Airborne Fungi in Dwellings for Dairy Cows and Laying Hens
نویسندگان
چکیده
منابع مشابه
Airborne fungi in dwellings for dairy cows and laying hens.
The air of animal dwellings can contain great amounts of bioaerosol composed of dust, bacteria, fungi, and endotoxins. The composition may depend on animal species, building construction, animal accommodation, and microclimate parameters, to name just a few factors. Pathogens contained may be a serious threat to animal and human health.The aim of our study was to analyse the fungi aerosol conte...
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Only healthy laying hens are capable of producing an average of 280 eggs in 1 year of exploitation. Production of consume eggs takes place in intensive housing systems where the laying hens are still mainly kept in cages under controlled conditions. Technical infrastructure and hygiene quality do not guarantee a production atmosphere completely free from pollutants, including potential patholog...
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The bacterium Erysipelothrix rhusiopathiae can infect a wide range of mammals (including humans) and birds. Disease outbreaks (erysipelas) have been considered unusual in chickens internationally, but outbreaks with high mortality and egg production losses have been diagnosed in Swedish laying hen flocks every year since 1998. Different aspects of E. rhusiopathiae infection in chickens were exa...
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A bulk of studies on the assay of gonadotrophic hormone content of the anterior pituitary from the animals in various reproductive conditions has been done. Riley and Fraps(1942b) assayed pituitary glands from chickens in various reproductive stages, judging the gonadotrophic potency by the increment of uterine weights of immature mice, and concluded that glands from non-laying hens produced a ...
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This paper intended to review the lameness in dairy cattle. But it was necessary to have an overview about the hoof anatomical structure, it's growth and overgrowth properties. Most common causes of lameness such as laminitis and its different clinical form or presentation such as sole ulcers, toe ulcers, white line disorders, sole and white linehemorrhages have been reviewed and discussed. ...
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ژورنال
عنوان ژورنال: Archives of Industrial Hygiene and Toxicology
سال: 2009
ISSN: 0004-1254
DOI: 10.2478/10004-1254-60-2009-1970