Search for dissertations about: "Natural science"
Showing result 21 - 25 of 8039 swedish dissertations containing the words Natural science.
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21. Development and evaluation of a subunit DIVA vaccine against bluetongue virus serotype 8 in cattle
Abstract : Bluetongue virus (BTV) causes the primarily vector-borne bluetongue disease of ruminants, which poses a permanent threat to Europe since new serotypes and strains are frequently introduced. Vaccination of cattle is essential to control BTV outbreaks. READ MORE
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22. The importance of tree cover for water resources in semiarid West Africa
Abstract : The current paradigm in forest hydrology implies that an increase in tree cover always leads to reduced water yields as a result of increased interception and transpiration (ET) losses. This trade-off theory, in which more trees mean less water, has led to concerns that the establishment of trees in drylands may jeopardize scarce water resources. READ MORE
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23. Interception and storage of wet deposited radionuclides in crops : field experiments and modelling
Abstract : The emission of radionuclides into the atmosphere from various sources, such as nuclear power plant accidents and nuclear bomb explosions, can result in the interception and uptake of radionuclides by crops in the agricultural ecosystem. These radionuclides e.g. READ MORE
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24. Litter decomposing fungi in boreal forests : their function in carbon and nitrogen circulation
Abstract : .... READ MORE
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25. Quantitative genetics of Norway spruce in Sweden
Abstract : Genetic improvement of solid wood and pulp and paper products related wood quality traits are important to increase productivity and value of Norway spruce plantation in Sweden. To incorporate wood quality traits into Norway spruce tree breeding program, genetic parameters of solid wood and fibre traits were investigated in a large Norway spruce population. READ MORE