Essays about: "bulk soil"

Showing result 6 - 10 of 53 essays containing the words bulk soil.

  1. 6. Effekter av markstruktur på tryckutbredning och packningsbenägenhet i åkermark : en jämförande fältstudie mellan konventionellt jordbearbetad åkermark och permanent bevuxen åkermark

    University essay from SLU/Dept. of Soil and Environment

    Author : Gabriel Thor; [2022]
    Keywords : markpackning; hållfasthet; markstruktur; marktextur; direktsådd; reducerad jordbearbetning;

    Abstract : Att gårdar blir större är en tydlig trend inom det svenska lantbruket. Med det följer även en större efterfrågan på större maskiner och redskap. Denna rationalisering medför en ökad risk för att åkermarken blir kraftigt packad och därigenom skadad, vilket på sikt kan leda till försämrad bördighet. READ MORE

  3. 7. Impacts of peatland drainage on soil properties : a study of drainage effects on boreal peatlands in northern Sweden

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

    Author : Frederika Klaus; [2022]
    Keywords : Boreal peatlands; Bulk density; Carbon; Greenhouse gas; Isotopes; Nitrogen; Organic matter; Peatlands; Peatland drainage; Peatland restoration;

    Abstract : Peatlands cover approximately 3% of the terrestrial surface on Earth and perform several important ecosystem functions, such as carbon storage and water retention. During the late 19th and early 20th centuries, approximately 2 million hectares of peatlands in Sweden were drained to manage the land for forestry and agriculture. READ MORE

  4. 8. Effekter av upprepad belastning på jorddeformation och stress : fältförsök med upprepad körning i kombination med olika hjullaster på en mellanlera utanför Uppsala

    University essay from SLU/Dept. of Soil and Environment

    Author : Albin Hidén; [2022]
    Keywords : Markfysik; markpackning; tonkm;

    Abstract : Den strukturrationalisering som pågår inom lantbruket har lett till att maskinerna som används blir större och tyngre. Samtidigt medför högre avkastningskrav att fler åtgärder i vissa fall görs och att de görs under mindre gynnsamma förhållanden. READ MORE

  5. 9. Geomechanical testing of non-hardening grout : for determination of flowability and strength properties

    University essay from Luleå tekniska universitet/Geoteknologi

    Author : Axel Barrdahl; [2022]
    Keywords : Non-hardening; Grout; Embankment dam; Repair; Fall cone; Uniaxial Compressive Strength; UCS; Triaxial;

    Abstract : Due to an increasing amount of aging tendencies in Swedish embankment dams, failures such as internal erosion has become a more common problem. Internal erosion is a phenomenon where certain soil material within the embankment dam is removed, often over a longer period of time. READ MORE

  6. 10. The potential for large-scale implementation of biochar in the agricultural sector : a quantitative study on plant growth in light soils and a qualitative study on the agricultural sector’s perception on biochar

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Mathilda Håkansson; Louise Strömberg; [2022]
    Keywords : Transdisciplinary study; Agricultural science; Biochar; Plant growth; Soil properties; Biochar implementation; Perceptions on biochar;

    Abstract : Agricultural activities are collectively one of the largest contributors to accumulation of greenhouse gasses (GHG). At the same time, agriculture is at a risk to be affected extensively by climate change. Concurrently, in conventional agriculture GHG emissions have become inevitable to maintain efficiency. READ MORE