Cause high fever in pigs and no purple spot disease on the skin

1. Japanese Encephalitis: the body temperature of diseased pigs is 40-41 ℃, molars, circles, visual impairment, blind collision. The sow miscarried, the boar orchitis, and gradually shrank and hardened, losing the ability to mate. Antiviral preparations such as adamantane and ribavirin should be used in treatment and drug prevention together with interferon, heat-clearing and detoxifying traditional Chinese medicine preparation and antipyretic sedation preparation. two。 Pseudorabies: most of the piglets were 1-4 weeks old, and the symptoms of piglets over 60 days old were mild. The body temperature is 41-42 ℃, and he is excited at the beginning of the illness.