Essays about: "nest density"
Showing result 1 - 5 of 6 essays containing the words nest density.
-
1. Modelling habitat suitability index for golden eagle
University essay from Stockholms universitet/Institutionen för naturgeografiAbstract : The aim in this study was to develop a model for the probability of finding active golden eagle nests during their breeding season. It was done by using environmental variables derived from expert models which were tested against empirical data. READ MORE
-
2. Hur påverkas skogslevande myror av den introducerade contortatallen?
University essay from SLU/Dept. of Wildlife, Fish and Environmental StudiesAbstract : I Sverige finns det intresse för nyintroducerade trädarter inom skogsbruket s.k. exoter. Exoterna kan påverka skogens biodiversitet negativt. READ MORE
-
3. Bumblebee resource dynamics : a review of foraging and nesting in the agricultural landscape
University essay from SLU/Dept. of EcologyAbstract : 90 % of all plants on earth either benefits or entirely depends on pollination. There are pollinators among families of bees (Apidea), butterflies (Lepidoptera) and birds (Aves). Bees of genus Bombus spp., bumblebees, are especially important and provide pollination service for 80 % of the crops of Europe and many wild plant species. READ MORE
-
4. Villages and valleys: connectivity and land use in Northern Messenia during Middle and Late Helladic periods.
University essay from Uppsala universitet/ArkeologiAbstract : The use of past archaeological survey data for examination of landscape dynamics became very popular during the last decades of the 20th century, when Geographical Information Systems analysis were introduced in archaeology. In the present thesis, past survey data from Northern Messenia’s Middle and Late Helladic periods are combined to the topography and the environment of the region. READ MORE
-
5. Restoration of natural disturbances: impact on distribution and performance of dominant ants (Formica spp.) by fire and gap dynamics
University essay from SLU/Dept. of Wildlife, Fish and Environmental StudiesAbstract : Disturbance regimes caused by fire and wind storms used to be common features in the Swedish boreal forests. However, due to an intense forest management, these events have declined rapidly. READ MORE