Sökning: "grey-sided vole"
Hittade 2 uppsatser innehållade orden grey-sided vole.
1. Pärlugglebeläggning i förhållande till sorktillgång över en klimat-och landskapsgradient
Kandidat-uppsats, SLU/Dept. of Wildlife, Fish and Environmental StudiesSammanfattning : 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. LÄS MER
2. Grey-sided vole and bank vole abundance in old-growth forest patches of different size and connectivity
Kandidat-uppsats, SLU/Dept. of Wildlife, Fish and Environmental StudiesSammanfattning : 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. LÄS MER