Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"Reihenuntersuchung"”.
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Eignung unterschiedlicher Monitoring-Methoden als Grundlage zum Risk Assessment für Agrarsysteme : am Beispiel einer biozönologischen Reihenuntersuchung und einer Einzelfallstudie
Two field trial approaches were conducted to show different aspects of Risk Assessment and to derive conclusions for monitoring of biodiversity in arable landscapes. The first study was part of a research project concerning Risk Assessment of genetically modified maize. The second study was …
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Nonresponse-Bias in einem Vorsorgeprogramm zur Früherkennung asbestbedingter Erkrankungen
The objective of the study was to identify the reasons for non-response and differences in the characteristics between non-responder and responder in a screening program of asbestos exposed workers. 5192 former power plant workers were enrolled. They were categorized in risk classes in dependence …