Search for dissertations about: "pinus sylvestris"

Showing result 1 - 5 of 85 swedish dissertations containing the words pinus sylvestris.

  1. 1. The isozyme technique - a short-cut to the genes of our forest trees? illustrations using Pinus sylvestris L

    University dissertation from Umeå : Umeå universitet

    Author : Dag Rudin; Umeå universitet.; [1977]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : .... READ MORE

  2. 2. Pathogens and other threats to Pinus contorta in northern Sweden

    University dissertation from Umeå : Umeå universitet

    Author : Margareta Karlman; Umeå universitet.; [1984]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Pinus contorta; Pinus sylvestris; provenance; weather damage; vole damage; parasitic fungi; Gremmeniella abietina; Phacidium infestans; Sweden;

    Abstract : The background to the large-scale planting of Pinus contorta in northern Sweden is reviewed with an account of the distribution and characteristics ofPi nus contorta within its natural range in western North America. The threatsto successful planting of exotics are discussed in relation to the historicalbackground. READ MORE

  3. 3. Effects of methyl jasmonate on chemical defenses of conifer seedlings in relation to feeding by Hylobius abietis

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Lina Lundborg; KTH.; [2016]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Pinaceae; Pinus pinaster; Pinus radiata; Pinus sylvestris; Picea abies; Thaumetopoea pityocampa; Hylobius abietis; Needles; Phloem; Feeding; Vaccination; Priming; Methyl jasmonate; Aromatics; Phenolics; Monoterpenes; Pinaceae; Pinus pinaster; Pinus radiata; Pinus sylvestris; Picea abies; Thaumetopoea pityocampa; Hylobius abietis; Barr; Floem; Ätning; Vaccinering; Metyljasmonat; Aromater; Fenoler; Monoterpener; Kemi; Chemistry;

    Abstract : The chemical elicitor methyl jasmonate (MeJA) could replace insecticides in Europe and Asia for protection of young conifers against the pine weevil (Hylobius abietis). This thesis mainly focuses on the effects of MeJA treatment on chemical defenses of conifers from seedling batches with documented field resistance. READ MORE

  4. 4. Chemodiversity and Functions of Monoterpene Hydrocarbons in Conifers

    University dissertation from Stockholm : Kemi

    Author : Monika Persson; KTH.; [2003]
    Keywords : Conifers; Picea abies; Pinus sylvestris; Pinus yunnanensis; Pinus armandii; monoterpenes; enantiomeric composition; correlations; chemotaxonomy; two-dimensional gas chromatography; induced stress; Tomicus piniperda; Leptographium wingfieldii;

    Abstract : .... READ MORE

  5. 5. Foliar fungi of Scots pine (Pinus sylvestris)

    University dissertation from ; Department of Forest Mycology and Plant Pathology, Swedish University of Agricultural Sciences

    Author : Hanna Millberg; Sveriges lantbruksuniversitet.; [2015]
    Keywords : LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : Scots pine (Pinus sylvestris) is an ecologically and economically important tree species in Fennoscandia. Scots pine needles host a variety of fungi, some with the potential to profoundly influence their host. These fungi can have beneficial or detrimental effects with important implications for both forest health and primary production. READ MORE