Department of Biology: Recent submissions
Now showing items 721-740 of 1255
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Penghambatan Layu Fusarium pada Benih Cabai Merah (Capsicum Annuum L.) yang dienkapsulasi Alginat-Kitosan dan Tapioka dengan Bakteri Kitinolitik”
(Universitas Sumatera Utara, 2011)A study on inhibiton of Fusarium wilt on chili (Capsicum annuum L.) alginate-chitosan and tapioca encapsulated seeds with bacteria chitinolytic has been conducted in Laboratory of Microbiology, Department of Biology, Faculty ... -
Pengaruh Kualitas Daun Murbei Morus alba terhadap Indeks Nutrisi Ulat Sutera Bombyx mori L. (Lepidoptera:Bombicidae)
(Universitas Sumatera Utara, 2013)Penelitian tentang pengaruh kualitas daun murbei Morus alba terhadap indeks nutrisi ulat sutera Bombyx mori L. telah dilakukan di Laboratorium Fisiologi Hewan dan Laboratorium Genetika, Departemen Biologi serta Laboratorium ... -
Potensi Isolat Bakteri Penghasil Biosurfaktan Asal Laut Tanjung Balai dan Sibolga Sumatera Utara dalam Mendegradasi Glifosat
(Universitas Sumatera Utara, 2011)The study on potency of biosurfactant producing bacteria from Tanjung Balai and Sibolga sea, Nort Sumatera Utara in degrading gliphosate, was done in the Microbiology Laboratory, Department of Biology, Faculty of Mathematics ... -
Keanekaragaman Ikan di Pulau Sembilan Kecamatan Pangkalan Susu Kabupaten Langkat Sumatera Utara
(Universitas Sumatera Utara, 2010)Research about ”Diversity of Fishes in Nine Island, District Pangkalan Susu, Sub Province Langkat” was investigated on April 2010. Purposive Random Sampling Methode was applied to place sampling station and samples were ... -
Pengaruh Pemaparan Asap Rokok Herbal dan Asap Rokok Mild terhadap Mikrostruktur Hati Mencit (Mus musculus L.)
(Universitas Sumatera Utara, 2013)Effect Of Exposure On Herbal Cigarette Smoke and Mild Cigarette Smoke Of Microstructure Mice Liver (Mus musculus L.) has been researched lasting from May 2012 to November 2012, in Laboratory of Animal Structure, Department ... -
Perkecambahan Biji Tanaman Biwa (Eriobotrya japonica Lindl.) dengan Penambahan GA3 dan Kinetin Secara In Vitro
(Universitas Sumatera Utara, 2017)This study has been done from April to August 2016 at the Physiology and Plant Tissue Culture Laboratory of Biology Department, Faculty of Mathematics and Natural Science, University of Sumatera Utara, Medan. The study ... -
Ultrastruktur Hepar Mencit (Mus Musculus L.) Setelah Pemberian Ekstrak Air Biji Pepaya (Carica Papaya L.) dan Testosteron Undekanoat (Tu)
(Universitas Sumatera Utara, 2013)The influence of papaya (Carica papaya L.) seed water extract and testosterone undekanoat (TU) to the structure of mouse liver (Mus musculus L.) was be conducted in a Laboratory of Animal Structure-Biology Departement, ... -
Optimasi Ph dan Penambahan Nacl terhadap Aktivitas Senyawa Antimikroba Bacillus Cereus Da 5.2.3 dalam Menghambat Biofilm Bakteri Patogen Oportunistik Tambak Udang
(Universitas Sumatera Utara, 2014)Shrimp farm productivity in recent years has decreased partly due to the presence of opportunistic pathogenic bacteria in shrimp ponds such as E. coli, Salmonella sp. and Staphylococcus aureus. This study wants to know ... -
Hubungan Organoleptik Tempe dengan Keanekaragaman Kapang pada Tempe Kemasan Plastik dari Beberapa Lokasi di Medan dan Sekitarnya
(Universitas Sumatera Utara, 2013)The relationship between tempeh organoleptic and diversity of molds of plastic packaging tempeh from some locations in Medan has been conducted from March to November 2011 in Microbiology Laboratory, Biology Department, ... -
Seleksi Bakteri Penambat Nitrogen dan Penghasil Hormon IAA (Indole Acetic Acid) dan Uji Potensinya terhadap Pertumbuhan dan Produksi Tanaman Kedelai (Glycine max L.)
