Current weather changes because the large farm management in place, frequent respiratory disease in pig farms, pig farms to bring a lot of losses.
What are the losses caused by respiratory diseases to the farm? Generally mild respiratory diseases can cause pigs to slow down, feed utilization is reduced, and the ratio of feed to meat is raised. It is a hidden danger for the occurrence of high fever. Once the symptoms are aggravated, it is often mixed with various diseases. The ideal effect is not received, and a large number of pigs will die in serious cases. Therefore, as a farm manager, attention should be paid to the importance of respiratory diseases, which should be controlled from the early stage of the disease to prevent further deterioration and reduce farm losses. The main causes of respiratory diseases are disease and feeding management.
What are the respiratory diseases and their clinical symptoms in pigs:
Swine influenza
Due to sudden climate change, the herd suddenly develops, the whole group is almost simultaneously infected, the body temperature of the sick pig rises to 40.3 ° C ~ 41.5 ° C, sometimes up to 42 ° C; sick pig cough, difficulty breathing, conjunctival flushing, eye and nose outflow Viscous secretions, sometimes nasal secretions with blood; chills and cold, like to drill grass.
Porcine reproductive and respiratory syndrome
This pig disease mainly infects sows and piglets. The symptoms of the piglet are similar to the flu, the sick pig is sleepy, burnout, the body temperature rises to 40 ° C ~ 41 ° C, loss of appetite, sneezing, cough, difficulty breathing, abdominal breathing; some weaned pigs appear as diarrhea after infection, Arthritis, swelling of the eyelids, conjunctivitis, reddening of the ears, spots on the skin; sows do not exhibit respiratory symptoms, which are mainly characterized by reproductive disorders, abortion or premature birth, birth of mummies, stillbirths and sick pigs, stillbirth rate Up to 80% to 100%.
Porcine circovirus disease
Poor growth or stagnation, difficulty breathing, swollen lymph nodes, diarrhea, paleness and jaundice; sometimes seen in sick pigs including cough, fever, stomach ulcers, central nervous system disorders and sudden death, some of which may follow Related to infection.
Porcine pseudorabies
Piglets have obvious symptoms after infection, mainly characterized by conjunctival flushing, tearing, purulent discharge, shortness of breath, coughing, sneezing, abdominal breathing, clearing of nasal discharge, and some foaming at the mouth; common paroxysmal spasm, There is a swimming movement in the circle, doing a dog sitting posture, hoarseness or screaming; more than 1 day to 2 days after the onset of neurological symptoms, the mortality rate is as high as 100%; when the sow suffers from this disease, accompanied by constipation, Anorexia, eyelid edema, difficulty breathing; dead fetuses and weak children; after the pigs are sick, they are often mismatched and have a high rate of return.
Woven Interlining
Woven Interlining，Fusible Woven Interlining，Woven Fabric
Safety Vest,Reflective Material Co., Ltd. , http://www.chsafetyvest.com