Work posture refers to the position or stance of a worker while performing work activities; in the application of ergonomics, assessing work posture is crucial to determine efficiency and the level of risk associated with a job. This study aims to analyze the risk level associated with work postures during the cracker production process at the Tiga Saudara cracker MSME. Work posture analysis wa…
The limitations of the physical properties of ultisol soil, particularly porosity and low water-holding capacity, are one of the main constraints in cultivating vegetable crops, such as spinach (Amaranthus sp.). Efforts to improve these conditions can be carried out through the application of rice husk Biochar as an ameliorant material and by regulating the appropriate watering frequency to inc…
This study aimed to utilize activated palm shell charcoal as an adsorbent in the purification of bulk oil to improve its quality. This study used a completely randomized factorial design (CRBD) with two treatment factors and three replications. Treatment factor A (adsorbent type) consisted of two treatments: activated palm shell charcoal and unactivated palm shell charcoal, while treatment B (c…
PT Bukit Asam (Persero) Tbk., manages a Mining Business License (IUP) covering an area of 40,347 hectares through the Tanjung Enim Mining Unit (UPTE), which encompasses four operational blocks: Banko Barat, Banko Tengah, Muara Tiga Besar, and Tambang Air Laya. This study was conducted at Pit 2, Banko Barat, at the Livestock Dump Hopper 4 (LSDH 4) unit, using an open-pit mining system that invol…
This research was conducted at the Pit Quarry of PT Bukit Asam (Persero) Tbk, specifically in the andesite mining area of Bukit Tapuan, with the objective of analyzing the influence of discontinuity plane orientation on the throw direction and fragmentation size distribution resulting from blasting activities. The research method included field observations using scanline mapping to obtain disc…
Hypertension or high blood pressure, is one of the health problems that is significantly associated with high global mortality rates each year. In Indonesia, the 2023 Indonesia Health Survey reported a hypertension prevalence of 8.0% among the population aged ≥15 years based on physician diagnosis. Although this percentage appears relatively low, the number of affected individuals reaching te…
Tanaman padi merupakan komoditas pangan yang menghasilkan beras, yang memainkan peran penting dalam kehidupan ekonomi Indonesia. Oleh karena itu, keberadaan padi menjadi prioritas utama masyarakat dalam memenuhi kebutuhan asupan karbohidrat yang dapat mengenyangkan dan menjadi sumber karbohidrat utama. Sebagian besar lahan rawa digunakan untuk mengembangkan budidaya padi. Salah satu masalah yan…
This study aims to determine the effect of the application of the Experiential Learning model on students' learning motivation in the Pancasila Education subject at SMAN 2 Indralaya Utara. This study uses a quantitative approach with an experimental method. Data collection was carried out through documentation, observation, and questionnaire techniques. The study population included all 93 stud…
Hyperthyroidism is a chronic endocrine disorder requiring long-term treatment; therefore, medication adherence plays an important role in therapeutic success and quality of life improvement. Lack of education may lead to poor adherence and negatively affect patients’ condition. This study aimed to analyze the effect of educational intervention on medication adherence and quality of life among…
Shallot (Allium ascalonicum L.) is a widely cultivated horticultural crop in Indonesia due to its high market demand. Water availability is a crucial factor influencing vegetative growth and bulb formation in shallots. This study aimed to evaluate the effects of different watering frequencies on the growth and yield of Bima Brebes shallot variety. The experiment was conducted at plastic greenho…
Oyster mushroom baglog waste is one of the agricultural wastes whose quantity continues to increase and may cause environmental problems if it is not properly managed. One alternative utilization of this waste is through a pyrolysis process to produce liquid smoke with functional and economic value. This study aimed to analyze the technical performance and financial feasibility of a pyrolyzer i…
Red ginger (Zingiber officinale var. rubrum) is a high-value medicinal crop whose early growth is strongly influenced by rhizome quality and pre-planting treatments. One alternative to enhance early growth is the application of natural plant growth regulators through rhizome soaking using young coconut water. This study aimed to determine the effect of young coconut water concentration and soak…
