This study aims to analyze farming business density, area density and economic density of beef cattle to support human welfare in the fulfillment of animal protein in 4.0 industrial revolution era in Gorontalo District. This research uses a literature study and survey methods. The data obtained were...

This study was being elucidated in order to understand the performance of water mobilization and transpiration in oil palm tree at the age of 2, 4, and 22 years old respectively. To gain that, we attempt to collect the data in regard with the large of total leaf surface (meter square), description on...

This research aims to determine the most effective of BAP concentration for bud’s induction of nutmeg. The nutmeg plants used are obtained from the village of TanjungAgung, Sukamerindu, Bengkulu. The research was conducted from November to December 2019, at the Biotechnology Laboratory, Department of...

Watermelon (Citrullus lanatus (Thunb.) Matsum. & Nakai) is one of the horticultural crops members of Cucurbitaceae family, which is known to have high economic value and public interest. Since the entry into Indonesia, the application of watermelon plant breeding has grown to produce new superior...

Sorghum extract has an allelopathic potential to control weeds. Allelopathy is the suppression of a plant’s growth by a toxin released from a nearby plant of the same or another species. One factor determining plants’ contribution to releasing allelochemicals is abiotic stress, such as drought. This...

The contribution of sweetpotato to the national economy is quite large with increasing export volume. Sweetpotato frozen were exported mainly to Malaysia, Japan, Korea and Singapore. The role of superior varieties is quite large in increasing the production of sweetpotato. Purple sweetpotato which is...

Echinoderms are marine animal invertebrates that can be found from the intertidal zone to the deep sea. Nglolang Beach is dominated by rocky coral basins substrate with the presence of macroalgae which refers to the abundance of marine organisms such as Echinoderms. This research reports a study of the...

In anticipating the rapid decrease of energy resource, especially fossil fuel, immediate actions are required to fulfil the needs of highly increased population in the world. Innovation to produce renewable energy from easily utilized raw materials should meet society’s needs including renewable raw...

Swietenia macrophylla King. as known as wide leaf mahogany is a type of exotic species from Latin America that is common planted in Indonesia. This species is widely cultivated in several regions in Indonesia due to the high demand for carpentry timber. Therefore, to meet the high demand of wide leaf...

The productivity of shallots could be increased through environmental factors manipulation. Mulching may inhibit the growth of the weed and preserve soil moisture, causing to the improvement of plant growth. Besides, organic fertilizers such as vermicompost could be used to increase the productivity...

Fish is an aquatic animal that has a high diversity. Baai Island Fish Auction Place (TPI) is a fish landing place used as the largest fishing center in the city of Bengkulu. The purpose of this study was to determine the diversity and morphometric characteristics of the different types of Chondrichthyes...

Cowpea is an underutilized legume that has been cultivating in Indonesia. But, the availability of cowpea variety is limited. Cowpea breeding program is started with gene source characterization of germplasm. This research aims to study the yield and its supported component variability of cowpea germplasm....

Japanese cucumber (Cucumis sativus) is one of the high-value crops cultivated by farmers at small farms in Sumedang, West Java. The preferences of the customer to health and organic cucumber encourage the development of an organic cultivation system for this crop. One of the most important components...

Soybean is an important food commodity that has very large market potential and its needs continue to increase. For the sake of achieving self-sufficiency in soybeans, one important factor is the availability of scatter seeds. Provision of appropriate soybean seeds has a strategic role as a means of...

Manglid (Manglietia glauca Bl) is an indigenous tree species in the Indonesian forest whose existence began to be difficult to find. Wood is the part of the plant that can be used. The development of this plant which is the local genetic resources need to be done with the breeding program. In connection...

Endophytic bacteria are bacteria that live in plant tissue without destroying the host plant. The presence of endophytic bacteria in plant tissue can produce phytohormones to stimulate growth and increase plant resistance to disease. The purpose of this study is to identify endophytic bacteria from the...

