(2) Before entering the production area, the staff must disinfect with ultraviolet light in the disinfection room 15 minutes, and change their work clothes, preferably in the shower. The disinfection of visitors is the same as that of staff, and they should follow the designated route.
(3) Pig farms that adopt all-in and all-out feeding methods should thoroughly disinfect empty pig houses before introducing pigs. Remove debris, urine and straw mats; Rinse the ceiling, walls, ground and railings thoroughly with high-pressure water; After washing and air drying, close the doors and windows, fumigate and disinfect with formalin (30ml/m) 12 ~ 24 hours, then disinfect the ground with 2% caustic soda or 3% lysol once, and rinse the residual drugs with clear water after 24 hours; Sterilize pigs with 0. 1% bromogeramine, 2% ~ 3% lysol or 0.5% peracetic acid. The floor and equipment in the delivery room were washed with water, dried, fumigated with formalin (30ml/m) for 2 hours, then disinfected with 0. 1% bromogeramine and 3% lysol, washed away with clean water, and daubed with 10% limewater.
(4) Thoroughly clean sows before entering the delivery room, and disinfect them with 0. 1% bromogeramine before entering the delivery room; Sows were disinfected with 0. 1% potassium permanganate before delivery and wiped with disinfectant after delivery. Clean the afterbirth and delivery room in time.