mountainous area in West Sumb...
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Placement Of Syzygium Boerlagei (Merr.) Govaerts (Myrtaceae) Confirmed With Atpb-rbcl Intergenic Spacer Download• 2019
English
We present a molecular analysis to determine whether Eugenia boerlagei Merr. (Myrtaceae) is to be included in Eugenia or Syzygium based on sequences of cpDNA fragments namely atpB-rbcL intergenic spac...
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Fungal Infection in Stored Arabica Coffee (Coffea Arabica) Beans at Various Stages of the Delivery Chain in South Sulawesi Province Download• 2019 Brazil • Indonesia • Niger • Vietnam
English
Indonesia has retained its status as the world's fourth largest coffee producer after Brazil, Vietnam and Columbia, in which one of its well-known coffee is originated from Toraja region, South Sulawe...
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Prevalence of Mcr-1 Colistin Resistance Gene in Escherichia Coli Along Broiler Meat Supply Chain in Indonesia Download• 2019 Indonesia
English
Colistin is the last drug choice for dealing with carbapenem-resistant Enterobacteriaceae; therefore, this drug is very crucial for human health. The discovery of a plasmid-mediated colistin resistanc...
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Genetic Variation Of Wild Musa Acuminata Colla From Indonesia Based On Rapd And Issr Markers Download• 2019 Indonesia
English
Musa acuminata Colla is one of the progenitors of cultivated bananas today, and Indonesia is the center of origin and diversity of M. acuminata. Genetic variation of wild M. acuminata from Indonesia ...
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The Effect of Salinity on Survival, Growth and Immunity Rate of Sea Cucumber (Holothuria Scabra) Juveniles Download• 2019
English
Sea cucumber is a stenohaline and osmoconforming organism with a low level of tolerance to salinity change. Salinity of the medium is one of the physiological factors that affect the growth and surviv...
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Enzymatic Hydrolysis of Hutan Jati Variety Cultivar Tacca (Tacca Leontopetaloides) Starch by the Brevibacterium SP. α-Amylase and Its Potential for Production of Maltooligosaccharides Download• 2019
English
The aim ofresearch are extraction and physico-chemicalcharacterization, determination of the optimum conditions for enzymatic hydrolysis of starch from Tacca tuber to produce maltooligosaccharides, an...
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Burn-down Effect and Chlorosis of Transgenic and Conventional Corn Varieties Caused by Glyphosate Potassium 660 G L-1 at Different Times of Application Download• 2019 Indonesia
English
The purpose of this experiment was to quantify the burn-down effect and chlorosis due to different times of herbicide glyphosate potassium 660 g l-1 application. The experiment was performed at Agricu...
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Population Structure of Hoyas Spp. (Apocynaceae: Asclepiadoideae) at Bodogol Nature-conservation Education Center, Indonesia Download• 2019 Indonesia
English
Hoya is a species of flowering plants. In 2011, eight Hoya species were recorded at the Bodogol Nature-Conservation Education Center (BNCEC), Bogor, Indonesia. The purpose of this study is to analyze ...
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Random Amplified Polymorphic Dna (Rapd) Profiles of Several Isolates of Ganoderma Spp. From Banyumas, Central Java, Indonesia Download• 2019 Indonesia
English
A study on the RAPD profiles of several isolates of Ganoderma spp. from Banyumas Regency, Central Java, Indonesia and their genetic inter-relationship based on RAPD markers was conducted using a surve...
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• 2019
English
The comparative heterogeneity of the detailed, in-parallel protein composition data analysis for wide varieties of birds' egg white samples has not yet been fully defined. The main object of this rese...
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The Effects Of Red Yam Flour (Ipomoea Batatas L.) On The Growth, Survival Rate And Skin Color Of Goldfish (Carrasius Auratus) Download• 2019
English
This study evaluated the effects of commercial diets supplementedwith 0%, 3%, 6%, 9%and 12% red yam flour (Ipomoea batatas L.) on the growth, survival rate and skin colour of goldfish (Carrasius aurat...