Mungkus Fish (Sicyopterus sp.) is Gobiid fish inhabiting fast flowing and good quality river in Bengkulu Province. Today, it is rare to find Mungkus fish in the river. One of the extinction threats is the decline of water quality. This research was aimed to measure abiotic factor like chemical and physical...

Katingan cattle in Central Kalimantan is unique and they were kept only by Dayak community. Local people (Dayak) were often mentioned by the name of the local cattle, but some of call it is Itah cattle or Helu cattle (ancient cattle). Portrait information of Katingan Cattle were obtained through interviews...

Grey-backed myna (Acridotheres tricolor) is a critically endangered endemic bird of East Java with populations in nature fewer than 250 individuals. Baluran National Park is one of the last natural habitats of Grey-backed myna. This study aims to determine the relative abundance and habitat use of Grey-backed...

Earthworms are an important component of natural and agricultural land ecosystems. The existence of earthworms in agricultural land can increase soil fertility and also support a sustainable agricultural system. This study aims to determine the abundance and distribution patterns of megadrilli earthworms...

One of the livestock genetic resources in Lamandau Regency, Central Kalimantan Province is the Sambar deer (Cervus unicolor). The existence of this deer is threatened because of the conversion of land into plantations. Conservation of genetic resources of Sambar deer is carried out through ex–situ conservation...

Hospital wastewater can contain pathogenic microorganisms and harmful chemicals that could affect the environment and the organism around. Testing the quality of wastewater is necessary to determine the level of pathogenic microorganisms or organic and inorganic compounds by testing with physics, chemistry,...

BAAI Island has a coastal forest formed from various communities and vegetation structures, which have functions including as a tourist area, a source of food, and disaster mitigation. The aim of this research was to find out the composition, structure and diversity of coastal vegetation on Baai Island...

Mangroves have an important role both ecologically and economically, so their existence is very necessary to maintain the stability of the mangrove ecosystem. Therefore, data related to the composition and structure of mangrove vegetation are needed. The observation location is on Baai Island, west of...

The suckermouth catfish is one type of fish species which is an invasive species. The occurrence of suckermouth catfish population explosion in the waters of Lake Sidenreng had an impact on the sustainability of marine biodiversity as well as an impact on the production of fishermen’s catch. This study...

A study on the species and abundance of subterranean termites (Insecta: Isoptera) in the area of the University of Bengkulu has been carried out from December 2018 to February 2019. This study aimed to find out the types and abundance of subterranean termites (Insecta: Isoptera) in the area of the University...

Local wisdom is a legacy that must be preserved and documented. Using plants as traditional medicine is examples of local wisdom. One of the tribes in Indonesia that called Serawai tribe, are still using the surrounding plants as traditional medicine. Documenting local knowledge in making a drug from...

Violin Crab (Uca) is type of crab living in mangrove habitat as a detrivore. In Bengkulu, the mangrove forest zone locates in many areas, including Kahyapu, Enggano Island and Gulf of Muaro Labu Nawi, Pulau Baai, Bengkulu City. The objective of this experiment was to investigate the pattern of Violin...

Mentawai people have a unique agricultural tradition. The traditional agricultural system (mone) is adaptive, using the plants that are suitable for the landscape. Land clearing is carefully done without destroying the entire forest. We conducted ethnobotany studies to explore the composition and the...

Deer (Axis axis) are often cultivated in captivity of city park because they can be used to add population in natural habitats, beautifying city parks and as regional tourism objects. The success factors in deer breeding depend on the providing of the type of feed they like with a sufficient quantity...

In the range of 23 years, from 1992 to 2015, there has been a drastic decrease in the number of individual tamed Sumatran elephants (Elephas maximus sumatranus Temminck 1847) at the Seblat Elephant Training Center (PLG) from 40 individuals to 18 individuals. Decreasing the size of the tamed elephant...

Lichens are a mutually beneficial symbiosis between fungi and algae, they’re found from lowlands to highlands. In a-highland Kepahiang Regency, lichens grown on various substrates; one of which is African wood trees (Maesopsis eminii. Engl). The study of the lichens diversity and their phenetic relationship...

