One of the disease in pangasius catfish is the pathogenic bacteria Aeromonas hydrophila which causes Motile Aeromonas septicemia (MAS) or known as red spot disease. This study aimed to determine the concentration for treatments of pangasius catfish (Pangasius sp.) infected with Aeromonas hydrophila bacteria using gambier (Uncaria gambier Roxb) sap solution. This research design used a completel…
This study aims to determine the physicochemical characteristics of collagen from snakehead fish bone and scale (Channa striata). This research was conducted in a laboratory experiment and repeated 3 times. The parameters observed were protein content, ash content, viscosity, extract yield and UV-Vis spectroscopy. The data obtained were analyzed descriptively in the form of tables and graphs, f…
Sub-watershed Boang is a part of Musi Watershed located in Palembang. Subwatershed Boang covers three districts; those are Gandus, Ilir Barat I, and Ilir Barat II. This watershed has several rivers, including Kedukan River, PAM River, Kedukan Lama River, Sawah River, and so forth. One of the major problems in Kedukan river is flooding which occurs around river due to the overflow of water. In s…
Climbing perch can be cultivated and able to respond of the artificial feed. The use of certain plant ingredients such as soybeans, corn, cassava, and bran as fish feed ingredients has the disadvantage of containing phytic acid. Phytic acid is difficult to digest by fish because of the lack of phytase in the gastrointestinal tract Therefore, it is necessary to add phytase to hydrolyze the phyti…
River is the place and the Container and also water drainage networks ranging from the spring to the estuary with restricted right and left and also up streaming along the lines sempada. One of the main river in South Sumatra is enim river. Recorded on 23 January 2016 floods occurred in the estuary enim that flooded the area around suangai enim. The purpose of this study was to determine the fl…
This study aims to determine the shelf life of shredded catfish (Pangasius pangasius) through the accelerated method with the Arrhenius model. This study used a laboratory experimental method, estimating the shelf life of shredded catfish (Pangasius pangasius) through the Arrhenius equation at storage temperatures (25 ℃, 40 ℃ and 55 ℃), observed every 5 days for 20 days and carried out th…
Pada penelitian ini bermaksud untuk menggunakan agregat batu gunung dan agregat batu sungai yang berasal dari Musi Rawas, penelitian ini mengacu pada penggunaan agregat batu gunung dan agregat batu sungai sebagai bahan material campuran untuk pembuatan Lataston Hot Rolled Sheet - Base hal ini bertujuan untuk memanfaatkan bahan material yang dapat digunakan sebagai bahan campuran Lataston HRS-Ba…
This study aims to determine and describe the flavour profile of fermented seluang fish products and to determine the attributes that can increase the liking of fermented seluang fish products. The flavour profile of fermented fishery products was evaluated using the CATA sensory analysis method and hedonic test with consumer panellist’s. The products tested in this study were bekasam, rusip,…
Microplastics are plastics resulting from degradation by nature so they have a micro size about 1-5000 μm. Microplastic has become a global issue because it spreads throughout the world's waters. Microplastics that spread in waters have a high potential to contaminate aquatic biota and reduce the quality of marine products and also endanger food safety. This study aims to determine the presenc…
Ruas sungai yang sering kali menimbulkan permasalahan sehingga diperlukan kajian yang lebih spesifik adalah pada bagian tikungan sungai. Pada bagian tikungan sungai sering terjadi permasalahan penggerusan sungai baik pada dasar sungai maupun dinding sungai, yang mempengaruhi distribusi kecepatannya. Penelitian ini ditujukan untuk melihat distribusi kecepatan pada tikungan sungai akibat variasi …
Riinoff is one of the faclors t ha t can cause landslides. This phenomenon occurs in Lematang watershed especially in upstream region. The purpose of this research is t o determinerunoff t ha t occur i n LemutangHulu sub-watershed. In the analysis of runoff, LematangHulu watershed w as drvided into 5 sub-watershed, namely Sub DAS L Hulu 1 - Sub DAS L Hulu 5. The method used in analyzing this ru…
This study aimed to measure the content of tannin compounds and antioxidant activity between crude extract and purified extracts on water lettuce (Pistia stratiotes). In this study, identification of functional groups was also carried out using FT-IR (Fourier Transform Infra Red). This research method was carried out experimentally in a laboratory using one treatment consisting of 2 levels, nam…
Penelitian ini bertujuan menentukan kadar gula total, serat kasar dan aktivitas antioksidan pada ekstrak oligosakarida pada serabut buah nipah (Nypa fruticans). Pada penelitian ini juga telah dilakukan identifikasi gugus fungsi penyusun oligosakarida dengan menggunakan FT-IR. Metode penelitian ini dilaksanakan secara eksperimental laboratorium dengan perlakuan berupa ekstraksi kasar dengan meng…
Sungai Lambidaro merupakan salah satu sungai yang dipengaruhi oleh pasangsurut Sungai Musi. Pada saat kondisi pasang, biasanya terjadi luapan air (banjir) di beberapa titik di sepanjang sungai ini terlebih jika pada saat tersebut terjadi hujan deras. Penelitian ini bertujuan untuk menentukan karakteristik dan tipe pasang surut di muara sungai serta profil aliran sungai akibat pengaruh pasang su…
