Essays about: "pinus"

Showing result 21 - 25 of 269 essays containing the word pinus.

  1. 21. Comparison of native and introduced tree species in a range from low to high productivity sites in southern Sweden

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Gailene Brazaityte; [2023]
    Keywords : introduced tree species; low productivity sites; moderate productivity sites; high productivity sites; Picea abies; Pinus sylvestris; Betula pendula; Picea glauca; Picea mariana; Picea sitchensis; Pinus contorta; Pseudotsuga menziesii; Abies grandis; Populus balsamifera; Larix x eurolepis; Populus tremula × Populus tremuloides;

    Abstract : The dilemma of climate change, biodiversity conservation and economic efficiency in nowadays forestry leads us to search for the new solutions. Introduction of non-native tree species becomes a more frequently explored field as a solution for the future problems. READ MORE

  3. 22. Long-Term Results of a Field Experiment in Conifer Mixed Regenerations

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Hammed Abiola Adekunle; [2023]
    Keywords : regeneration; Drettinge method; Scots pine; Norway spruce; Clearcut; Shelterwood;

    Abstract : A national regeneration experiment was established across the boreal forest of Sweden. This study presents the regeneration results of the combination method, the so-called Drettinge method, which aims to evaluate the establishment of mixtures of naturally regenerated Scots pine (Pinus sylvestris L.) and planted Norway spruce (Picea abies L. Karst. READ MORE

  4. 23. Minskande senvuxenhet på produktiv skogsmark i Norrland : implikationer för vedlevande organismer och betydelsen av myr- och bergimpediment

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Tyr Nilsson; [2022]
    Keywords : Slow-grown trees; growth rate; ring width; pinus sylvestris; picea abies; low-productive forests; mires; rocky outcrops; swedish NFI;

    Abstract : Senvuxen ved är ett viktigt substrat för vissa vedlevande organismer på grund av en långsam nedbrytning och låg konkurrens. Tillväxtförhöjande åtgärder inom skogsbruk, liksom ökande temperaturer, kan ha orsakat en minskning av senvuxen ved under den senare halvan av 1900-talet. READ MORE

  5. 24. The ability to create mixed stands by planting Norway spruce and Scots pine every second row

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Eva Higgins Andersson; [2022]
    Keywords : Local site index; seedlings every second row; regeneration; biodiversity; climate change; establishment;

    Abstract : Swedish forests primarily consist of Scots pine (Pinus sylvestris L.) and Norway spruce (Picea abies (L.) Karst.). READ MORE

  6. 25. Hyggesfritt skogsbruk i boreal skog – tidsstudie och kostnader för föryngringsåtgärder vid luckhuggning i ett tallbestånd i Vätteskogen, Skinnskatteberg

    University essay from SLU/School for Forest Management

    Author : Niclas Segerfur; [2022]
    Keywords : markberedning; plantering; sådd;

    Abstract : I Sverige är trakthyggesbruket den dominerande metoden inom skogsbruket, men intresset för hyggesfria alternativ ökar ständigt. Luckhuggning är en hyggesfri avverkningsmetod speciellt lämpad för pionjärträdslag som tall. READ MORE