Master Theses
Master Theses
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Keanekaragaman Plankton dan Hubungannya dengan Kualitas Perairan Muara Sungai Asahan
(Universitas Sumatera Utara, 2010)This study deals with The diversity of Plankton and Its relations with the Quality of Sungai Asahan Mouth’s Waters, the research has been conducted on August 2009. Sample was taken from three stations with three depth ... -
Seleksi Beberapa Tanaman Inang Parasitoid dan Predator untuk Pengendalian Hayati Ulat Kantong (Metisa plana) di Perkebunan Kelapa Sawit
(Universitas Sumatera Utara, 2010)Bagworm Metisa plana is one of the main pest in Oil Palm plantation therefore the present of this pest must be aware. Natural control of M. plana by natural control by selecting plants as host of parasitoid and predator ... -
Keanekaragaman dan Distribusi Ikan serta Hubungannya dengan Kualitas Air Danau Siais Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Research of The Diversity And Distibution of Fishes And Connection With Water Quality of Siais Lake In The South Tapanuli Resindence conducted in November 2010- March 2011. Samples taken from five observation stations, ... -
Keanekaragaman Plankton sebagai Indikator Kualitas Air Danau Siais Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Background : Plancton has very essential role in waters environmental, both as fundamental of food chain (primary producer) and as one tropic level paramater. Water quality can be assessed by biological analysis using ... -
Keanekaragaman Makrozoobentos sebagai Indikator Kualitas Perairan Danau Siais Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Siais Lake is a lake located in the District of South Tapanuli Angkola Sangkunur. It is part of the village with an area Rianiate + 4500 ha. Based on the physical condition of the lake Siais region has a hilly topography ... -
Aspek Bioekologi Ikan Bilih (Mystacoleucus padangensis Bleeker.) di Perairan Danau Toba, Sumatera Utara
(Universitas Sumatera Utara, 2011)A study was made on Bioecological Aspects of Ikan Bilih (Mystacoleucus padangeensis Bleeker.) of Lake Toba, North Sumatra. Facilities in this research such as some aspects of ikan bilih’s growth, biological aspect, ... -
Uji Efektivitas Isolat Rhizobia Asal Tanah Mineral dan Tanah Gambut pada Tanaman Kedelai
(Universitas Sumatera Utara, 2012)Soybean is a crop requiring high nitrogen for its growth. Its requirement could be supplied through symbiotic relationship with nitrogen fixing bacteria i.e Bradyrhizobium japonicum. Production of soybean can be extended ... -
Kepadatang Ikan Jurung (TOR Sp) serta Keterkaitannya dengan Kwalitas Perairan di Sungai Raniate Kabupaten Tapanuli Selatan
(Universitas Sumatera Utara, 2011)Research density of jurung fish (Tor sp.) And the bonds connecting the River Quality Waters in South Tapanuli Raniate held in October 2010 until March 2011. Research sites is determined by using purposive random sampling ... -
Analisis Degradasi Hutan Angkola dengan Fungsi Ekologi melalui Intrepretasi Land Cover Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2011)Research Analysis of Degradation Angkola with Ecological Function Through interpretation of Land Cover of North Sumatra has been conducted in March to July in 2011 in South Tapanuli and Mandailing Natal district. ... -
Identifikasi Parasit dari Feses Orangutan Sumatera (Pongo Abelii) Liar, Rehabilitasi, dan Reintroduksi di Sumatera Utara
(Universitas Sumatera Utara, 2012)Research about “ Spesies Diversity of Parasites in Orangutan (Pongo abelii) Wild, Rehabilitation, Reintroduction at North Sumatera” has been conducted from march until november 2012. The research purposed to identify ... -
Distribusi dan Pola Pertumbuhan Kepiting Bakau Scylla Serrata Forskal di Ekosistem Mangrove Belawan Sumatera Utara
(Universitas Sumatera Utara, 2013)A study was made on distribution and growth pattern mud crab Scylla serrata. in Belawan mangrove ecosystem, North Sumatra. This study was aimed to know biophysical and chemical characteristics relationships among ... -
Kandungan Logam Kadmium (Cd), Timbal (Pb) dan Merkuri (Hg) pada Air dan Komunitas Ikan di Daerah Aliran Sungai Percut
(Universitas Sumatera Utara, 2014)Research about "The Metal Content of Cadmium (Cd), Lead (Pb) and Mercury (Hg) in Water and Fish Communities in Watershed Percut". It has been done in March-April 2014 aims to determine the metal content of cadmium (Cd), ... -
Kajian Jenis Cacing Tanah sebagai Bioindikator di Hutan Sekunder dan Agroforestri Kopi Desa Kutagugung Kecamatan Naman Teran Kabupaten Karo
(Universitas Sumatera Utara, 2013)An experiment has been conducted to determine the types of earthworm as a bioindicator, the population of earthworm, the growth response of earthworm and its role in changing soil nutrient on either secondary forest or ... -
Keanekaragaman dan Distribusi Ikan Dikaitkan dengan Faktor Fisik dan Kimia Air di Muara Sungai Asahan
(Universitas Sumatera Utara, 2010)A study of the diversity and distribution of fishes with connection with physical and chemical factors at Estuary of Asahan River was established on August 2009 in Estuary of Asahan River region fishes sample was taken ... -
Keanekaragaman dan Distribusi Bivalvia serta Kaitannya dengan Faktor Fisik dan Kimia Air di Muara Sungai Asahan
(Universitas Sumatera Utara, 2010)This study deals with the diversity and distribution of bivalve and its relations with the physical and chemical factors of water on the Mouth of Asahan River carried out Augst 2009. Establishment of sampling location ... -
Kerang Bulu (Anadara inflata) sebagai Bioindikator Pencemaran Logam Berat Timbal (Pb) dan Cadmium (Cd) di Muara Sungai Asahan
(Universitas Sumatera Utara, 2010)The Asahan river’s mouth is an area got directly influence in massive flowing of water from Asahan River sourced from Danau Toba and Malacca Strait’s sea waters. Variously activities of community on that waters can influence ... -
Keanekaragaman Fungi Mikoriza Arbuskula di Hutan Pantai Sonang, Tapanuli Tengah
(Universitas Sumatera Utara, 2010)The objective of this study was to find out existence and diversity of arbuscular mycorrhizal fungi (AMF) as well as its relationship with soil salinity level in Sonang coastal forest, Tapanuli Tengah. Soil sample was taken ... -
Keanekaragaman dan Kelimpahan Plankton dan Hubungannya dengan Faktor Fisik-Kimia Air di Sungai Batang Serangan Kabupaten Langkat
(Universitas Sumatera Utara, 2010)The research about ”The Diversity and Overflowing of Plankton and its correlation factor of water fisical – chemical of River Batang Serangan, Langkat” has been done in Maret to Mei 2010. Samples were taken from ... -
Hubungan Produktivitas Primer Fitoplankton dengan Faktor Fisik Kimia Air di Muara Sungai Asahan
(Universitas Sumatera Utara, 2010)A study on primary productivity of phytoplankton and it’s relationship with physical and chemical factors of water in Estuary of Asahan River was done in August 2009. The sampling station was determinated by Purposive ... -
Keanekaragaman Piperaceae dan Rubiaceae di Hutan Aek Nauli Kabupaten Simalungun Sumatera Utara
(2011)The diversity research of Piperaceae and Rubiaceae in Aek Nauli Forest had been done on December 2010 until April 2011. The location of this research is made Purposive Sampling and divided into 5 stripes and 50 plots ...
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