Essays about: "carabid diversity"

Found 3 essays containing the words carabid diversity.

  1. 1. Carabidocoenoses and Fragments of Forests : exploring the Carabid Landscape

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

    Author : Simon Heinrich Arns; [2023]
    Keywords : biodiversity; Carabidae; carabid diversity; entomology; Fragmentation; Fragstats; habitat fragmentation; habitat Heterogeneity; landscape; landscape ecology; landscape Heterogeneity; pitfall trap; quantifying fragmentation;

    Abstract : Epigeic ground beetles (Coleoptera: Carabidae) were sampled between 2021-06-28 and 2021-07-09 using pitfall traps in the Swedish counties Värmland and Gävleborg. The structural properties of the landscapes surrounding these points were estimated from the Swedish Environmental Protection Agency’s national land cover databases and the Swedish Forest Agency’s data for all formally protected and high conservation value forests using patch-based configurational metrics. READ MORE

  2. 2. Effects of diversified cropping on arthropod communities

    University essay from SLU/Dept. of Ecology

    Author : Eira Eksvärd; [2022]
    Keywords : carabids; spiders; traits; organic amendments; ley legacy effects;

    Abstract : Även intensiva moderna jordbruk är beroende av ekosystemtjänster som organismer bidrar med såsom biologisk bekämpning av skadedjur. Effekten av biodiversitet på ekosystemprocesser förklaras inte i tillräcklig grad av taxonomisk mångfald, utan beror snarare på mångfalden av funktionella egenskaper bland arterna. READ MORE

  3. 3. Diversitet hos jordlöpare (Col: Carabidae) i hävdade strandnära gräsmarker

    University essay from SLU/Dept. of Crop Production Ecology

    Author : David Isaksson; [2003]
    Keywords : jordlöpare; naturbetesmarker; fallfällor; Harpsund; Nötmyran; Pustnäs; agonum dolens; panageus cruxmajor; chlaenius nigricornis;

    Abstract : The carabid community in moist seminatural grasslands was studied at three different sites in mid-Sweden. Pitfall trapping was carried out during six weeks in spring and early summer 2003. Eight transects, each containing seven pitfall traps, were placed in three different management regimes, either late or continous grazing, or meadow. READ MORE