Essays about: "Mountain Birch"
Showing result 1 - 5 of 20 essays containing the words Mountain Birch.
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1. Trends in mountain birch seed abundance and its relation to temperature and moth abundance: a ten-year study from Swedish Lapland
University essay from Göteborgs universitet / Instiutionen för biologi och miljövetenskapAbstract : Boreal forest is the world’s largest terrestrial biome. Being one of the most ubiquitous and coldtolerant tree species in Sweden, the mountain birch forms a unique deciduous treeline and marks the forest-tundra ecotone. READ MORE
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2. Reindeer induced changes in vegetation composition and plant traits on a tundra-forest border
University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskapAbstract : Reindeer (Rangifer tarandus) are the most common large herbivores in the arctic. With a habitat spreading over the entire circumpolar region, they can have a substantial effect on plant species composition and ecosystem processes and functions. READ MORE
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3. PLANT MIGRATION AT THE END OF THE WEICHSELIAN GLACIATION : Macrofossil evidence of early coniferous trees at two northern Swedish sites
University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskapAbstract : Studies of vegetation history bring a new incentive to our understanding of plant survival and migration in arctic environments. For decades, environmental research was based on palynological data and these studies created a notion that tree species such as larch (Larix sibirica) and Scots pine (Pinus sylvestris) did not grow in northern Scandinavia at the end of Weichselian glaciation. READ MORE
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4. Phosphorus speciation across elevation and vegetation in soils of the subarctic tundra : A solution 31P NMR approach
University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskapAbstract : In tundra, phosphorus (P) is an important macronutrient for plants and microorganisms. A major fraction of P exists as organic compounds in the topsoil which can be mineralized to bioavailable inorganic P. READ MORE
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5. Naturvård och efterbehandling i Masugnsbyns dolomittäkt
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : Vid all täktverksamhet är miljöarbetet viktigt, och stort fokus läggs idag på efterbehandling av verksamhetsområdet. Ofta är målet att gröngöra området med sprutsådd eller liknande, och ibland eftersträvas att området ska likna omgivningarna. READ MORE