Many farmers are very afraid of "African swine fever", today Xiaobian will take you to popularize the knowledge of "Xiaofei".
African swine fever is an acute, hot, high-exposure infectious disease in pigs caused by African swine fever virus infection. African swine fever is not contagious, but it is transmitted from humans.
After the main infection with the African swine fever virus, these symptoms mainly occur: high fever 40.5 ° C - 42 ° C; skin purple, bleeding spots; asymptomatic death; vomiting, feces with blood.
African swine fever was first detected and confirmed in Kenya, East Africa, and after the spread of the epidemic, the incidence and fatality rate can reach 100%.
<h1 class="pgc-h-arrow-right" data-track="5" > African swine fever virus can be transmitted through these routes:</h1>
1. Direct contact between healthy pigs and sick pigs;
2. The remaining garbage, feed, water sources, utensils, etc. of the lunch box contaminated by the virus can also spread the African swine fever virus;
African swine fever virus has a long duration of infectivity. It can survive for several weeks in feces; it can survive for one year in dead pigs; it can survive for several years in frozen meat; it can survive for a long time in meal waste; it can survive for months in cured meat; and it can survive for 3-6 months for meat that has not been cooked at high temperatures.
<h1 class="pgc-h-arrow-right" data-track="5" > how to eliminate the African swine fever virus? </h1>
Scientific research has found that the African swine fever virus is afraid of heat, killing at 56 °C for 70 minutes and 60 °C for 20 minutes
Some commonly used disinfectants also kill African swine fever viruses: bases, hypochlorites, formalin, and o-phenylphenol
If used for disinfection of buildings, wooden structures, cement surfaces, vehicles and related equipment, it is best to use alkalis (sodium hydroxide, potassium hydroxide, etc.), chlorides, phenolic compounds; personnel disinfection can use iodide.
There is no effective vaccine against African swine fever in the world, but the occurrence of African swine fever can be avoided as long as effective preventive measures are taken.
<h1 class="pgc-h-arrow-right" data-track="5" > farms should pay attention to:</h1>
It is strictly forbidden to transfer live pigs from the epidemic area;
It is strictly forbidden to feed pigs with food waste that has not been treated at high temperatures;
Adopt the all-in, all-out feeding method to raise pigs, and establish a strict sanitation and disinfection system;
Improving the biosecurity level of farms;
Do a good job of safety protection to avoid contact between domestic pigs and wild boars;
Strict internal management, production area and living area should be safely isolated, do not eat in the feeding area, reduce the number of direct contact between non-staff and domestic pigs;
In the event of an increase in unexplained deaths and swine fever-like symptoms, promptly report to the local veterinary department;
Once the diagnosis is confirmed, it is necessary to cooperate with the veterinary department to culle all the pigs in the epidemic point, and to treat the sick and dead pigs and the culled pigs harmlessly.
Have you learned all about "Xiaofei"?