Master Theses
Master Theses
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Now showing items 161-180 of 254
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Aktivitas Antimikroba Ekstrak Biji Alpukat (Persea Americana Mill.) terhadap beberapa Mikroba Patogen Secara in Vitro
(Universitas Sumatera Utara, 2014)A antimicrobial of activity of avocado seed extracts (Persea americana Miill.) to several microbial pathogens in vitro had been conducted. This study aims to determine the antimicrobial potential of avocado seed extract ... -
Komposisi Komunitas Cacing Tanah pada Lahan Pertanian Organik dan Anorganik (Studi Kasus Kajian Cacing Tanah Untuk Meningkatkan Kesuburan Tanah di Desa Raya Kecamatan Berastagi Kabupaten Karo)
(Universitas Sumatera Utara, 2013)The study had been done in the Raya village, Berastagi Sub District, Karo District, North Sumatra and Animal Systematics Laboratory Department Biology, of North Sumatra University, Medan in January to Aprch 2013. The study ... -
Studi Komparasi Jenis Makanan Ikan Keperas (Puntius Binotatus) di Sungai Aek Pahu Tombak, Aek Pahu Hutamosu dan Sungai Parbotikan Kecamatan Batang Toru Tapanuli Selatan
(Universitas Sumatera Utara, 2013)Research about study of comparative types food in fish Keperas (Puntius binotatus) in the river of Aek Pahu Tombak, Aek Pahu Hutamosu and Parbotikan, District Batang Toru that have aim to determine the types of food in the ... -
Aktivitas Enzim Protease Isolat Bakteri Termofilik dari Beberapa Sumber Air Panas di Sumatera Utara
(Universitas Sumatera Utara, 2013)Isolation and partial characterization of crude protease of thermophilic bacteria from several hot springs in Sumatera Utara has been done. Twenty isolates showed proteolitic activity qualitatively in Skim Milk Agar ... -
Aktifitas Ekstrak Bakteri yang Berasosiasi dengan Spons Haliclona SP2. dan Axinellid SP. sebagai Antibakteri
(Universitas Sumatera Utara, 2014)An effort to explore a new antibacterial compounds should be considered since increasing resistance of bacteria due to intensive utilization of antibiotics. Marine sponges are frequently assosiated with bacteria of ... -
Distribusi dan Performa Reproduksi Kepiting Bakau Scylla Oceanica di Ekosistem Mangrove Belawan Sumatera Utara
(Universitas Sumatera Utara, 2014)The Distribution and Reproduction Performance of Mangrove Crab Scylla oceanica in Belawan Mangrove Ecosystem has been studied. The research objective is to determine distribution of mangrove crab S oceanica; determine female ... -
Keanekaragaman dan Distribusi Ikan di Perairan Estuari Belawan Sumatera Utara
(Universitas Sumatera Utara, 2014)The Diversity and Distribution of Fish in AquaticEstuaryBelawanin North Sumatra” has been studied. Four sampling stations are settled through purposive random with 30 replication for each station. There are 18 genera ... -
Pengendalian Biofilm Streptococcus Agalactiae pada Permukaan Sisik Ikan dan Plastik Pvc dengan Senyawa Antibakteri Bakteri Asam Laktat Perairan Tawar
(Universitas Sumatera Utara, 2013)Streptococcus agalactiae is bacteria that cause streptococcosis on fish and able to form biofilm on solid surface. The aim of this research is to control biofilm S.agalactiae by using antibacteria compound of Lactid Acid ... -
Studi Viabilitas Khamir pada Fermentasi Tauco dalam Larutan Garam
(Universitas Sumatera Utara, 2010)The aim of this research was to investigate the effect of the yeast viability, the role of yeast on physico-chemical changing and the varieties of yeast on fermented tauco in salt solution. This research had been performed ... -
Keanekaragam Fungi Mikoriza Arbuskula di Perkebunan Tebu PTPN 2 Sei Semayang Sumatera Utara
(Universitas Sumatera Utara, 2010)The objective of this research was to know the diversity of arbuscular mycorrhiza fungi in sugar cane field. The soil sample and root were taken from sugar cane rhizosfer of 2 and 5 mounth plant. Observation were done in ... -