Dipterocarp species dominated tropical rain forests in Kalimantan. Shorea is one of the genera with the highest number of species. It supported the diversity of characters between species, including the possibility to develop outside their natural habitat as exotic species. The prospect of developing...

Etlingera is a genus of medicinal plants originating from the Indo-pacific region. Traditionally, people have used the Etlingera plant as a culinary ingredient, food flavouring, and also as traditional medicine. Gayo tribal people know Etlingera elatior by the name cikala. This study aims to determine...

Sumatran Simpai has a preference for certain forage plant varieties in their habitat. Preference is a result of all factors determining the animals’ interest level in their food. Generally, the preferred food is affected by its taste, smell, and colour. The study aimed to find Sumatran Simpai’s (Presbytis...

The genus Orthosiphon in the Lamiaceae or Mint family is closely related to Ocimum and is economically important for medicinal and ornamental plants. Even though the leaf and flower morphology look different, but the characteristics of the seeds (nutlets) are almost the same. This study aims to determine...

Organisms formed as a mutualism symbiotic between fungi as mycobiont and algae as photobiont, Lichens, recently has been world-wide explored due to its uniq characteristcs and its highly beneficial especially in using this creatures as herbal medicine, environmental bioindicator. About 100.000 Lichens...

Lichen is a mutualism symbiotic organism between fungi (mycobiont) and photosynthetic symbiont in the form of algae (photobiont). Lichen can be found from the lowlands to the highlands, growing epiphytes in soil, rocks, weathered wood, and on tree bark, such as on the surface of tea plants (Camellia...

Kalimantan is one of the largest islands in Indonesia, rich in useful plants. People’s local knowledge in managing useful plants is valuable. Sungai Utik Village was one of the villages in Kalimantan where Dayak Iban people living near the forest and was one of the ecotourism destinations in Kapuas Hulu,...

The World Health Organization establishes the coronavirus COVID-19 as a pandemic in March 2020. The receptor-binding protein in Coronavirus will bind to ACE-2 found in the heart, lungs, kidneys, and digestive tract, facilitating the entry of the virus into cells target to infect its host. High infection...

The demand for cultivated fish for public consumption has increased. One of the fish farming methods was a fish pond that is integrated with poultry, especially the types of fish that are easy to cultivate such as tilapia (Oreochromis niloticus) and catfish (Clarias sp.). The aim of this research was...

Vigorous physical exercise that exceeds the limit of fatigue can increase the formation of free radicals that lead to oxidative stress. One of the biomarkers used to determine the presence of oxidative stress is the level of F2-isoprostane. This study aims to determine the differences in levels of F2-isoprostan...

Jambolan (Syzygium cumini (L.) Skeels) is well known as a medicinal plant, this commodity is rich in compounds containing phenol and flavonoid that is able to medicate a lot of diseases, especially diabetes mellitus. This research aimed to investigate antidiabetic potential of jambolan fruit and seed...

The development of medicine requires preclinical testing of experimental animals. One of the potential plants to be developed as a new medicinal source is Sumatran wild mangoes (Mangifera spp.) which are known to have immunomodulatory activity and higher antioxidant value than cultivated Mangifera. This...

Detection of the estrous cycle is essential for basic reproductive aspects in all animals. Both natural mating and assisted reproductive techniques require estrous detection for breeding programs which will assist to maintain the tiger population in captivity. This research aims to explore alternative...

The bud-grafting method is the most economical technique of Hevea brasiliensis propagation. This technique requires rootstock and scion. The high rootstock demand for the replanting program drives the seeds’ suppliers to collect assorted seeds from cultivated fields, lead to a high variation in the germination...

Brek fish production (Systomus orphoides) is thought to be overexploited, recently. Accordingly, to overcome this problem, so, the broodstock male sperm must be preserved. The present study was conducted to investigate the additional soy extract as a supplement to the extender on sperm motility of brek...

