Beware of chronic respiratory disease in chicks

April 29, 2021

Large temperature difference between morning and evening in spring and cold at night, some chicken farmers only pay attention to cold insulation, but neglected the air circulation, or because the density is too high, or because the chicken manure is not cleaned regularly, causing air pollution in the house, sulfur dioxide, ammonia Gas concentration is too large, harmful gases stimulate the tracheal mucous membrane and airbags of chickens, and can easily induce chronic respiratory diseases. Chronic respiratory disease is also called mycoplasma.
1. Clinical symptoms: During the winter and spring, 1 to 2 months old chicks are the most prevalent, diseased chickens have serous and mucus nasal fluids, sneezing, and inflammation will then spread to the lower respiratory tract, causing coughing, breathing, and trachea.戎 (19) 矗 辜涮 辜涮 酶 酶 酶 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 暮笃诒 铮 铮 铮艿 7.4 7.4 7.4 7.4 7.4 7.4 7.4 7.4 7.4 7.4 彼 彼 Ω 司 彼 彼 彼 雎 BR BR BR BR BR BR BR BR BR BR 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼 彼Submucosal sinus mucosal edema, congestion, hemorrhage, sinus a lot of mucus or cheese-like material. There is a transparent to cloudy mucus in the throat and trachea. The change of airbag is the most obvious. The wall thickness of chest and abdomen is thicker and cloudy. The number of light airbags is different from that of yellow beads or yellow foam. The weight of airbags attached to the wall is yellow, such as scrambled eggs. Things. In severe cases, the infraorbital sinus mucous membrane is inflamed, and turbid mucous or cheese-like substances accumulate in the sinus cavity. If the inflammation spreads to the eyes, one or both of the eyes may be swollen and the eyes may have yellow cheese-like substances. If the secondary E. coli infection shows a white translucent cellulose membrane on the heart and liver, it is easy to peel. Diffuse hemorrhage of the intestinal wall, loss of intestinal mucosa, thinning of the intestinal wall, or scattered hemorrhagic patches on the intestinal wall, which resembles floral fabrics. There are undigested feed particles in the intestine. In severe cases of E. coli, the undeveloped fallopian tubes of young chicks have thick, yellow-white cheese-like substances of varying thickness.
3. Prevention and cure: (1) While doing a good job of keeping the chicken house warm, do a good job inside the house and pay attention to ventilation to reduce the content of harmful gases in the house. (2) After the onset of the disease, compound drugs such as spectinomycin and lincomycin, tilmicosin, erythromycin, and Zhiyuanjing were used to control the disease. (3) Prevention The vinegar can be used to heat the fire, the steam emitted can purify the indoor air, or use Chinese herbal medicine fumigation, can effectively prevent the occurrence of chronic respiratory diseases.

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