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Titlebook: Aquaculture in the Ecosystem; Marianne Holmer,Kenny Black,Ioannis Karakassis Book 2008 Springer Science+Business Media B.V. 2008 Aquacultu

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樓主: Reagan
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發(fā)表于 2025-3-23 10:54:10 | 只看該作者
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發(fā)表于 2025-3-23 15:46:32 | 只看該作者
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發(fā)表于 2025-3-23 21:55:00 | 只看該作者
Fish Farm Wastes in the Ecosystem,or management of aquaculture within the European Water Framework Directive is discussed, and it is predicted that the implementation may either result in limited changes (e.g., same practice but outphasing of environmental hazards) or major changes (e.g., ecosystem approach to aquaculture through polycultures) to Scottish regulation.
14#
發(fā)表于 2025-3-23 22:13:00 | 只看該作者
Future Trends in Aquaculture: Productivity Growth and Increased Production,However, with a competitive marketplace not every country, region and species can succeed. Changes in relative productivity will determine where production takes place and the need for low unit costs will likely limit the number of high volume aquaculture species.
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發(fā)表于 2025-3-24 02:43:30 | 只看該作者
e products such as salmon, tuna and shellfish (Chapter 9). The populations of several of these top-carnivore species are seriously compromised and it will be impossible in the future to maintain wild c- tures a978-90-481-7732-5978-1-4020-6810-2
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發(fā)表于 2025-3-24 06:49:26 | 只看該作者
Zeiten des Umbruchs – Zeit zur Reflexionf the interaction of ecological impacts of aquaculture with those of other coastal users, particularly concerning nutrient loading, and modification to biodiversity and species that are important to fisheries. Geographical information systems (GIS) are proven tools for natural resource management an
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發(fā)表于 2025-3-24 12:50:45 | 只看該作者
https://doi.org/10.1007/978-3-531-18675-7 headings: genetic composition of cultured strains compared with wild populations; modes of introduction into the wild; direct and indirect genetic interactions with wild populations/species; consequences of such interactions; establishing the severity of effects of wild/reared interactions with dif
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發(fā)表于 2025-3-24 17:55:13 | 只看該作者
Brigitte Aulenbacher,Birgit Riegrafof FO-containing finishing diets. Such high levels of FO replacement can only be used if essential fatty acid levels are maintained by inclusion of adequate FM levels. Simultaneous reductions in FM . FO will require considerable care if fish health and welfare, as well as product quality, are to be
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發(fā)表于 2025-3-24 22:43:03 | 只看該作者
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發(fā)表于 2025-3-25 00:54:57 | 只看該作者
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