Department of Water Resources Management: Recent submissions
Now showing items 281-300 of 747
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Studi Keanekaragaman Bivalvia di Perairan Tanjungbalai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)Research on "Study of Bivalve Diversity in Tanjungbalai Waters of North Sumatra Province" was conducted from October to November 2016. The samples was taken from 3 stations with repeating 3 times. The results of the ... -
Efektivitas Ekstrak Daun Sirih (Piper betle), Daun Pepaya (Carica papaya) dan Bawang Putih (Allium sativum) terhadap Penyerangan Ektoparasit pada Ikan Nila (Oreochromis niloticus)
(Universitas Sumatera Utara, 2014)The aimed of this research is to know effectiveness of use extract from garlic (Allium sativum ), betel leaf (Piper betle), and leaves pepaya (Carica papaya) against infection ectoparasite on tilapia (Oreochromis niloticus) ... -
Strategi Pengelolaan Ekosistem Mangrovedi Kelurahan Belawan Sicanang Kecamatan Medan Belawan
(Universitas Sumatera Utara, 2017)Belawan Sicanang village was one of villages in the district of Medan Belawan. The mangrove forest were found in this region. However, along with the development of human activities, it could threaten the existence of ... -
Laju Pertumbuhan Benih Ikan Botia (Chromobotia macracanthus) dengan Pemberian Pakan Cacing Sutera (Tubifex sp.) yang Dikultur dengan Beberapa Jenis Pupuk Kandang
(Universitas Sumatera Utara, 2014)Botia (Chromobotia macracanthus) is a freshwater fish that are having economic value is important because it has high sale value, especially in the ornamental fish market in North Sumatra. Life food is an important factor ... -
Dinamika Perubahan Suhu dan Klorofil-a Serta Hubungannya terhadap Distribusi Ikan Selar Kuning (Selaroides leptolepis) di Perairan Pantai Timur Sumatera Utara
(Universitas Sumatera Utara, 2017)The East Coast of North Sumatra is part of the Malacca Strait Waters which is a fishing area with a high level of exploitation. One of commodity catches in the East Coast of Sumatra are Yellowstripe Scad (Selaroides l ... -
Hubungan Panjang Bobot dengan Indeks Kematangan Gonad Ikan Tembang (Sardinella fimbriata) di Perairan Pantai Labu Kabupaten Deli Serdang Sumatera Utara
(Universitas Sumatera Utara, 2015)The objectiveof the research was to determine the growth and rerproduction aspects based relationship of length weight with Gonad Maturity Index (IKG) of Fringescale Sardine (Sardinella fimbriata).The researchhad been ... -
Laju Dekomposisi Serasah Daun Avicennia marina pada Berbagai Tingkat Salinitas
(Universitas Sumatera Utara, 2017)The mangrove litter which has been decomposed contributes organic matter as food source for many species of fish and other organisms in the mangrove ecosystem. This study aims to determine the effect of salinity on ... -
"Struktur Komunitas Makrozoobentos yang Berasosiasi dengan Padang Lamun di Pulau Unggeh Kabupaten Tapanuli Tengah"
(Universitas Sumatera Utara, 2017)Bentos have the important role in human live, for example as food source, as one of the food chain organism, and also bioindicator of marine pollution. It’s show seagrass beds have a lot of potential to be useful by the ... -
Kajian Potensi Ekowisata Mangrove di Desa Sialang Buah Kecamatan Teluk Mengkudu Kabupaten Serdang Bedagai
(Universitas Sumatera Utara, 2015)Indonesia is the largest archipelago in the world which consists over 17,000 islands and has a coastline of 81,000km. The existence of natural resources is one of the driving factors in making tourism trips, because its ... -
Jenis dan Kelimpahan Sampah Laut (Makro dan Mikro Plastik)Serta Dampaknya Terhadap Kelimpahan Makrozoobenthos Di Pesisir Desa Jaring HalusKabupaten Langkat Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)Plastics pollution in coastal areas is one of the topics that has received more attention over the past few years. Intertidal zone is a waters area that is directly affected by contamination of plastic waste from land ... -
Pertumbuhan dan Laju Eksploitasi Udang Kelong (Penaeus merguiensis) di Perairan Kabupaten Langkat Sumatera Utara.