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Light-color-induced Changes in Fatty Acid Biosynthesis in Chlorella SP. Strain Ks-ma2 in Early Stationary Growth Phase Download• 2018
English
Optimization of light supply remains a critical issue in microalgae biotechnology. The impacts of light color on fatty acid production and biosynthesis in microalgae are poorly understood. The aim of ...
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• 2018 Indonesia
English
Natural mortality of trees is extremely variable due to the uncertainty and complexity of the functioning of forest ecosystems. To overcome this uncertainty, a two-step mortality model was applied for...
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Isolation, Characterization and Molecular Identification of Myxobacteria From Two Outermost Islands of Indonesia Download• 2018 Indonesia
English
Myxobacteria are Gram negative bacteria commonly found in soil, tree bark, and decay wood. These bacteria have unique social behaviors by forming fruiting bodies, moving by gliding motility and preyin...
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Identification Of Endophytic Bacteria From Curcuma Zedoaria Based On Protein Profile Using Maldi-tof Mass Spectrometry Download• 2018 Indonesia
English
Valid identification of microorganisms is a vital information to establish culture collections. Currently, molecular approach based on 16S rDNA is widely used for bacterial identification. This approa...
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• 2018 Indonesia
English
Biological Oxygen Demand (BOD) is generally used for determining the water pollution level in water bodies. Estuary is a semi-enclosed water that can be polluted from land areas or rivers. This resear...
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Jabon (Anthocephalus Cadamba Roxb) Potency for Remediating Lead (Pb) Toxicity Under Nutrient Culture Condition Download• 2018
English
Information on metal adaptation of plants is necessary to understand the mechanism of heavy metal, including lead (Pb), remediation mediated by forest plants in contaminated land. This study aimed to ...
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Growth Performance and Enzyme Activities in Catfish [Pangasianodon Hypophthalmus] Fed with Water Hyacinth-based Diet Download• 2018
English
An alternative subtitution of pollard as an imported feed ingredient is a neccesity and one of the potential ingredients is water hyacinth (Eichhornia crassipes). This study was conducted to evaluate ...
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Effects of Rainfall on the Population of Shrimps Penaeus Monodon Fabricius in Segara Anakan Lagoon, Central Java, Indonesia Download• 2018 Indonesia
English
Segara Anakan Lagoon (SAL) is widely known as traditional fishing ground for many fisheries organism and is located at an area in Central Java with a high rainfall rate. The objectives of this study ...
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• 2018 Indonesia
English
The main effects of human activities on the environment result in land use and land cover changes. Land over exploitation and development activities in West Kalimantan of Indonesia necessitated the fo...
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Enzyme Activities in Relation to Total K, Ca, Mg, Fe, Cu, and Zn in Oil Palm Rhizosphere of Tropical Peatland in Riau, Indonesia Download• 2018 Indonesia
English
Enzyme activity could be used as a peat decomposition indicator in oil palm rhizosphere of peatland. Oil palm plantation management requires fertilization in the rhizosphere as nutrient for oil palm g...
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Assessment Of Seedling Abundance, Survival And Growth Of Two Dipterocarp Species In Peat Swamp Forests Of Brunei Darussalam Download• 2018 Brunei
English
Dryobalanops rappa Becc. and Shorea albida Sym. are Bornean endemics of high conservation value and increasingly threatened by anthropogenic disturbances. In-situ study of seedling abundance and growt...
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Resistance Against Aeromonas Hydrophila Infection and Growth of Second Generation (F2) African Catfish [Clarias Gariepinus] Using Selected Molecular Markers Download• 2018
English
Aeromonas hydrophila is a pathogenic bacteria that causes mass mortality in catfish. In previous studies, specific pathogen resistant (SPR), A. hydrophila-resistant African catfish first generation (F...
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Flora Diversity, Composition And Ecology In Besiq Bermai Tropical Forest Of Damai District, East Kalimantan Download• 2018 Indonesia
English
Besiq Bermai Forest is part of Kalimantan forests known for vast plant diversity. The present study aimed to investigate flora diversity, composition, and ecology in Besiq Bermai Forest to support the...
