نتایج جستجو برای: aquaculture
تعداد نتایج: 10437 فیلتر نتایج به سال:
Executive Summary Introduction • In March 2005 the Institute of Aquaculture, University of Stirling, commenced an R&D contract entitled " Development of a GIS-based tool to assist planning of aquaculture developments ". The project has been part funded by SARF, with additional resource input from the Institute of Aquaculture.
1 Hubei Provincial Engineering Laboratory for Pond Aquaculture, National Demonstration Center for Experimental Aquaculture Education, College of Fisheries, Huazhong Agricultural University, Wuhan, China, 2 Department of Animal Science, Institute of Parasitology, McGill University, Sainte-Ann-de-Bellevue, QC, Canada, 3 Key Laboratory of Health Aquaculture and Product Processing, Hunan University...
In 2012, world mollusk production in aquaculture reached a volume of 15,171,000 tons, representing 23% of total aquaculture production and positioning mollusks as the second most important category of aquaculture products (fishes are the first). Clams and oysters are the mollusk species with the highest production levels, followed in descending order by mussels, scallops, and abalones. In view ...
Aquaculture is a rapidly growing global industry, comprising cultivation of various freshwater and marine species of finfish, shellfish, molluscs, and ornamental fish. By the year 2000, as much as 20% of the world production of fish will be based on aquaculture. Properly formulated feeds are a significant part of successful aquaculture. Carotenoids play a major role in culture of salmonids such...
This paper briefly reviews the use of chemicals to prevent and treat bacterial diseases in aquaculture, and provides a detailed summary of the current state of knowledge on the development of bacterial resistance to antimicrobial agents in fish and shellfish. The topics covered include mechanisms of resistance, resistance of bacterial fish pathogens, resistance to antibacterial agents associate...
Offshore aquaculture is increasingly viewed as a mechanism to meet growing protein demand for seafood, while minimizing adverse consequences on the environment and other uses in the oceans. However, despite growing interest in offshore aquaculture, there appears to be no consensus as to what measures commonly define an offshore site or how effects of offshore aquaculture—relative to more nearsh...
Food security can be defined as “secure access to enough food at all times.” Aquaculture can affect human food security by increasing income and thus enlarging the capacity to purchase food on the market. In this study, however, the primary concern is with the aquaculture product as food, not as a commodity of economic value to its producers and sellers. The major impact of aquaculture’s produc...
Half of the world's edible seafood comes from aquaculture, and the United States (US) government is working to develop an offshore finfish aquaculture industry in federal waters. To date, US aquaculture has largely been regulated at the state level, and creating an offshore aquaculture industry will require the development of a new regulatory structure. Some aquaculture practices involve hazard...
China is facing intense coastal eutrophication. Large-scale seaweed aquaculture in China is popular, now accounting for over 2/3's of global production. Here, we estimate the nutrient removal capability of large-scale Chinese seaweed farms to determine its significance in mitigating eutrophication. We combined estimates of yield and nutrient concentration of Chinese seaweed aquaculture to quant...
THE SCIENCE OF VIRGINIA’S AQUACULTURE FEED PRICES. Brian L. Nerrie, Virginia Cooperative Extension, Virginia State University, Petersburg, VA 23806. Aquaculture feed costs are between 50-60% of the operating expenses. Aquaculture’s growth has resulted from improved knowledge of the nutritional requirements of aquacultured products. Initially nutrients were supplied by natural pond foods, and la...
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