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 16 of 16 for “"Ecological Survey"”.
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An ecological survey of insects of a Pennsylvania farmstead
Thesis (M.S.)--Michigan State University of Agriculture and Applied Science, 1956
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The Validation of Novel Ecological Survey Methods for Use in Describing Harvest Mouse Micromys minutus Autecology
… and tested, which included remote scent surveys using a detection dog and Radio Frequency Identification (RFID) trapping. After validation, RFID trapping was then used to quantify M. minutus movement in fragmented habitats. A preliminary study was carried out which assessed the ability of …
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The status of ecology in the British environmental impact assessment process
… development are assessed. An assessment of the ecological impacts of a development on ecosystems, habitats and species is required under the 1985 European Directive 85/337/EEC, which is implemented in Britain through the 1988 Town and Country Planning (Assessment of Environmental Effects) …
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Crustacea Zooplankton Communities in Icelandic Lakes Comparison Over Time
… were compared using data from two national surveys: the Ecological Survey of Icelandic Lakes (1992–1998) and the Natura Project (2012–2013). Multivariate statistical analyses were applied to assess temporal changes in diversity and composition and to evaluate the influence of environmental …
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Interactions between human industry and woodland ecology in the South Pennines
… from the medieval period onwards. Field survey of case study sites was combined with charcoal analysis from excavated burning platforms, palynology of soil cores, tree ring analysis and ecological survey. This was set within a historical context, particularly focusing on the regional …
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Foodborne pathogens in poultry production and post-harvest control
A comprehensive ecological survey was conducted from April 1997 to June 1999 on four turkey flocks (F5-F8) to identify the preharvest sources of Salmonella colonization. Generic E. coli and total coliforms were enumerated as indicators of fecal contamination in F7 and F8. Turkey cecal and crop …
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Diversity and biogeography of Madagascan bryophytes with an analysis of taxic and functional diversity along an elevational gradient in Marojejy National Park
… context of the bryophytes of Madagascar, an ecologically important but poorly studied group, and the factors affecting epiphytic bryophyte diversity, distribution and assemblage of communities along an elevational gradient in Marojejy National Park, north-eastern Madagascar. Firstly, based on …
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Integrated approaches for monitoring sharks: Leveraging machine learning, big data, and molecular biology
Sharks are ecologically important predators facing severe global declines, yet conservation and management are hindered by data deficiencies in taxonomy, distribution, and abundance. In this dissertation, I develop and integrate complementary technological approaches: machine learning, big data …
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Influences of customary and statutory governance on sustainable use and livelihoods: The case of baobab, Chimanimani District, Zimbabwe
… with the link between customary practices and ecological conservation in Africa as part of a broader debate on governance approaches for natural resource management. To a large extent, this is in response to a growing voice articulating the need to integrate traditional institutions and …
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A quantitative study of the vegetation of dry and dry-mesic sand prairies in Central and Northwestern Illinois
… are likely to be in response to two major ecological factors: moisture and disturbance history. Sites with higher soil moisture typically contained mesic species not found in drier prairies. Since these mesic prairies all lie outside Mason County, soil moisture appears partly to influence …
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The biogeography and trophic roles of coastal marine sponges (Porifera) from the west coast of the North Island, New Zealand: Influences of catchments.
… coastal marine ecosystems globally. While the ecological and biodiversity implications of some of these impacts are well understood, for others there is a need for a greater understanding of the effects of these activities on vulnerable sedentary species. For researchers to pragmatically assess …