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Fire Spot Identification Based on Hotspot Sequential Pattern and Burned Area Classification Download• 2018 Indonesia
English
Indonesia has the world's largest tropical peatlands of about 14.9 million hectares that have important life support roles. However, fire frequently occurs in peatlands. According to experts and field...
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Benthic Diatoms in the Ping River and Its Tributaries in Mae Taeng District, Chiang Mai Province, Thailand Download• 2018 Thailand
English
Mae Teang District is home to many tributaries of the Ping River. Each tributary is associated with different geographical characteristics and uses. This study is the first report on benthic diatom di...
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Soil Microbial Population And Soil Enzyme Activity On Various Reclamation Area Of PT Bukit Asam In South Sumatera Download• 2018 Indonesia
English
Open mining activities result in a decrease in microbial biomass and a negative impact on soil fertility. Soil microbes play a role in the decomposition of soil organic matter and nutrient cycles thro...
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Molecular Cloning Of Vitellogenin Gene In The Hard-lipped Barb (Osteochillus Hasseltii C.v) And The Effect Of Photoperiods On Gene Expression Download• 2018
English
Fish reproduction is influenced by photoperiods through regulation on endocrine gland activities in producing hormones needed for gonadal growth and development, gametogenesis and reproductive cycles....
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• 2018
English
The growth strategies of plant species show the ecological role which is reflexed by their adaptation to environments and competitiveness. Those are essential in the study of the revegetation effectiv...
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Genotypic And Phenotypic Characterization Of Alcaligenes Javaensis Jg3 Potential AS An Effective Biodegrader Download• 2018
English
Utilization of glycerol by lipase producing bacteria offers great benefits for fat and oil waste degradation and waterwaste treatment. Nevertheless, there have been lack of reports about the availabil...
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Soil Characteristics Under Intensified Shifting Cultivation for Upland Rice Cultivation in Upland Sabal, Sarawak, Malaysia Download• 2018 Malaysia
English
Shifting cultivation practices are regarded as the most important agricultural land-use in the marginal uplands of Sarawak for the livelihood of the rural communities. In response to various socio-eco...
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Phenotypic and Molecular Characterization of Multishoots Development in Transgenic Phalaenopsis Amabilis (L.) Blume Harboring 35s::knat1 (Knotted-like Arabidopsis Thaliana 1) Download• 2018
English
Phalaenopsis amabilis (L.) Blume is one of Indonesian natural orchid which has an aesthetic flower and possesses high economic value. The low multiplication rate and long periods of life cycle are the...
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The Peculiar Petiole Calluses Growth of Amorphophallus Titanum (Becc.) Becc. Ex Arcang and Its Implications for Ex Situ Conservation Efforts Download• 2018
English
Amorphophallus titanum is a plant species endemic to Sumatera. Land degradation and illegal capture of hornbills (a distributor of A. titanum seeds) is leading to potential extinction of A. titanum in...
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Production And Characterization Of Biosurfactants Produced By Pseudomonas Aeruginosa B031 Isolated From A Hydrocarbon Phytoremediation Field Download• 2018
English
The biosurfactants are used by several industrial sectors such as petroleum, agriculture, food production, chemistry, cosmetics, and pharmaceuticals. Because of their hydrophobic and hydrophilic moiet...
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Isolating Microsatellite From Amorphophallus Variabilis and Its Application for Population Study in Dramaga Conservation Forest, Indonesia Download• 2018 Indonesia
English
Amorphophallus variabilis Blume, a member of Araceae, is a fleshy perennial tuber crop endemic in Java Island, Indonesia. The plant produces white edible corm; and it was used as food during famine ti...
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Optimization and Efficiency Improvement of In‐house Immunoaffinity Column Ku-af02 for Aflatoxin Detection Download• 2017 Thailand
English
In-house immunoaffinity column for aflatoxins (AFs) detection is firstly developed by Kasetsart University since 2011 i.e. the first IAC prototype, KU-AF01. Detection of aflatoxin B1 (AFB1) up to 200...