(Universitas Sumatera Utara, 2014)Kelong shrimp (P. merguiensis) is one of some important fishing commodities which have a high economy value which are widely available in the District of Langkat. The condition of the fishing pressure which is high and ... -
Pengaruh Pemberian Pupuk Kascing (Bekas Cacing) terhadap Kelimpahan Nannochloropsis sp. sebagai Pakan Alami
(Universitas Sumatera Utara, 2014)The current of aquaculture depelopment does not accompanied with the fry supply sufficient because there are constraints in the supply of fry caused by difficulties in the supply of life food with good quality. The life ... -
Studi Potensi Ekowisata Mangrove di Kuala Langsa, Provinsi Aceh
(Universitas Sumatera Utara, 2014)Mangrove ecosystem at Kuala Langsa has been used as one of the tourist area which offer tourism to get closer to nature. At this area had built stalls in the middle of the mangrove forest. Futhermore, there are rivers ... -
Deteksi Penyebaran Bakteri Aeromonas Hydrophilla pada Ikan Lele Dumbo (Clarias gariepinus) di Kecamatan Medan Tuntungan
(Universitas Sumatera Utara, 2014)Catfish has several advantages, some of them are the rapid growth, the ability to adapt in high environmental, and the nutritional content is high. Nowdays, most of the African catfish aquaculture activities conducted ... -
Tingkat Penggunaan Azolla Pinnata Pada Pakan terhadap Pertumbuhan Ikan Nila (Oreochromis Niloticus)
(Universitas Sumatera Utara, 2015)Nila fish is economic valuable fish, consumer demand increasing, but has not been followed by intensive cultivation and optimal. One of attempt to overcome these problems by substituting commercial feed with fish meat ... -
Struktur Komunitas Gastropoda pada Ekosistem Mangrove di Desa Lubuk Kertang Kecamatan Berandan Barat Kabupaten Langkat Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)The mangrove forest ecosystem is a transitional area between sea and land,ithas an extreme environment, which is influenced by tidal sea water, temperature and salinity of which always change. Gastropoda is one of ... -
Mengukur Faktor Biokonsentrasi Azolla microphylla dalam Menyerap Logam Berat Timbal (Pb)
(Universitas Sumatera Utara, 2014)Lead (Pb) in water was found in dissolved and suspended form. Lead toxicity to plants was relatively lower compared to other microscopic elements. This study aimed to determine the ability of Azolla microphylla absorb ... -
Pertumbuhan dan Laju Eksploitasi Ikan Selar (Selaroides leptolepis) di Perairan Selat Malaka Kecamatan Beringin Kabupaten Serdang Bedagai Sumatera Utara
(Universitas Sumatera Utara, 2015)Highly market demand of yellowstripe scad (Selaroides leptolepis) effect overfishing without controling by fishermen. This study has objectives on accesing growth and exploitation rates of yellowstripe scad in Malacca ... -
Analisis Kualitas Air dan Hubungannya dengan Struktur Komunitas Ikan yang Tertangkap di Sungai Naborsahan, Danau Toba Sumatera Utara
(Universitas Sumatera Utara, 2013)This research was conducted in Naborsahan River, North Sumatera in April-June 2013. The aim of this research was to observe the water quality in Naborsahan River, fish community structure and the relationship between ... -
"Penumbuhan dan Laju Eksploitasi Kerang Bulu Anodara gubernaculum (Reeve, 1844) Family Arddae di Perairan Tanjungbalai Sumalera Ulara"
(2017)High market demand for Fur shells (A. gubernaculum), tends to the increase to greater catching capacity in decreaseing population.The aims of this study were to determine the growth and rate of exploitation of Fur Shells ...