Oyster mushroom planting media waste is defined as the residual material from the planting medium that remains after oyster mushroom harvesting activities are carried out. Liquid smoke is considered relatively safer to use in the food preservation process compared to direct smoking methods, because the content of harmful compounds, such as tar and other carcinogenic components, has been greatly…
This research was to determine effect of comparison carrageenan and sucrose concentration on physical, chemical, and sensory characteristics of black tea kombucha jelly candy. The research was carried out on October 2025 – January 2026 in Chemical, Sensory and Processing of Agricultural Product Laboratory, Department of Agricultural Technology, Faculty of Agriculture, Sriwijaya University. Th…
The agricultural sector plays an important role in supporting food security, providing raw materials, and improving the economy of a country. The purpose of this study was to determine agricultural production results graphically and grouping districts/municipalities based on agricultural production results using biplot analysis and single linkage and complete linkage cluster analysis. The objec…
Tin mining is a major economic sector in Bangka Belitung and has shifted from land-based to offshore operations due to the declining availability of terrestrial reserves. Offshore mining activities using Kapal Keruk (KK), Kapal Isap Produksi (KIP), and Ponton Isap Produksi (PIP) have led to increased sedimentation and changes in water quality, necessitating an evaluation of marine environmental…
Women Farmers' Groups (KWT) are participatory organizations formed to empower women, particularly in agriculture and household-scale food management. Women Farmers' Groups (KWT) play a strategic role as driving forces for community-based urban farming. Bukit Kecil and Plaju Districts are two districts in Palembang City dominated by residential and urban areas, and have Women Farmers' Groups (KW…
The hygroscopicity of biodiesel (B40) is a challenge in the processing of natural resources. This hygroscopicity significantly impacts quality degradation and combustion efficiency. Hygroscopicity is the property of a material to absorb or attract water vapor (humidity) from the surrounding air. Biodiesel contains ester groups (–COO–) that tend to form hydrogen bonds with water. These group…
A disposal area is an area where soil and overburden material are accumulated or piled up in an open-pit mining area. The more material removed, the larger the disposal area. PT Bukit Asam (PTBA) is one of the largest and oldest coal mines in South Sumatra. PTBA's disposal area at the Air Laya (TAL) mine is one of the largest dumps, extending up to 80 meters above the original ground. In 2017, …
The limited availability of land has encouraged the development of vegetable cultivation in urban areas as an important component of food security. Urban agriculture is commonly practiced in home yards by utilizing small spaces as production areas. One approach that can support this practice is indoor plant cultivation using artificial LED lighting. The aim of this research is to find strategie…
Cabai rawit merupakan sayuran bernilai tinggi di Indonesia, namun produksinya menurun untuk pertama kalinya dalam lima tahun pada tahun 2021 karena penurunan kesuburan tanah, pemupukan yang tidak tepat, dan peningkatan serangan penyakit. Salah satu penyakit utama yang membatasi produktivitasnya adalah antraknosa yang disebabkan oleh Colletotrichum Sp., yang menyerang buah dan menyebabkan bercak…
The diverse income structure and limited capital encouraged coffee farmers to utilize financing sources in maintaining their farming activities. Access to financing influenced farmers’ decisions to continue coffee farming in Babatan Village. The purposes of this search were to (1) analyzed the income structure of coffee farmer households in Babatan Village, Lintang Kanan District, Empat Lawan…
Cabai merah keriting (Capsicum annuum L.) merupakan komoditas hortikultura dengan nilai ekonomi tinggi, namun produksinya masih terhambat oleh penyakit antraknosa yang disebabkan oleh Colletotrichum sp. Penyakit ini dapat mengurangi hasil panen hingga 45-60% dan berkembang pesat di daerah dengan curah hujan tinggi. Pemupukan, khususnya dengan menggunakan pupuk organik, berperan dalam meningkatk…
Bananas are plants that are highly nutritious and meet human nutritional needs. Bananas can be cultivated as a crop that contributes to food security. However, banana cultivation is challenging because there are many plant pests that attack banana plants. The insect Pentalonia nigronervosa is an insect that can cause banana plant disease. P. nigronervosa has piercing-sucking mouthparts that can…
Rice (Oryza sativa) is one of the most important food crops worldwide. Rice can be grown on sub-optimal land, and the land most often used for rice cultivation is swampland. However, farmers face the challenge of uncertainty in predicting the height of water levels. This study aims to determine the yield and growth of T1 and TR1 accessions resulting from the cross between Inpara 8 and Inpago 5 …