ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 19 potx

... simplification and the aggregation of information into basic parameters. Models allowed a clearer understanding of contaminant influence on the temporal dynamics of populations than afforded by conven- tional, ... crucial to understand the source–sink dynamics of the habitat mosaic populated by a species. Some poor habitats can contain a number of individuals only if a source habitat is...

Ngày tải lên: 18/06/2014, 16:20

... this approach include Cahill et al. (2003), Czub and McLachlan (2004), Gobas and Mackay (198 7), Hickie et al. (199 9), Mackay (197 9, 2001), Mackay and Wania (199 5), and Wania and Mackay (199 5). As ... fugacity-based approach pioneered by Mackay and co-investigators allows contaminant issues to be addressed at remarkably diverse temporal and spatial scales. 8.2.6 PHYSIOLOGICALLY BASED PHAR...

Ngày tải lên: 18/06/2014, 16:20

... al. 199 4), metabolic rate (Danzmann et al. 198 7, Mitton et al. 198 6), metabolic cost (Garton et al. 198 4), and growth rate (Bush et al. 198 7, Garton et al. 198 4, Koehn and Gaffney 198 4, McAndrew ... provided in Table 17.2: aspartate aminotransferase(Aat), adenosine deaminase (Ada), esterase (Est), glycylleucine pep- tidase (gl), hexokinase (Hk), isocitrate dehydrogenase (Icd-I a...

Ngày tải lên: 18/06/2014, 16:20

... that radio- active materials moved between biotic and abiotic compartments and accumulated in food chains was a significant discovery that linked basic and applied ecological research. A readily ... United States, includ- ing Oak Ridge National Laboratory and Savannah River Ecology Laboratory, were associated with nuclear testing facilities and involved the emerging area of radiation ecolo...

Ngày tải lên: 18/06/2014, 16:20

... 32.8) and downstream export of particulate organic material (Cuffney et al. 198 4, Wallace et al. 198 2). Results showed significant variation among leaf species and that litter decom- position was a ... J., Horwatich, J .A. , and Bannerman, R., Influences of watershed, riparian- corridor, and reach-scale characteristics on aquatic biota in agricultural watersheds, J. Am. Water Res. Assoc.,...

Ngày tải lên: 18/06/2014, 16:20

... United States of America on acid-free paper 10987654321 International Standard Book Number-13:97 8-0 -8 49 3-3 35 7-6 (Hardcover) This book contains information obtained from authentic and highly regarded ... understand its parts and also how that level functions as part of a larger whole. This can only be done by simultaneous and thoughtful application of microexplana- tion, holism,...

Ngày tải lên: 18/06/2014, 16:20

... approach drew on a well-established autecological approach and, in this case, produced a reasonable conclusion. They also adopted, with minimal adaptation, a technological paradigm from mammaliam ... in adults in that particular part of the estuary. particular habitat can sustain. As an example, phosphorus might limit the standing crop of a nuisance blue-green algalspecies ina freshwa...

Ngày tải lên: 18/06/2014, 16:20

... Phase I reactions (Slater 198 4). As a final example, enhanced oxidative damage at high metal concentrations occurs due to hydroxyl radical formation. In such a case, more metal ion is available ... translation activities can provide evidence of response to a toxicant. As an example, El-Alfy and Schlenk (199 8) discovered that up-regulation of a monooxygenase in Japanese medaka (Oryzi...

Ngày tải lên: 18/06/2014, 16:20

... soma, they are also relatively unavailable for trophic transfer to grazers, predators, or parasites (Nott and Nicolaiduo 199 3, Wallace and Luoma 2003, Wallace et al. 2003). Let us examine details ... models of Dewanji et al. (198 9), Gart et al. (198 6), Hartley and Sielken (197 7), Moolgavkar (198 6), Moolgavkar et al. (198 8), and Muirhead and Darby (198 7). These models incorporate prob...

Ngày tải lên: 18/06/2014, 16:20

... cerebellum (Acquaah-Mensah et al. 2001). Acrylamide, a chemical contaminant that has been found in some foods, can cause axon damage, producing loss of coordination (ataxia) and skeletal muscle weakness (LoPachin ... 2004), nickel (Pane et al. 2004), zinc (Matthiessen and Brafield 197 3), endosulfan (Saravana Bhavan and Geraldine 2000), the anti-inflammatory drug diclofenac (Trienskorn et al...

Ngày tải lên: 18/06/2014, 16:20