Search for dissertations about: "Hymenoptera"

Showing result 1 - 5 of 17 swedish dissertations containing the word Hymenoptera.

  1. 1. Phylogeny and evolution of gall wasps : (Hymenoptera: Cynipidae)

    Author : Johan Liljeblad; Stockholms universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; Insecta; Hymenoptera; Steklar; Hymenoptera;

    Abstract : .... READ MORE

  2. 2. Taxonomical and biological studies of Tephritis species (Diptera) and their parasitoids (Hymenoptera)

    Author : Lars-Åke Janzon; Stockholms universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; Djurparasitologi; Diptera; Hymenoptera; Insekter;

    Abstract : .... READ MORE

  3. 3. Ecology of bumblebees (Hymenoptera, Apidae) in a subalpine/alpine area with special reference to food plant and habitat utilization

    Author : Hans Lundberg; Stockholms universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; bumblebees; Hymenoptera; Apidae; Humlor;

    Abstract : .... READ MORE

  4. 4. Behaviour of Pine Sawflies in Relation to Pheromone-Based Pest Management

    Author : Fredrik Östrand; Biologiska institutionen; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Animal ecology; effective sampling area; mark-release-recapture; climate; longevity; sampling range; Symphyta; Hymenoptera; monitoring; dispersal; polyandry; mating disruption; integrated pest management; behaviour; sex pheromone; Neodiprion sertifer; Diprionidae; Djurekologi; Zoology; Zoologi; Silviculture; forestry; forestry technology; Skogsvetenskap; skogsbruk; skogsteknik;

    Abstract : Pine sawflies (Hymenoptera: Diprionidae) are severe pine defoliators. This thesis investigated sawfly behaviour related to the use of pheromones in integrated pest management, including monitoring with pheromone traps and mating disruption. READ MORE

  5. 5. Systematics of Eucoilini : Exploring the diversity of a poorly known group of Cynipoid parasitic wasps

    Author : Mattias Forshage; Fredrik Ronquist; Göran Nordlander; John Heraty; Uppsala universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; Eucoila; Trybliographa; Eucoilini; Eucoilinae; Figitidae; Cynipoidea; Hymenoptera; phylogenetics; diagnostics; classification; taxonomy; systematic revision; morphology; Systematics and phylogenetics; Systematik och fylogeni; Entomology; entomologi; systematisk zoologi; Systematic Zoology;

    Abstract : Many animal species are still undiscovered, even in Sweden. This thesis deals with the wasps of the subfamily Eucoilinae (of Figitidae, Cynipoidea), a poorly known group of small parasitoids of Dipteran flies. READ MORE