Kondisi tanah lunak yang sangat tidak mungkin bisa langsung digunakan untuk konstruksi apabila tidak ada perbaikan terlebih dahulu karena kompresibilitas yang tinggi akibat dari konsolidasi tanah yang merupakan pengaruh dari beban diatas tanah lunak. Metode perbaikan tanah lunak yang dilakukan untuk infrastruktur jalan tol yaitu dengan metode vakum konsolidasi. Pemodelan vakum konsolidasi dilak…
Ultisols have great potential for agricultural cultivation, but have low soil fertility. Cherry tomato is a commercial vegetable crop that requires a balanced nutrient content. Application of Oil Palm Empty Bunch Compost (OPEFB) combined with NPK fertilizer can increase the productivity of Ultisol. This research aims to get the dose that has the best effect on soil Exch-K, soil CEC and cherry t…
Cherry tomato is a seasonal crop and horticultural commodity in the Solanaceae family. Cherry tomato plants belong to the type of plants that can grow on various types of soil, one of which is Ultisol. The use of inorganic fertilizers combined with Oil Palm Empty Fruit Bunch Compost (OPEFB) is very important in maintaining soil fertility and is expected to increase the productivity of cherry to…
The aim of this research was to determine the growth and production of sweet corn (Zea mays saccharata Sturt.) due to application of sugarcane bagasse and chicken manure. The research was carried out at the Research Station of the Faculty of Agriculture, Sriwijaya University, Indralaya District, Ogan Ilir Regency, South Sumatra (3°13'20.0"S 104°38'49.2"E). The research was carried out from De…
Abstrak. Sampah adalah bahan-bahan yang tidak terpakai lagi yang dihasilkan oleh aktivitas manusia, rumah tangga, atau industri. Air lindi merupakan limbah cair yang berasal dari sampah basah atau sampah organik yang terkena air hujan. Pada Tempat Pembuangan Akhir (TPA) Sukawinatan di Kelurahan Sukajaya Kecamatan Sukarami mempunyai Luas ± 25 Ha. Tujuan penelitian ini untuk mengetahui sifat kel…
Tomato plants are a type of plant that can grow on various types of soil, one of which is Ultisol. In order to produce good growth and yield, cherry tomato plants require complete nutrients, both macro and micro with a balanced composition supplied from organic and inorganic fertilizers. The application of organic fertilizers combined with inorganic fertilizers can increase plant productivity a…
Ultisols that are utilised continuously, without paying attention to the management of organic matter and fertility levels, result in decreased soil productivity. To determine the best dosage of biomass, compost, and wet ash on Ultisol in the field laboratory of soil department on sweet corn crop production. To determine the production of sweet corn on the application of biomass, compost, and w…
Rata-rata hasil produksi jagung manis di Sumatera Selatan meningkat pada tahun 2020-2022 yang diikuti dengan kenaikan pertumbuhan luas panen jagung. Perluasan areal lahan tanaman jagung dengan memanfaatkan lahan suboptimal rawa lebak yang diberikan penambahan pupuk untuk memperbaiki kesuburan tanah guna menunjang pertumbuhan dan produksi jagung manis yang optimal. Pembentukan bagian vegetatif d…
Ultisol is a soil that is classified as having low fertility. Judging from its wide distribution, Ultisol soil has great potential to be used as agricultural cultivation land. This research aims to determine the effect and best dose of biomass, compost and wet ash application on N, P and K uptake in sweet corn plants in ultisol. This research was carried out in the Field Laboratory of the Soil …
The area of peatland in Indonesia is around 20.96 million hectares, spread across several Indonesian islands. Part of South Sumatra Province is peatland. Ogan Ilir Regency has around 769,000 hectares of peatland. Peat is land that is formed naturally due to the accumulation of organic material from the weathering of vegetation that grows around it. Peat has several characteristics, including mo…
Peat is a specific ecosystem that is usually waterlogged, formed from the accumulation of decaying plant organic matter that has weathered and then accumulated over thousands of years. In South Sumatra, the largest peatland is located in the Ogan Komering Ilir (OKI) district with an area of 769 thousand hectares. This research was conducted to determine the physical properties of the moisture c…
The purpose of this research is to: 1) Identify marketing problems faced by farmer members of Farmer Corporation. 2) Analyze marketing channel patterns and efficiency of marketing results in Farmer Corporation. 3) Analyze the potential and alternative marketing of the results that can be done by Farmer Corporation. The method used in this research is survey method. The sampling method used in t…
Pendaftaran peralihan hak atas tanah termasuk di dalam kegiatan pemeliharaan dan pendaftaran karena dari setiap peralihan hak atas tanah yang terjadi akibat jual beli dibuktikan dengan akta yang dibuat oleh PPAT atau PPAT sementara, haruslah tercatat dalam sertifikat hak atas tanah. Berdasarkan pasal 24 ayat 2 peraturan Pemerintah No.24 Tahun 1997 tentang pendaftaran Tanah, adapun rumusan masal…
Banyak penitipan uang ganti kerugian di Pengadilan negeri (konsinyasi) dalam pelaksanaan pengadaan tanah untuk pembangunan kepentingan umum di wilayah Provinsi Sumatera Selatan, ini membuktikan banyak obyek yang bersengketa oleh para pihak. Adapun permasalahan yang dapat penulis sampaikan yaitu penyelesaian sengketa pertanahan melalui negosisasi dan peran notaris dalam penyelesaian sengketa pel…
