Department of Biology: Recent submissions
Now showing items 561-580 of 1255
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Keanekaragaman Tumbuhan Obat di Kawasan Hutan Gunung Sinabung Kabupaten Karo Sumatera Utara
(Universitas Sumatera Utara, 2010)The research of Medicinal Plants Species at the Forest area of Sinabung mountain Karo distric has been done from November 2009 until January 2010. Information about Medicinal plants species obtained by interviewing ... -
Perubahan Fenotipe Ulat Sutera (Bombyx Mori L.) yang Diinduksi dengan Sinar Ultraviolet (Uv) dan Kariotipe Kromosom
(Universitas Sumatera Utara, 2010)Research on "Change Phenotype Silkworm (Bombyx mori L.) is Induced by Ultraviolet (UV) and Chromosome Karyotype" has been done in July to December 2009 at the Laboratory of Genetics, Department of Biology, University of ... -
Keanekaragaman Plankton di Pantai Sujono, Desa Lalang, Kecamatan Medang Deras, Kabupaten Batubara, Sumatera Utara
(Universitas Sumatera Utara, 2016)Plankton diversity can be used as a baseline data to evaluate quality of water. This study was aimed to determine the plankton diversity in Sujono Beach, Lalang village, Medang Deras District of North Sumatra. The method ... -
Isolasi dan Uji Kemampuan Antifungal Bakteri Endofit dari Andaliman (Zanthozylum Acanthopodium Dc.) terhadap Fungi Perusak Makanan
(Universitas Sumatera Utara, 2009)The Isolation and Ability of Antifungal Endophitic Bacteria from Andaliman (Zanthoxylum acanthopodium DC.) to inhibit The growth of Food Spoilage Fungi had conducted since January to October 2009 in Microbiology Laboaratory, ... -
Potensi Bakteri Kitinolitik dalam Pengendalian Aspergillus niger Penyebab Penyakit Busuk Pangkal Akar pada Tanaman Kacang Tanah
(Universitas Sumatera Utara, 2013)A study of chitinolytic bacteria ability to control Aspergillus niger, a causal agent of basal root rot of peanut seedlings has been conducted in Laboratory of Observation Pest and Disease, Medan Johor, UPT. Protection ... -
Keanekaragaman dan Pola Distribusi Nepenthes Spp. di Taman Wisata Alam Sicikeh-Cikeh Kabupaten Dairi Sumatera Utara
(Universitas Sumatera Utara, 2009)A study on Diversity and Distribution of Nepenthes spp in Sicikeh-Cikeh Conservation Forest Sub Provins Dairi, North Sumatera had been conducted from January to February 2009. The research area divided to 3 areas : Lake ... -
Kultur Daun Pucuk Tanaman Kemenyan (Styrax Benzoin Dryander) pada Media Ms dengan Pemberian Atonik dan Bap
(Universitas Sumatera Utara, 2010)The research about “The Leaf Tissue Culture Of Benzoin (Styrax Benzoin Dryander) In MS Media With Atonik And BAP” has been done in Plant Tissue Culture Laboratory of Biology Department at Faculty of Mathematics and ... -
Isolasi dan Uji Kemampuan Antifungal Fungi Endofit dari Tanaman Andaliman (Zanthoxylum Acanthopodium Dc.) terhadap Fungi Perusak Makanan
(Universitas Sumatera Utara, 2009)This aims of this study is to determine the type of endophytic fungi isolated from andaliman (Zanthoxylum acanthopodium DC.) and to examined antagonistic activity to inhibit the growth of food spoilage fungi (Aspergillus ... -
Pengaruh Penambahan Amonium Sulfat dan Sukrosa pada Media Air Kelapa terhadap Produksi dan Karakteristik Fisik Selulosa Mikrobial Acetobacter xylinum
(Universitas Sumatera Utara, 2016)Acetobacter xylinum is a bacterium that produces microbial cellulose which has been commonly used in several industries factory such as food industry, paper, electronics, pharmacy, and biomedical. Study about the effects ... -
Pola Sidik Jari Penderita Skizofrenia pada Beberapa Suku di Kota Medan
(Universitas Sumatera Utara, 2009)The research of ” Fingerprint patterns of schizophrenia of some ethnics” has been done in Medan Asylum Center in March 2009. The aim was to obtain fingerprint patterns, total ridge count and percentage of fingerprint ... -
