Search for dissertations about: "Xanthoria"
Found 2 swedish dissertations containing the word Xanthoria.
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1. The genus Xanthoria (Fr.) Th.Fr. in North America
Abstract : The lichenized ascomycete genus Xanthoria (Fr.) Th.Fr. (Teloschistaceae) in continental United States and Canada is revised. READ MORE
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2. Epiphytic lichen responses to nitrogen deposition
Abstract : Nitrogen (N) deposition has increased globally over the last 150 years and further increase is predicted for the future. Nitrogen is an important nutrient for lichens, involved in many processes in both photobiont and mycobiont. However, N can be a stressor, causing many lichens and lichen communities to disappear with increased deposition. READ MORE
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