This study aims to determine the effective working capacity of soil cultivation using a moldboard plow with different plow widths and types on dry land. This study was conducted from May 2025 to September at the Machine and Agricultural Equipment Workshop Laboratory, Soil and Water Engineering Laboratory, and Research Garden Laboratory of the Agricultural Technology Department, Faculty of Agric…
Soil quality is the ability of the soil to support its various functions, on soils that have been managed or are still natural. The Soil Quality Index (SQI) is an index calculated based on the value and weight of each soil quality indicator. The chemical properties of the soil are one of the constituents of soil quality. Soil chemicals are linked to the availability of essential nutrients neces…
This research succeeded in utilizing the T-Higrow sensor to read humidity and temperature values, by comparing the results with the Thermosoil sensor. The test results show that there is a difference in error values of 3.195% for humidity and 1.93% for temperature between the two sensors. Field measurements were carried out which resulted in the highest temperature of 36.5 at 10:00 AM and th…
Coal mining activities may cause significant landform changes and environmental degradation; therefore, a well-planned reclamation program in accordance with prevailing regulations is required. This study aims to develop a technical reclamation plan for the year 2025 at the former coal mining area of Pit Lawai, PT Bumi Gema Gempita, Lahat Regency, South Sumatra Province. The research methods in…
The increasing use of concrete in construction work is increasingly causing natural aggregates to deplete their availability, whereas the demand for concrete is increasing because concrete is an important element in a construction. By utilizing fly ash waste to make artificial aggregates can help reduce environmental pollution. Currently, Geopolymer Concrete with fly ash waste has begun to spre…
PT Bukit Asam (Persero) Tbk., a state-owned coal mining company, operates in the Tanjung Enim area of South Sumatra with a Mining Business Permit (IUP) covering 66,414 hectares. Coal extraction is carried out using an open-pit surface mining method, where overburden is excavated and transported to designated waste dump or backfilling areas. The Tanjung Enim Mining Unit (UPTE) consists of three …
In an effort to improve the growth of sweet corn (Zea mays saccharata Sturt) in Ultisol, it is necessary to conduct in-depth research on the use of various organic materials as soil condition improvement. In this case, biomass, compost, and wet ash are the organic materials used and are expected to improve the growth of sweet corn plants in Ultisol. The objective of this study was to assess the…
The use of agricultural tools and machines continues to be developed to improve land processing efficiency, including in the creation of soil ridges. Ridger plow is one of the tools and machines that functions to form furrows in the soil to produce ridges. This study aims to test the performance of a single ridger plow on an 8.5 HP hand tractor based on two treatment factors, namely the depth o…
Meningkatan produktivitas ayam KUB dengan sistem pemeliharaan intensif, banyak peternakan menggunakan imbuhan pakan antibiotic growth promotor (AGP) guna untuk meningkatkan performa ayam ayam KUB. Namun penggunaan antibiotic growth promotor dapat menimbulkan efek samping (residu) terhadap konsumen yang mengkonsumsinya. Penambahan acidifier merupakan cara alternatif untuk menggantikan penggunaan…
Medium density fibreboard (MDF) is a form of engineered wood product created by breaking down residual hardwood or softwood into wood fibers, usually in a defibrator, combining it with wax and resin binder, and forming panels by applying high temperature and pressure. The MDF fiberboard manufacturing process produces several by-products, including biomass, compost, and Wet Ash. The purpose of t…
Ultisol is a soil that is widespread in Indonesia with an acidic pH content and low availability of nutrients and organic material. Providing organic materials such as biomass, compost and wet ash are one of solution to repair biological and physical chemical properties because it has various types of nutrient content that can increase soil fertility. The aim of this study to find out the effec…
South Sumatra Province has a pest area of 1.4 million Ha. The distribution of peat soil in Ogan Hir is 23,687.91 Ha. Pent soil has a low bearing capacity. This research aims to explain the effect of stabilization on peat soil characteristics. Peat soll samples were taken using the Block Sampling method. The research locations are Parit Village and Lorok Village, Ogan Ilir Regency. Peat soil has…
Erosion is an event of soil erosion that occurs on the surface of the earth and is generally caused by water, parts of the soil are eroded and transported, then deposited from one place to another. Factors that influence erosion are rain erosivity, soil erodibility, slope length and slope factors as well as plant management and soil conservation measures. This research aims to determine the val…
Riverine areas are transitional zones between water bodies and land that play an important role in maintaining river flow stability. However, transportation activities such as coal barges can accelerate erosion in these areas. This study aims to estimate the rate of soil loss due to surface erosion using a RUSLE model based on spatial and temporal data in the Lilin River basin, Musi Banyuasin R…