Essays about: "skalbagge"

Found 4 essays containing the word skalbagge.

  1. 1. Saproxylic beetles in Populus tremula fauna depots - how do you construct the best depot?

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Simon Selberg; [2019]
    Keywords : aspen; populus; tremula; saproxylic; beetle; fauna; depot; species; richness; abundance; diversity; cwd; course; woody; debris; forest; asp; populus; tremula; vedlevande; skalbagge; fauna; depå; art; mångfald; diversitet; död; ved; cwd; skog;

    Abstract : The biodiversity of saproxylic organisms and in the case of this study, saproxylic beetles, is dependent on the amount and quality of course woody debris (CWD) in the environment. Over the past decades the quantity of CWD in Swedish forests has increased, yet the quality has decreased, forests are managed and exploited, and old-growth forests are rarer. READ MORE

  3. 2. Survey-studie på Hyllonox och Woodcoat

    University essay from SLU/School for Forest Management

    Author : Anton Broman; Rasmus Johansson; [2019]
    Keywords : Snytbagge; Beläggningsskydd; Skogsplantor;

    Abstract : The pine weeil (Hylobius abietis) is a beetle that eats bark on smaller plants, which can cause plants to die in the event of severe attacks. Without increased protection measures, up to 90 per cent of the plants are estimated to die in the pine weeil reared areas in southern and central Sweden. READ MORE

  4. 3. Habitat preference and dispersal of a sandassociated beetle, Apalus bimaculatus

    University essay from SLU/Dept. of Ecology

    Author : Lina Ahlbäck; [2010]
    Keywords : Apalus bimaculatus; management; habitat quality; metapopulation; phoresy; dispersal; Colletes cunicularius;

    Abstract : Species that have a high degree of specialization and poor dispersal ability can be more prone to extinction than more generalist species and good dispersers. How these species traits affect the viability of populations is dependent on landscape factors,such as isolation and connectivity. Additionally, interactions between species (e.g. READ MORE

  5. 4. Jätteträd : inventering, bevaring, skötsel samt rekrytering

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Christian Holst; [2008]
    Keywords : jätteträd; management; konservering; bok; ek; biodiversitet;

    Abstract : During the summer of 2007 I was employed by Högestad Christinehofs Förvaltning AB. My main task was to make an inventory of giant trees at the estate. Högestad and Christinehof,which with their total possession of 13 000 ha of land is the biggest estate in Scania. A giant tree is a tree with a diameter in breast height more then 1 meter. READ MORE