Master Theses
Master Theses
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Keragaman dan Distribusi Genus Makrozoobentos di Perairan Estuari Belawan Sumatera Utara
(Universitas Sumatera Utara, 2014)Research on Diversity and Distribution of Genera Macrozoobenthos in Belawan Estuary Water, North Sumatra has been done. The research aims to determine the diversity and distribution of genera macrozoobenthos in Belawan ... -
Aktivitas Senyawa Antibakteri Bintang Laut (Asterias Forbesii) terhadap Beberapa Jenis Bakteri Patogen
(Universitas Sumatera Utara, 2014)One such alternative sources of antibacterial compound is derived from sea star. In this study extraction of sea star (Asterias forbesii) has been caried out to obtain antibacterial compounds. To determine bioactive compounds ... -
Pemanfaatan Tumbuhan Sirih-Sirihan (Piperaceae) dan Palem-Paleman (Aracaceae) dalam Kehidupan Masyarakat Melayu di Kecamatan Tanjung Tiram Kabupaten Batubara
(Universitas Sumatera Utara, 2010)The aims of this study are to identify the utilization of plants by Malayan community in using the plants. By documenting the ethnobotany of Malayan community in Tanjung Tiram Subdistrict, it is expected that the community’s ... -
Respon Morfologi dan Fisiologi pada Kelapa Sawit (Elaeis Guneensis Jacq.) terhadap Aplikasi Pupuk Magnesium dan Nitrogen
(Universitas Sumatera Utara, 2013)The aim of the present study is to investigate the physiological and morphological responses to three concentration of magnesium (low,medium and high) and two level nitrogen (with or without) fertilization of oil palm. ... -
Aktivitas Antimikroba Herba Meniran (Phyllanthus niruri L.) terhadap Bakteri dan Khamir Patogen
(Universitas Sumatera Utara, 2011)The aim of this study was to investigate the antimicrobial activity of meniran (Phyllanthus niruri L.) on pathogenic bacteria and yeast. The meniran was extracted with several solvent, such as n-hexane, etyl acetate, and ... -
Isolasi Bakteri Penghasil Antimikroba dari Sampel Tanah Taman Wisata Alam Sibolangit dan Kemampuannya Menghambat Pertumbuhan Mikroba Patogen
(Universitas Sumatera Utara, 2011)A study on isolation and assay of antimicrobial activity of soil bacterial isolates of TWA Sibolangit, North Sumatra has been done. Nutrient agar was used in microbial isolation. Twenty-nine isolates showed different ... -
Isolasi dan Uji Antagonis Bakteri Resisten Antibiotik dari Tambak Udang terhadap Bakteri Penyebab Penyakit Vibriosis
(Universitas Sumatera Utara, 2011)A study isolation and antagonistic assay of antibiotic resistant bacteria of shrimp ponds has been carried out. Resistency test showed that fifteen isolates were resistant to 25 μg amoxicillin, 15 μg erythromycin, 25 μg ... -
Keanekaragaman Plankton dan Hubungannya dengan Kualitas Perairan Muara Sungai Asahan
(Universitas Sumatera Utara, 2010)This study deals with The diversity of Plankton and Its relations with the Quality of Sungai Asahan Mouth’s Waters, the research has been conducted on August 2009. Sample was taken from three stations with three depth ... -
Seleksi Beberapa Tanaman Inang Parasitoid dan Predator untuk Pengendalian Hayati Ulat Kantong (Metisa plana) di Perkebunan Kelapa Sawit
(Universitas Sumatera Utara, 2010)Bagworm Metisa plana is one of the main pest in Oil Palm plantation therefore the present of this pest must be aware. Natural control of M. plana by natural control by selecting plants as host of parasitoid and predator ... -
Keanekaragaman dan Distribusi Ikan serta Hubungannya dengan Kualitas Air Danau Siais Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Research of The Diversity And Distibution of Fishes And Connection With Water Quality of Siais Lake In The South Tapanuli Resindence conducted in November 2010- March 2011. Samples taken from five observation stations, ... -