Efek Antipiretik Ekstrak Rimpang Kapulaga (Amomum compactum) terhadap Suhu Rektal dan Hitung Jenis Leukosit Mencit (Mus musculus L.) Jantan
(Universitas Sumatera Utara, 2016)Rhizome extract of cardamom (Amomum compactum) has flavonoid that can reduce fever. This study was designed by Complate Randomized Design (CRD) with five of treatments and five of replications. Control consists of ... -
Inventarisasi Serangga pada Tanaman Teh (Cammelia Sinensis. L) di Perkebunan Teh Ptpn IV Sidamanik Kecamatan Sidamanik, Kabupaten Simalungun Sumatera Utara
(Universitas Sumatera Utara, 2009)A study on a ” Insect Inventaritation Of Tea (Cammelia sinensis. L) in PTPN IV Sidamanik Simalungun Regancy, District Of Sidamanik, North Sumatera”, was conducted on Februari 2009. Sampling area was setted with Purpossive ... -
Potensi Bakteri Filosfer Tanaman Ornamental untuk Menghambat Pertumbuhan Mikroorganisme Bioaerosol Berpotensi Patogen dari Lingkungan Rumah Sakit Umum Pirngadi Medan
(Universitas Sumatera Utara, 2016)Uncontroled bioaerosol in a hospital environment can be the source of nosocomial infection. An alternative way to overcome the transmission of this infection is needed. This study aimed to determine the potention of ... -
Uji Mikrobiologis Kualitas Air Sumur Penduduk di Desa Lalang. Medan Sunggal dengan Air Pengolahan
(Universitas Sumatera Utara, 2009)This research entitled “Microbiological Test on Water Quality of Well at Desa Lalang, Subdiswtrict of Sungal. This research was conducted at Laboratory of PDAM Tirtanadi Jl. SM. Raja No. 1 Medan from January to March ... -
Uji Potensi Trichoderma Spp. dan Bacillus Spp. dalam Mendegradasi Tandan Kosong Kelapa Sawit
(Universitas Sumatera Utara, 2010)The Assay of Trichoderma spp. and Bacillus spp. to Decompose Empty Fruit Bunch, has been done from September to October 2009 at the Microbiology Laboratory of FMIPA USU. This study was aimed to investigate the ability ... -
Deteksi Protein C-myc pada Jaringan Uterus Mencit (Mus musculus L.) dengan Metode Imunohistokimia
(Universitas Sumatera Utara, 2016)Cancer is a kind of disease caused by many factors, one of them is cell cycle protein mutation namely c-myc protein. C-myc protein is the master regulator of cell metabolism and proliferation. The c-myc protein is ... -
Efek Petidin terhadap Psikomotorik dan Fungsi Kognitif pada Mencit (Mus musculus L.) Cemas dengan Menggunakan Alat Sistem Otomatis Intellicage
(Universitas Sumatera Utara, 2016)Pethidine is narcotic analgesic drug that works on the central nervous system that is center of the coordination and behavior. This Research aims to determine the effect of petidhine on psycomotoric and cognitive ... -
Studi Efek Tepi Perkebunan Rakyat terhadap Struktur dan Komposisi Vegetasi di Kawasan Hutan Gunung Sibuatan Kabupaten Karo Sumatera Utara
(Universitas Sumatera Utara, 2016)The study of edge effect of resident plantation on the structure and composition of vegetation in the forest of Mount Sibuatan Karo district, North Sumatra has been conducted. Research site was determine using purposive ... -
Keragaman Ikan Karang Famili Chaetodontidae di Perairan Pulau Ungge Kabupaten Tapanuli Tengah
(Universitas Sumatera Utara, 2016)Coral reef is one of important ecosystem for sustainability of seashore and ocean region. Coral reef has function as buffer for living of seashore and ocean`s biota such as coral fish research abaut biodeversity of coral ... -
Pola Pergerakan Harian dan Mikrohabitat Katak Pohon Bergaris (Polypedates leucomystax) di Taman Wisata Alam/Cagar Alam Sibolangit, Sumatera Utara
(Universitas Sumatera Utara, 2016)Polypedates leucomystax is one tree frogs that inhabit the Park area Nature / Nature Reserves Sibolangit. This type of frog tolerance high life that are found in various habitats, but over time due to physical development ...