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• 2017
English
Spatial planning has already been stipulated in Ciliwung Watershed, but its implementation is often not in line with the rapid development activities. To fulfill space demand, agricultural and forest...
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• 2017
English
Oil palm (Elaeis guineensis) is one of the most important oil-bearing crop in the world. This crop can be vegetatively propagated only using tissue culture technique. Oil palm tissue culture technique...
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Antibacterial Activity of Red Pigment Isolated From Coastal Endophytic Fungi Against Multi-drug Resistant Bacteria Download• 2017
English
Multidrug-resistant (MDR) bacteria infections become a serious problem for these several decades. To solve this issue, finding of new antibiotics candidate in an urgency. Natural pigment is known to h...
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Ecological Services of Agroforestry Landscapes in Selected Watershed Areas in the Philippines and Indonesia Download• 2017 Indonesia • Philippines
English
This article argues that the practice of agroforestry provides ecological contributions to the smallholder farmers cultivating in the watershed areas. Specifically, this farming system provides contri...
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• 2017 Indonesia
English
Eruption of Mount Merapi in 2010 caused a dense cover of Acacia decurrens Willd., which is an Invasive Alien Plant Species (IAPS). The dense cover happened in all areas of Mount Merapi National Park (...
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Pollinator Diversity and Foraging Dynamics on Monsoon Crop of Cucurbits in a Traditional Landscape of South Indian West Coast Download• 2017
English
Studies on insect pollinator ecology and dynamics are very rarely carried out in traditional Indian agriculture landscapes. Indiscriminate landscape changes in the rural areas and tendencies towards c...
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Isolation and Characterization of a Molybdenum-reducing and Phenolic- and Catechol-degrading Enterobacter SP. Strain Saw-2 Download• 2017
English
Molybdenum is an emerging pollutant worldwide. The objective of this study is to isolate molybdenum-reducing bacterium with the ability to grow on phenolic compounds (phenol and catechol). The screeni...
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Evaluation of Cytotoxicity of the Aqueous Leaf Extract of Pogostemon Heyneanus Benth. (Java Patchouli) Download• 2017
English
Several plants have been recently reported to possess anticancer potential. Allium cepa root tip assay is a preliminary study to assess the cytotoxic effect of plant extracts. The cytotoxic activity o...
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Isolation of Endophytic Fungi From the Coastal Plant Terong Pungo (Solanum SP.) and Its Antibacterial Activity Against Oral Pathogenic Bacteria Download• 2017 Indonesia
English
Coastal plant locally known as terong pungo (Solanum sp.) was used by Aceh community as traditional medicine for toothache. The objectives of this study were to isolate endophytic fungi from the leave...
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Predicting the Impact of Climate Change on the Distribution of Flindersia Pimenteliana F. Muell. in Indonesian Papua and Papua New Guinea Download• 2017 Indonesia • Papua New Guinea
English
Population of Flindersia pimenteliana (Maple Silkwood) in Indonesian Papua and Papua New Guinea is severely fragmented and experiencing a continuing decline due to habitat destruction and illegal logg...
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• 2017
English
Coconut is a very important plant for the livelihood of people in tropical countries. It is also used as an icon of tropical region. Coconut fruit is very heavy and can cause injuries if the fruit fa...
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Eimeria Species Composition And Factors Influencing Oocysts Shedding In Dairy Farm, Bandung, Indonesia Download• 2017 Indonesia
English
Coccidiosis is one of the most widely distributed parasitic diseases of cattle throughout the world. Coccidiosis infection in ruminants was caused by Eimeria spp. The objective of this study was to d...
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Dna Barcode Characterization of Mistletoe Infestation in Teak Clonal Seed Orchard (Cso) in Padangan, East Java Province, Indonesia Download• 2017 Indonesia
English
For effective teak plantation management, early detection system in controlling teak mistletoe requires various basic information, including degree of infestation and accuracy of the species names. Mi...
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Identification of Secretory Structure, Histochemistry and Phytochemical Compounds of Medicinal Plant Hyptis Capitata Jacq. Download• 2017 Indonesia
English
Hyptis capitata Jacq. (common name: Knobweed or False Ironwort) belongs to Lamiaceae family and is among known traditional medicine. The Anak Dalam Tribe of Jambi Province uses the leaves of H. capita...
