The process of preserving and storing sperm is called cryopreservation process. The success of the sperm cryopreservation process is determined by several factors including extender material, fisiological solution and freezing rates. One of the extender ingredients that can be used is honey. Honey contains antioxidants and has the ability to increase extracellular osmotic activity which helps p…
Lahan rawa merupakan salah satu ekosistem yang sangat potensial untuk pengembangan pertanian. Luas lahan rawa di Indonesia di perkiraka sekitar 33,4 juta ha, yang terdiri atas lahan pasang surut sekitar 20 juta ha dan rawa lebak 13 juta ha. Pemanfaatan lahan basah oleh pemerintahan sudah dilakukan sejak tahun 1970-an. Luas lahan rawa yang telah dikembangkan pemerintahan hingga saat ini adalah …
Penelitian ini bertujuan untuk mengetahui pengaruh promosi penjualan dan iklan terhadap pembelian impulsif di Shopee (Studi kasus pada mahasiswa Fakultas Ekonomi Universitas Sriwijaya). Penelitian ini fakus pada konsumen Shopee untuk mengevaluasi sejauh mana promosi penjualan dan iklan memengaruhi pembelian impulsive konsumen, dengan tujuan memberikan rekomendasi untuk memberikan rekomendasi pe…
The purpose of this research is to analyze the performance of Air Conditioning (AC) with power 1 PK, to know the effect of COP (Coefficient of performance) with variation of regulator valve opening. The data obtained during the test air conditioner use some measuring equipment, such as Thermometer, Presseur gauge, refrigerant (digital), Manifold gauge, Vacuum pump, Leak Detector, Compressor. Th…
The study designed the crossflow water turbine runner by using material paralon (PVC), which compare variation in the angle of inlet runner 20 °, 30 °, 40 ° to get maximum efficiency. This testing using test equipment the laboratory or micro hydro power plant PLTMH to utilize renewable energy sourced from water capacity 7 litres per second with the source water from a pump with water velocit…
Sungai Komering merupakan anak sungai dari Sungai Musi yang berhulu di Danau Ranau dan berhilir di Sungai Musi. Pada bagian hulu Sungai Komering terdapat Bendung Perjaya yang terletak di Desa Perjaya Kecamatan Martapura Kabupaten Ogan Komering Ulu Timur. Bendung ini memiliki peranan yang penting sebagai sarana jaringan irigasi Komering, yang membendung Sungai Komering untuk memenuhi kebutuhan a…
The province of South Sumatra has a total area of approximately 87,017.42 km2 and lies between 1º - 4º south latitude, 102º - 106º East Longitude. South Sumatra, known as aquatic area, has large rivers with abundant water resources, these water resources are sourced from 9 major major rivers, the Musi River, and other rivers. (Kadin Indonesia, 2011). Turbine is a tool used to convert an ene…
Air quality is an important aspect for rearing japanese ornamental carp fish. Suitable water quality can support survival rate and at the same time can influence the brightness of the japanese ornamental carp fish's body color. One effort that can be made to maintain optimal water quality is by implementing a recirculation system. The aim of this research was to determine the use of recirculati…
Keberhasilan penetasan telur ditentukan oleh faktor internal dan eksternal. Salah satu faktor eksternal adalah pH. Kegunaan pH pada penetasan telur adalah untuk merangsang enzim korionase yang dapat membuat korion menjadi lunak sehingga mempercepat waktu penetasan telur ikan sepat siam. Tujuan penelitian ini adalah untuk mengetahui nilai pH terbaik terhadap persentase dan lama waktu penetasan t…
The bronze featherback (Notopterus notopterus, Pallas 1769) is a species of freshwater fish native to South Sumatra, Indonesia. This species has a high market value. The local people of South Sumatra utilize this fish as food and ingredients for the culinary industry of pempek and crackers. In addition, it is also traded as an ornamental fish. Increased fishing for this fish in the wild has cau…
The Komering River is a flowing freshwater ecosystem with a diversity of constituent organisms and is an aquatic ecosystem that is beneficial for aquatic animals and human needs. Most people use the Komering River for fish farming using a cage system. However, pollution from various activities around the area is expected to affect river water quality. Water quality is an absolute requirement th…
Feed is an important factor to support fish growth. The growth rates and feed efficiency are important parameters in fish farming. The growth and feed efficiency can be increased by adding certain ingredients in feed including a garlic and turmeric. The research aimed to determine the best combination of garlic and turmeric extracts in artificial feed for kissing gourami. The fish reared at the…
Perumda Tirta Musi merupakan perusahaan daerah yang menyediakan layanan air bersih bagi masyarakat di Kota Palembang dan sekitarnya. Namun, sistem pembayaran yang digunakan saat ini masih di dominasi oleh metode konvensional, seperti pembayaran di kantor cabang atau melalui loket pihak ketiga, yang dinilai kurang efisien. Untuk mengatasi permasalahan tersebut, penelitian ini bertujuan merancang…
Swamp water has a low pH value ranging from 3-4, this causes swamp water not yet be used optimally for fish culture. The optimum pH value for culture media of pangasius catfish (Pangasius sp.) is 6.5-8.5. One effort that can be done to increase the pH of swamp water by liming. This study aimed to determine the best dosage of cockle shell lime to increase water pH, growth and survival of pangasi…
The problem that was often faced in hatching java combtail was that during the gonad maturation of male and female, it sometimes did not occur at the same time. Efforts that can be made through the application of reproductive biotechnology are sperm preservation or storage (sperm cryopreservation). Cryopreservation was a storage technique using low temperatures up to -196oC. Extenders and cryop…
