Department of Water Resources Management: Recent submissions
Now showing items 421-440 of 747
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Aktivitas Antimikroba Ekstrak Kulit Buah Manggis (Garcinia mangostana) terhadap Bakteri Aeromonas hydrophila, Streptococcus agalactiae dan Jamur Saprolegnia sp.
(Universitas Sumatera Utara, 2015)This reseach head to determine antimicrobial potential of stem bark extract mangosteen rind (Garcinia mangostana) again bacterial of Aeromonas hydrophila, Edwardsiella tarda and fungus Saprolegnia sp. and determine ... -
Jenis-Jenis Bakteri Gram Negatif Potensial Patogen pada Ikan Kerapu Lumpur (Epinephelus tauvina)
(Universitas Sumatera Utara, 2014)Mud Grouper (E. tauvina) is a popular fish among Indonesian people, which becomes a favorite dish for Indonesian people. Weevil and disease that derive from the aquaculture of the mud grouper becomes one of the ... -
Struktur Komunitas Nekton di Perairan Danau Siombak Kecamatan Medan Marelan Kota Medan
(Universitas Sumatera Utara, 2014)Siombak Lake is an artificial lake formed as a result of sand dredging activity in an area formerly known as Sand Paya and the lake is also influenced by the tides due to the location of the lake is not far from the ... -
Identifikasi Bakteri Patogen sebagai Indikator Pencemaran Air di Muara Sungai Deli.
(Universitas Sumatera Utara, 2014)Sungai Deli digunakan masyarakat sekitar sudah turun-temurun untuk kegiatan mencuci pakaian, mencuci piring dan mandi dan juga kakus. Aktifitas manusia di sekitar muara Sungai Deli dapat menyebabkan terjadinya pencemaran bahan ... -
Struktur Komunitas Makrozoobenthos di Perairan Sungai Bingai Kecamatan Binjai Barat Kota Binjai Sumatera Utara
(Universitas sumatera Utara, 2015)Sungai Bingai merupakan perairan dimana dilakukannya beragam aktifitas manusia yang dapat menyebabkan pencemaran dan penurunan kadar kualitas air di sungai tersebut. Pengkajian kualitas perairan dapat diketahui dengan ... -
Perbandingan Jumlah Induk terhadap Keberhasilan Daya Tetas dan Kelulushidupan Larva Ikan Mas Koki (Carrasius Auratus)
(Universitas sumatera Utara, 2015)Hatchery fish have the prospect of local and export markets. One fish that has a high sales price and demand a fair amount of both local and export is a goldfish (Carrasius auratus). This study aims to get a good comparison ... -
Pengaruh Perbedaan Suhu terhadap Pertumbuhan Ikan Koi (Cyprinus Carpio)
(Universitas sumatera Utara, 2016)Koi fish is fish ornamental waters bargaining, one of the constraints in the effort coltivation koi fish is the level of survival rates low and the growth of fish relatively slow. This condition is one of them caused by ... -
Uji Toksisitas Akut Limbah Cair Industri Tahu terhadap Ikan Bawal Air Tawar (Colossoma Macropomum)
(Universitas sumatera Utara, 2015)Toxicity tests are used to determine the status of tofu industrial wastewater for the mortality rate of freshwater pomfret. Therefore, the required value of Lethal Concentration (LC50) 96 hours which is the concentration ... -
Hasil Tangkapan Sampingan (Bycatch) Alat Tangkap Purse Seine di Pelabuhan Perikanan Samudera Belawan Sumatera Utara
(Universitas Sumatera Utara, 2022)A purse seine is an active fishing gear and some of them are still found with small mesh sizes. This can enable purse seine fishing gear to potentially become fishing gear with low selectivity for the size and type of fish ... -
Keanekaragaman Fitoplankton di Perairan Mangrove Desa Lubuk Kertang, Kabupaten Langkat, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)The mangrove waters of Lubuk Kertang Village are located in West Brandan District, Langkat Regency. At this location there is a mangrove ecosystem that is close to residential areas and oil palm plantations. This study was ... -
Keanekaragaman dan Kelimpahan Makrozoobentos di Sungai Naborsahan Kabupaten Toba Samosir Sumatera Utara
