Classical swine fever.

, also known as swine cholera

, the temperature of the pig body rose to
40-42 degrees C
and persisted. Loss of appetite or stop eating, depressed, sleeping, chilling, lying in a pile or drilling grass nest. Standing walking, arched back bending, limbs weak, slow movement, unstable swinging, eye conjunctivitis redness, pus secretions, constipation, and then diarrhea. The root of the ear, abdomen, the inside of the limbs, etc. have a purple-red bleeding point that does not fade.


The lesions

: swollen lymph nodes throughout the body, bleeding around, red and white mixed with marble. The kidney color becomes lighter and the surface has needle-sized bleeding points. The spleen is swollen, bleeding, and the edges have hemorrhagic infarction protruding from the surface. Chronic cases have button-like ulcers in the mucous membranes of the large intestine back-blind.


Prevention

: prevention-oriented.


1. The

strengthen day-to-day management and improve sanitation.


2.

regular vaccinations can increase the dose of the vaccine (
2-4
head
/
head) in order to eliminate interference from the mother
antibody
.


3.

swine fever in the event of a swine fever outbreak, a large dose (
10-15
head
/
head) of swine fever vaccine is applied in a timely manner in the swine plague area or in the threatened area. Increasing the dose of vaccine is the best way to eliminate maternal antibodies and an effective measure to prevent and control atypical swine fever.


4.

when swine fever occurs in pigs, the sick pigs should be quickly isolated, with pig disinfection, the initial stage of the disease can be used anti-swine fever
serum
treatment, the general daily injection
1
times,
2-3
times in a row.