Sökning: "resource competition"

Visar resultat 1 - 5 av 118 avhandlingar innehållade orden resource competition.

  1. 1. Interplay Between Environment and Genes on Morphological Variation in Perch – Implications for Resource Polymorphisms

    Detta är en avhandling från Uppsala : Acta Universitatis Upsaliensis

    Författare :Jens Olsson; Uppsala universitet.; [2006]
    Nyckelord :Ecology; Perch; Resource polymorphism; Genetic differentiation; Phenotypic plasticity; Morphology; Competition; Character divergence; Behavior; Growth rate; Resource level; Gut lenght; Ekologi;

    Sammanfattning : Recent research has suggested that individual specialization within populations could be substantial and more common than previously acknowledged. Eurasian perch is one of many species of fish in lakes of postglacial origin that displays a morphological and dietary variation tightly coupled to the littoral and pelagic habitats of the lake. LÄS MER

  2. 2. Competition in caddis larvae

    Detta är en avhandling från Uppsala : Acta Universitatis Upsaliensis

    Författare :Göran Englund; S. Kohler; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Agrypnia pagetana; Arctopsyche ladogensis; emigration; fighting behaviour; habitat selection; Hydropsyche siltalai; Hydropsychidae; immigration; predation; resource competition; sequential assessment game;

    Sammanfattning : This thesis deals with behavioural strategies used by caddis larvae in pairwise contests and when selecting microhabitats. Effects of caddis larvae on survival and habitat selection of other insect taxa have also been studied. LÄS MER

  3. 3. Logistics-based Competition A Business Model Approach

    Detta är en avhandling från Institutionen för ekonomisk och industriell utveckling

    Författare :Tobias Kihlén; Mats Abrahamsson; Daniel Kindström; Andreas Norrman; [2007]
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; logistics-based competition; business model; logistics strategy; strategy; logistics; SOCIAL SCIENCES Business and economics; SAMHÄLLSVETENSKAP Ekonomi;

    Sammanfattning : Logistics is increasingly becoming recognised as a source of competitive advantage, both in practice and in academia. The possible strategic impact of logistics makes it important to gain deeper insight into the role of logistics in the strategy of the firm. LÄS MER

  4. 4. An economic study on forest resource competition How market imperfections and increased competition affect woody feedstock markets

    Detta är en avhandling från Luleå : Luleå University of Technology

    Författare :Elias Olofsson; Robert Lundmark; Nicklas Forsell; [2018]
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economics; Nationalekonomi;

    Sammanfattning : Forestry and forest industry sectors have vital roles in the economy, both on a national and regional level. Due to the significant role of these sectors on the economic system, it is important to understand how competition issues impact market outcomes. LÄS MER

  5. 5. Biomass in the energy system : resource requirements and competition for land

    Detta är en avhandling från Luleå : Luleå University of Technology

    Författare :Göran Berndes; [2001]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; food; bioenergy; scenario; Biomass; competition; scarcity; land; energy balance; net energy; water; biofuel; climate change; labor;

    Sammanfattning : .... LÄS MER