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 5 of 5 for “"Nutria"”.
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Food habits of nutria (Myocastor coypus) at Spring Lake, Hays County, Texas
I investigated the food habits of nutria at Spring Lake from 1998 to 2000 using microhistological analysis of stomach contents. Forty-four nutria were collected during the year. Vegetation surveys were conducted at Spring Lake using the Daubenmire technique to estimate aquatic macrophyte cover. The …
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The Rise and Fall of the Louisiana Muskrat, 1890-1960: An Environmental and Social History
… in order to maintain global demand, but when nutria were released alongside the muskrat, the ecological balance of the marsh was permanently altered. Muskrats shrank back into obscurity, and trappers struggled to embrace the nutria as a substitute. This thesis will trace the Louisiana muskrat …
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Application of disturbance theory to assess impacts associated with a three-dimensional seismic survey in a freshwater marsh in southwest Louisiana
… activities, grazing by Myocastor coypus (nutria), and managed cattle grazing. The 1990's application of three-dimensional (3-D) seismic technology used in the oil and gas recovery business challenged landowners, government regulators, and industry to develop ways to recover these resources …
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Interpretación del ciclo de vida de Barbus sclateri (Pisces: Cyprinidae) en base al estudio de los otolitos y de los ácidos nucleicos
… macroinvertebrados yu superdepredadores, la nutria) (Prenda 1993, Prenda y Granado-Lorencio en prensa). Todo lo anterior lo podemos encuadrar en el grupo de trabajos típicamente extensivos y es ahora el momento de subdividir cada pieza con el de empezar a conocer la autoecología con técnicas …