Search for dissertations about: "irrigation management"
Showing result 1 - 5 of 57 swedish dissertations containing the words irrigation management.
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1. Irrigation water management : A performance study of the Rahad scheme in Sudan, 1977-1996
Abstract : The central objectives of this study is to assess the performance of irrigation water management of the Rahad scheme in Sudan between 1977 and 1996. The study assesses how well the scheme has succeeded in achieving irrigation management objectives using the criteria of productivity, equity, cost recovery and environmental stability. READ MORE
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2. Sustainable agriculture : From global challenges to local land management
Abstract : Despite the success of agriculture management practices in increasing the availability of food needed to meet the requirements of the expanding global population, there are increasing demands placed on the resources on which the sector depends. Opportunities for the development of agricultural systems are constrained by increasing competition, from other sectors, for shared resources. READ MORE
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3. Farm-based technologies for management of risks from irrigation with wastewater-polluted sources in Cochabamba, Bolivia
Abstract : Wastewater irrigation is a global practice that allows reusing water and nutrients in agriculture, but also poses risks of introducing pathogens/pollutants into agricultural systems and food. In order to manage these risks, on-farm measures can be implemented as barriers along the pathway that pathogens/pollutants must follow to reach the population/place at risk, in cases where treatment plants are not a viable option. READ MORE
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4. Agricultural expansion impacts on wetland ecosystem services from Kilombero Valley, Tanzania
Abstract : Land use change has major impact on the world’s wetland ecosystems and biodiversity. The motivation behind this change has been to increase agricultural production, often resulting in negative effects on water quality and soil fertility. READ MORE
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5. Bark and charcoal filters for greywater treatment : pollutant removal and recycling opportunities
Abstract : Water scarcity, inappropriate sanitation and wastewater pollution are critically important global issues. Greywater is a sustainable water source for recycling, so this thesis examined simple, robust, low-cost alternatives for on-site treatment of greywater to irrigation water quality. READ MORE