Postgraduate Project Topics, Thesis and Dissertation
17481. On The Method Of Lower And Upper Solutions For The Heat Equation On A Polygonal Domain
The purpose of this paper is to prove the existence of a solution in thernpresence of lower and upper solutions for the nonlinear periodic-Dirichletrnheat equation on a polygonal domain Ω of the plane in weighted Lp-Sobolevrnspaces.rnConsider the problem;rn∂tu − Δu = f(x, t, u),...
17482. Impact Of Prosopis Juliflora L. (fabaceae) On Plant Biodiversity At Alledeghi Wildlife Reserve And Surrounding Local Community Ethiopia
The aim of this study was to assess the impact of Prosopis juliflora on diversity of plant species found in Alledeghi wildlife Reserve and the surrounding local community. Preferential sampling method was used to collect vegetation data. Plots were laid from the main road to inside the reserve...
17483. Ideals And Topological Properties Of Semirings
In this work our definition of Semiring is given without zero 0 and unity 1. The focus of the study is to give appropriate evaluation on Semirings which have their own related properties with Distributive lattices. We prove that for Arithmetic and Regular Semirings with unity 1 prime and...
17484. Drought Is A Serious Problem In Rainfed Areas Due To Rapid Change In Climatic Conditions. Among Prevailing A Biotic Stresses It Is The Most Significant And Severe Factor Inhibiting Plant Growth And Production Through Impairin
Drought is a serious problem in rainfed areas due to rapid change in climatic conditions. Among prevailing a biotic stresses, it is the most significant and severe factor inhibiting plant growth and production through impairing normal growth, disturbance of water relations, reduction of water use...
17485. Genetic Variation In Long Maturing Sorghum Sorghum Bicolor (l.) Moench Landraces From Wello And Hararge Regions Of Ethiopia
A study on the extent and pattem of genetic variability among long maturing sorghum genotypesrncollected from Wello and Hararge areas of Ethiopia was conducted using morphological andrnrandom amplified polymorphic DNA (RAPD) markers. The field experiment was conducted at thernexperimental field of...
17486. Approximating Common Solutions Of Variational Inequality Equilibrium And Fixed Point Problems
Many of the most important problems arising in nonlinear analysisrnreduce to solving a given equation, which in turn may be reduced tornfinding the fixed points of a certain mapping or solutions of varia-rntional inequality and equilibrium problems. Because of the relationrnbetween the fixed point...
17487. An Ecological Study Of The Vegetation On The Eastern Escarpment Of Eritrea Ethiopia
An ecological study of the vegetation on the EasternrnEscarpment of Eritrea from an altitude of 190 meters to anrnaltitude of 2075 meters above sea ;level Vias performed.rnseventy-seven stands o[ere selected systematically and allrnplants found in the stands o[ere recorded as present. Arnnumber of...
17488. The Relative Importance Of Three Cabbage Aphid Species (brevlcqryne Brassicae Upaphis Erysimi Myzus Perslcae) And Their Parasitoid Complex In Kenya
Studies on the relative importance of the three known species of cabbagernaphids (8revicory/le brass;cae (Unneaus), Myzus persicae (Sulz) and Upaphisrnarysim/ (Kaltenbach» and their parasitoid complex in Kenya were carried out.rnThe studies involved farmers' rlelds' surveys and intet"llews and...
17489. Forage Diversity And Impact Of Grazing Management System On Rangeland Ecosystems In Mbeere District Kenya
Plant species composition, biomass, frequency and density of Mbeere rangeland has beenrndescribed to compare open and enclosed sites. A total of 245 plallf species were identified.rnClipping and preference unit technique were used to estimate herbaceous alld trees andrnshrub biomass respectively....
17490. Carbon Stocks Along An Altitudinal Gradient In Gera Moist Evergreen Afromontane Forest Southwest Ethiopia
Forest plays an important role in the global carbon cycle as carbon sinks of the terrestrial ecosystem. Carbon stock estimation enables us to understand the current status of carbon stocks and to derive its near future changes. The presence of CO2 as main greenhouse gases in the atmosphere, its...
