Search for dissertations about: "Sub irrigation"
Showing result 1 - 5 of 17 swedish dissertations containing the words Sub irrigation.
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1. Modernisation and farmer-led irrigation development in Africa : A study of state-farmer interactions in Tanzania
Abstract : After years of relatively low investment, irrigation development in Africa has been put back on the policy agenda as a way of increasing agricultural productivity. In spite of existing evidence of farmers’ irrigation initiatives across the African continent, current policy prescriptions still revolve around (large-scale) state intervention. READ MORE
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2. Accumulation from Below : Smallholders and public irrigation investments in Kilombero Valley, Tanzania
Abstract : Smallholders in Tanzania and elsewhere in Africa are increasingly differentiated. This thesis contributes to the empirical and conceptual understanding of the differentiation processes in irrigation by following the internal dynamics among smallholders linked to public investments in improving smallholder initiated small scale irrigation schemes in Kilombero district, Tanzania. READ MORE
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3. The spectral reflectance of coniferous tree stands and of barley influenced by stress : an analysis of field measured spectral data
Abstract : This thesis focuses on the spectral signatures for vegetation. Knowledge about the spectral characteristics of different vegetation types is imperative for an efficient use of existing remote sensing systems, and also to provide guidelines for sensor development. READ MORE
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4. Irrigation with saline water using low-cost drip-irrigation systems in sub-Saharan Africa
Abstract : In the scope of future population support, agricultural productivity, in particular in sub-Saharan Africa, has to increase drastically to meet the UN’s millennium development goals of eradicating extreme poverty and hunger by 2015. Water availability in the root-zone limits crop production in large parts of the developing world. READ MORE
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5. Floodwater harvesting for artificial recharge of groundwater - estimation and prediction for arid Iran
Abstract : Groundwater depletion in arid and semiarid areas is of increasing concern. Increasing water demand due to increasing population and climate change impacts have intensified the water shortage problems and put further stress especially on groundwater. READ MORE