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Selection and Characterization of Siderophore-producing Rhizobacteria and Potential Antagonistic Activity Toward Ralstonia Solanacearum Download• 2017 Indonesia
English
Ralstonia solanacearum is an important disease of tomato. An alternative method to control the disease is the application of biocontrol agents. Plant Growth-Promoting Rhizobacteria (PGPR) could be u...
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Optimization Bacterial Density and Fertilizer Dosage for Bioremediation of Oil Contaminated Sandy Beach: a Case of Cilacap, Indonesia Download• 2017 Indonesia
English
Bioremediation, involving biostimulation and/or bioaugmentation, is a promising method to overcome oil spills in Cilacap coastal waters. Cilacap coastal area has high risk on oil pollution. This study...
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Secondary Pollen Presentation, Psychophily and Anemochory in Lagascea Mollis Cav. (Asteraceae) Download• 2017
English
Information on pollination ecology and seed dispersal aspects is essential to understand sexual reproduction in Lagascea mollis Cav. The study was aimed at providing details of pollen presentation sys...
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High Outcrossing Rate and Pollen Dispersal Distance of Diospyros Celebica Bakh. (Ebenaceae), an Endemic Tree Species in Sulawesi Island, Indonesia Download• 2017 Indonesia
English
Diosphyros celebica Bakh., also known as Sulawesi ebony, is an endemic to central and northern Sulawesi. Information about pollen dispersal patterns of D. celebica have not been previously investigate...
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Biochemical Characteristics of Thionic Fluvisol Linked to Land Use Types in Southern Vietnam Download• 2017 Vietnam
English
Thionic Fluvisols soil in Southern Vietnam is like typical acid sulfate soil in the tropics and is severely polluted due to human activities. Salinity intrusion and industrial wastewater contamination...
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Proposed Model on Levels of Degraded Land at Merawu Watershed, Banjarnegara Regency, Central Java Province, Indonesia Download• 2017 Indonesia
English
Conservation of degraded land in Indonesia requires maps of degraded land. The maps were established based on a model developed in 1998 by the then Indonesia Department of Forestry. The model has 2 we...
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Recovery of Residual Forest Ecosystem as an Impact of Selective Logging in South Papua: an Ecological Approach Download• 2017 Indonesia
English
Papua has been experiencing heavy logging activity in its forests for decades . However, only several studies focused on the effect of logging in the forest ecosystem. This research was aimed to analy...
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Effect Of Invasive Ageratina Adenophora On Species Richness And Composition Of Saprotrophic And Pathogenic Soil Fungi Download• 2017
English
Belowground modification of soil microbial community by invasive plants is well evident. Similar instances of Ageratina adenophora invasion have been reported. This study was aimed to determine the ef...
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Effect of Culture Parameters on Protease and Cellulase Production by Two Bacterial Strains, Corynebacterium Alkanolyticum Ath3 and Bacillus Licheniformis Cbh7 Isolated From Fish Gut Download• 2017
English
Microbial protease and cellulase are in high demand by different industries due to their minimal cost and availability. This study was aimed to maximize the production of protease and cellulase using ...
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• 2016 Indonesia
English
Forest fire is a massive threat towards tropical forest causing various negative impacts to nature and human being. Forest fire often leads to alteration of forest structure and its functions. This ...
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Genetic Diversity and Trait Association Analysis of Indonesian Rice (Oryza Sativa L.) Germplasm Using Ssr Markers Download• 2016 Indonesia
English
Generating a new crop variety with certain desirable traits requires germplasm collection with wide genetic diversity to facilitate accelerated development of improved cultivars. This study was conduc...
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Distribution of Invasive Plant Species in Different Land-use Systems in Sumatera, Indonesia Download• 2016 Indonesia
English
Disturbances caused by the conversion of rain forests into agricultural systems provide an opportunity for the expansion of Invasive Plant Species (IPS). Bukit Duabelas National Park is one of the few...
