Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"Water-logging"”.
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Water Logging Control and Sanitation Magomeni Suna
… rivers in Dar es Salaam causes overflow of water to Suna community at Magomeni Mapipa every year during the heavy rainfalls. These floods cause a lot of environmental problems including loss of lives, properties and poor sanitation which bring many diseases like malaria, typhoid and cholera. …
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Screening Diverse Soybean Germplasm for Water-logging Tolerance
<p>Water-logging can be detrimental to soybean growth and development; effects range from chlorosis and stunting to yield loss and plant death. Soybean response to, and the effects of, water-logging are dependent on the growth-stage of the plant at the initiation of water-logging. The objectives of …
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Comparisons of N2O and CH4 fluxes as affected by land use systems and climate in small catchments in Korea
… is accompanied by shortage of resources such as water. Since half of humankind directly depends on freshwater and other ecosystem services provided by mountainous areas, it is essential to study such complex terrains and how natural as well as agricultural systems react to climatic and other …
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Small scale farmers utilization and perceptions of Bambara groundnut production in South Africa: a case study in a semi-arid region of Limpopo
… fertility; and f) The crop's susceptibility to water logging. Overall the farmers were positive about Bambara groundnut production and could potentially benefit from advancements made in this sector of agriculture. The study concludes with recommendations to help improve small scale farmers' …
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Investigating best management practices to reduce selenium and nitrate contamination in a regional scale irrigated agricultural groundwater system: Lower Arkansas River Valley, southeastern Colorado
… the LARV now faces challenges of soil salinity, water logging from shallow groundwater tables, and a high concentration of selenium (Se, both within the alluvial aquifer system and within the Arkansas River and its tributaries). Se originates primarily from bedrock and outcropped marine shale, …
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The mechanisms of moisture ingress & migration in rammed earth walls.
… (f) of rammed earth. The mass of absorbed water (m w) increases linearly against the square root of elapsed time (t[0.5]). The extended Darcy equation can be used to describe capillary moisture ingress in rammed earth and so the gradient of the slope i/t[0.5] is used to define the parameter …
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An exploration of lived experiences of 11 resettled families in Mazabuka district, Zambia, by a Nickel mine project
… grazing land; reduced agroproduction due to water logging in the fields and poor soils; scarcity of firewood; and nonreinstatement of churches, among negative experiences that they have lived. Coping with the experiences of ‘delay but not denial of access’ and a ‘mixed bag’ of changes to …