Department of Biology: Recent submissions
Now showing items 621-640 of 1255
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Laju Pertumbuhan Populasi Rotifera (Brachionus Plicatilis) pada Media Kombinasi Kotoran Ayam, Pupuk Ures dan Pupuk Tsp, serta Penambahan Beberapa Variasi Ragi Roti
(Universitas Sumatera Utara, 2009)A Reaserch of “The Growth Rate of Rotifera Population (Brachionus plicatilis) at Combination Medium of Chicken Manure, Urea Fertilizer and TSP Fertizer and Along with to Add Yeast bread Variation” has been conducted in ... -
Karakteristik Morfologi dan Aktivitas Enzim Polifenol Oksidase dan Peroksidase pada Organ Tanaman Salak Sidempuan (Salacca sumatrana var. Sidempuan)
(Universitas Sumatera Utara, 2009)This research has been done from January to August 2009 at the Genetics Laboratory of FMIPA USU, Central Research Molecular Biology of Palm Oil Marihat, Quantity Laboratory of Pharmacy Faculty USU, and Food Chemistry ... -
Keragaman Epibentik di Rataan Terumbu Karang Perairan Pulau Ungge Kabupaten Tapanuli Tengah
(Universitas Sumatera Utara, 2015)The research of “Diversity Of Epibentic On Coral Reef Waters Of The Island Ungge Central Tapanuli Regency” had been done in February 2015.The objectives of this research were to know the diversity of epibentic and the ... -
Studi Keanekaragaman Makrozoobentos di Danau Lau Kawar Desa Kuta Gugung Kecamatan Simpang Empat Kabupaten Karo
(Universitas Sumatera Utara, 2009)The research have been done in April 21-24th 2008 and from this research we want to know about the Diversity Of Macrozoobenthic in lau Kawar Lakes. Sampel were collected from four stations by Purposive Random Sampling ... -
Isolasi dan Uji Kemampuan Bakteri Endofit Diazotrof yang Memfiksasi Nitrogen Bebas pada Akar Kelapa Sawit (Elaeis guineensis Jaqc.)
(Universitas Sumatera Utara, 2011)A study on isolation and assay of diazotrophic endophytic bacterial isolates from palm oil root has been done in Laboratory of Microbiology and green house of Department of Biology, Faculty of Mathematics and Natural ... -
Komposisi dan Distribusi Cacing Tanah di Kawasan Perkebunan Kelapa Sawit Pt. Moeis dan di Perkebunan Rakyat Desa Simodong Kecamatan Sei Suka Kabupaten Batu Bara
(Universitas Sumatera Utara, 2009)The composition and distribution of earthworm in PT. Moeis Estate and Simodong Estate Sei Suka District Batu Bara has been investigated February 2009. Sampling area was determinated by using Purposive Random Sampling ... -
Karakteristik Sarang dan Keberhasilan Berbiak Kuntul Besar (Egretta alba) dan Cangak Abu (Ardea cinerea) di Areal Breeding Site Desa Tanjung Rejo
(Universitas Sumatera Utara, 2015)The nest characteristic and breeding success of Great Egret (Egretta alba) and Grey Heron (Ardea cinerea) in the fishpond area of Tanjung Rejo, Sumatera Utara has been studied from October 2014 to January 2015. The ... -
Karyotipe Kromosom Kantong Semar (Nepenthes reinwardtiana Miq. dan Nepenthes tobaica Danser.) dengan Menggunakan Metode Pencet (Squash)
(Universitas Sumatera Utara, 2010)The research of ”The Karyotype of Kantong Semar (Nepenthes reinwardtiana Miq. and Nepenthes tobaica Danser.) By Using Squash Method”, has been conducted from April to Oktober 2009 at Laboratory of Genetics, Biology ... -
Uji Nematisidal Jamur Endofit Tanaman Padi (Oryza Sativa L.) terhadap Nematoda Puru Akar (Meloidogyne Spp.)
(Universitas Sumatera Utara, 2009)A Study on “Nematicidal Test of Endophyte Fungi of Rice (Oryza sativa L.) Against Root-knote Nematode (Meloidogyne spp.) has been conducted in Microbiology Laboratory, Biology Department, Mathematic and Natural Science ... -
Potensi Ekstrak Umbi Bawang Lokio (Allium chinense G. Don) dalam Menghambat Escherichia coli dan Meningkatkan Masa Simpan Ikan Nila (Oreochromis niloticus L.)