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Effects of Blue Light and Paclobutrazol on Seed Germination, Vegetative Growth and Yield of Black Rice (Oryza Sativa L. ‘Cempo Ireng') Download• 2016 Indonesia
English
Black rice (Oryza sativa L. “Cempo Ireng”) is one of local rice varieties in Sleman Regency, Yogyakarta. The black color is caused by high anthocyanin content which is important source of antioxidant....
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• 2016 Indonesia
English
Saline soil is a common problem in coastal paddy field, especially in Indonesia. Salinity affects rice growth and the activities of soil functional microbes, including functional bacteria, which play ...
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Tiger Beetles (Coleoptera: Carabidae: Cicindelinae) of Compostela Valley Province, Mindanao Island, Philippines Download• 2016 Philippines
English
The first faunistic record of tiger beetles (Coleoptera: Carabidae: Cicindelinae) in Compostela Valley Province, Mindanao with notes on their habitat is presented. Opportunistic sampling, standard lig...
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• 2016 Indonesia
English
Technical challenges in using diatoms for paleolimnological work are the identification and enumeration of diatom valves. Variations exist in the minimum number of valves to identify, ranging from 100...
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• 2016
English
Avicennia marina is one species used for building coastal ecosystem stabilization in Surabaya shores because of its tolerance to high salinity level and resistance to wave energy. Their existence is t...
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• 2016 Indonesia
English
A total of 229 strains of actinomycetes were isolated and identified by full sequence of 16S rRNA gene analysis. Samples consisted of 18 soil and 20 leaf-litter were collected from Eka Karya Botanical...
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Antibreast Cancer Activity of Nanopropolis Indonesia on Induced Mammary Gland Tumor by Dmba in Virgin Sprague-dawley Rats Download• 2016 Indonesia
English
The objective of this study was to determine the effect of nanopropolis to cure cancer induced on rat mammary tumor using 7,12-dimethylbenz(a)anthracene (DMBA). After the first tumors appearance, twen...
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Cellulase Production by Bacillus Subtilis M1 Using Pretreated Groundnut Shell Based Liquid State Fermentation Download• 2016
English
Groundnut shell which is rich in natural cellulose was assessed as a substrate for production of cellulase enzyme by cellulolytic bacteria. In the present investigation the bacterial isolate Bacillus ...
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Intraspecific Variation on Early Growth of Neolamarckia Cadamba Miq. in Provenance-progeny Tests in West Java Province, Indonesia Download• 2016 Indonesia
English
Genetic parameters on early growth of Neolamarckia cadamba, an indigenous species with potential as a source of wood timber, were estimated in open-pollinated provenance-progeny tests at two sites in ...
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• 2016 Indonesia
English
Cijalu River is located in Western Cilacap Regency of Central Java Province. The river runs through forestry, housing and farming areas. This condition leads to a prediction that the river has been al...
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Potential of Mangrove Seedlings for Utilization in the Maintenance of Environmental Quality Within Silvofishery Ponds Download• 2016 Indonesia
English
Silvofishery system has been applied to aquaculture activities and it has been developed in the coastal area of Semarang City, Indonesia. However, information on the initial development of silvofisher...
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Potential Yield of Acid-adaptive Soybean Promising Lines in Ultisols of Tanah Laut Regency, South Kalimantan Province, Indonesia Download• 2016 Indonesia
English
Soybean is an important food commodity after rice and corn in Indonesia. Until now soybean demand cannot be fulfilled by domestic production, although the chances of fulfillment can be attempted. One ...
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Abiotic Factors Influencing Mantangan (Merremia Peltata) Invasion in Bukit Barisan Selatan National Park Download• 2016
English
Some areas in Bukit Barisan Selatan National Park have serious problems related to Merremia peltata (Family Convolvulaceae) invasion. The abiotic factors influencing M. peltata invasion were investiga...
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Diversity of Epiphytic Orchids and Host Trees (Phorophytes) in Secondary Forest of Coban Trisula, Malang Regency, East Java, Indonesia Download• 2015 Indonesia
English
Introduction: Epiphytic orchids are an integral component of forest ecosystems that contributes to a high proportion of plant diversity. Host trees are a natural habitat requirement of epiphytic orchi...