The productivity of palm oil is projected to continue increasing annually in line with the growing global demand for vegetable oil. Consequently, the generated palm oil mill effluent (POME) is also expected to rise. However, addressing the significant potential of this liquid waste has become a crucial concern for companies striving to maintain environmental stability. Processing such waste in …
Air merupakan sumber energi yang murah dan relatif mudah didapat. Pada air terdapat atau tersimpan energi potensial dan energi kinetik. Energi potensial merupakan energi yang dimiliki oleh air jatuh, sedangkan energi kinetik air merupakan energi yang tersimpan pada air yang mengalir. Kincir air merupakan alat yang dapat digunakan untuk memanfaatkan energi kinetik air. Kincir air merupakan peral…
Arthrospira platensis is a type of planktonic filamentous cyanobacterium composed of individual cells. It contains protein, polyunsaturated fatty acids, phycobiliproteins, carotenoids, polysaccharides, vitamins, and minerals. One of the most important things related to the growth of Arthrospira platensis in wastewater is the development of simple technology to produce it for animal or human fee…
RINGKASAN NANDA OKTA RAHMAWATI. Kombinasi Suhu dan pH Air yang Berbeda untuk Pemeliharaan Benih Ikan Tambakan (Helostoma temminckii) (Dibimbing oleh MIRNA FITRANI dan YULISMAN). Ikan tambakan (Helostoma temminckii) merupakan salah satu jenis ikan air tawar yang berasal dari Asia, khususnya dari Indonesia. Dalam kegiatan budidaya ikan kualitas air merupakan faktor yang berpengaruh terhadap kelan…
Pangasius catfish culture using swamp water by applying floating raft aquaponic technology constrained by low pH value and productivity of swamp water. This study aimed to determine the best particle size percentage of golden snail shell lime and the optimal dosage of Azolla sp. liquid organic fertilizer on the culture of pangasius catfish and lettuce plants using a floating raft aquaponic syst…
Belontia hasselti is a swamp fish with the advantage of being developed as a cultivation commodity. One way that can be done is by applying environmental engineering, such as applying a long exposure time (photoperiod). The study aimed to know the best photoperiod for the growth and survival rate of B. hasselti fingerlings. The study used a completely randomized design (CRD) which consisted of …
Teknologi bioflok-akuaponik dapat menjadi solusi yang tepat untuk meningkatkan produksi ikan gabus (Channa striata). Pemilihan sumber karbon pada teknologi bioflok menjadi kunci keberhasilan pertumbuhan bioflok. Salah satu sumber karbon yang dapat digunakan yaitu molase. Tujuan penelitian ini yaitu untuk mengetahui efektivitas kemampuan penerapan sumber karbon molase pada teknologi bioflok-akua…
The climbing perch (Anabas testudineus) has a unique organ that is like a labyrinth and allows the fish to survive at low oxygen levels. During the rearing in controlled containers, leftover feed, and metabolic products can cause a decrease in water quality, affecting fish survival and growth. Phytoremediation is a solution to improve the water quality in fish culture media. This research aimed…
In the process of plant growth, there are several factors that can affect plant growth and yield, such as soil moisture, light intensity, soil pH, and especially temperature, which always changes at any time. One of the plants that requires a balanced temperature in order to produce good plant yields is orchid plants. Temperatures that are too high can cause dehydration in orchid plants, and lo…
Microcontroller is a technology that is developing so rapidly with various types and functions, one of which is the NodeMCU ESP8266 which can be used as a microcontroller for various functions in the field of electronics technology. This research was carried out at the Electrical and Nuclear Electronics Laboratory, Sriwijaya University and Sungai Senai in April-July 2023. The purpose of this re…
Male guppies (Poecilia reticulata) are more attractive and valuable. Monosex production of male fish mostly uses the 17α-methyltestosterone. This hormone is expensive and difficult to obtain. Thus, it is necessary to explore natural ingredients as an alternative replacement. Purwoceng plant (Pimpinella alpina) has the potential to be used. The purpose of this study was to determine the best im…
Sukawinatan landfill leachate is one of the sources of heavy metal pollution and can affect the surface water quality of surrounding settlements. It is known that the lead content is 2.103 mg/L. The lead content can be reduced by the adsorption method using adsorbents. Adsorbents can be made from organic waste such as banana peels. Banana peel contains pectin and cellulose which can be used in …
Acid mine drainage is water that is formed at mining sites with a low pH value of 1.5 to 4. Management of acid mine drainage should be carried out at every mining company in accordance with the obligations based on Minister of Energy and Mineral. One of the efforts to cope with aquatic plants requires input to be able to grow, namely the addition of compost/organic fertilizer, namely using empt…
The sustainable exploitation of mineral resources necessitates careful consideration of their environmental impact, notably Acid Mine Drainage (AMD). AMD, a byproduct of mining activities, poses a significant threat to water sources, including both groundwater and surface water and poses a risk to the ecological balance, particularly in the vicinity of mining operations. AMD can result in the d…
The aims of this research was to determine the survival rate and growth of nile tilapia fry during the rearing with different stocking density in tidal land drainage and rainfed pond in Bangunsari’s village, district of Tanjung Lago, Banyuasin Regency, South Sumatera. The research was conducted on 26* December 2012 until 15* February 2013. The design was randomized completely block design wit…