(Universitas Sumatera Utara, 2013)MELINDA SARI LUBIS. Diversity and Abudance of Makrozoobenthos in Naborsahan River of Toba Samosir Regency, North Sumatera. Supervised By MOHAMMAD BASYUNI and ANI SURYANTI This research described diversity and abundance ... -
Pengaruh Pemberian Pakan dengan Feeding Rate dan Frekuensi berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Gurame (Osphronemus Gouramy)
(Universitas Sumatera Utara, 2022)Gouramy is a native fish to Indonesian waters. There are a lot of gouramy has been developed by fish cultivator, this is due to high market demand and its relatively easy to cultivated. However, these fish species that has ... -
Kelimpahan dan Pola Distribusi Kerang Kapak (Pinna Bicolor) pada Ekosistem Lamun di Perairan Pulau Poncan Gadang Kota Sibolga Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)The seagrass ecosystem located in the waters of Pulau Poncan Gadang is known to have abundant biological resources, one of which is bivalves. One of the bivalve organisms found living in the waters of Pulau Poncan Gadang ... -
Analisis Tingkat Produktivitas Primer Fitoplankton di Pantai Sialang Buah Kabupaten Serdang Bedagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)Phytoplankton primary productivity is a parameter that shows the rate of production of organic matter through the photosynthetic reactions of phytoplankton. The level of waters primary productivity can provide an illustration ... -
Studi Penerimaan Konsumen dan Analisis Mutu Produk Bakso Ikan Kembung (Rastrelliger Sp.) dengan Penambahan Tepung Karagenan
(Universitas Sumatera Utara, 2022)Mackerel (Rastrelliger sp.) is a type of seawater fish that is in great demand by the public because of its high content of Omega 3 and Omega 6. So far, studies examining the use of mackerel as a raw material for making ... -
Pengaruh Pemberian Probiotik Mina Pro pada Pakan dan Feeding Rate yang berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Gurame (Osphronemus Gouramy)
(Universitas Sumatera Utara, 2022)Probiotic is a living microorganism that have beneficial role and is able to survive in digestion. The addition of probiotic plays a role for regulating the microbial environment in the intestine, blocking intestinal ... -
STUDI PENERIMAAN KONSUMEN DAN PENGUJIAN MUTU Abon Ikan Selar Kuning (Selaroides Leptolepis) Yang Ditambahkan Jantung Pisang Kepok
(Universitas Sumatera Utara, 2022)Yellowstripe scad (Selaroides leptolepis) is a small pelagic fish that is in great demand by the public because of its tasty meat and high protein content, which is around 18-19%. So far, studies examining the use of ... -
Pengaruh Konsentrasi Ekstrak Sargassum Sp. dan Teknik Penanganan Berbeda terhadap Oksidasi Lemak Ikan Kembung (Rastrelliger Sp.) dari Tempat Pelelangan Ikan Belawan
(Universitas Sumatera Utara, 2022)Mackerel (Rastrelliger sp.) is one of the aquatic products that easily experience quality deterioration. The handling of mackerel after the fishing process needs to be considered so that the quality of mackerel is maintained. ... -
Biodiversitas Makroalga di Perairan Pantai Asi Walo Desa Teluk Bengkuang Kecamatan Sawo Kabupaten Nias Utara
(Universitas Sumatera Utara, 2022)Asi Walo Beach located in the north of Nias Island, is one of the tourist destinations with a high concentration of macroalgae. The purpose of this research is to determine the diversity of macroalgae in the waters of Asi ... -
Kelimpahan dan Keanekaragaman Jenis Ikan Pelagis (Scombridae) di Perairan Tapanuli yang Didaratkan di Pelabuhan Perikanan Nusantara (Ppn) Sibolga
(Universitas Sumatera Utara, 2022)Sibolga is one of the areas located on the west coast of Sumatra. The main potential of the economy comes from fisheries, tourism, services, trade and maritime industry. The high level of fishing activity in Sibolga can ...