This study aimed to determine the effect of microbial liquid organic fertilizer (LOF) on the chemical properties of peat soil as well as the growth and yield of upland water spinach (Ipomoea reptans Poir.). The experiment was conducted in the greenhouse of the Soil Science Department, Faculty of Agriculture, Sriwijaya University, from December 2024 to February 2025 using a Completely Randomized…
Red ginger is one of the biopharmaceutical plants that has high economic value and is widely used as a traditional medicine ingredient, health drink, as well as an industrial raw material. This study aims to determine the effect of various doses of chicken manure on the growth of red ginger (Zingiber officinale Var. Rubrum) grown in a polyculture system with coffee plants. This research was car…
Rubber is one of the most important plantation commodities with high economic value and is widely cultivated in Indonesia. South Sumatra is the province with the largest plantation area; rubber plantations have wide inter-row spacing, which offers potential for the development of polyculture systems. The NK Perkasa 1672 corn variety is a food crop resistant to pest attacks and fungal diseases, …
Shallots (Allium ascalonicum L.) are one of the needs of Indonesian people as a staple food and traditional medicine. This study aims to determine the effect of K₂SO₄ fertilizer on the growth and production of shallots of the Bauji variety floating. This study was conducted at the Embung, Faculty of Agriculture, Sriwijaya University Indralaya, Ogan Ilir Regency, South Sumatra with coordinat…
Peatland converted to oil palm plantations has the potential to increase greenhouse gas emissions, one of which is nitrous oxide (N₂O), which has a global warming potential 265-298 times higher than CO₂. This study aimed to determine the potential magnitude of N₂O gas emissions from peatland oil palm plantations aged 10, 12, and 14 years at PT Waimusi Agroindah, Ogan Komering Ilir Regency…
The accumulation of excessive organic matter in the rearing medium, driven by metabolic waste (feces) and improperly managed feed, is the primary cause of declining water quality. Efforts to control these conditions are necessary to maintain the stability of the aquaculture environment, one of which is through the implementation of a recirculation system using an activated carbon filter medium …
ACHMAD DANI ALFARIZI, “Pertumbuhan dan Hasil Pakcoy (Brassica rapa L.) Pada Sistem Budidaya Terapung edngan Berbagai Jenis Aplikasi Pupuk Daun” (dibimbing oleh, FITRA GUSTIAR) Tanaman pakcoy (Brassica rapa L.) adalah tanaman sayuran daun yang banyak diminati oleh masyarakat Indonesia dan permintaan pasar terhadap produksi tanaman pakcoy yang semakin meningkat. Ketersediaan lahan di Indonesi…
Shallots (Allium ascalonicum L.) are one of the strategic horticultural commodities that have an important role in the national economy and are a staple food for the Indonesian people. Water availability is an important factor in achieving optimal yield and quality of bulbs. This study aims to determine the effect of the best watering frequency on the growth and yield of shallots Bauji variety.…
This study aimed to determine the effects of fly ash, vermicompost, and their combination on the growth and yield of pakcoy (Brassica chinensis L.) grown on Ultisol soil. The research was conducted at the Agrotech Training Center (ATC), Faculty of Agriculture, Sriwijaya University, Indralaya, from May to August 2024. The experiment employed a Factorial Completely Randomized Design (CRD) consist…
The kissing gourami fish is one of the local commodities with high market value and great potential for development as a cultivated fish. One of the applications of feed management is regulating the feeding frequency. The purpose of this study was to determine the optimal feeding frequency for kissing gourami fish fry that supports growth, survival rate, feed efficiency, and water quality in an…
Floating cultivation of red lettuce (Lactuca sativa var. red rapid) has potential as an alternative approach for utilizing suboptimal land, particularly lebak swamp areas. This study aimed to evaluate the effectiveness of different raft design in a floating cultivation system on the growth and yield of red lettuce (Lactuca sativa var. red rapid). The research was conducted at the reservoir of t…
This study examines the sustainability of pineapple farming in Tanjung Lalang Village, Payaraman District, Ogan Ilir Regency, Indonesia, focusing on economic, social, and environmental dimensions. Using a survey method, data were collected from 40 farmers selected through simple random sampling, combining primary data interviews and questionnaires and secondary data from relevant institutions. …
The raising of kissing gourami (Helostoma temminckii) is influenced by various factors, with water quality being a significant one. The quality of water used in aquaculture is greatly affected by the source from which it is drawn. This study explores three different water sources: water from the local water company (PDAM), wastewater from Nile tilapia (Oreochromis niloticus) culture, and swamp …
Polyculture is a farming system that involves growing more than one type of crop on the same plot of land simultaneously to improve land efficiency, productivity, and soil fertility. Red ginger and sweet corn can be grown in a polyculture system because their growth characteristics are mutually supportive. The use of NPK fertilizer is also important to help meet the plants’ nutrient requireme…
Polyculture is a cultivation method that involves growing two types of crops simultaneously on the same land to improve land-use efficiency and crop yield. Ginger (Zingiber officinale) and sweet corn (Zea mays saccharata Sturt) are two crops with high economic value that can grow well in a polyculture system. The success of this cultivation system largely depends on the availability of sufficie…