17491. Sjructural Floristic Composition And Diversity Of Vegetation Communities In Mikumi National Park Tanzania
Structural and floristic study was calTied out in Mikumi National Park, Tanzania with thernobjectives of detennine the stlUctural composition of the vegetation communities foundrnin the area; compiling the checklist of plants species found in the area and determinationrnof abundance of vegetation...
17492. The Effect Of School Environment On Overweightobesity Among Private School Adolescents In Addis Ababa Ethiopia 2016
Introduction: Obesity was formally recognized as a global epidemic in 1997 by World Health Organization (WHO). It has more has more has more has more than doubled in children and quadrupled than doubled in children and quadrupled than doubled in the past 30 years. adolescents in the past 30 years....
17493. Assessment Of The Role Of Currently Married Men Age 20-64 Years In Contraceptive Use And Fertility Preference In Hossana Snnprg-ethiopia
This is a community based cross-sectional study conducted in Hossana Town southern Ethiopiarnn from December to January 2004; to assess the role of currently married men age 20-64 years inrncontraceptive use and fertility presences. A multistage sampling procedure was carried out torninterview 776...
17494. Agronomic And Nutritional Qualities Of Mixed Genotypes Of Ethiopian Tetraploid Wheat (triticum Durumturgidum And Related Species) Collections
Ethiopian farmers have been traditionally growing several varietal mixtures in the same field thatrnmight have advantages of reducing the risks of pests and unusual environmental conditions inrnaddition to adding variety to their diets. Replacement of farmers’ varieties with genetically...
17495. Cowpea (vigna Unguiculata (l.) Walp.) (fabaceae) Landrace Diversity In Northen Ethiopia
The study was carried out to identify and document the landrace diversity and ethnobotany ofrncowpea (Vigna unguiculata (L.) Walp.) (Fabaceae) in northern Ethiopia. Ethnobotanical datarnwere collected using semi-structured interview, field observations (guided field walk) and marketrnsurveys. A...
17496. Contraceptive Utilization And Associated Factors Among Hiv Positive Women Enrolled In Hiv Care In Health Centers Of Addis Ababa
Background : Increasing access to family planning and reducing unintended pregnancies amongrnhuman immune deficiency virus (HIV) clients has a number of economic benefits, including lowrncosts for prevention of mother to child transmission (MTCT), lower costs for pediatric treatment andrnreduced...
17497. The Influence Of Some Psychological Variables On Academic Achievement Of Students In High Schools The Case Of Arsi Zone
The purpose of this study was to find out the joint and relative contributions ofrnlocus of control, achievement motivation future time orientation, and sex to thernprediction of academic achievement of high school students. Moreover, the studyrnaimed at investigating (1) sex differences in locus...
17498. Landrace (farmers Varieties) Diversity Of Field Pea (pisum Sativum L. Fabaceae) In Arsi Zone Of Oromia Region And Kefa Zone Of Snnpr Ethiopia
This study was undertaken to identify and document the landrace (farmers’ varieties) diversity along withrndescription of the morphological variability and ethnobotanical uses of field pea (Pisum sativum L.) inrnArsi and Kefa zones, Ethiopia. From each of these two study zones, three kebeles...
17499. The Biological Characteristics And Potentials For Use In Agroforestry Of Two Miombo Woodland Tree Species
Two indigenous tree species of Tanzanian miombo woodland were studied to explore somernof their biological charactellstics and potential for use in agroforestry. These were selectedrnby farmers from among four most frequently encountered tree species found within thernstudy area using direct matrix...
17500. Assessment Of Sexual Behaviour And Condom Use Among Married Or Cohabiting Couples In Nekemte Town East Wollega Ethiopia
BACKGROUND: Rates of human immunodeficiency virus (HIV) infection among married women orrnthose in committed partnerships are increasing rapidly. Most HIV infection in sub-Saharan Africa occursrnduring heterosexual intercourse between couples in a relationship. The primary mode of HIV...
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