Recently, herbal ingredients have been utilized as candidate supplements or drugs to increase the resistance of body against diseases caused by viruses. In general, research is focused on plants used as herbal medicine in Indonesia. Sumatran mulberry (Morus macroura var. Macroura) is the native plant...

Xystrocera festiva Thoms. (famili Cerambycidae, ordo Coleoptera) classified as the most harmful pest in Sengon (Falcataria moluccana) plantations in Indonesia. The larvae of the pest eat the inner bark and sapwood of the sengon tree since the tree are 3 years old. However, the chemical component(s) of...

The purpose of this research was to evaluate the effect of skim milk on sperm motility of Brek fish, Systomus orphoides (Valenciennes, 1842) after 48 hours in 4°C. The method in this research is sperm was collected by hand stripping and was diluted by diluent, which consisted of the fish ringer, skim...

Mosquitoes are known as insects that interfere with comfort. Mosquitoes are also known as vectors or transmitters of several types of dangerous and deadly diseases for humans, one of which is dengue fever. Therefore, an alternative is needed to reduce this species. The alternative that can be done is...

Carbonate Hydroxyapatite (CHA) is one of the bioceramic materials that can be used as dental implants. As dental implant material, the biocompatibility of CHA is an important prerequisite factor. This study aims to determine the biocompatibility of CHA on zebrafish embryos. The zebrafish embryos treatment...

Bats are the true flying mammals in the world. Morphological identification based upon morphometric characteristics will needed to determine the type of bat species, particularly the closely related species with the high level of morphological similarity. This study was aimed to determine the distinguishing...

Honey is consisting of simple sugar, such as glucose, sucrose, and fructose, that could serve as a source of nutrition for sperm cells during preservation. The purpose of the study was to assess the effect of honey supplementation in the extender on the spermatozoa abnormality of brek fish Systomus orphoides...

At production centers, soybeans are in a rice-paddy-soybean or paddy-soybean cropping pattern, which is often at risk of crop failure due to drought. Therefore, it is necessary to develop varieties that are more tolerant to drought than existing varieties. The aim of this study was to evaluate soybean...

Syzygium cumini included in the family Myrtaceae is one type of plant that is hard to find. The benefits of S. cumini plants include seeds as a cure for diabetes, fruit as an antioxidant and anticancer, fruit skin as a medicine for dysentery and leaves as a reinforcement of teeth and gums. This research...

The purpose of the study was to find out if there was a mixture of pork in ground beef samples in some Bengkulu city markets using the molecular Genetic DNA mitochondrial cytochrome b. The research was conducted from December 2019 to May 2020. Sampling was conducted at 10 meat mills in Bengkulu City...

The purpose of this research was to explore the genetic variation of Black Capped White eye Zosterops articapilla using the mitochondrial DNA cytochrome b gene. The blood sample was collected via pectoral vein of bird from Panorama markets, Bengkulu city. DNA genome were isolated and purified from the...

Sponges including multicellular animals, do not have actual tissues and organs, and are the simplest animals structurally. Sponges are also a group of marine life that is symbiotic with the microbial community. Microbes that have formed a symbiotic relationship with a sponge will produce secondary metabolites...

The objective of this research was to determine the effectiveness of erythrocyte immobilisation with total protein extracted from gnetum seeds on a variety of solid media, i.e., filter papers, doff plastics, and nitrocellulose membranes. Old gnetum seeds were ground to make powders. The powders were...

The study aims to determine the genetic character of Black-capped white-eye (Zosterops articapilla) using the mtDNA COI gene. Blood sample was collected from bird market in Bengkulu city and its DNA genome isolation and purification following the Protocols of Dneasy® Blood and Tissue Kit Cat no 69504...

The study aimed to describe the genetic characteristic, single nucleotide polymorphism, genetic distance, and phylogenetic of mountain white-eye Zosterops montanus based on mitochondrial DNA CO1 gene and carried out in March-June 2020. A sample of the bird was taken from Pasar Minggu, Bengkulu city....

The potential for sand in Indonesia is very abundant because Indonesia has a long coastline than other countries. This research was conducted to explore the potential of beach sand as an alternative raw material to replace commercial silica. To obtain the natural silica, the beach sand was prepared and...