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Soil Seed Bank of an Exotic Acacia SP. Plantation and an Adjacent Tropical Heath Forest in Brunei Darussalam Download• 2015 Brunei
English
We compared seedling emergence and soil seed bank composition under an Acacia mangium plantation and an adjacent tropical heath forest in the Andulau Forest Reserve, Brunei Darussalam. Soil samples we...
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Biomass and Carbon Stock Estimation Inventory of Indonesian Bananas (Musa Spp.) and Its Potential Role for Land Rehabilitation Download• 2015 Indonesia
English
Bananas (Musa spp.) are widely cultivated in Indonesia. They are extensively grown in backyards, homegardens, intercropped with short term crops and also in agroforestry system. Potential role of bana...
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RAPD Analysis to Detect Somaclonal Variation of Pineapple in Vitro Cultures During Micropropagation Download• 2015
English
Plant off-types still become a concern in pineapple micropropagation. Reliable methods are needed to detect and to reduce plant off-types. This research was conducted to confirm the occurrence of soma...
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Fiber Disruption of Betung Bamboo (Dendrocalamus Asper) by Combined Fungal and Microwave Pretreatment Download• 2015
English
Combined fungal and microwave pretreatment is an attractive method to alter carbohydrate and lignin structure of lignocellulosic materials for improving hydrolysis process in order to convert these li...
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Fungal Infection and Aflatoxin Contamination in Stored Nutmeg (Myristica Fragrans) Kernels at Various Stages of Delivery Chain in North Sulawesi Province Download• 2015 Indonesia • Niger
English
Nutmeg (Myristica fragrans Houtt.) or fragrant nutmeg is an important commodity that has been used in food industry and medicine, hence its quality should be monitored. The objectives of the research ...
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Effect of Substrate Moisture Content and Invasive Grass Competition on Native Fig (Ficus Fistulosa) Seedling Recruitment in Limestone Quarries Download• 2015 Indonesia
English
Challenges for restoration of degraded habitats on quarried limestone present in many countries including Indonesia. Ficus fistulosa as native species was chosen as a study species in the study of qua...
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• 2015
English
Cyanide and its complexes are produced by industries all over the world as waste or effluents. Biodegradation is considered to be the cheapest and the most effective method to get rid of cyanide in th...
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Microhabitat Influence on Growth Distribution Pattern of Ramin (Gonystylus Bancanus) in Siak, Riau Province Download• 2015 Indonesia
English
Plant growth distribution patterns are influenced by distribution of habitat characteristics, capacity of adaptation, and association with other plant species or animals. Global climate change has ser...
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Molecular Characterization of Begomovirus Infecting Yard Long Bean (Vigna Unguiculata Subsp. Sesquipedalis L.) in Java, Indonesia Download• 2015 Bangladesh • India • Indonesia • Nepal • Pakistan
English
Begomovirus was identified as one of the causal agents causing yellow mosaic disease on yard long bean (Vigna unguiculata subsp. sesquipedalis L.) in Java. Research was conducted to characterize the v...
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Study of Herbal Topical Repellent Made of Betel Leaves (Piper Betle) and Patchouli Oil (Pogostemon Cablin) Mixture Against Yellow Fever Mosquito (Aedes Aegypti) Download• 2015
English
Introduction: Exploration of plants as natural repellants to avoid Aedes aegypti mosquitoes that transmit dengue virus to human is worthy. Betel vine leaves (Piper betle L.) could be used as the mater...
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Spatial Pattern in Beta Diversity of Echinoidea and Asteroidea Communities From the Coastal Area of Tomia Island, Wakatobi Marine National Park, Southeast Sulawesi, Indonesia Download• 2015 Indonesia
English
The present study was aimed to elucidate the spatial pattern in the beta diversity of marine bentic for Echinoidea and Asteroidea that assemblages the coastal area of Tomia Island, Wakatobi Marine Nat...