Resultados de búsqueda - "lichen"

Varglav (Letharia vulpina) por Halvarsson, John

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Skogseldens påverkan på epifytiska trädlavar på tall i relation till brandintensiteten por Jonsson, Teresa

“…How these fires affect lichens is largely unknown. The aim of this study is to find out how epiphytic fruticose and foliose lichens on Scots pine are affected by fire, and to elucidate the relationship between fire intensity and the survival of lichens and later re-colonization. …”
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Lavspridning på hyggesbrända hyggen por Persson, David

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Betydelsen av skogens ålder och förekomst av lavar för renars val av vinterbetesområde por Esberg, Victoria

“…This is a study on winter groups, "siida", of semi-domesticated mountain-migrating reindeers that move to lichen pastures in the lowland boreal forests during winter. …”
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Status och hotbild för den oceaniska laven broktagel Bryoria bicolor i sydvästsverige por Sunnanquist, Lena

“…Horse-hair lichen Bryoria bicolor is a red-listed lichen species in the category Vulnerable. …”
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Indirekta effekter på marklavars abundans och diversitet vid ökad kvävehalt i marken : en jämförelse mellan opåverkad och lågintensivt brukad mark por Svanlund, Sara, Wahlgren, Emmelie

“…Lichens are adapted to bright and sparse forests on oligotrophic ground. …”

Ekonomiska effekter för verkställande av överenskommelser i samråd por Palm, Mikael

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Kan minskat lavbete och ett ändrat klimat ha nega-tiva konsekvenser för kalvningsresultat hos renar? por Wärnsberg, Emma

Bottenskikt i förändring por Andersson, Ester, Lind, Simon

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Comparative movement behaviour and habitat selection of semi-domestic herbivore por Sharif, Muhammad Fawad

“…The main reasons for the provision of supplementary feeding are loss of lichen pastures due to modern forestry practices and climate change. …”
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Tekniska möjligheter för artificiell spridning av renlav por Krekula, Karl Johan

“…Soil scarification is a forestry operation which has a negative effect on the occurrence of reindeer lichen. Reindeer lichens are of crucial importance to reindeers and reindeer husbandry, especially in the winter when reindeers primarily feed on different lichen species (Cladina spp. and Cetraria spp.). …”
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Grandödens och andra faktorers effekt på aspens lavflora i Fiby urskog por Dahlberg, Tore

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Formulering och utvärdering av renskötselanpassad skogsskötsel med integrerad geografisk information från beteslandsindelning por Lundström, Adam

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På jakt efter dalanavellaven Umbilicaria subglabra samt klättringens påverkan på lav- och mossvegetationen på Ålandsklipporna utanför Uppsala por Fredriksson, Carl-Johan

“…It was found on the east-facing rock spur, approximately 650 meters above sea-level. The lichen is now red-listed as Regionally Extinct (RE) in Sweden. …”
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Status of supplementary feeding of reindeer in Sweden and its consequences por Persson, Anna-Marja

“…Reindeer husbandry in Sweden is suffering from great challenges, where fragmentation of the landscape and climate change are affecting winter grazing grounds. Lichen availability is seen as the bottleneck for further existence of this livelihood, but supplementary feeding has been used to different extents to compensate for the loss of lichen pastures. …”
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Epifytiska lavar på gran i naturligt fragmenterad naturskog por Hammarström, Ola

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Biltrafikens påverkan på lavfloran : en studie med epifytiska lavar som bioindikatorer av trafikens luftföroreningar längs E4:an norr om Gävle por Segerlind, Daniel

Validering av marklavskartering som underlag för renskötseln por Nutti Pilflykt, Karin

“…This has resulted in even aged forests and denser stands that have a negative impact on the distribution of terrestrial lichens. As a result, it has consequences for the reindeer husbandry, as the main food for the reindeer during the winter consists of terrestrial lichen, such as Cladonia spp. …”
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Extracting fungal DNA from drill- and biofilm samples from wood in logs por Wickander, Niklas

“…Among these lifestyles is a symbiotic lifestyle that has been of importance for lichen forming fungi. The lichens are a polyphyletic group consisting of around 18000 different species. …”
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Environmental variables determining the occurrence of the red-listed Carbonicola anthracophila and C. myrmecina in boreal forests por Grossmann, Fiona

“…In this study the species-substrate relationship of two red-listed forest-fire dependent lichen species Carbon-icola anthracophila and C. myrmecina is investigated as well as the environmental variables determining their occurrence. …”
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