Search for dissertations about: "plant community"
Showing result 1 - 5 of 196 swedish dissertations containing the words plant community.
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1. Snowbed Biocomplexity: a Journey From Community to Landscape
Abstract : .... READ MORE
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2. Grassland restoration : Connectivity, plant community change and cows
Abstract : The ecological significance of semi-natural grasslands is high because these habitats provide a home for a diverse flora and fauna and support a range of associated ecosystem services. Due to large-scale land-use changes the extent of grassland habitat has declined. READ MORE
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3. Herbivory and plant community structure in a subarctic altitudinal gradient
Abstract : The object of this thesis was to study plant community structure, especially in relation to vertebrate herbivory, in an altitudinal gradient in the Fennoscandian mountain chain.A sowing experiment in a high alpine Ranunculus glacialis population showed that seeds germinated better in cleared microsites than under established individuals. READ MORE
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4. Plant community assembly in grazed grasslands
Abstract : Species assembly into local communities from the surrounding region can be caused either by species failure to reach the site (i.e. seed limitation) or to establish (i.e. READ MORE
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5. Herbivores influence nutrient cycling and plant nutrient uptake : insights from tundra ecosystems
Abstract : Reindeer appear to have strong positive effects on plant productivity and nutrient cycling in strongly nutrient-limited ecosystems. While the direct effects of grazing on vegetation composition have been intensively studied, much less is known about the indirect effect of grazing on plant-soil interactions. READ MORE