Search for dissertations about: "Louise Karlberg"

Found 3 swedish dissertations containing the words Louise Karlberg.

  2. 1. Modelling Transpiration and Growth of Salinity and Drought Stressed Tomatoes

    Author : Louise Karlberg; KTH; []
    Keywords : water-use efficiency; osmotic effect; ion toxicity; semi-arid;

    Abstract : Irrigation with saline waters is an agricultural practicethat is becoming increasingly common as competition for freshwater increases. In this thesis the mechanisms behind salinityand drought stress has been studied using data from fieldexperiments in combination with a modelling tool, theCoupModel. READ MORE

  4. 2. Irrigation with saline water using low-cost drip-irrigation systems in sub-Saharan Africa

    Author : Louise Karlberg; Per-Erik Jansson; Reinder Feddes; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Ecology; Water use efficiency; Radiation use efficiency; Management techniques; Modelling; Tomato; Ekologi; Terrestrial; freshwater and marine ecology; Terrestisk; limnisk och marin ekologi;

    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

  5. 3. Intensifying Agricultural Water Management in the Tropics : A cause of water shortage or a source of resilience?

    Author : Yihun Dile; Johan Rockström; Louise Karlberg; Mekonnen Gebremichael; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Water harvesting; Climate change; Climate variability; Multi criteria evaluation; SWAT; CN; sub-Saharan Africa; Upper Blue Nile; Lake Tana basin; naturresurshushållning; Natural Resources Management;

    Abstract : Frequent climatic shocks have presented challenges for rainfed agriculture in sub-Saharan Africa. Appropriate water management practices are among the solutions to the challenges. The role of water harvesting in achieving sustainable agricultural intensification and specified resilience was explored. READ MORE