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 2 of 2 for “"Organochlorides"”.
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Availability of Organochlorides and Accumulation in Populations of Tadarida brasiliensis (Free-Tailed Bat) and Eptesicus fuscus (Big Brown Bat)
<p>Organochlorides were historically effective in controlling a wide range of pests. However, organochlorides have proved to present many problems to the health and welfare of other organisms. Due to these problems, especially declines in wildlife populations, organochlorides were restricted in the …
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Observations on the breeding ecology of burrowing Owls in Saskatchewan
… major threats to burrowing owl populations. Organochlorides recovered from owl carcasses included DDT, DDD, DDE and heptachlor epoxide. Toxic chemicals represent a possible unknown cause of breeding failure or morta1ity. Food habits were determined from 178 pellets. Overall, arthropods …