- chronic respiratory disease of poultry
- (CRD) a common respiratory disease of chickens caused by infection with Mycoplasma gallisepticum and marked by distressed breathing, swelling of the face, and nasal discharge.
Medical dictionary. 2011.
Medical dictionary. 2011.
poultry farming — Raising birds commercially or domestically for meat, eggs, and feathers. Chickens, ducks, turkeys, and geese are the birds of primary commercial importance. Guinea fowl and squabs are chiefly of local interest. Though chickens have been… … Universalium
air-sac disease — noun : a serious inflammatory condition of the air sacs of poultry * * * air sac disease «AIR SAK», chronic respiratory disease in domestic fowl … Useful english dictionary
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Poultry farming — Agriculture General … Wikipedia
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infectious disease — Introduction in medicine, a process caused by a microorganism that impairs a person s health. An infection, by contrast, is the invasion of and replication in the body by any of various microbial agents including bacteria, viruses (virus),… … Universalium
animal disease — ▪ non human Introduction an impairment of the normal state of an animal that interrupts or modifies its vital functions. Concern with diseases that afflict animals dates from the earliest human contacts with animals and is reflected… … Universalium
nutritional disease — Introduction any of the nutrient related diseases and conditions that cause illness in humans. They may include deficiencies or excesses in the diet, obesity and eating disorders, and chronic diseases such as cardiovascular disease,… … Universalium
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