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A S'l'udy on the STructure of a Hon'fane Forest - the Menagesha State Forbst

Demissew Sebsebe (Addis Ababa University, 1980-07)

In order to have a better management for existing forests, and to reafforest devegetated areas an ecological study of forests is indispensable. Menagesha State Forest which is one of the few remaining forests in Central ...
A S'tring Theory Approach To the Three- Dimensionai Ising Model

Tadesse, Mesfin (Addis Ababa University, 1989-06)

The thre(!"-d"lmctlsional ISing mode"' (3DII~) hilS been Olie td the unsolved problems in physics. Polyakov hiS sugg0sted ~hlt It may be possible to solve this model via the string theory methods. The 3DHl in the cl'itical ...
A Sagbi Basis for Some Subalgebras of Polynomial Rings

Solomon, Dawit (Addis Ababa University, 2019-03-04)

A SAGBI BASIS FOR SOME SUBALGEBRAS OF POLYNOMIAL RINGS Dawit Solomon Tadesse Addis Ababa University, 2018 The term \SAGBI" is an acronym for \Subalgebra Analogue to Gr obner Bases for Ideals". There exist _nitely ...
Salient-Object-Based Image Query by Visual Content

Bulcha, Dawit (Addis Ababa University, 2004-07)

The rise in the intense utilization of images in our daily life resulted in a high volume of images produced from different sectors of human endeavor. This resulted in the need for an efficient management of image data. ...
Sample Preparation Methods for Quantitative Extraction of Triazine and Its Metabolites in Sediment Samples of Awassa and Ziway Lakes

Lemma, Nigussie (Addis Ababa Universty, 2007-07)

A total of 21 sediment samples were collected from Awasa and Ziway Lakes for triazine herbicide residues and their metabolites analysis. The samples were air dried and extracted following standard procedures. All of the ...
Sampling and Sample Preparation Techniques for Trace Level Analysis of Pesticides and Their Degradation Products in Water Systems of the Lower Rift Valley of Ethiopia

Berhanu, Tarekegn (Addis Ababa Universty, 2008-02)

The main aim of this thesis work is to develop sample preparation and enrichment methods for the determination of various types of pesticide residues in environmental water samples. The other aspect of the study is to ...
Satellite Based Rainfall Estimation: Evaluation and Characterization With Homogeneous Rainfall Region Classification Using GIS and Remote Sensing (a Case Study of Awash River Basin)

Bikila, Zerihun (Addis Ababa University, 2014-06-06)

The study mainly covers the delineation of Homogeneous Rainfall Regions (HRRs) and comparison of Tropical Application of Meteorological Satellite (TAMSAT) rainfall estimate with rain gauge recorded rainfall data over Awash ...
Satellite-Based Rainfall Estimation: Evaluation and Characterization (A Case Study Over Omo-Gibe River Basin)

Mekonnen, Dereje (Addis Ababa Universty, 2007-07)

Rainfall is a key climatic element considered as the most important factor that influencing the Ethiopian agriculture and it is also principal cause of droughts and flood triggered by the fluctuation and excess of rainfall ...
Scalar Conservation Law and Non-linear Equation of First Order

Alemu Temesgen (Addis Ababa University, 2014-08)

This project shows a simple method of solving _rst order non-linear equation and scalar conservation law of the form ut+A(u)ux = 0 with initial condition u(x; 0) = f(x) in one dimensional wave equation,shock wave and ...
Scattering Distribution of Light fromthin Film Rough Layers &Layer Stacks for a-Si:H Solar Cells

Berga, Tadesse (Addis Ababa University, 1997-06)

Reflectance(R), Transmittance(T), and Scattering distribution of thin film TCOs and with their p-I (thin & thick) i-layer stacks have been measUred for various wavelengths. The shape of scattering distributions have been ...
Scattering Distribution of Light from thin Film Rough Layers &Layer Stacks for A-Si:H Solar Cells.

Berga, Tadesse (Addis Ababa University, 1997-06)

Reflectance(R), Transmittance(T), and Scattering distribution of thin film TCOs and with their p-I (thin & thick) i-layer stacks have been measUred for various wavelengths. The shape of scattering distributions have been ...
Schistosoma mansoni Infection and Associated Risk Factors Among Patients Attending Haik Health Center South Wollo, Northeast Ethiopia

Retta, Seid (Addis Ababa University, 2016-09)

Schistosomiasis caused by Schistosoma mansoni is a major public health concern in the tropics and yet is a neglected disease. In Ethiopia, the condition is worsened due to very low latrine coverage and overall poor personal ...
School Management System

Teka, Degif (Addis Ababa University, 2008-06)

This project work automates school management system. In the system two applications are developed, Windows based (thick client) and Web based (thin client). The windows application takes most of the activities such as ...
School Meal Nutrition Adequacy and Nutritional Status of School Children in Selected Primary Schools, Addis Abeba, Ethiopia

Alemayehu, Nardos (Addis Ababa University, 2018-11-04)

Background: School children malnutrition is unresolved public health issues especially in developing countries which creates negative intergenerational consequence as of a mother who affected by malnutrition can give birth ...
Scientific and Technological Information Support to Industrial Development in Kenya with Emphasis on Inter-Institutional Co-Operation

Kipngetich John (Addis Ababa University, 1993-06)

The importance of information in development has been accepted internationally. The present study examines the ways of providing scientific, technological and managerial information, development in Kenya. necessary for ...
Screening and Characterization of Phosphate Solubilizing Bacteria from the Rhizosphere Soil of Erythrina Brucei

Belay Mulugeta (Addis Ababa University, 2013-01-01)

The study was undertaken to investigate the native phosphate solubilizing bacteria (PSB) isolated from Erythrina brucei rhizosphere in National Botanical Research Institute’s phosphate growth medium, and assess their ...
Screening and Identification of Potential Striga [Striga Hermonthica (Del.)] Suppressing Rhizobacteria Associated With Sorghum [Sorghum Bicolor (L.) Moench] in Northern Ethiopia

Tsega, Urgesa (Addis Ababa University, 2020-06-06)

Sorghum (Sorghum bicolor (L.) Moench) is one of the globally important cereal crops well adapted to Sub-Saharan Africa (SSA) agro-ecologies. However, the productivity of sorghum is hindered by both abiotic and biotic factors ...
Screening for Striga (Striga Hermonthica (Del.) Benth.) Resistance Gene in Sorghum (Sorghum Bicolor (L.) Moench) Genotypes Using Gel Based Assay and Lgs1 Marker in Ethiopia

Gidi, Mulatu (Addis Ababa University, 2020-06-05)

Sorghum (Sorghum bicolor L.) is the most important cereal crop in the semi-arid parts of the world where it is the staple food crop for most of the population. In sub-Saharan Africa, the hemi-parasitic flowering weed, ...
Screening of Folate Producing Bacteria From Injera: Implication on Folate Production During Fermentation and Bioavailability.

Tamene, Aynadis (Addis Ababa University, 2018-06-02)

Folate is an essential nutrient in the diets of humans involved in vital functions of cell metabolism. It is currently one of the most actively studied vitamins. This is mainly due to its well established role in preventing ...
Screening of Natural Dyes for Use in Dye Sensitized Solar Cells

Jara, Desalegn (Addis Ababa Universty, 2012-06)

Five natural dyes, extracted from natural materials such as flowers, were used as sensitizers to fabricate dye-sensitized solar cells (DSSCs). Dye-sensitized solar cells (DSSCs) were fabricated using natural dyes extracted ...

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