Search for dissertations about: "Bäckman"

Showing result 1 - 5 of 23 swedish dissertations containing the word Bäckman.

  2. 1. Infiltration/Inflow in Separate Sewer Systems - Some Aspects on Sources and a Methodology for Localization and Quantification of Infiltration into Sanitary Sewers caused by Leaking Storm Sewers

    Author : Hans Bäckman; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Abstract : .... READ MORE

  4. 2. Bird orientation: external cues and ecological factors

    Author : Johan Bäckman; Evolutionär ekologi; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; tracking radar; Emlen funnel.; Animal ecology; Djurekologi; oscillatory orientation; roosting flight; scatter; concentration; heading; cue calibration; light dependent; magnetoreception; subcutaneous fat stores; body condition; energetics; geomagnetic field; visual cues; orientation; birds; migration;

    Abstract : Birds are generally capable of accurate orientation. In this thesis I present studies about the external cues and the ecological factors that influences bird orientation. A multitude of environmental cues are used to select and maintain a proper direction. READ MORE

  5. 3. Nitrification and Nitrifying Bacterial Communities in Coniferous Forest Soils : Effects of Liming and Clear-Cutting

    Author : Jenny Bäckman; Wietse de Boer; Linköpings universitet; []
    Keywords : LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

    Abstract : This thesis deals with the effects of liming and clear-cutting on nitrification in hemi-boreal and northern temperate coniferous forest soils. The approach has been to study both the potential nitrification and the community structure of the ammonia-oxidising bacteria, which carry out the first step of autotrophic nitrification. READ MORE

  6. 4. Railway, safety and economics

    Author : Johan Bäckman; KTH; []
    Keywords : ;

    Abstract : .... READ MORE

  7. 5. Serological classification and genetic characterization of clinical isolates of Neisseria gonorrhoeae

    Author : Marianne Bäckman; Karolinska Institutet; Karolinska Institutet; []
    Keywords : Neisseria gonorrhoeae; serotyping; antibiotic susceptibility; plasmid; pilC; auxotyping; fingerprinting; geographical origin;

    Abstract : Neisseria gonorrhoeae is the etiologic agent of gonorrhoea, one of the oldest and most widespread of human infections. The development of methods to characterize the bacterium is of central importance in the control of the disease. One aim of this thesis was to evaluate serotyping of N. READ MORE