Department of Water Resources Management: Recent submissions
Now showing items 461-480 of 821
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Isolasi dan Identifikasi Bakteri pada Organ Tubuh Ikan Gurami (Osphronemus gouramy) akibat Infestasi Ektoparasit Argulus sp.
(Universitas Sumatera Utara, 2015)Pests and diseases in gourami is one factor that determines the success of gourami farms. Argulus sp. are parasites that act as vectors for viruses or bacteria frequently causing diseases by leaving a bite scar. The ... -
Daya Serap Pohon Mangrove Avicennia Marina Terhadap Logam Berat Timbal (Pb) di Kawasan Mangrove Kampung Nipah Desa Sei Nagalawan Serdang Bedagai Sumatera Utara
(Universitas Sumatera Utara, 2017)Over utilization of mangrove ecosystems over utilization was predicted causes waters contamination by heavy metals. Heavy metals are produced from domestic waste disposal, industry, oil wastewater disposal into the waters ... -
Kondisi Ekologi Mangrove di Pantai Bali Desa Mesjid Lama Kecamatan Talawi Kabupaten Batu Bara Provinsi Sumatera Utara.
(Universitas Sumatera Utara, 2014)Mangrove is the living plant community between the sea and the land that was influenced by the tides. Bali beach in Mesjid Lama village, Batu Bara Regency of North Sumatera had an area of mangrove forest about 635 Ha. ... -
Pengaruh Ekstrak Daun Sonneratiaalba Terhadap Bakteri Aeromonashydrophila
(Universitas Sumatera Utara, 2017)Mangroves serve as a habitat organism aquatic, one of which isMacrozoobenthos. The abundance of Macrozoobenthos are very dependent on the power of tolerance to environmental changes. This research was aimed to analyzed ... -
Potensi, Tingkat Pemanfaatan dan Keberlanjutan Ikan Sebelah (Psettodes spp.) di Perairan Selat Malaka, Kabupaten Serdang Bedagai, Sumatera Utara
(Universitas Sumatera Utara, 2014)Sebelah fish (Psettodes spp.) included into demersal fish, which live in swallow waters and flat bottom. This fish can be caught using fish net, drift gill nets, and gill nets fixed. The purpose of this study was to ... -
Keanekaragaman Makrozoobentos dan Kualitas Perairan di Kawasan Mangrove Desa Lubuk Kertang Kabupaten Langkat Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)This study aims to determine the diversity of macrozoobenthos and aquatic quality based on the index diversity. This research was conducted in February- March 2017 in area mangrove Village Lubuk Kertang. Samples ... -
Studi Bioekologi Ikan Gelodok (Famili : Gobiidae) di Pantai Bali Desa Mesjid Lama Kecamatan Talawi Kabupaten Batu Bara Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2014)Bali beach area is one of the beaches in the Batu Bara, precisely located in the Mesjid Lama Village, Sub-district, Talawi, District of Batu Bara, North Sumatra. There is a coastal mangrove forests in this area, where ... -
Komunitas Makrozoobentos di Sungai Percut Kecamatan Percut Sei Tuan Kabupaten Deli Serdang Sumatera Utara
(Universitas Sumatera Utara, 2014)Percut river is one of the rivers that flow in Deli Serdang which empties into Malaka Straits with an area 514,20 km2. The purpose of this research was to determine the macrozoobentos community and correlation between ... -
Isolasi Dan Identifikasi Bakteri Potensial Patogen Pada Ikan Nila (Oreochromis Niloticus) Di Kolam Budidaya Patumbak
(Universitas Sumatera Utara, 2017)Tilapia fish farming in ponds greatly affects the mechanisms of disease outbreaks because of the environmental manipulation, the balance between the host and the disease-causing bacteria will be disturbed and unstable. ... -
Pengaruh Pemberian Hormon Tiroksin terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Black Ghost (Apteronotus albifrons)
(Universitas Sumatera Utara, 2014)Black ghost fish is a fish which is good economic value, both in the national and international scope. Market demand for the black ghost fish high, so it requires an effort to fulfill consumer demand for the black ghost ... -
Kajian Morfologis dan Kelimpahan Ikan Sili (Famili : Mastacembelidae) di Sungai Seruai Desa NamuSuro Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2016)Fish Sili (Family :Mastacembelidae) can be characterized by an elongated proboscis down the snout. Family Mastacembelidae are divided into three genera namely Mastacembelus (48 species), Macrognathus (15 species), and ... -
Penentuan Kualitas Air di Perairan Danau Kelapa Gading Kota Kisaran Kabupaten Asahan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2016)Kelapa gading Lake is an artifical lake in Kisaran naga District, Asahan Regency. The Development of the times, the lake not only used for Rain Shelter but also tourism and Mariculture Cage. The purpose of this research ... -
Kualitas Air dan Hubungannya dengan Keberadaan Plankton di Sungai Sunggal Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2014)In general water quality show grade or water conditions associated with activities or certain purposes. Changes in water quality influnential to species exixtence and amount of water biota like plankton. The existence ... -
Studi Potensi dan Pengaruh Aktivitas Wisata Sungai Aek Godang di Kota Panyabungan Kabupaten Mandailing Natal
(Universitas Sumatera Utara, 2014)River is one of the most important sources of water for human, because it can serve as a source of drinking water, tourism, animal husbandry, and fishery. Positive impact of tourism activities in economic development can ... -
Struktur dan Komposisi Vegetasi Mangrove di Dusun II Desa Pulau Sembilan Kecamatan Pangkalan Susu Kabupaten Langkat Sumatera Utara
(Universitas Sumatera Utara, 2016)Mangrove forest ecosystem is a type of forest that are mostly located along the coast or a river that survival is affected by the tide. ecosystems mangrove in hamlet II of sembilan island has long used surrounding ... -
Analisis Kesesuaian Wilayah untuk Budidaya Ikan Keramba Jaring Apung di Perairan Girsang Sipangan Bolon Danau Toba
(Universitas Sumatera Utara, 2014)Lake Toba is a lake that is used as farming land. Net floating cage system of fish farming activities in the Lake Toba has been done by the public since 1986, but the rapid development of KJA occurred since 1998 through ... -
Produktivitas Primer Perairan di Estuari Kecamatan Talawi Kabupaten Batu Bara
(Universitas Sumatera Utara, 2014)Primary Productivity is the formation process of organic compounds through photosynthesis. This research aimed to know primary productivity based on the concentration of chlorophyll-a, phytoplankton identification and ... -
Keanekaragaman Makrozoobenthos sebagai Bioindikator Kualitas Perairan Estuari Percut Sei Tuan Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2016)Percut estuary Sei Tuan has a length of 3,820 meters, is influenced by the ebb and the flow of ships, boats and there are a haven tourist activity. Macrozoobenthos diversity and the measurement of physical and chemical ... -
Kesesuaian Pemanfaatan Ruang dan Dampak Konversi Mangrove terhadap Perubahan Kualitas Perairan di Muara Desa Bagan Deli Kecamatan Medan Belawan Sumatera Utara
(Universitas Sumatera Utara, 2016)The spatial planning is important to build a district in order to be a suistinable development. The deviation of space utilization which inappropriate with the spatial planning of local government will cause water quality ...