Elaeis guineensis Jacq. (oil palm) is one of the main and strategic commodities in Indonesia. To ensure high productivity, high-quality seedlings are required. Due to the limited availability of topsoil as a planting medium, subsoil ultisol is often used as an alternative, with its quality improved through the application of Empty Fruit Bunch Ash (EFB Ash). This study aimed to determine the opt…
Jagung popcorn ungu merupakan komoditas potensial yang masih terbatas pengembangannya sehingga diperlukan upaya pemuliaan untuk menghasilkan varietas unggul. Penelitian ini bertujuan mengevaluasi pertumbuhan, produksi, dan segregasi aksesi jagung popcorn ungu generasi F2 sebagai dasar seleksi untuk memperoleh benih generasi F3. Penelitian dilaksanakan pada Juni–September 2025 di Jalan M. Tamy…
Kissing gourami (Helostoma temminckii) is a freshwater fish with high economic value, but the availability of seeds still depends on wild catches due to the limited availability of mature gonad broodstock. Efforts to accelerate gonad maturation can be done through hormonal induction using pregnant mare serum gonadotropin (PMSG). Oodev® contains pregnant mare serum gonadotropin (PMSG) and antid…
Pangasius catfish culture using swamp water is constrained by low pH value, which are below the optimum range of 6.5–8.5 for pangasius catfish. Efforts can be made the issue of low pH among others is by liming. Alternative lime material from chicken egg shells can be used as a liming material to increase the pH of water. The quality of lime influenced of the calcination. The objective of this…
The availability of clean water for aquaculture is increasingly threatened due to growing pressure on water resources, while aquaculture waste is generally not yet optimally treated. Waste from catfish (Clarias sp.) farming contains high levels of organic matter and nutrients, such as ammonia and phosphate, which can degrading water quality. This study aims to evaluate the effectiveness of a Co…
This study discusses that merbau (Intsia bijuga) is a high-economic-value timber species; however, its generative propagation faces constraints due to physical dormancy caused by a hard and impermeable seed coat, which inhibits water imbibition and germination. Therefore, dormancy-breaking treatments such as chemical scarification using H₂SO₄ and mechanical scarification (sanding) are requi…
Ikan tambakan (Helostoma temminckii) merupakan salah satu ikan air tawar yang dibudidayakan, tetapi memiliki pertumbuhan yang lambat. Intensitas cahaya merupakan salah satu faktor yang memengaruhi pertumbuhan ikan. Tujuan penelitian ini adalah untuk menentukan intensitas cahaya terbaik untuk pertumbuhan panjang dan bobot mutlak, efisiensi pakan, kelangsungan hidup, kadar glukosa darah benih ika…
Ikan tambakan merupakan satu diantara jenis ikan air tawar yang habitat aslinya di wilayah beriklim tropis termasuk Indonesia. Pertumbuhan ikan tambakan dalam pengembangan budidaya masih tergolong lambat. Photoperiod menjadi salah satu cara penerapan dalam meningkatkan pertumbuhan dan kelangsungan hidup benih ikan tambakan. Photoperiod merupakan faktor lingkungan yang dapat mempengaruhi fisiolo…
Weeds are one of the main limiting factors in long bean cultivation. Weed control can be carried out using bioherbicides derived from natural materials as an environmentally sustainable alternative to synthetic herbicides. This study aimed to determine the effectiveness of a combination of bioherbicides made from papaya leaf extract and garlic on weed growth in long bean fields. The research wa…
The Sumatran featherback (Chitala hypselonotus) is currently threatened with extinction due to overfishing and a suspected drastic decline in its population caused by changes in environmental conditions. This study aims to determine the growth, survival, and feed efficiency of C. hypselonotus maintained at different depths. The study was conducted at the Basic Fisheries Laboratory and Aquacultu…
Ikan cupang (Betta splendens) jantan memiliki nilai jual tinggi karena tampilannya menarik. Untuk meningkatkan populasi jantan, digunakan metode maskulinisasi. Penelitian ini bertujuan untuk mengetahui lama waktu terbaik dalam proses maskulinisasi ikan cupang (Betta splendens). Penelitian ini dilaksanakan di Laboratorium Dasar Perikanan, Laboratorium Budidaya Perairan dan Kolam Percobaan, Progr…
Transportasi benih ikan nilem sistem tertutup dengan durasi yang lama berpotensi menurunkan kualitas air dan tingkat kelangsungan hidup benih ikan nilem pascatransportasi. Penelitian ini bertujuan untuk mengetahui penambahan zeolit cair yang sesuai pada media transportasi benih ikan nilem sehingga dapat mempertahankan kualitas air, menekan tingkat stres dan mempertahankan kelangsungan hidup ben…
This study aimed to evaluate the effect of various doses of ZA fertilizer on the growth and yield of shallot plants (Allium ascalonicum L.) of the Bauji variety cultivated using a floating system with bamboo rafts. The research was conducted at the reservoir of the Faculty of Agriculture, Sriwijaya University, Indralaya Utara, Ogan Ilir Regency, South Sumatra, from June to August 2025. The expe…
One of the largest cost components in fish farming is feed. Feed costs can reach 60–70% of total production costs, so the high price of manufactured feed is a major obstacle for catfish farmers. One solution that can be used is to utilize alternative raw materials that come from local sources, are easily obtained, contain minerals, and have relatively low costs, one of which is chicken eggshe…