Keanekaragaman Plankton sebagai Indikator Kualitas Air Danau Siais Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Background : Plancton has very essential role in waters environmental, both as fundamental of food chain (primary producer) and as one tropic level paramater. Water quality can be assessed by biological analysis using ... -
Keanekaragaman Makrozoobentos sebagai Indikator Kualitas Perairan Danau Siais Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Siais Lake is a lake located in the District of South Tapanuli Angkola Sangkunur. It is part of the village with an area Rianiate + 4500 ha. Based on the physical condition of the lake Siais region has a hilly topography ... -
Aspek Bioekologi Ikan Bilih (Mystacoleucus padangensis Bleeker.) di Perairan Danau Toba, Sumatera Utara
(Universitas Sumatera Utara, 2011)A study was made on Bioecological Aspects of Ikan Bilih (Mystacoleucus padangeensis Bleeker.) of Lake Toba, North Sumatra. Facilities in this research such as some aspects of ikan bilih’s growth, biological aspect, ... -
Uji Efektivitas Isolat Rhizobia Asal Tanah Mineral dan Tanah Gambut pada Tanaman Kedelai
(Universitas Sumatera Utara, 2012)Soybean is a crop requiring high nitrogen for its growth. Its requirement could be supplied through symbiotic relationship with nitrogen fixing bacteria i.e Bradyrhizobium japonicum. Production of soybean can be extended ... -
Kepadatang Ikan Jurung (TOR Sp) serta Keterkaitannya dengan Kwalitas Perairan di Sungai Raniate Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Research density of jurung fish (Tor sp.) And the bonds connecting the River Quality Waters in South Tapanuli Raniate held in October 2010 until March 2011. Research sites is determined by using purposive random sampling ... -
Analisis Degradasi Hutan Angkola dengan Fungsi Ekologi melalui Intrepretasi Land Cover Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2011)Research Analysis of Degradation Angkola with Ecological Function Through interpretation of Land Cover of North Sumatra has been conducted in March to July in 2011 in South Tapanuli and Mandailing Natal district. ... -
Identifikasi Parasit dari Feses Orangutan Sumatera (Pongo Abelii) Liar, Rehabilitasi, dan Reintroduksi di Sumatera Utara
(Universitas Sumatera Utara, 2012)Research about “ Spesies Diversity of Parasites in Orangutan (Pongo abelii) Wild, Rehabilitation, Reintroduction at North Sumatera” has been conducted from march until november 2012. The research purposed to identify ... -
Distribusi dan Pola Pertumbuhan Kepiting Bakau Scylla Serrata Forskal di Ekosistem Mangrove Belawan Sumatera Utara
(Universitas Sumatera Utara, 2013)A study was made on distribution and growth pattern mud crab Scylla serrata. in Belawan mangrove ecosystem, North Sumatra. This study was aimed to know biophysical and chemical characteristics relationships among ... -
Kandungan Logam Kadmium (Cd), Timbal (Pb) dan Merkuri (Hg) pada Air dan Komunitas Ikan di Daerah Aliran Sungai Percut
(Universitas Sumatera Utara, 2014)Research about "The Metal Content of Cadmium (Cd), Lead (Pb) and Mercury (Hg) in Water and Fish Communities in Watershed Percut". It has been done in March-April 2014 aims to determine the metal content of cadmium (Cd), ... -
Kajian Jenis Cacing Tanah sebagai Bioindikator di Hutan Sekunder dan Agroforestri Kopi Desa Kutagugung Kecamatan Naman Teran Kabupaten Karo
(Universitas Sumatera Utara, 2013)An experiment has been conducted to determine the types of earthworm as a bioindicator, the population of earthworm, the growth response of earthworm and its role in changing soil nutrient on either secondary forest or ...
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