Cause: Pigeon paratyphoid is an infectious disease caused by salmonella. Salmonella is usually found in the gastrointestinal tract of pigeons. When the pigeons are malnourished, the feed deteriorates, and the environment deteriorates, this disease is easily induced. The incidence of young pigeons is high. Symptoms: sick pigeon anorexia, often stand alone, do not love activities, bow his head and eyes closed, diarrhea, feathers around the anus is often contaminated by dilute feces. He died on the 2nd day of acuteness, and was thin and was chronic with arthritis. The necropsy shows that the sick pigeon's liver is swollen and there are grey and white necrotic spots. The small intestine has hemorrhagic inflammation. Prevention: Strengthen feeding management, do a good job in environmental sanitation and do a good job in epidemic prevention. Treating drinkable concentrations of furazolidone solution for several consecutive days, or taking or intramuscularly injecting 2 000 units of streptomycin sulfate, 6 times per day, for 6 consecutive days. China Agricultural Network Editor
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