Bronze featherback (Notopterus notopterus) is an economically valuable freshwater fish in South Sumatra, Indonesia. Increasing consumer demand for N.notopterus has led to increased exploitation in the wild. To increase the population and production, cultivation is necessary. This study aims to determine the growth and survival of N. notopterus in concrete ponds and tarpaulin ponds. This researc…
Papain enzyme, a protease enzyme has been shown to increase feed efficiency and fish growth. Papain enzyme performance is influenced by several factors, one of them is enzyme concentration. The appropriate enzyme concentration or percentage will maximize the enzyme's performance. This research aimed to determine the best percentage of papain enzyme addition to feed to increase the growth and fe…
Fish diversity is an important component in the functioning of aquatic ecosystems. The Kelekar River is a habitat for various species of freshwater fish. This study aims to assess the diversity of freshwater fish in the Kelekar River of middle section, Pelempang Village, Muara Enim Regency, South Sumatra. This research was conducted from May to July 2025. This research uses explorative survey m…
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 …
Climbing perch (Anabas testudineus) is a native freshwater fish species in Indonesia that inhabits swamp, rivers and lakes. This species is known to have relatively slow growth and development. One efforts to increase its growth is through environmental manipulation with the lighting method (photoperiod) given to the rearing media. Photoperiod or duration of light exposure, is an environmental …
Porphyridium cruentum is a red microalga rich in bioactive compounds with potential for various industries. However, harvesting is difficult due to its microscopic unicellular nature. Bioflocculation using Streptomyces sp. offers an eco-friendly alternative. This study aimed to determine the optimal concentration of Streptomyces sp. for flocculation efficiency, protein and phycoerythrin content…
The main constraint in climbing perch (Anabas testudineus) culture is its relatively slow growth rate, which can affect the productivity and efficiency of aquaculture cultivation. The primary factors contributing to fish growth include feed quality, nutrient content, and the balance of essential amino acids. One effort to improve feed efficiency is through the supplementation of essential amino…
One of the challenges of snakehead fish farming is finding feed that is both affordable and high in protein. This study aimed to determine the effect of using locally sourced feed on snakehead fish growth. The research was conducted at the Aquaculture Laboratory and Experimental Pond of the Aquaculture Study Program Universitas Sriwijaya Department of Fisheries from July to August of 2025. The …
Fingerlings require proper nutrition to grow well. Silk worms (Tubifex sp.) are commonly used as feed during the fingerling phase due to their excellent nutritional content. However, a limitation of silk worms (Tubifex sp.) is their availability, which can be constrained during certain periods, especially in the rainy season, leading to increased prices and consequently higher production costs.…
Tomato (Solanum lycopersicum) is a major horticultural commodity with increasing demand due to its desirable fruit quality characteristics and the wide variety of processed products derived from it. However, field productivity is often constrained by plant pest and disease infestations that can significantly reduce yield. Chemical pesticides remain the primary control strategy, although their i…
Oil palm (Elaeis guineensis Jacq.) plantations in the Immature Plant (IMP) phase have open environmental conditions that support weed growth and create habitats for various arthropods. Arthropods play an important role in the plantation ecosystem, both as pollinators, predators, parasitoids, herbivores, and decomposers. This study aims to assess the level of arthropod diversity in IMP and surro…
This research is motivated by the economic value of the silver pompano (Trachinotus blochii) and its popularity among the public. In cultivation activities, feed plays an important role as the main factor influencing fish growth. Slow growth in fish is a major obstacle in the cultivation system. Efforts were made by adding natural ingredients of Javanese turmeric (Curcuma zanthorrhiza) and magg…
Research on the effect of adding papaya fruit powder to self-made feed based on papaya fruit powder with a 5% natural binder Gelidium sp, and commercial feed (Hi Pro Vite) to support the growth rate of White Snapper. The research method used a Completely Randomized Design (CRD) divided into 2 observations, namely physical testing of the feed and biological testing consisting of 3 treatments and…
SITI ANNISA TRI SUSANTI. Specific Allel of Nile Tilapia (Oreochromis niloticus.) from Maninjau Lake Based on Single Nucleotide Polymorphism (SNP) Marker (Supervised by MARINI WIJAYANTI). Tilapia (Oreochromis niloticus) is a fish native to the Nile River. Currently in Indonesia, there are many new strains of tilapia resulting from crossbreeding to produce tilapia with specific desired characteri…
