Essays about: "lichens"

Showing result 1 - 5 of 75 essays containing the word lichens.

  1. 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 Centre

    Author : Julia Siegel; [2023]
    Keywords : Epiphytic lichens; Tree characteristics; Habitat characteristics; Oak; Biodiversity; Natural values; Light availability;

    Abstract : 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

  3. 2. Effekter av en skogsskötsel som gynnar marklav på svagare marker

    University essay from SLU/Dept. of Forest Resource Management

    Author : Axel Lomander; [2023]
    Keywords : Privata skogsägareLavanpassat skogsbruk; renskötsel; marklav; ; trakthyggesbruk; Heureka planvis.;

    Abstract : Inom renskötselområdet som motsvarar 50% av Sveriges areal har andelen lavmark av lavtyp minskat med 71 procent de senaste 60 åren. Minskningens takt ser ut att avta men lavmark fortsätter ändå att minska. Den främsta anledning till att mängden marklav minskat tros bero på det moderna industriskogsbrukets framfart. READ MORE

  4. 3. REINDEER GRAZING IN A NORTHERN BOREAL FOREST : Seasonal and reindeer-induced changes in nutrient availability and soil temperature

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Agnes Karlsson; [2023]
    Keywords : nutrient availability; soil temperature; reindeer grazing; seasonal nutrient cycling; boreal forest;

    Abstract : Soil nutrient availability is a key component to understanding the boreal ecosystems, as it directly relates to plant productivity and ecosystem diversity. There is however little known about how the nutrient availability changes seasonally in the boreal forest. READ MORE

  5. 4. Tree growth and field vegetation in forest edge zones on a property in southeast Sweden

    University essay from Linnéuniversitetet/Institutionen för skog och träteknik (SOT)

    Author : Pieter van Tongeren; [2023]
    Keywords : tree growth; diversity; field vegetation; edge zones; edge effect;

    Abstract : Summary  In the 1990s a new way of thinking about forestry started. One of the effects of the changing silvicultural practices was that the size of clearcuts became smaller. As the felling areas were reduced in size, the areas where young and older forest meet grew, with this also the occurrence of edge zones increased. READ MORE

  6. 5. Skogens egenskaper på lavmark & dess förändring inom renskötselområdet : baserat på riksskogstaxeringsdata

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Oscar Andersson; Johan Persson; [2023]
    Keywords : Lav; Marklav; Cladonia spp; Lavmark; Renskötselområdet; Renskötsel; Rennäring; Skogsbruk; Skog; Egenskaper; Skogsegenskaper;

    Abstract : Skogsbruket och renskötseln verkar idag på samma marker, vilka nyttjas för råvara och som betesmark. Renskötseln är beroende av skogar med bottenskikt av lav- eller lavrik typ då marklav är en essentiell födotillgång för renen vintertid. READ MORE