Search for dissertations about: "Coleoptera"
Showing result 6 - 10 of 16 swedish dissertations containing the word Coleoptera.
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6. Urban and Rural Environments from Iron Age to Medieval time in Northern Europe : Evidence from Fossil Insect Remains from South-Eastern Sweden and Novgorod, Russia
Abstract : .... READ MORE
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7. Urban and rural environments from Iron Age to Medieval time in northern Europe : Evidence from fossil insect remains from South-Eastern Sweden and Novgorod, Russia
Abstract : This thesis presents and discusses results from studies in of subfossil insect remains of natural and cultural origin. Samples were obtained by coring in sediments or by collection during archaeological excavations. The aim was to reconstruct local environment and climate in rural and early urban situations from Iron Age to medieval time. READ MORE
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8. Effects of forest fire and the ecology of fire-adapted insects
Abstract : Fire is widely recognised for its major impact on boreal forest ecosystems. The altereddisturbance regime due to effective fire suppression and extensive forestry may be a majorthreat to biodiversity.If logging preceded burning, the pyrophilous (Gr. fire-loving) beetle Sericoda quadripunctata failed to reproduce. READ MORE
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9. Community Assembly and Spatial Ecology of Saproxylic Coleoptera
Abstract : Community assembly is the process deciding inclusion/exclusion of species in a developing community. Spatial ecology integrates spatial habitat factors with local biotic interactions within a given patch. I used standardized tree bolts (0.35-1 m long) to sample saproxylic (wood living) beetles in natural and managed forest types. READ MORE
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10. Odor perception in three Coleoptera: molecule, receptor & neuron
Abstract : In this thesis, the sense of olfaction and its links to behavior was studied in the cetoniid chafers Pachnoda interrupta and P. marginata, and the bark beetle Ips typographus. P. interrupta is a pest on sorghum in Ethiopia, and I. READ MORE