Notopterus notopterus dan Chitala hypselonotus merupakan spesies ikan asli Sumatera Selatan, Indonesia. Kedua spesies ini termasuk dalam famili Notopteridae. Secara morfologi kedua spesies ini sangat mirip. Penelitian ini bertujuan untuk menganalisis perbedaan karakter morfometrik–meristik N.notopterus dan C. hypselonotus asal Sungai Kelekar, Sumatera Selatan. Penelitian ini telah dilaksanaka…
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Male guppies (Poecilia reticulata) are popular because they are have beautiful color patterns. The production of male monosex guppies can be done with masculinization techniques. One of the natural ingredients that can be applied in masculinization techniques is pasak bumi (Eurycoma longifolia) plant. The purpose of this research was to increase the percentage of male guppies. The research meth…
Kelapa sawit merupakan tumbuhan monokotil yang tidak memeiliki akar tunggang, tubuh didaerah tropis. Predator mempunyai jumlah spesies lebih banyak dibandingkan jumlah spesies dari serangga lainnya dalam suatu ekosistem. Tujuan dari peneltian ini adalah untuk mengetahui keanekaragaman spesies dan kelimpahan populasi predator tanaman kelapa sawit yang menghasilkan dan tanaman yang belum menghasi…
The optimal water pH for pangasius catfish culture is 6.5-8.5. One of the several materials that can be used to increase the pH of swamp water is calcium oxide. The research aims to determine the best dose of calcium oxide lime to increase the pH of swamp water as a medium culture of pangasius catfish. This research carried out at the Aquaculture Laboratory and Experimental Ponds, Aquaculture S…
This study aims to explore the culture of shrimp farmers and develop a dummy regression model to predict shrimp harvest yields. The data used is primary data obtained through surveys and interviews with shrimp farmers in Bumi Pratama Mandira Village, Ogan Komering Ilir Regency. A qualitative approach with a descriptive narrative method was used to explore cultural aspects, while a quantitative …
This study aims to analyze the optimal physical properties of growing media for mustard greens (Brassica juncea L.) using floating rafts in lebak swampland. This research was conducted from March 2023 to June 2024 in the Soil Science Field Laboratory and Physics Laboratory, Department of Soil Science, Faculty of Agriculture, Sriwijaya University. The method used in this study was descriptive. T…
Beef tomato (Lycopersicum esculentum Mill) is a crop that requires stable water availability to support growth and prevent water stress or diseases caused by excessive or insufficient watering. Manual irrigation is often inefficient and leads to uncontrolled soil moisture levels. The optimal soil moisture level for tomatoes is 60%, thus a system capable of predicting and regulating irrigation m…
Modern agriculture increasingly relies on technology to improve efficiency and productivity, one of which is through the application of the Internet of Things (IoT). This study aims to develop an IoT-based automatic irrigation system for tomato plants with real-time temperature and humidity monitoring. The system is designed using the DS18B20 sensor to measure environmental temperature and humi…
Chaya (Cnidoscolus aconitifolius) is an annual vegetable species known for its tolerance to drought stress. However, in the cultivation process, prolonged drought stress can affect the growth, morphology, biomass, and quality of chaya plants. Drought is a condition where soil moisture content is very low. One effort that can be made to observe the response of chaya plants to drought is by apply…
Katuk (Sauropus androgynus (L.) Merr.) is an annual local vegetable that is highly nutritious and has the potential to be developed as a commodity crop in swampy areas. However, farmers in swampy areas still face the main problem of fluctuating groundwater levels that are difficult to control, resulting in suboptimal and unstable katuk growth and yields. This study aims to determine the most su…
Durian is one of the leading commodities in South Sumatra, boasting high economic potential; however, its propagation is still constrained due to the difficulty in propagating it generatively. This research aims to determine the growth response of durian leaf explants to the application of the auxin NAA (Naphthalene Acetic Acid) in WPM (Woody Plant Medium). Research was conducted using a comple…
Durian is a key commodity with high economic value in South Sumatra, but the generative propagation of this plant still faces obstacles. This research aims to determine the effect of NAA (Naphthalene Acetic Acid) application in MS (Murashige and Skoog) medium on callus induction in durian leaf explants (Durio zibethinus Murr.). The research used a completely randomized design (CRD) with five le…
Green spinach plant (Amaranthus hybridus L). is a vegetable plant belonging to the Amaranthceae family and originates from America and then spread to Indonesia. Nontidal lowlands have the potential to be used as a good planting medium for food crops or horticultural crops. This research was conducted to determine the response of green spinach plants to the administration of various doses of ric…
Sustainable agriculture is one of the important solutions in the face of global climate change and increasing food needs. The use of biomass, compost, and wet ash has been a significant research focus in an effort to increase crop productivity, particularly sweet corn crops, in Ultisol. The purpose of this study is to identify changes in the content of Exchangeable Aluminum and Ferrum in Ultiso…