(Universitas Sumatera Utara, 2013)Rizosphere bacteria which is fix nitrogen and produce IAA (Indol Acetic Acid) is used as an effort to increase both growth and production of soybean plants. The research had been done in the Microbiology laboratory and in ... -
Isolasi dan Uji Nodulasi Rhizobum sp. dari Pueraria javanica serta Uji daya hidup pada Medium Pembawa Tanah Gambut dan Kompos dari tandan Kosong Kelapa Sawit
(Universitas Sumatera Utara, 2008)Isolation and Nodulation Rhizobium sp. from Pueraria javanica (Benth.) Benth. and Study of Its Survival on Peat Soil and Compost of Oil Palm Empty Fruit Bunch was done from March to July 2008, in the Laboratory of Plant ... -
Uji Antagonis Fungi yang diisolasi dari Markisa Ungu (Passiflora Edulis Sims.) Menggunakan Bakteri Kitinolitik Lokal
(Universitas Sumatera Utara, 2010)A study on antagonistic potency of local chitinolytic bacteria on some pathogenic fungi isolated from (Passiflora edulis SIMS.) was conducted at Laboratory of Microbiology, Department of Biology, Faculty of Mathematic and ... -
Studi Keanekaragaman Makrozoobentos di Danau Lut Tawar Kecamatan Lut Tawar Kota Takengon Kabupaten Aceh Tengah
(Universitas Sumatera Utara, 2010)Research about “Study Of Diversity Makrozoobenthic in Lut Tawar Lake, Lut Tawar District, Takengon City Aceh Tengah Sub Province” was investigated on November 2009 - March 2010. The aimed of this research were to investigate ... -
Analisis Vegetasi Tumbuhan bawah di Kawasan Deleng Macik Taman Hutan Raya Bukit Barisan Kabupaten Karo Sumatera Utara
(Universitas Sumatera Utara, 2017)Research entitled Vegetation Analysis Of Ground Cover In Deleng Macik Region, Taman Hutan Raya, District Of Karo, North Sumatera had been conducted from may to july 2016. The target of this research to know variety and ... -
Keanekaragaman Makrozoobentos di Hilir Sungai Bah Tongguran Kecamatan Tanah Jawa Kabupaten Simalungun
(Universitas Sumatera Utara, 2017)The Diversity of Macrozoobenthos in Downstream of Bah Tongguran River Subdistrict Of Tanah Jawa District Of Simalungun North Sumatera has been observed from July to September 2016. The purpose of this study was to determine ... -
Pengaruh Kualitas Daun Murbei Morus cathayana terhadap Indeks Nutrisi Ulat Sutera Bombyx mori L. (Lepidoptera:Bombicidae)
(Universitas Sumatera Utara, 2013)The effect of quality mulberry leaf Morus cathayana on nutrition index of silkworm Bombyx mori L. have been conducted in Animal Physiology Laboratory and Genetics Laboratory, Department of Biology and Biochemistry Laboratory, ... -
Analisis Histologi dan Fisiologi Latisifer Pada Tanaman Karet (Hevea brasiliensis)
(Universitas Sumatera Utara, 2014)Rubber tree (Hevea brasiliensis) is the source of natural rubber which contributed a great deal in terms of the increase in Indonesia foreign exchange. Based on this contribution, many effort have been done to increasing ... -
Penghambatan Serangan Sclerotium rolfsii Penyebab Rebah Kecambah pada Kedelai dengan Bakteri Kitinolitik
(Universitas Sumatera Utara, 2013)A study about the inhibition of Sclerotium rolfsii causal of soybean damping off with chitinolytic bacteria had been done in Laboratory of Observation Pest and Disease UPT-BPTPH 1 and Laboratory of Microbiology, Department ... -
Uji Potensi Bakteri Kitinolitik dalam Menghambat Pertumbuhan Rhizoctonia solani Penyebab Rebah Kecambahpada Kentang Varietas Granola
(Universitas Sumatera Utara, 2013)A study on assay of potential of chitinolytic bacterial isolates to inhibit the growth of Rhizoctonia solanicausal agent of damping-off on potato plants has been conducted in Laboratory of Observation Pest and Disease, ... -
Isolasi dan Karakterisasi Bakteri dan Jamur Pengkontaminasi Beberapa Kultur Jaringan dan Ruangan Kultur Departemen Biologi FMIPA USU
(Universitas Sumatera Utara, 2016)A study on the diversity of bacteria and fungi which contaminated plant tissue cultures and the Plant Tisssue Culture Laboratory Department Biology FMIPA USU and the efficiency of fumigation used formalin 4% for 6 weeks ...