Sökning: "främmande trädslag"

Visar resultat 11 - 12 av 12 uppsatser innehållade orden främmande trädslag.

1. 11. Trädslagsinverkan på markvegetationens utveckling i odlingsförsök med tall och contorta

   L3-uppsats, SLU/Dept. of Forest Ecology and Management

   Författare :Anna Nylander; [2008]
   Nyckelord :tall; contorta; markvegetation; täckningsgrad;

   Sammanfattning : In the 1970's it was predicted that in the beginning of the 21st century there would be a timber shortage in Sweden and a large scale introduction of the exotic tree species lodgepole pine started. An introduction of a foreign tree species means a risk of a negative influence on the forests ecosystem. LÄS MER

3. 12. Vegetation succession and biomass production after peat ash and PK-fertilization on the cutaway peatland of Näsmyran in Hälsingland, Sweden

   L3-uppsats, SLU/Dept. of Forest Ecology and Management

   Författare :Stefanie Leupold; [2005]
   Nyckelord :biomass production; afforestation; cutaway peatlands; fertilization; vegetation succession;

   Sammanfattning : By 2010, the total area of cutaway peatlands ready for after use in Sweden is expected to be 3 000 – 5 000 ha. Afforestation of terminated peat cuttings is one of the most favoured after use options and can be suitable for commercial timber production if drainage and nutrition status are taken care of. LÄS MER