Essays about: "rotation age"

Showing result 1 - 5 of 44 essays containing the words rotation age.

  1. 1. Effect of stand age on soil respiration in managed vs unmanaged Scots pine stands

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

    Author : Richard Engholm; [2024]
    Keywords : chronosequence; soil respiration; total respiration; autotrophic respiration; heterotrophic respiration; forestry;

    Abstract : How the forests in Sweden and around the world have been, and are still today, managed is a hot debate. The rotation forestry that is commonly used in Sweden has been the focus of debate regarding whether it is a sustainable management method, and whether it should be changed. 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. Interpreting Mental Rotation Performance in Self-Described Aphantasia through Cognitive Penetrability

    University essay from Umeå universitet/Institutionen för psykologi

    Author : Dániel Pénzes; [2023]
    Keywords : mental imagery debate; cognitive penetrability; aphantasia; VVIQ; OSIQ; mental rotation;

    Abstract : Mental images are unique mental representations and the depictive view in the imagery debate states that mental images have similar spatial structures as their corresponding external object. The propositional view, however, contends that beliefs about the external world influence a mental image – also known as the cognitive penetrability theory –, therefore mental images cannot be described in visual terms. READ MORE

  5. 4. 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

  6. 5. Long-term effects of cropping system on red clover proportion and crude protein concentration in mixed leys

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Sanna Bergqvist; [2021]
    Keywords : red clover; Trifolium pratense L; persistence; ley age; Sweden; crop rotation; harvest;

    Abstract : Red clover is an important crop in Sweden, being the most cultivated forage legume in the country. It has a high crude protein concentration and fast establishment, which makes it a welcome addition to a ley mixture. However, red clover is not persistent and generally little remains in the third harvest year. READ MORE