Chitosan is a natural molecule derived from arthropods and fungi that can stimulate many physiological responses in plants. Chitosan had also shown positive effect on in vitro shoot regeneration. Therefore, this research aims to observe the response of shoot growth of in vitro Physalis plant accessions...

Indonesia and 13 other countries are included in High Burden Countries (HBC) in Tuberculosis (TB) cases. One of the problems in TB control in Indonesia is detecting latent TB appropriately. Diagnosis of latent TB does not have a gold standard. Some tests to detect latent TB have limitations in TB endemic...

Albinism is a congenital disorder, a group of genetic disorders in which there is a partial or total lack of the pigment melanin in the eyes, skin, and hair. It is caused by one or more enzymes committed to the biosynthesis of melanin, and one of them are a deficiency of the tyrosinase. It is a genetic...

Many plants from the genus Alpinia are known to have several bioactive compounds that can act as an antitumor in cancer treatments. However, the potency of the bioactive compounds from red ginger as an antitumor agent has not been reported before. This research aims to study the inhibitory activity of...

This research aims to analyze the content of pork in the sold meatballs in the North Bengkulu district. The study was conducted in December 2019-May 2020. Meatball samples were taken from 12 meatball merchant stalls in Ketahun, North Bengkulu district. DNA genome samples were isolated from the meatball...

A study was conducted to the relation of IGF-1 genotype with weight in Etawah Grade goats at Polewali Mandar Regency. The object of this research used 22 Etawah Grade goats that had been weighed and their blood was taken for DNA and PCR-RFLP extraction to determine the diversity of the IGF-1 genotype....

Research on the biological synthesis of silver nanoparticles (AgNPs) using plant extracts as reducing agents is growing rapidly because they are eco-friendly and cost-effective. Diospyros maritima Blume. is one of the plant species that had potential in the biosynthesis of AgNPs. In this study, biosynthesis...

Some genes play a role in the tissue regeneration process and they have specific functions. One of them is the platelet-derived growth factors (PDGF) gene that have a role in the wound healing process because it induces cell mitosis and thereby causes cell proliferation. PDGF protein expression is thought...

The area of Muara Angke waters, Cituis waters in Tangerang, and Indramayu waters found various activities, such as industry, fish auction sites, and ship ports which are sources of heavy metal contamination. Pollution of heavy metals at sea due to industrial waste can disrupt marine life that lives in...

Age-related Macular Degeneration (AMD) is leading factors for blindness and impaired visual acuity in developed countries. It is importance to study the dynamic of cytokines concentration during the exudative event of AMD to contribute in the future drugs inventions. This research aims to investigate...

Garlic is horticultural commodity which has very high economic value in Indonesia. Garlic is usually used as a cooking spice, for medicines as well as for cosmetic ingredients. However, Indonesian garlic production is very limited and only supplies at most 17.5% of domestic demand. The province of West...

Phyllosphere bacteria were bacteria that inhabit around the leaf surface. Several studies showed the potential of phyllosphere bacteria in producing bioactive compounds, one of which is antimicrobial compounds. Andaliman (Zanthoxylum acanthopodium DC.) was a plant from the Rutaceae family that was commonly...

The Dayak Sampit people believe that pitcher plant is a medicine for diarrhea and gastroenteritis. This study aims to depict the ethnobotanical study of pitcher plants in the tradition of Dayak Sampit people of Singsingan Hamlet, Tehang Village, Parenggean Sub-district, Kotawaringin Timur Regency. The...

Coconut shells are widely used as an ingredient in charcoal for cooking, daily use, and also to make activated charcoal. Activated charcoal has the ability to clean and absorb dirt on the skin, but this has not been widely used. So the purpose of this research is the use of coconut shell-activated charcoal...

The Dayak Ngaju is the largest ethnic in Central Kalimantan whose existence is spread over several watersheds and very close to nature (forests). It has been a long time since people have traditionally used or made use of various types of plants to treat Diabetes mellitus. The utilization of plant species...

