BIO Web of Conferences

BIO Web of Conferences, open access proceedings in biology, life sciences and health

List of Papers (Total 9,031)

The use of calcined oyster shell and rock flour to improve the nutritive value of rice straw preserved in airtight wrapping for feeding cattle under a tethered herding system

Rice straws are a cheap source of fodder, but they are underutilized as feed due to their low voluntary intake and susceptibility to physical and microbial damage. The present study aimed to define the beneficial effect of calcined oyster shells and rock flour as preservative agents to maintain the physical appearance, palatable component, moisture, nutrient content, and...

Risk analysis of PPP financing for toll road project

The Indonesian Government has limited funds to provide infrastructure facilities for its population of 261 million people, which requires an investment of US$ 6.445 trillion. Only 37% of this can be covered by government funds, necessitating the use of private funds for the remaining 63%. Public-Private Partnership (PPP) offer a solution for infrastructure development in...

Concept of agroedutourism based on smart farming in integrated farming systems

The implementation of smart farming is a solution to increase yields and simultaneously reduce production costs in agribusiness operations. This is achieved by optimizing the use of water, fertilizers in cultivation activities, feed in livestock/fisheries activities, and being able to predict the real-time conditions of livestock/fisheries. The concept of sustainable, integrated...

Analysis of the corrosion rate of SS 316l metal in a tsunami detection tool in seawater media

Indonesia frequently faces tsunami disasters, making the need for early detection tools essential. As a technological innovation, the inabuoy was created. This device uses underwater sensors to provide early warnings for tsunamis. Inabuoy is installed in areas prone to tsunamis and uses a 316L stainless steel frame submerged in seawater. Due to its underwater position, it is...

Portable humidifier for refrigeration systems isolation room in a simple residential house

Humans need fresh and clean air to live healthily. However, being in a dense and dense residential environment can potentially transmit diseases such as infections, bacteria, viruses, airborne microorganisms (airborne microorganisms), fungi, and other sources of infectious diseases. This is a concern in the air conditioning system. The air conditioning system regulates the air...

System process documentation of processing of moringa leaves into moringa powder

Moringa oleifera, commonly known as malunggay, has a high nutritional and medicinal value. With these, the global market for moringa ingredients is increasing because of the change to a more essential or healthy lifestyle. The moringa leaves are highly perishable to maintain their quality. This study shows several processing techniques for dried moringa leaves. Furthermore, the...

Stingless Bee Honey Farming and Farmer Empowerment in Sawahlunto City, West Sumatra, Indonesia

Stingless bee honey farming offers a sustainable agricultural practice that provides a natural sweetener and empowers smallholder farmers, especially in developing regions. This study, conducted in Sawahlunto City, West Sumatra, Indonesia, explores the socioeconomic and ecological benefits of stingless bee farming while identifying challenges faced by farmers. Interviews with...

Sense of place attachment of user in public open space commercial building in West Jakarta

The existence of public spaces dates back to Ancient Roman, Greek, and the present day. Although people today are known for their individualistic attitudes, they still need a place to communicate. However, public space is present everywhere possible, one of which is currently in place owned by the private sector. The presence of public spaces by the user is significant because...

Utilization of bauxite waste as a fine aggregate material for concrete roads: A critical review

Bauxite tailings are an abundant waste product with no economic value. This research uses a critical review to describe the potential of bauxite tailings as a substitute for fine aggregate in concrete mixtures for road construction. There are differences in the Composition of the bauxite tailings used in the concrete mix, which will influence the results of testing the...

Concrete durability with fly ash blended cement for coastal construction

Cement, as a concrete-forming material, is a contributor to CO2 emissions in the world. Reducing cement and replacing it with fly ash material can make green concrete without lowering the quality of the planned concrete. Concrete in marine environments is often damaged by aggressive environmental factors. The study aims to analyze the effect of fly ash substitution in cement on...

Decision-making for supplier selection of supplement packaging

This research was conducted on manufacturers of various pharmaceutical products in Indonesia, especially multivitamins and over-the-counter medicines, and focused on packaging, which also plays a significant role. The company orders cardboard packaging from several suppliers. The problem is that there are still many cardboard packages with defects, such as stains on the...

Comparison of sustainable life cycle assessment on building construction methods: IBS versus conventional

Industrial Building Systems (IBS) is prominently known as one of the sustainable construction options. However, some construction practitioners still doubt the sustainability of this method, which may be due to their lack of awareness and knowledge. Furthermore, the construction industry, particularly in Malaysia, does not yet have precise and reliable figures demonstrating the...