Kajian Pemanfaatan Tumbuhan Obat pada Masyarakat Karo di Kecamatan Tigabinanga Kabupaten Karo
(Universitas Sumatera Utara, 2011)The research about the application of medical plant has been conducted in Karo society in Kecamatan Tigabinanga Kabupaten Karo. This research uses both quantitative and qualitative methods in taking the data by using ... -
Isolasi Bakteri Keratinolitik dari Limbah Bulu Ayam dan Karakterisasi Enzim Keratinasenya
(Universitas Sumatera Utara, 2015)A study on isolation of keratinolytic bacteria from feather waste and characterization of its keratinase has been done. Isolation was conducted on Skim Milk Agar and Feather Meal Agar incubated at 31 oC and pH 7. Index ... -
Potensi Karbon Tersimpan pada Tegakan Pinus (Pinus merkusii) di Hutan Aek Nauli Kabupaten Simalungun Sumatera Utara
(Universitas Sumatera Utara, 2011)Research Potential of Carbon Stored in pine stands (Pinus merkusii) held at Forest Aek Nauli Simalungun District in December 2010 to April 2011. Research sites is determined by using purposive sampling method. Methods ... -
Pengendalian Biofilm Mycobacterium Fortuitum pada Permukaan Sisik Ikan dan Plastik Pvc dengan Senyawa Antibakteri Bakteri Asam Laktat Perairan Tawar
(Universitas Sumatera Utara, 2013)M. fortuitum is a Mycobacteriosis agent on freshwater fish which are exopthalmia, welling of veins and wounds on the body, pale color, lordosis, scoliosis, and fins of damaged. This study was aimed to identify the potential ... -
Taksonomi dan Distribusi Jamblang (Syzygium Cumini (L) Skeels) di Aceh Besar
(Universitas Sumatera Utara, 2014)The study to determine the taxonomy and distribution of jamblang (Syzygium cumini (L Skeels) has been carried out in district of Aceh Besar from December 2013 until August 2014. Data was collected through observation ... -
Potensi Bakteri Asam Laktat yang Diisolasi dari Pliek U dalam Menghambat Pertumbuhan Beberapa Mikroorganisme Patogen
(Universitas Sumatera Utara, 2013)Pliek u is one of a distinctive food from Aceh Province, Indonesia. The fermentation process of pliek u was done without adding starter culture of bacteria. Lactic acid bacteria (LAB) naturally alleged involved in this ... -
Pemanfaatan Tumbuhan Palem - Paleman (Arecaceae) pada Masyarakat Aceh di Kecamatan Gandapura Kabupaten Bireuen
(Universitas Sumatera Utara, 2014)The utilization of palm by Aceh people in the subdistrict of Gandapura has been studied from January until Apri 2014. Research was conducted using questionair and semi-structured and depth interviews on different ages. ... -
Induksi Tunas Pisang Barangan (Musa Acuminata L.) dengan Pemberian Naa dan Bap berdasarkan Sumber Eksplan
(Universitas Sumatera Utara, 2015)The study or barangan banana (Musa acuminata L.) shoot induction by application of NAA and BAP based on the source of explans that had been carried out in the system Culture Laboratory of the University of North Sumatra. ... -
Hubungan Nilai Produktivitas Primer Fitoplankton dengan Klorofil a dan Faktor Fisika Kimia Air di Sungai Batang Toru Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)The research about “Primary Productivity Fitoplankton with chlorophyll a and It’s Relationship with Physic and Chemical Factors of Water in Batang Toru River, Tapanuli Selatan ” was done in November 2010 until March 2011. ... -
Induksi Tunas Pisang Barangan (Musa Acuminata L.) Asal Nias Utara melalui Kultur Jaringan dengan Pemberian 2,4-D dan Kinetin
(Universitas Sumatera Utara, 2015)The research on induction of banana barangan shoot (Musa acuminata L.) from North Nias through tissue culture by giving 2,4-D and kinetin was conducted in the Laboratory of Tissue Culture University of North Sumatera from ...
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