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The Potchefstroom Koekoek is a South African breed of chicken [1] developed in the 1960s at the Potchefstroom Agricultural College in the city of Potchefstroom by Chris Marais. It was developed by cross breeding a number of other breeds like Black Australorp , [ 2 ] White Leghorn , [ 2 ] and Barred Plymouth Rock to obtain specific ...
Dermanyssus gallinae (also known as the red mite) is a haematophagous ectoparasite of poultry.It has been implicated as a vector of several major pathogenic diseases. [1] [2] Despite its common names, it has a wide range of hosts including several species of wild birds and mammals, including humans, where the condition it causes is called gamasoidosis.
The most prevalent animal in Kenya is chicken. Small numbers rear other types of birds. Some farmers specialise on rearing chickens for meat only (broilers), while others focus on egg production (layers); and yet others specialise in rearing the Kienyeji type (indigenous chickens where both cocks and hens live together). [3]
Illustration of thirty-nine varieties of chicken (and one Guinea Fowl) . There are hundreds of chicken breeds in existence. [1] Domesticated for thousands of years, distinguishable breeds of chicken have been present since the combined factors of geographical isolation and selection for desired characteristics created regional types with distinct physical and behavioral traits passed on to ...
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The disease affects all ages of chickens. The disease can persist in the flock for 2-3 weeks and signs of the disease are seen 1–3 days after infection. Transmission of the disease is through direct interaction, airborne droplets, and drinking contaminated water. Chickens having infection and those carriers contribute highly to the disease ...
Poultry diseases occur in poultry, which are domesticated birds kept for their meat, eggs or feathers. [1] Poultry species include the chicken , turkey , duck , goose and ostrich . [ 1 ]