Browsing Undergraduate Theses by Advisor "Desrita"
Now showing items 1-20 of 82
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Aktivitas Antimikroba Ekstrak Biji Teratai (Nymphaea pubescens L) terhadap Bakteri Aeromonas hydrophila, Streptococcus agalactiae dan Jamur Saprolegnia sp.
(Universitas Sumatera Utara, 2013)Disease prevention in fish using chemicals or antibiotics lead to microbial resistance. One of alternative to control the fish disease is to use plant extract. The aim of this study was to investigate the antimicrobial ... -
Analisis Bioekonomi untuk Pengelolaan Sumberdaya Ikan Kembung (Rastrelliger sp) yang didaratkan di Tempat Pelelangan Ikan (TPI) Tanjung Beringin Kabupaten Serdang Bedagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)The fishery management system that tends to be open (open access) in the waters of Serdang Bedagai Regency makes the exploitation of mackerel resources uncontrollable. So that another approach is needed that is able to ... -
Analisis Dampak Aktivitas Masyarakat terhadap Kualitas Air di Objek Wisata Pantai Sri Mersing Kecamatan Pantai Cermin Kabupaten Serdang Bedagai
(Universitas Sumatera Utara, 2015)Coastal waters is the final shelter all kinds of waste generated by human activity: agriculture, household waste, trash, waste disposal fish landings. If the load is received by the water has exceeded the carrying capacity, ... -
Analisis Kesesuaian dan Daya Dukung Wisata Pantai Pasir Desa Putih Lumban Bul Bul Kecamatan Balige Kabupaten Toba Samosir
(Universitas Sumatera Utara, 2018)Penelitian ini bertujuan untuk mengetahui indeks kesesuaian wisata dan daya dukung fisik kawasan sebagai obyek wisata. Dilaksanakan pada bulan Mei- Juni 2017 di pantai pasir putih Lumban Bul Bul Kecamatan Balige, ... -
Analisis Kualitas Air Akibat Keramba Jaring Apung di Danau Toba Dusun Sualan Desa Sibaganding Kabupaten Simalungun Sumatera Utara
(Universitas Sumatera Utara, 2014)Sualan Hillbilly of Sibaganding Village is one of the territorial waters of Lake Toba which is much used for floating nets activity. The presence of floating nets aquaculture activity can affect the water quality of Lake ... -
Analisis Pertumbuhan dan Laju Eksploitasi Ikan Tongkol (Auxis thazard) yang Didaratkan di KUD Gabion Pelabuhan Perikanan Samudera Belawan Sumatera Utara
(Universitas Sumatera Utara, 2015)Tuna fish (Auxis thazard) has high economic value at Selat Malaka. This research was conducted to investigate the impact of exploitation on Tuna fish stock and was done from November 2014 to April 2015. Data obtained in ... -
Aspek Biologi Reproduksi Ikan Lemeduk (Barbodes schwanenfeldii) di Sungai Belumai Kabupaten Deli Serdang Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2014)This research was done in Belumai River Kabupaten Deli Serdang Provinsi Sumatera Utara. This research was done in May until June 2014 in four different locations by using census method. The purpose of this research is ... -
Aspek Biologi Reprodusi Ikan Selar Kuning (Selariodes leptolepis) di Perairan Selat Malaka Kecamatan Medan Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)Yellow trevally fish is one of the economically important fish species.fish Theseare used as raw materials processed fishery products such asfish, salted grilled fish, boiled, fishmeal and surimi. Besides these fish are ... -
Biologi Reproduksi Ikan Red Devil (A. labiatus) di Perairan Danau Toba Kecamatan Haranggaol Kabupaten Simalungun
(Universitas Sumatera Utara, 2024)The Red devil fish (A. labiatus), as predator and highly voracious species, disrupts the existence of other economically valuable fish in the Lake Toba, Haranggaol District, Simalungun Regency. This research was conducted ... -
Biologi Reproduksi Ikan Tongkol (Euthynnus Affinis) yang didaratkan di Tempat Pelelangan Ikan (TPI) Tanjung Beringin Kabupaten Serdang Berdagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)Research on the Reproduction Biology of Tuna (Euthynnus affinis) Landed at the Tanjung Beringin Fish Auction Place (TPI) Serdang Bedagai Regency, North Sumatra Province, was conducted in July-September 2021. The purpose ... -
Daya Serap Pohon Mangrove Avicennia marina terhadap Logam Berat Cadmium (Cd) dan Timbal (Pb) di Kampung Nelayan Kecamatan Medan Belawan Sumatera Utara
(Universitas Sumatera Utara, 2016)Many activity by human and industry in Nelayan Village can be support the present of heavy metal in acuatiq environmental and can put on effect to aquatic organism. The purpose of researching in to analyze the content ... -
Dinamika Populasi Ikan Tongkol (Euthynnus Affinis) yang Didaratkan di Tempat Pelelangan Ikan (TPI) Tanjung Beringin Kabupaten Serdang Bedagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2021)Research on Population Dynamics of Kawakawa (Euthynnus affinis) Landed at Tempat Pelelangan Ikan (TPI) Tanjung Beringin Serdang Bedagai Regency North Sumatra Province, was conducted in July-September 2021. The purpose of ... -
Dna Barcoding dan Analisis Filogenetik Ikan Pari Bintang (Maculabatis Sp.) yang Didaratkan di Tempat Pendaratan Ikan (Tpi) Tanjung Tiram Kabupaten Batubara Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)Maculabatis sp. is the fisheries resources of the Malacca Strait waters in the Endangered category. Monitoring is efforts to conserve this species. The complexity is correctly identifying this species, causing limited ... -
Efek Aktivitas Masyarakat terhadap Kepadatan Ikan Cencen (Mystacoleucus marginatus) di Hulu Sungai Sibiru-Biru Kabupaten Deli Serdang Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2016)Use of the river as a waste water disposal is the impact of community activities on the environment that can cause changes in the environmental factors that would be bad for water organism. Fish species Cencen fish habitat ... -
Efektivitas Ekstrak Kulit Batang Rhizophora mucronata sebagai Antibakteri untuk Mencegah Perkembangan Bakteri Edwardsiella tarda pada Ikan Mas (Cyprinus carpio L.)
(Universitas Sumatera Utara, 2016)Goldfish is fish consumption of water bargaining is not in spite of risk of disease caused by bacteria. This study was aimed to determine antimicrobial potential of stem bark extract of R. mucronata against bacterial ... -
Ekologi Kepiting Bakau (Scylla serrata) di Hutan Mangrove Kelurahan Belawan Sicanang Kecamatan Medan Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)The research aimed to determinemangrove ecological conditions, to determine abundance mangrove crabs, to determine the growth of mangrove crab. The research took place in May −June 2016. The method used in the determination ... -
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 ... -
Identifikasi Jenis Makanan Ikan Bulan-Bulan (Megalops cyprinoides Broussonet, 1782) yang Tertangkap di Danau Siombak Kecamatan Medan Marelan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2018)Danau Siombak merupakan salah satu danau buatan yang terdapat di Sumatera Utara. Danau Siombak dijadikan masyarakat sekitar sebagai daerah penangkapan ikan salah satunya Ikan Bulan-bulan (Megalops cyprinoides). Ikan ini ... -
Identifikasi Jenis Makanan Ikan Mujair (Oreochromis mossambicus) yang Tertangkap di Danau Siombak Kecamatan Medan Marelan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2018)Research on the identification of Mujair fish species (Oreochromis mossambicus) caught in Siombak Lake, Medan Marelan Subdistrict, North Sumatra Province was conducted in June-August 2018 which was found in lake Siombak. ... -
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. ...