Perubahan pada geometrik sungai (tampak lintang, profil memanjang dan kemiringan lembah) selalu terjadi seiring berjalannya waktu. Untuk menentukan perubahan yang terjadi pada sungai dapat dilakukan dengan pengukuran langsung ke lapangan dengan parameter yang telah ditentukan. Untuk mempermudah penelitian, dapat dilakukan pemodelan hidrolika di laboratorium untuk perubahan bentuk sungai. Pemode…
An island at the tributary of river affects the flow of the river itself. This causes the geometric shape of the river to change. This river geometry changes include changes in depth and width of the river which also affects the variation in flow velocity streamflow. An island can also divide the river flow into two channels. TW.% \s the background of the research on the influence of the existe…
Budikdamber is a combination of aquaculture and hydroponics that using bucket as a rearing container. Application of this system using swamp water as culture media is constrained by low pH. Liming with dolomite lime was carried out as an attempt to increase the pH of the swamp water. This research aims to determine the best dose of dolomite lime to increase the pH of the swamp water for the cul…
Sungai Batang Anai merupakan salah satu sungai di Padang Pariaman Sumatera Barat Kabupaten Padang Pariaman yang berada dekat dengan Samudera Hindia, memiliki pegunungan dan curah hujan yang tinggi mengakibatkan Kabupaten Padang Pariaman rawan akan gempa banjir. Untuk menanggulangi kelongsoran yang terjadi dan mencegah terjadinya banjir, diperlukan suatu konstruksi yang mempunyai fungsi untuk me…
Gate are much used in irrigation canals to regulated distribution of water to water-using farmers and are aJso used for dnnking water processing plants. Design of gate is influenced by several factors, which one is tide. The rhytmic rise and falls of water and associated horizontal motions of water masses are known as tides. Following Newton’s law of gravity, it is discovered that tides are g…
Data hasil DCPT (Dulch Conical penetration Tes t) merupakan data diskrit dimana tidak semua titik pada ruang disampelkan, sementara itu variabel-variabel pada tanah, memiliki kemungkinan berbeda antara satu dengan yang lainnya, untuk menganalisis data hasil DCPT dilakukan pemodelan kekuatan tanah, menggunakan metode geostatistik. Tools dalam metode geostatistik adalah variogram yang digunakan u…
Lematang Tengah adalah daerah aliran sungai (DAS) yang terletak di Kabupaten Lahat, Sumatera Selatan yang berada pada ketinggian 1.750 m dengan luas total 434.068.750 m2. DAS Lematang Tengah mempunyai topografi yang beragam, serta distribusi curah hujan yang berbeda. Distribusi curah hujan yang berbeda menyebabkan variasi nilai intensitas hujan yang terjadi pada DAS Lematang Tengah, akan mempen…
The dynamics of rapid changes in the estuarine environment are believed to potentially give rise to new and more diverse bacterial characteristics. These characteristics can be observed at the molecular level using RAPD molecular markers. RAPD markers are employed due to their simplicity and ease of implementation, as well as their ability to yield rapid results for assessing genetic diversity …
Pollution in the waters is often the subject of environmental problems in people’s lives. A guideline for determining the status of water quality is needed in order to determine the level of pollution using the water quality index in the waters. This study aims to analyze the concentration of nutrients (ammonia, nitrite, nitrate, phosphate) and organic matter (BOD, COD) in the Musi River Estu…
Research on the selectivity of trammel net fishing gear for croacker (Otolithoides pama) and (Panna microdon) was carried out in Musi River Estuary on 27 December 2022 – 5 January 2023. The research method used was the experimental fishing method, the data obtained was by participating directly in daily fishing activities or one day fishing. Observations were made on the mesh size in the inne…
Sebagian besar permasalahan yang ada pada sistem sungai adalah menyangkut pada perubahan-perubahan kondisi fisik sungai seperti pendangkalan sungai akibat dari sedimensedimen yang terbawa oleh arus sungai serta pembuangan sampah yang terus-menerus kedalam sungai. Perubahan tersebut mengakibatkan berkurangnya kapasitas tampung sungai dan meningkatnya kecepatan maupun volume limpasan air permukaa…
Sungai sangat penting peranannya bagi kehidupan manusia. Kenyataan ini dapat dilihat dari pemanfaatan sungai yang makin lama makin komplek, mulai dari transportasi, sumber air baku, sumber tenaga listrik dan sebagainya. Gerusan (,scouring) merupakan suatu proses alamiah yang terjadi di sungai sebagai akibat pengaruh morfologi sungai atau adanya bangunan air ( hydraulic structur). Bangunan seper…
Ruas jalan Sungai Manau - Kerinci km 310+676 dan km 311+600 merupakan jalan lintas kelas II, jalan tersebut sering dilalui kendaraan yang menyebabkan bertambahnya beban pada tanah tersebut. Apabila beban yang yang diterima tanah melebihi tahanan geser tanah, maka akan menyebabkan kelongsoran. Berdasarkan analisis perhitungan dengan bantuan program slopeAV 2016 didapat nilai faktor keamanan pada…