منابع مشابه
Effects of off-bottom shellfish aquaculture on winter habitat use by molluscivorous sea ducks
1. Shellfish farming is an expanding segment of marine aquaculture, but environmental effects of this industry are only beginning to be considered. 2. The interaction between off-bottom, suspended oyster farming and wintering sea ducks in coastal British Columbia was studied. Specifically, the habitat use of surf scoters (Melanitta perspicillata) and Barrow’s goldeneyes (Bucephala islandica), t...
متن کاملThe response of ducks to V4 Newcastle disease virus and its transmission to contact ducks and domestic chickens
Experimental infection of Muscovy ducks with V4 strain of Newcastle disease virus was undertaken to determine the response of the ducks to the virus and the possibility of virus transmission to ducks and chickens in village like conditions. Twelve ducks were randomly and equally divided into three groups of control, inoculated and in-contact. Additionally, the chickens were placed into two grou...
متن کاملShellfish Poisoning and Toxins
Shellfish toxins are the most dangerous marine biotoxins, and produced by free living micro-algae. Shellfish toxins are concentrated in flesh, and poisoning occurs when these contaminated shellfish is consumed. They can cause paralytic shellfish poisoning (PSP), diarrhetic shellfish poisoning (DSP), neurotoxic shellfish poisoning (NSP), amnesic shellfish poisoning (ASP) and azaspiracid shellfis...
متن کاملContamination profile of heavy metals in marine fish and shellfish
Rapid industrialization along with advanced agricultural activities led to the contamination in aquatic environment with heavy metals. Heavy metals ultimately pass into human body through having aquatic animals like fish, prawn and crab. In this study, accumulation of heavy metals (zinc, copper, iron, cadmium and lead) in various organs of four commonly consumed fish (Euthynnus affinis...
متن کاملSanitation and Potential Gains from Sanitation Marketing in Ghana
6 Household demand for improved sanitation in developing countries is an important 7 social and behavioral process with implications for public health, sanitation policy and 8 planning, and sanitation design and technology development. This paper develops a 9 behavioral approach to assess household demand for improved sanitation in Ghana. Adoption 10 decision stages of preference, intention, an...
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ژورنال
عنوان ژورنال: American Journal of Public Health and the Nations Health
سال: 1950
ISSN: 0002-9572
DOI: 10.2105/ajph.40.8.923