Sökning: "Soil expectation value"

Hittade 4 uppsatser innehållade orden Soil expectation value.

  1. 1. Terrasstabilisering - frostbeständigheten i stabiliserade jordar

    Kandidat-uppsats, Lunds universitet/Utbildningar i Helsingborg

    Författare :Niklas Pettersson; André Blohmé; [2012]
    Nyckelord :terrasstabilisering; frost; bindemedel; beständighet; tryckhållfasthet; Technology and Engineering;

    Sammanfattning : The thesis examines various stabilised soils resistance to frost and to increase understanding in the field. By variation of soil materials, binders and water content, the expectation is to find a link between the various factors and frost resistance. LÄS MER

  2. 2. An economic assessment of stand-level treatments for southern pine beetle prevention

    Master-uppsats, SLU/Southern Swedish Forest Research Centre

    Författare :Nathaniel Naumann; [2012]
    Nyckelord :Southern Pine Beetle SPB ; Soil expectation value; economic risk; SPB;

    Sammanfattning : The Southern Pine Beetle (SPB) (Dendroctonus frontalis) is a native pest of pine trees in the Southeast US. It is the most significant pest of forests in the region (Fettig et al., 2007). LÄS MER

  3. 3. Opportunity costs of forest set-asides in Poland : a case study of Sulechow Forest District

    Master-uppsats, SLU/Southern Swedish Forest Research Centre

    Författare :Piotr Lysiak; [2009]
    Nyckelord :nature conservation ; soil expectation value; forest holding value; opportonity cost; set aside forest areas; Poland ;

    Sammanfattning : Due to the world’s increasing scarcity of different dimensions of biodiversity there is a constant need for finding the right balance between economical concerns and nature conservation in forestry. The management of natural resources requires a good assessment of the productive stand value as well as costs of forgone opportunity. LÄS MER

  4. 4. Behandling av konfliktbestånd : problem och möjligheter

    L3-uppsats, SLU/Southern Swedish Forest Research Centre

    Författare :Staffan Olsson; [2004]
    Nyckelord :eftersatt röjning; gallring; biobränsle;

    Sammanfattning : Overdue cleanings have for a long time been an important topic of discussion within the forestry sector. When stands that have not been pre-commercially thinned are reaching the level of commercial thinning, many problems occur in terms of decision-making and economical outcomes. These types of stands are commonly known as conflict-stands. LÄS MER