Search for dissertations about: "studies on coffee"

Showing result 1 - 5 of 40 swedish dissertations containing the words studies on coffee.

  2. 1. Fungal disease dynamics, genetic variation and biodiversity-yield relationships : — a study along a gradient of coffee management in southwestern Ethiopia

    Author : Beyene Zewdie Hailu; Kristoffer Hylander; Ayco J.M Tack; Jacques Avelino; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Armillaria root rot; biodiversity; biodiversity-yield trade-offs; coffee; Coffea arabica; coffee berry disease; coffee leaf rust; coffee wilt disease; coffee yield; genetic composition; genetic diversity; hyperparasite; management intensity gradient; southwestern Ethiopia; Plant Ecology; växtekologi;

    Abstract : Intensification of agricultural systems is a major threat to the associated biodiversity and could also affect the dynamics of pests and pathogens. One such system that is currently under an intensification trajectory is the production of Arabica coffee. READ MORE

  4. 2. Costa Rican coffee and bananas : A social-ecological study of management practices and their effects on the environment

    Author : Angelina Sanderson Bellamy; Micheal Tedengren; Charles Francis; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Costa Rica; coffee; banana; production system; pesticides; organic; conventional; Rainforest Alliance certification; Biology; Biologi; marin ekotoxikologi; Marine Ecotoxicology;

    Abstract : This thesis investigates the variability in management practices on coffee and banana farms in an attempt to identify practices that reduce the environmental impact of export crop production. Different banana production systems are studied to determine their level of environmental impact. READ MORE

  5. 3. Epidemiological studies on colorectal cancer : Some design issues and analytical considerations

    Author : Mats Fredriksson; Bengt Järvholm; Linköpings universitet; []
    Keywords : MEDICINE; MEDICIN;

    Abstract : Determinants of colon and rectal cancer have been studied in two case-control data sets, one from the north of Sweden, i.e., Norrland, and the other from the county of Östergötland. READ MORE

  6. 4. Coffee and gene interaction. The effect on methionine and lipid metabolism

    Author : Elisabeth Strandhagen; Göteborgs universitet; []
    Keywords : coffee; homocysteine; cholesterol; folate; pyridoxine; MTHFR; APOE; gene; polymorphism; interaction;

    Abstract : Background: Different dietary factors influence the risk of coronary heart disease (CHD), most likely in an interaction with genetic polymorphisms. The knowledge about such interactions is insufficient. Some observational studies have shown an association between coffee and CHD, others have not. Coffee consumption affects some CHD risk factors, e. READ MORE

  7. 5. The Political Economy of Structural Adjustment. The Case of Cotton, Coffee and Maize Production in Arumeru and Geita District, Tanzania

    Author : Jonas Ewald; Björn Hettne; Sweden University of Gothenburg; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Structural Adjustment Program; International Political Economy; development; development theory; inclusive growth; rural development; agricultural development; local level; globalization; Tanzania; Geita; Arumeru; Cotton; coffee; Maize; Freds- och utvecklingsstudier; Peace and Development Studies;

    Abstract : This licensiate thesis is based on a number of fieldworks in Arumeru and Geita district during the years 1992-1996, as well as on national level in Tanzania. The aim was to study how the SAPs have affected local level economies, with a specific focus on cash crop (coffee and cotton) vs food crop production, as well as social service provision on local level with a focus on the quantity and quality of health and education. READ MORE