How African classical swine fever is caused
In this year's breeding industry, African classical swine fever is definitely the most eye-catching topic, and many people who have raised pigs for more than a decade have said that they have never seen such a serious epidemic and caught farmers by surprise. Let's take a look at how African classical swine fever is caused.
How African classical swine fever is caused
African classical swine fever is caused by African classical swine fever virus (ASFV) of the African classical swine fever virus genus of the African classical swine fever virus family. It is an acute, intense, highly contagious disease of pigs and wild boars, with a high morbidity and mortality of up to 100%. Its symptoms and pathological changes are very similar to classical swine fever. It is called African classical swine fever because it originates in Africa. It is now endemic in some parts of Africa, Europe and Latin America.
African classical swine fever (Africanswinefever,ASF) is a severe infectious disease of pigs caused by African classical swine fever virus (Africanswinefevervirus,ASFV). Pigs of all ages are susceptible, with up to 100% morbidity and mortality. African classical swine fever virus belongs to the order DNA, African classical swine fever virus family, African classical swine fever virus genus, is a double-stranded DNA virus.
The mature ASF virion of African classical swine fever virus is icosahedral symmetry with a diameter of about 200nm, which is composed of virus genome, inner core shell, intima, capsid and envelope from inside to outside.
How did African classical swine fever spread to China?
African classical swine fever is an acute, hemorrhagic and severe infectious disease caused by African swine fever virus infecting domestic pigs and various wild boars (African wild boar, European wild boar, etc.). It was first introduced into China in August 2018, and up to March this year, officials reported a total of 112 outbreaks.
The above is the editor of Tuliu.com to introduce to you how African classical swine fever is caused. For more hot knowledge, please pay attention to Tuliu.com.
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Is there any self-healing of African classical swine fever?
Some time ago, an African classical swine fever swept through China, which had a certain impact on people's economy, and many pigs died of this virus. Then there was a big drop in pork prices, and no one was interested in pork in many places. So is there any self-healing of African classical swine fever? There are African classical swine fever
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What is the route of transmission of classical swine fever?
Classical swine fever, commonly known as intestinal rotting fever, only infects pigs under natural conditions. Pigs of different ages, genders, breeds and wild boars are susceptible and can occur all year round. What are the routes of transmission of classical swine fever? How to prevent it? What are the symptoms? What are the transmission routes of classical swine fever
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