Bacillus spp. was recognized as biocontrol agent because could produce antifungal towards many phytopathogenic fungi. In relation to study the potency of B. siamensis LDR as biocontrol, antagonistic activity of the bacilli was evaluated against Fusarium sp., Ganoderma sp., and Chaetomium globosum InaCC...

Phosphorus is the main macronutrient required by plants for growth and development. Phosphorus in the soil in bonds with metals such as Al and Ca, especially in acid soils such as ultisols. This form of phosphate must be mineralized or dissolved using phosphate solubilizing bacteria. The ability to dissolve...

Antibiotic resistance is one of the most serious health issues in the world which is commonly attributed to the overuse of antibiotics whether in human or animal treatment. The dispersion of antibiotic resistance genes not only found in bacteria from the clinical sample but also found in wildlife animals....

Female adolescent in their growth phase will experience menstruation. One of the menstrual disorders most often experienced by female adolescent is dysmenorrhea. This research was aimed to determine the correlation between nutritional status and physical activity with the degree of dysmenorrhea in female...

Lobster (Panulirus homarus) or spiny lobster is one of the export commodities of the Indonesian fisheries subsector and an important component for shrimp fisheries in Indonesia. This commodity needs to be further developed because of its high trade value and potential. Lobster enlargement cultivation...

Initial detection of body temperature with infrared technology is currently only used for diagnosis of an infectious disease, but has not been used as a parameter to prevent disease transmission, resulting in an increase in the rate of disease transmission. The use of a device to measure the increase...

Yellow root plant (Arcangelisia flava (L.) Merr) is one of the plants widely used as a medicinal plant. Yellow root plant stems have secondary metabolites of the Alkaloid groups that have the potential as antibacterial. Antibacterials can be produced by microorganisms such as endophyte bacteria. So far,...

Clove is known to have high antioxidant and antivirulence activity. The antioxidant activity of clove extract presumably correlates with the extension of cellular life span (antiaging activity). Crude extract of clove leaves has been reported to prolong the life span of yeast cells, however lack of information...

Endophytic bacteria are bacteria that live in plant tissue without causing disease in their host. In general, endophytic bacteria enter through stomata or wounds in plants by producing cellulase enzymes to degrade cellulose in plant cell walls that contain cellulose, one of which is yellow root (Arcangelisia...

Rice bran is the result of the process of milling rice plants into rice, but rice bran has not been utilized properly in the Sidrap area. Feeding with the addition of fermented rice bran using Lactobacillus sp. is expected to increase the use of feed in tilapia aquaculture. This research aims to realize...

Pseudomonas flourescens and Bacillus subtilis are common antagonistic bacteria to various pathogens. These bacteria can produce various antimicrobial substances such as chitinase, siderophore, and antibiotic. This research aims to obtain the optimum dilution concentrations of Pseudomonas flourescens...

Akar kaik-kaik (Uncaria cordata) or known as hook vine is one of the medicinal plants whose leaves are used in traditional medicine as an antidiabetic by the people of Riau. Other than that, this plant also has potential as an antimicrobial agent due to the dominant of alkaloid content possessed by members...

Lichen is one of the organisms with a high level of biodiversity and rich of antibacterial secondary metabolites compounds. One species of lichenes found in Kepahyang Indonesia is Teloschisthes flavicans. This study aims to find out an antibacterial effectiveness of Teloschisthes flavicans extract against...

White oyster mushroom (Pleurotus ostreatus) is a type of fungus wood that has a high nutritional content. White oyster mushroom cultivation begins with the provision of good quality seeds which include 4 stages, namely F1 seeds, F2, F3 and baglog. This study aims to influence the composition of the green...

Isolation of seed-borne fungal endophytes on sengon (Falcataria Moluccana). The purpose of this study was to compare seed-borne fungal endophytes from tolerance and susceptible sengon (Falcataria mollucana Miq) sampled from Kediri, East Jawa Province, Indonesia. Seed sampled is taken from plants that...