Essays about: "gråsiding"

Found 2 essays containing the word gråsiding.

  1. 1. Pärlugglebeläggning i förhållande till sorktillgång över en klimat-och landskapsgradient

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

    Author : Petra Landström; [2020]
    Keywords : pärluggla; skogssork; gråsiding; åkersork; populationsdynamik;

    Abstract : Smådäggdjur har inventerats i Västerbottens län sedan 1971. Inventeringen genererar bakgrundsdata över populationsdynamik hos smådäggdjur, vilket används för tolkning av populationsförändringar i kringliggande trofiska nivåer. READ MORE

  3. 2. Grey-sided vole and bank vole abundance in old-growth forest patches of different size and connectivity

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

    Author : Niklas Paulsson; [2011]
    Keywords : grey-sided vole; bank vole; habitat patch size; old-growth forest; connectivity; population decline; environmental monitoring; boreal forest;

    Abstract : Vole populations in northern Scandinavia vary in cycles with peaks every third or fourth year as described by the National Environmental Monitoring Programme of small mammals (NEMP). Some vole species have declined in population numbers since the NEMP started in 1971, especially the grey-sided vole (Myodes rufocanus) which is nearly extinct in the forested region. READ MORE