Sökning: "ekologiskt jordbruk"

Visar resultat 1 - 5 av 9 avhandlingar innehållade orden ekologiskt jordbruk.

  1. 1. Towards a Sustainable Food System : Entrepreneurship, Resilience and Agriculture in the Baltic Sea Region

    Författare :Markus Larsson; Rebecka Milestad; Höjer Mattias; Thomas Hahn; Lars Drake; KTH; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Sustainable agriculture; eutrophication; Baltic Sea; entrepreneurship; resilience; sustainable food system; Hållbart jordbruk; övergödning; Östersjön; entreprenörskap; resiliens; hållbart livsmedelssystem; Planering och beslutsanalys; Planning and Decision Analysis;

    Sammanfattning : This thesis compares conventional agriculture and Ecological Recycling Agriculture (ERA) in terms of their environmental and socio-economic effects. Environmental effects include greenhouse gas emissions and energy use, but this analysis focuses on nutrient losses. LÄS MER

  3. 2. On new homes and green lands : Three microeconometric essays as if urban costs and rural sustainability mattered

    Författare :Miquel Correa; Charlotta Mellander; Anna Nordén; Henri L. F. de Groot; Jönköping University; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Sammanfattning : This thesis is structured as a compendium of three self-contained articles, all single-authored. In the first paper, I analyze the effect of a mortgage cap, a policy implemented as a macroeconomic prudential measure by the Swedish Financial Supervisory Authority in 2010, on the likelihood of the young adult population purchasing a house in Sweden. LÄS MER

  4. 3. Biodiversity in Agricultural Landscapes: Landscape and Scale-Dependent Effects of Organic Farming

    Författare :Maj Rundlöf; Biodiversitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Djurekologi; Natural science; Naturvetenskap; Ekologi; Animal ecology; plants; spatial scales; species richness; Ecology; landscape ecology; agri-environment schemes; farming practice; conservation; butterflies; bumble bees;

    Sammanfattning : Declines in the distribution and abundance of many farmland species during recent decades have been attributed to agricultural intensification. Agri-environment schemes are commonly used in Europe to reduce this loss of farmland biodiversity, but their effectiveness may depend on several external factors. LÄS MER

  5. 4. Fertile grounds? : Collective strategies and the political ecology of soil management in Uganda

    Författare :Elina Andersson; LUCSUS; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; political ecology; land degradation; soil fertility; smallholder farmers; collective action; gender; action research; Uganda;

    Sammanfattning : Proceeding from land degradation and soil fertility decline in sub-Saharan African smallholder agriculture and drawing on empirical research with smallholder farmers in Tororo district in south-eastern Uganda (2010-2012), this thesis identifies local collective strategies in response to changing livelihood conditions. In an attempt to co-produce knowledge with a transformative potential, the thesis also illustrates how action research can be employed to envision, implement and evaluate a locally anchored practice to improve soil fertility, namely the use of human urine as a crop fertilizer. LÄS MER

  7. 5. Explaining Agricultural Yield Gaps in Cameroon

    Författare :Yengoh Genesis Tambang; Institutionen för naturgeografi och ekosystemvetenskap; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; agricultural management; agricultural production; Cameroon; crop suitability; food security; small-scale; sub-Saharan Africa; sustainable intensification; vulnerability; yield gaps;

    Sammanfattning : Popular Abstract in Swedish Ökad livsmedelsproduktion utgör ett viktigt steg för att uppnå livsmedelssäkerhet i Kamerun. Under det senaste halvseklet har ökningen av produktionen i huvudsak uppnåtts genom ökad uppodling. LÄS MER