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Prevention of Respiratory Diseases The clinical manifestations of porcine respiratory diseases are pneumonia symptoms. The pigs develop coughing, increased eye and nose secretions, increased respiratory rate, elevated body temperature, depressed spirit, loss of appetite, slow growth, or stagnation. pig. Porcine respiratory disease syndrome is usually caused by porcine reproductive and respiratory syndrome virus, pseudorabies virus, swine flu virus, Actinobacillus pneumoniae, porcine circovirus type II or one or more species or mycoplasma first invading the respiratory tract of pigs. The respiratory defense barrier, and then a variety of airborne pathogens, such as Pasteurella multocida, Streptococcus, Haemophilus parasuis, Borrelia bronchiseptica, etc., can easily enter the respiratory tract and lungs, resulting in secondary Mixed infection. The disease mostly occurred in nursery pigs and finishing pigs aged 6 to 8 weeks, causing serious economic losses to the pig industry. Immunization should be done for vaccines against pseudorabies and blue-ear disease, and drugs should be used to control infections such as mycoplasma and Haemophilus parasuis.
Pay attention to keeping the warmth of the pig house warmer, timely repairing the destroyed house, and affixing a plastic film, and carefully checking the pig house for water leakage, whether there is a thieves wind attack, etc. In addition, pay attention to ventilation while strengthening warmth, prevent the stimulation of porcine respiratory tract by harmful gases, and properly increase the supply of pig energy feed.
The sudden drop of temperature in the farm requires three things to be done
Beware of viral diseases Winter seasonal diseases such as influenza, diarrhea, transmissible gastroenteritis, and asthma are more frequent. It is imperative to immunize with important vaccines such as epidemic diarrhea and infectious gastroenteritis secondary vaccines and swine fever, and to control the immunosuppressive diseases on farms.