Search for dissertations about: "Hymenoptera"

Showing result 6 - 10 of 19 swedish dissertations containing the word Hymenoptera.

  2. 6. Hidden Creatures – systematics of the Euphorinae (Hymenoptera)

    Author : Julia Stigenberg; Fredrik Ronquist; Johannes Bergsten; Andrew Austin; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Parasitic wasps; Braconidae; Euphorinae; systematics; phylogeny; molecular taxonomy; cryptic species; evolution; host preferences; identification keys; Systematic Zoology; zoologisk systematik och evolutionsforskning;

    Abstract : Parasitic wasps constitute one of the last remaining frontiers in the charting of animal diversity. The Braconidae is the second most species-rich family of parasitic wasps; the world fauna has been estimated at 40 000 species and the Swedish fauna is believed to include a little more than 2 000 species, 1 200 of which are currently documented. READ MORE

  4. 7. Species-isolating mechanisms in male bumble bees (Hymenoptera, Apidae)

    Author : Bo G. Svensson; Uppsala universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP;

    Abstract : .... READ MORE

  5. 8. Chemical signals and odour-released behaviour in Andrena bees (Hymenoptera, Andrenidae)

    Author : Jan Tengö; Uppsala universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP;

    Abstract : .... READ MORE

  6. 9. A morphological approach to the chemical communication system in Hymenoptera, Aculeata

    Author : Lennart Ågren; Uppsala universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP;

    Abstract : .... READ MORE

  7. 10. Mating structure and nestmate relatedness in primitively social hymenoptera as revealed by microsatellites

    Author : Peter A. Thorén; Uppsala universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Genetics; Genetik; Clinical genetics; Klinisk genetik; Genetics; genetik;

    Abstract : Mating structure and nestmate relatedness have been estimated in social Hymenoptera with different levels of sociality. Microsatellite markers have been developed for both communal bees (Andrena scottica) and for primetively eusocial wasps (Vespula rufa). READ MORE