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…
The swamp has low pH water (
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…
The sea grape Caulerpa racemosa is a type of marine plant that is classified as a macroalgae that lives attached to the bottom of the waters. Caulerpa racemosa needs to be developed because it has many health benefits. The research was carried out as a cultivation innovation in the field of different plant spacing methods in controlled tanks. The method used was an experimental method with a Ra…
This research aims to determine the distribution pattern of bulk irrigation systems with various numbers of pipes in oil palm (Elaeis guineensis Jacq.) nurseries. This research was carried out at the Land and Soil and Water Engineering Laboratory, Agricultural Technology Department, Faculty of Agriculture, Sriwijaya University, Indralaya. The research implementation time was carried out in Febr…
Shallot (Allium ascalonicum L.) is one of the strategic horticultural commodities in Indonesia; however, its productivity remains relatively low due to nutrient limitations and suboptimal land use. This study aimed to evaluate the effect of different doses of potassium sulfate (K₂SO₄) fertilizer on the growth and yield of shallot cultivar Tajuk under a floating cultivation system using raft…
The rubber plant (Hevea brasiliensis) was one of the plantation commodities that produces natural latex (sap) in the world which has an important role in the economy in Indonesia. Along with the increase in the area of community and government rubber plantations, it was very necessary to increasethe productivity of rubber plants, one of them was by preparing quality superior seeds. This reseacr…
Air rawa memiliki nilai pH yang rendah berkisar 3-4, hal ini yang menyebabkan air rawa belum optimal digunakan untuk budidaya ikan. Nilai pH optimum untuk pertumbuhan ikan patin (Pangasius sp.) yaitu 6,5-8,5. Upaya yang dapat dilakukan untuk meningkatkan pH air rawa yaitu dengan melakukan pengapuran. Penelitian ini bertujuan untuk mengetahui dosis terbaik kapur cangkang kijing yang diaplikasika…
The study aims to modify the design of water circulation systems on hydroponics using venturi pump type dribbel bars so that it can increase the content of dissolved oxygen to optimal output. This research has been conducted from February 2024 until April 2024 at the Plant House of the Agricultural Engineering Studies Program, Department of Agricultural Technology, Faculty of Agriculture, Unive…
Heavy metal lead, commonly found in industrial waste, is toxic to aquatic organisms. Its presence in water can harm organisms such as climbing perch. Lead can cause liver damage, close the gill membrane, and even lead to death in fish. Additionally, it can cause reproductive disorders, inhibit vitellogenin induction, delay oogenesis, increase hormone secretion, and decrease gonadal somatic inde…
The floating raft model aquaponic system principally places plants on the surface of the water using media including styrofoam. Fertilization is an effort to improve water quality to increase the production of fish and cultivated plants. This study aims to determine the best dose of liquid organic fertilizer on water quality in the culture of catfish with lettuce plants using an aquaponics syst…
Haematococcus pluvialis merupakan mikroalga hijau yang dapat dimanfaatkan sebagai bahan bakar nabati, obat-obatan, dan makanan. Lingkungan yang kurang sesuai dan stres oksidatif pada H. pluvialis dapat menyebabkan H. pluvialis memproduksi lebih banyak lipid dan karotenoid. Perlakuan induksi menggunakan etanol dan radiasi ultraviolet dapat menjadi pilihan karena dapat mempengaruhi produksi React…