Essays about: "Lichen community"
Showing result 1 - 5 of 11 essays containing the words Lichen community.
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1. Relations between tree and habitat characteristics and the epiphytic lichen flora on oak : a case study from Lövön, Bohuslän
University essay from SLU/Southern Swedish Forest Research CentreAbstract : Oak-rich forests and wooded pastures harbor diverse and distinct epiphytic lichen flora with many rare and threatened species. As these habitats have been subject to a substantial decline and degradation over the past centuries, oak woodlands have progressively come into focus for preservation. READ MORE
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2. Long-term Nitrogen Deposition and Recovery of Epiphytic Lichens : Concealed memory and implications
University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskapAbstract : Anthropogenic activities have increased nitrogen (N) emissions. However, higher N deposition is associated with negative fallouts in ecosystems, highlighting the necessity to define its critical load (CLO). Lichens, with their lack of roots, stomata, and cuticles, are helpful air pollution indicators and can be used to establish N CLO. READ MORE
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3. Reindeer Husbandry and Wind Power : Discourses surrounding the construction of IKEA's wind park on Glötesvålen and its local effects on reindeer husbandry
University essay from Malmö universitet/Institutionen för Urbana Studier (US)Abstract : The exploitation of land in Northern Sweden has caused a significant depletion of grazing grounds for semi-domesticated reindeer. This is a threat to the indigenous Sami reindeer herders of Sweden, who rely on the grazing ground in order to sustainably feed their herds. READ MORE
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4. Poplar for biodiversity? : comparison of lichen communities in stands of Balsam poplar, Hybrid larch, Silver birch and Norway spruce
University essay from SLU/Southern Swedish Forest Research CentreAbstract : Due to increasing interest in the use of non-native tree species, more knowledge is needed concerning their effects on biodiversity. In this context, epiphytic lichens were investigated in two stands of non-native tree species (Larix×eurolepis and Populus trichocarpa) and two stands of native tree species (Picea abies and Betula pendula) in a field experiment in southern Sweden. READ MORE
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5. Formulering och utvärdering av renskötselanpassad skogsskötsel med integrerad geografisk information från beteslandsindelning
University essay from SLU/Dept. of Forest Resource ManagementAbstract : Rennäringen och skogsnäringen verkar inom samma geografiska område. För renskötseln är vinterbetet en flaskhals där tillgången till marklavsbete är avgörande. Sedan introduktionen av trakthyggesbruk under 1950-talet i Sverige så har arealen skogsmark av lavtyp (>50% lavtäckning) minskat med 71 %. READ MORE
