Symptoms and Prevention of Classical Swine Fever

Classical swine fever is a highly contagious infectious disease with a high fatality rate and countless losses to the pig industry in various countries, especially for some pig farms. Although it has been slowly brought under control, it has not been completely eliminated, and the danger remains. Today, the editor will introduce to you the symptoms, prevention and treatment of classical swine fever.

1. Current situation

Classical swine fever has been ravaged on all continents except that there is no epidemic in North America and Oceania. Now classical swine fever has been controlled by most countries, there is no large-scale occurrence, the disease is also relatively slow. However, in some local areas, the prevalence of classical swine fever is still very high, the incidence of big pigs has decreased, but the incidence of piglets has increased. The onset period of classical swine fever is unstable, and it is possible in all seasons, especially in spring.

2. Causes of epidemic

Classical swine fever virus is changeable, has a strong resistance to the immune system, and is difficult to be eliminated. as pig house breeding pigs and piglets, big pigs and piglets all live together, it is difficult to find a suitable immunization period in the process of implementing the immunization program for pigs. The dirty environment of the pig house leads to the reproduction of the virus and does not clean up correctly with the operating system. Some problems such as untimely cleaning and disinfection and not paying attention to sick pigs are the reasons for the spread of classical swine fever virus.

3. Symptoms

In the early stage of the onset of classical swine fever, symptoms vary, some sick pigs are mentally ill, do not eat, body hair becomes rough, body temperature will be higher than 40 degrees, and some will turn white. Some will produce neurological disorders, some limbs are weak, unable to stand, lame, etc., some breathing loudly, like to gather in groups, runny nose, sneezing. Some feces are dry and sparse, sows miscarry, faeces stink, and so on, this series are symptoms of classical swine fever.

4. Prevention and treatment

Whenever the change of season, the use of distemper blood resistance and Qingwen Baidu powder mixed with feed for half a month to prevent. If sick pigs are found, diseased pigs should be isolated immediately and pig houses should be disinfected with iodine preparations. Inject distemper blood antibody and blog mixed injection into diseased pigs, add baking soda to drinking water and feed, and make sick pigs drink multi-dimensional after normal feces. Use cecropin and prophylaxis according to the therapeutic dose for a week, and use the preventive dose for half a month.

Classical swine fever is the most severe and highly contagious of all pig diseases. Once sick pigs are found, they must be dealt with in time, otherwise sick pigs can be transmitted to all pigs within a week, and sick pigs will die within 2-3 weeks. In fact, for now, as long as the hygiene of good pig houses and the prevention of pig herds are ensured, the possibility of classical swine fever will be much lower. Try to keep the incidence to a minimum.