Department of Biology: Recent submissions
Now showing items 541-560 of 1255
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Eksplorasi Pteridophyta di Kawasan Hutan Telagah Taman Nasional Gunung Leuser
(Universitas Sumatera Utara, 2016)Research has been conducted to determine fern species in Telagah forest, Gunung Leuser National Park. Identification of fern species was based on morphological characteristics such as habit, habitat, stature of rhizome, ... -
Jenis-Jenis Lumut Daun (Musci) di Kawasan Hutan Sibayak I Kecamatan Sibolangit Kabupaten Deli Serdang Sumatera Utara
(Universitas Sumatera Utara, 2012)Species Of Musci In Sibayak I Forest Area Sibolangit District Deli Serdang Regency Of North Sumatera. Has been studied using Survey Methods from March 2011 to February 2012. There are 36 species of musci found in the ... -
Aktivitas Senyawa Antimikroba Bacillus sp. terhadap Biofilm Bakteri Patogen Oportunis Asal Tambak Udang Intensif
(Universitas Sumatera Utara, 2014)Salmonella sp., Staphylococcus aureus, and Escherechia coli are opportunistic pathogenic bacteria found in shrimp ponds and able to form biofilm on solid surfaces. The purpose of this study was to determine the ability ... -
Keanekaragaman Burung di Hutan Batang Toru Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2016)This study was conducted to examine the bird species in Batang Toru Forest North Tapanuli. There were 4 survey location determined by point count or Indices Ponctuele d'Abundance (IPA) and Transect Method pathway. The ... -
Analisis Vegetasi Tumbuhan Bawah di Hutan Gunung Sinabung Jalur Pendakian Sigarang-Garang Kabupaten Karo Sumatera Utara
(Universitas Sumatera Utara, 2014)Vegetation Analysis Of Ground Cover Plants In The Lane Climbing Sigarang garang Of Sinabung Mountain Forest Karo Regency North Sumatera had been studied. For this study site was settled by purposive sampling with 20 plot ... -
Kualitas Mikrobiologi Dekke Naniura berdasarkan Angka Lempeng Total, Coliform Total, Keberadaan Escherichia coli dan Salmonella
(Universitas Sumatera Utara, 2016)Dekke naniura is one of the traditional food batakness, form of goldfish who added acid and seasoning, then allowed to tender without cooking. For that to know the microbiological quality of food to qualify as a healthy ... -
Jenis dan Tingka Serangan Cacing Parasitik Berdasarkan Perbedaan Tingkatan Umur pada Insang dan Saluran Pencernaan (Usus) Ikan Bawal Air Tawar (Colossoma macropomum) pada Kolam Budidaya di Tanjung Morawa
(Universitas Sumatera Utara, 2015)The research on the type and degree of parasitic worm attacks based on different age levels in the gills and digestive tract (gut) of freshwater pomfret (Colossoma macropomum) in pond aquaculture in Tanjung Morawa was ... -
Jenis dan Tingkat Serangan Cacing Parasitik Berdasarkan Perbedaan Tingkatan Umur pada Insang dan Saluran Pencernaan Ikan Patin (Pangasius djambal) pada Kolam Budidaya di Tanjung Morawa
(Universitas Sumatera Utara, 2015)Research on the type and level of parasitic worm attacks based on the difference of age groups in the catfis’s (Pangasius djambal) gills and digestive tract at aquaculture ponds in Tanjung Morawa was conducted at ... -
Viabilitas Enkapsulasi Sinbiotik Isolat BAL dengan Berbagai Bahan Enkapsulan selama Masa Simpan dan Simulasi Asam Lambung
(Universitas Sumatera Utara, 2015)Lactic acid bacteria (LAB) have been added to various food products as a probiotic agent because it has long been known to provide beneficial health effects in humans. In the application of LAB, cell viability is often ... -
Studi Taksonomi Jenis-Jenis Zingiberaceae di Taman Hutan Raya Bukit Barisan Kabupaten Karo Sumatera Utara
(Universitas Sumatera Utara, 2012)Taxonomic Study Of Zingiberaceae In Taman Hutan Bukit Barisan Karo District Of North Sumatra “ was conduted from March until October 2011 using “ Survey Methods “. There are seven (7) genera Of Zingibraceae recorded ... -
