Search for dissertations about: "pest"
Showing result 21 - 25 of 88 swedish dissertations containing the word pest.
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21. Fruit and microbial cues in the behavioural ecology and management of Drosophila suzukii
Abstract : Investigating the factors that determine the behaviour of new pests is essential for understanding, predicting and managing their impact on natural and agricultural ecosystems. The spotted wing drosophila (SWD), Drosophila suzukii (Matsumura; Diptera: Drosophilidae), is a worldwide spreading polyphagous pest of soft fruit and berries. READ MORE
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22. Pea weevil (Bruchus pisorum L.) resistance and genetic diversity in field pea (Pisum sativum L.)
Abstract : Field pea (Pisum sativum L.) is an important source of protein in developing countries like Ethiopia. However, the production of field pea is hampered by invasive pests like the pea weevil (Bruchus pisorum L.). READ MORE
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23. Natural enemies: Functional aspects of local management in agricultural landscapes
Abstract : Agricultural intensification has raised the global food production but also caused major concerns about environmental and health effects, including contamination by pesticides. Pesticide applications may induce toxicity not only on the target pest species but especially on non-target species. READ MORE
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24. Worms, Farms and Schools : Three Essays on Investment Choices in Uganda
Abstract : Quantifying Externalities in Technology Adoption: Experimental Evidence from Ugandan FarmersI investigate how positive externalities contribute to underadoption of agricultural technology among sub-Saharan African farmers. I focus on the adoption of pest-control technologies. READ MORE
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25. Ecology of pollinators, pests and natural enemies in agricultural landscapes : ensuring a sustainable supply of clover seeds
Abstract : The human population and its food consumption continues to grow and the environmental impact of meeting future food demands depends on how we expand the food supply. Already, agricultural intensification has led to biodiversity declines, which in turn can have direct and indirect effects on agricultural production. READ MORE