What are the precautions for the construction of pig farm isolation measures to better avoid diseases?

Biosecurity is the fundamental plan of a pig farm. No infectious disease will fall from the sky for no reason. The most common diseases affecting pig farms are PED, blue ear, pseudorabies, and swine fever. According to the general law of infectious diseases, we Only by eliminating the source of infection, cutting off the route of transmission, and reducing the proportion of susceptible animals can there be real long-term security. Therefore, whether the isolation measures of a pig farm are perfect or not often determines whether a pig farm will have more infectious diseases. 

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1. Regulations on the management of shower rooms in pig farms

(1) The shower dressing disinfection room should include three parts: the outer dressing room, the shower room, and the inner dressing disinfection room. The inner dressing and disinfection room should be equipped with night ultraviolet lamp disinfection facilities.

(2) Every day personnel entering the production area must bathe and change the work clothes on the site before entering the production area. The procedure for entering the production area is: take off all clothes in the outer dressing room → spray from head to toe → rinse off with shower gel in the shower room → Enter the inner locker room, change the clean and disinfected work clothes and hats provided in the field, put on the boots provided in the field, step through the disinfection pool → enter the production area. 

(3) When personnel leave the production area, they should leave the on-site work clothes in the inner dressing room closet, and after washing in the shower room, go to the outer dressing room to put on their own clothes, shoes and hats and return to the living area. 

(4) The locker room must be kept tidy and each person's clothes number should correspond to the wardrobe number one by one. Work clothes and bath towels should be neatly folded and placed randomly. Put the water shoes under your numbered cabinet. Inside and outside changing rooms should be provided with benches or stools to sit down briefly to facilitate dressing or taking off.

(5) The floor and shower room should be kept clean, tidy and orderly, and odorless. The tiles are non-slip design.

(6) When going to work, employees should check and urge each other to effectively implement the management measures for the locker room.

(7) Every day, a person is assigned to be responsible for the hygiene management of the locker room. The cleaning time is generally half an hour after the employee goes to work, first cleaning, then rinsing and then dragging dry, cleaning at least twice a day. The disinfectant in the disinfection tank should be reconfigured twice a week.

2. Isolation House Management Regulations

(1) Equipped with isolation facilities

① Isolation ditches, walls and green belts should be built around the pig farm, and disinfection pools and disinfection rooms should be established at the entrance of the farm.

②The pig house on the farm should be arranged in the order of boar house (station)-breeding house-pregnancy house-farrowing house-nursery house-fattening house-isolation house.

③ The production area and living area in the field shall be strictly separated, and a separation wall shall be established to close all channels that enter the production area without disinfection.

④The farm should have a complete manure treatment system and dead pig harmless treatment facilities.

Establish independent isolation and observation areas within the production area to isolate and observe the introduced breeding pigs and diseased pigs. 

⑥ Rat-proof cobblestone piles and bird-proof nets should be equipped outside the pig house.

⑦Each pig farm should prepare 1-2 dormitories specially as isolation rooms for new employees and employees returning from vacation. The isolation room must be disinfected every time.

⑧It is forbidden to keep other dogs, cats and other animals in the production area. It is strictly forbidden to bring other animals and animal products into the production area.

(2) Specific requirements for personnel isolation

① New employees enter the pig farm, and employees in the pig farm should be isolated in the living area for at least 48 hours after returning to the farm. If there are major regional diseases (Disease V, PED, etc.), they should be isolated for at least 72 hours.

②The above-mentioned personnel should shower, change clothes and disinfect before entering the production area.

③ People who have nothing to do with pig farm production are not allowed to enter the production area.

④ Breeders on the farm are not allowed to stray or use other shack tools and equipment.

(3) Isolation requirements for imported pigs

①The isolation house should be thoroughly rinsed and disinfected one week before the quarantine pigs enter, and the pens should be left empty for 3 to 5 days and kept dry. After each batch of quarantined breeding pigs leaves, the quarantine house should be thoroughly rinsed, disinfected and kept dry within 24 hours. In principle, the quarantine house should be empty for more than two weeks after each use. Sick pigs should be diagnosed and treated in time during isolation.

② Breeding pigs that have passed the quarantine inspection should be introduced from the breeding farms that have obtained the "Animal Epidemic Prevention Certificate" from the non-epidemic area. In principle, breeding pigs with unclear background in serum examination (including pseudorabies gE positive, blue ears in active stage, and unqualified swine fever antibodies) shall not be introduced into the farm at will.

③ Newly-introduced breeding pigs should be quarantined and observed in an isolation house for more than 45 days. Only those breeding pigs that have passed the quarantine and proved to be healthy can enter the reserve house to continue raising.

④ Every batch of imported breeding pigs should also adopt an all-in, all-out method. During the breeding pig isolation and adaptation period, the breeder in the isolated pig house should be prohibited from contacting the breeder and breeding pigs in other production areas. During the first 2 weeks of isolation, fully enclosed management should be implemented. The clothing in the quarantine area is different from other areas, and the tools should be independent. Daily abnormalities should be reported in time and a quarantine log should be established.

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