(Universitas Sumatera Utara, 2015)Bawang Lokio (Allium chinense G. Don) grows extensively in North Sumatera, Indonesia, so called as “Bawang Batak” by the Batak tribe. Exploration of the natural compoundpotency of this plant in fresh food preservation ... -
Perbandingan Laju Pertumbuhan Populasi (B. Plicatilis ) setelah Diberikan Penambahan Makanan pada Media Perlakuan
(Universitas Sumatera Utara, 2009)A study of “The Comparison Growth Rate of Brachionus plicatilis after Gave Food in a treatment Medium” has been conducted in Maret 2009. The research was carried out at Animal Sistematic Laboratorium at Biology Department, ... -
Keragaman Makroalga di Rataan Terumbu Karang Perairan Pulau Ungge Kabupaten Tapanuli Tengah
(Universitas Sumatera Utara, 2015)The research of “Diversity Of Macroalgae On Coral Reef Waters of The Island Ungge Central Tapanuli Regency” has been done. The objectives of this research were to know the diversity of macroalgae and the correlation ... -
Perbandingan Pola Multifaktor Sidik Jari Narapidana di Lembaga Pemasyarakatan Tanjung Gusta Medan dengan Pria Normal Di Luar Lembaga Pemasyarakatan
(Universitas Sumatera Utara, 2009)The research of Multifactor Comparison Pattern of Prisoner Fingerprints between the prisoner of Tanjung Gusta Medan and Unprisoned, was done in Tanjung Gusta Medan and Genetic Laboratory FMIPA University of Sumatera Utara ... -
Pola Multifaktor Sidik Jari pada Penderita Obesitas di Daerah Medan dan Sekitarnya
(Universitas Sumatera Utara, 2009)A study on Dermatoglyphics pattern on Obesity of Medanensse was conducted in University of Sumatera Utara from October 2008 to January 2009. The purpose of the study was to study the relationship between those are normal ... -
Struktur dan Komposisi Pohon dan Belta di Zona Pegunungan atas Gunung Sinabung Kabupaten Karo
(Universitas Sumatera Utara, 2009)A study on structure and composition of trees and belta vegetations at upper mountain zone in Sinabung Mountain Karo Regency were conducted in Mei 2007 to February 2008. Sampling area was settled by using purpossive ... -
Keanekaragaman dan Distribusi Ikan di Hulu Sungai Asahan Porsea
(Universitas Sumatera Utara, 2009)Research about “The Diversity And Distribution Of Fish In Upper Course Of Asahan River Porsea” was investigated in January 2009. Purposive Random Sampling Method was applied in choosing place sampling station. Samples ... -
Studi Keanekaragaman Plankton di Hulu Sungai Asahan Porsea
(Universitas Sumatera Utara, 2009)Have been done research with the title of Study of Plankton Diversity in the Upper Course of Asahan River Porsea. This Research is done with the method of Purpossive Random Sampling that is determine 5 research station ... -
Inventarisasi Zingiberaceae di Kawasan Agrowisata Hutan Taman Eden 100 Kabupaten Toba Samosir Sumatera Utara
(Universitas Sumatera Utara, 2009)The study on “Inventarization of Zingiberaceae in Taman Eden 100 Forest Toba Samosir Regency North Sumatera” have been conducted from March to September 2009. The result showed that there are 6 genera of Zingiberaceae, ... -
Jenis, Prevalensi dan Intensitas Endoparasit Pada Ayam Kapas (Gallus gallus domesticus) di Taman Satwa Citra Pesona Ladangku, Pancur Batu, Kabupaten Deli Serdang Sumatera Utara
(Universitas Sumatera Utara, 2022)Endoparasite infection on cotton chicken (Gallus gallus domesticus) in Taman Satwa Citra Pesona Ladangku, Pancur Batu, Deli Serdang, North Sumatera was conducted in June 2022. The purpose was to determine infection, analyze ... -
Pengaruh Pemberian Ekstrak Daun Salam (Syzygium polyanthum (Wight) Walp.) terhadap Pigmen Melanin Kulit Mencit (Mus musculus L.) Hitam Model Vitiligo
(Universitas Sumatera Utara, 2022)Vitiligo is a disease of the loss of melanin pigment in the skin and the treatment of vitiligo is generally with the use of commercial ointments. Bay leaf extract contains antioxidants that can increase melanin production ...