Keanekaragaman Makrozoobenthos di Perairan Pulau Kampai Kecamatan Pangkalan Susu Kabupaten Langkat Sumatera Utara
(Universitas Sumatera Utara, 2010)Pangkalan Susu, Langkat District, North Sumatera”. The objective of this research would be to know the diversity of macrozoobenthos in Pulau Kampai Waters, and to know the relationship between psychochemical factors of ... -
Laju Pertumbuhan Populasi Brachionus Plicatilis dengan Penambahan Vitamin B1 pada Media Caka
(Universitas Sumatera Utara, 2010)Research on "The Growth Rate of Population Brachionus plicatilis with the addition of Vitamin B1 in the medium CAKAP." This study uses non-factorial RAL with 4 treatments of vitamins B1, is M0 medium (without vitamin B1) ... -
Jenis-Jenis Fungi yang Berasosiasi Pada Proses Dekomposisi Serasah Daun Avicennia Marina (Forsk) Vierh Setelah Aplikasi Fungi Aspergillus Sp., Curvullaria Sp., Penicillium Sp. pada Beberapa Tingkat Salinitas di Desa Sicanang Belawan
(Universitas Sumatera Utara, 2010)The research that knowing the species of fungi in decomposition Avicennia marina’s litter after application of Aspergillus sp., Curvularia sp., and Penicillium sp. in the various salinity level has been done at Microbiology ... -
Jenis-Jenis Bakteri yang Berasosiasi pada Proses Dekomposisi Serasah Daun Avicennia Marina (Forsk) Vierh Setelah Aplikasi Fungi Aspergillus Sp., Curvullaria Sp., Penicillium Sp. pada Beberapa Tingkat Salinitas di Desa Sicanang Belawan
(Universitas Sumatera Utara, 2010)The research on The Variety of Bacteria which Asociated on the Decomposition Process of Avicennia marina Leaf Litter After Aplicated Aspergillus sp., Curvularia sp., and Penicillium sp. in the some Salinity Level had a ... -
Isolasi Dan Uji Antagonis Fusarim Sp. pada Tanaman Anggrek Menggunakan Bakteri Kitinolitik Lokal
(Universitas Sumatera Utara, 2010)An Assay On Isolation And The Antagonistic Test Of Fusarium sp. Isolated From Some Orchid Plants Against Local Chitinolitic Bacteria, has been conducted in Laboratory of Microbiology, Department of Biology, Faculty of ... -
Perbedaan Karyotipe Dua Spesies Ikan Batak Neolissochilus Sp. dan Tor Sp
(Universitas Sumatera Utara, 2010)The research of " Karyotype Differences of Two Species of Batak fish (Tor Neolissochilus sp. and Tor sp.)" has conducted from March to September 2009 at Genetics’ Laboratory of Mathematics and Natural Sciences Faculty, ... -
Mutasi Induksi Caladium Bicolor (W.Ait)Vent. Menggunakan Sinar Ultraviolet
(Universitas Sumatera Utara, 2010)“Induced Mutation of Caladium bicolor (W.ait) Vent. Using UV ray” has been done at Genetic Laboratory and Plant Physiology Laboratory FMIPA USU Medan. This research was aimed to study the effect of the interaction between ... -
Isolasi dan Uji Kemampuan Bakteri Endofit Penghasil Hormon Iaa (Indole Acetic Acid) dari Akar Tanaman Padi (Oryza Sativa L.)
(Universitas Sumatera Utara, 2009)Research on Isolation and Ability Test of Endophytic Bacteria Producing IAA (Indole Acetic Acid) Hormone from Paddy Roots (Oryza sativa L.) has been carried out in the Laboratory of Microbiology, Faculty of Mathematic ... -
Pengaruh Pemberian Bakteri Asam Laktat, Bakteri Fotosintetik Anoksigenik dan Bakteri Pelarut Fosfat terhadap Pertumbuhan Tanaman Sawi (Brassica Chinensis L Var. Tosakan)
(Universitas Sumatera Utara, 2010)Research on "The effect of lactic acid bacteria, anoksigenik photosynthetic bacteria and bacterial phosphate solvent on the growth of mustard (Brassica chinensis L. var. Tosakan)" has been done in the Laboratory of ... -
Studi Morfologi dan Anatomi Beberapa Markisa Koleksi Balai Penelitian Tanaman Buah Kebun Percobaan Berastagi Sumatera Utara
(Universitas Sumatera Utara, 2014)The study of morphology and anatomy of four passion fruit from KPTB Berastagi Sumatera Utara collection has been conducted. The collections were purple and red passion fruit (Passiflora edulis f. edulis SIMS), yellow ...