Analysis of the behaviour of the Tukad Buluk Poh flood water at the Gilimanuk - Denpasar National Road Crossing

In most of Indonesia, floods are a common natural disaster that spreads into several watersheds during the rainy season. When river water outflow increases to the point where it overflows and floods the surrounding area, this is known as a flood. Over the past few years, there has been an increasing number of flood incidents throughout the rainy season, which has resulted in...

Estimating the cost of producing grid-connected solar PV in Indonesia

Indonesia has set itself a very challenging set of objectives about introducing renewables into the energy mix, particularly large-scale, on-grid, solar photovoltaic (PV). Being on the equator, Indonesia is blessed with year-round sunlight. Although solar PV is the fastest-growing renewable generation source worldwide, Indonesia has hardly started to install it. One of the...

Eucalyptus gasification using a multi-stage air gasifier: An experimental study

Eucalyptus is a fast-growing plant with high energy, so it is potential as a renewable energy source. Eucalyptus can be converted into synthesic gas containing CO and H2 for direct fuel or raw chemical production materials with gasification techniques. This paper reveals an experiment in which wood chips and pellets from Eucalyptus were processed in a multi-air-stage fixed bed...

Egg quality evaluation of japanese quail (Coturnix coturnix japonica) supplemented with powdered leaves of jute mallow (Corchorus olitorius) and siam weed (Chromolaena odorata)

The study aimed to evaluate the egg quality of Japanese quail (Coturnix coturnix japonica) supplemented with powdered leaves of jute mallow and Siam weed. A total of 144 quail eggs were collected and evaluated every Thursday over six weeks using a Complete Randomized Design (CRD). The experimental treatments included four formulations (T1 to T4) combining commercial rations with...

Assessing properties of solar-dried banana with white chocolate coating

Banana is one of the most prevalent tropical fruits, renowned for its nutritional and energetic value. Drying bananas prolongs their shelf life, reduces weight, conserves storage space, and controls enzymatic reactions that lead to banana degradation. Drying also enhances sensory attributes such as flavor and texture. Producing solar-dried banana coating with fancy flavors is an...

Development of an Integrated Home-Based Jamu Industry to Improve the Quality of Product Diversification in Yogyakarta: Case study in Kiringan, Bantul

This study examines the ways that Kiringan, Bantul, Yogyakarta, is creating an integrated home-based Jamu industry in order to diversify its product offerings and enhance product quality. The product and asset of home-based Jamu industry are still traditional and not diversified enough, which could result in a significant reliance on a single source of income and increase the...

Revitalizing the Landscape and Siteplan Design of Semoyo Herbal Edupark in Gunung Kidul, Yogyakarta: Enhancing for the Initial Stage of Construction Process

The development of a tourist destination necessitates collaborative efforts involving the government, local communities, and third-party entities to create a sustainable and appealing environment. The Semoyo Herbal Edupark (Hermoyo) has been initiated to be developed as a tourism destination in Yogyakarta. Consequently, a community engagement initiative and the revitalization of...

Distribution of Clean Water Quality Levels in SPAMDes Ngudi Tirto Kulon Progo

Clean water must be met in terms of quality, quantity and continuity. Clean water quality that has not been met according to quality standards will harm people’s health. Rural communities often face the problem of unmet quality of clean water. The Ngudi Tirto Rural Drinking Water Supply System serves the clean water needs of the Kebonromo hamlet community. Water sampling is...

Influence of sub-clinical mastitis on milk quality in cows

Abstract. All animals underwent express-diagnosis of udder health with the California Mastitis-Test and based on the result obtained was formed two groups of animals to 15 animals in each group. Animals of the first group had the dubious reaction to California express method, and the second animal – weakly positive. The total protein content in the I-th group w s 3,23%, while the...

Empowering the community through plastic waste management and eco-friendly construction materials in Bangunjiwo Village

This study addresses the critical issue of plastic waste management in Bangunjiwo Village, Yogyakarta. With Indonesia generating 22.92 million tons of waste in 2023, and plastic waste constituting 19% of this total, effective management solutions are essential. The program involved socialization through Focus Group Discussions (FGD) and evaluation using questionnaires. The FGD...

Application of Biopori Technology for Sustainable Management of Household Organic Waste

Management of household organic waste is very important, especially in urban areas, because improper disposal causes the environment to become unhealthy. This research aims to determine the adoption and application of bio pore technology for sustainable organic waste management in Sleman Regency, Yogyakarta. The method used is descriptive quantitative using survey techniques...