نتایج جستجو برای: aquaculture techniques

تعداد نتایج: 638453  

2001
Dilip Kumar

If Asia, aquaculture has been primarily oriented towards meeting local food requirements, creating gainful employment opportunities and supplementing family income. As a result, the majority of the sectoral contributors are small farmers. Inputs from research institutions and intra-regional exchange of information have accelerated the pace of development of Asian aquaculture. Large-scale commer...

2018
Stella Tsani Phoebe Koundouri

Aquaculture production can yield significant economic, social, and environmental effects. These exceed the financial costs and benefits aquaculture producers are faced with. We propose a methodology for the development of integrated production models that allow for the inclusion of the socio-economic and environmental effects of aquaculture into the production management. The methodology develo...

2014

In Malaysia, the aquaculture industry, particularly the production of freshwater aquaculture fish, is growing rapidly. Nevertheless, the illegal use of banned antimicrobial agents such as chloramphenicol in aquaculture has become a major concern in relation to the safety of consumers and also the development of drug-resistant strains in bacteria. Driven by those factors, the main intention of t...

Journal: :Environmental management 2013
Sarah E Lehnen David G Krementz

Populations of many shorebird species are declining; habitat loss and degradation are among the leading causes for these declines. Shorebirds use a variety of habitats along interior migratory routes including managed moist soil units, natural wetlands, sandbars, and agricultural lands such as harvested rice fields. Less well known is shorebird use of freshwater aquaculture facilities, such as ...

Journal: :Remote Sensing 2017
Marco Ottinger Kersten Clauss Claudia Kuenzer

We present an earth observation based approach to detect aquaculture ponds in coastal areas with dense time series of high spatial resolution Sentinel-1 SAR data. Aquaculture is one of the fastest-growing animal food production sectors worldwide, contributes more than half of the total volume of aquatic foods in human consumption, and offers a great potential for global food security. The key a...

2006
Donna C Hunter Trevor C Telfer Lindsay G Ross

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.

2018
Honghao Zhao Jianguo Xia Xi Zhang Xugang He Li Li Rong Tang Wei Chi Dapeng Li

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...

2014
Marcela P. Astorga

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 ...

2012
Sarah A. Castine Dirk V. Erler Lindsay A. Trott Nicholas A. Paul Rocky de Nys Bradley D. Eyre

Settlement ponds are used to treat aquaculture discharge water by removing nutrients through physical (settling) and biological (microbial transformation) processes. Nutrient removal through settling has been quantified, however, the occurrence of, and potential for microbial nitrogen (N) removal is largely unknown in these systems. Therefore, isotope tracer techniques were used to measure pote...

2004
Samuel P. Meyers

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...

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