Pollution-free beef production requirements for sanitation and disinfection

I. Disinfectants In order to produce pollution-free beef, disinfectant selection is relatively safe to people, beef cattle and the environment, there is no residual toxicity, there is no damage to the equipment, and there should be no harmful accumulation of disinfectants in the body of cattle. The disinfectants that can be used are: hypochlorite, organic iodine mixture, peracetic acid, benzalkonium chloride, phenol, etc. for spray disinfection. II. Disinfection methods 1. Spray disinfection Use hypochlorite, organic iodine mixture, peracetic acid, and benzalkonium chloride at the specified concentration in the cowshed after cleaning, the environment with cattle, the roads in and around cattle farms, and the vehicles entering the area. 、Cosphenol and other spray disinfection. 2. Dip liquid disinfection Use a certain concentration of benzalkonium chloride, organic iodine mixture, or phenol, etc. as an aqueous solution, and wash your hands or wash work clothes or rubber boots. 3, ultraviolet disinfection personnel at the entrance to set up a UV lamp, each time the staff through at least 5 minutes. 4. Spray disinfection Disinfect lime, fire alkali, etc. around the cowshed, entrance, production bed and cattle bed. 5, flame disinfection in the cattle often come and go in the delivery room, breeding shelters and other places with the flame of the torch in turn spray disinfection. 6, fumigation disinfection of formalin per square meter (40% formaldehyde solution) 42 ml, 21 grams of potassium permanganate, 21 °C above the temperature, more than 70% relative humidity, closed fumigation 24 hours to kill the air in the wall And other surface pathogenic microorganisms. III. Disinfection system 1. Environmental disinfection The surrounding environment of the cowhouse is sterilized with 2% alkali solution or lime every 2-3 weeks; the pollution pool, defecation pit, and sewer outlet around the venue and on the site are disinfected with bleach every month. 1 Times. Disinfection tanks should be set up at cattle farms and cattle house entrances, and disinfectant should be changed regularly. 2. Personnel disinfection personnel entering the production area Net roads and cowsheds should be replaced with work clothes and work shoes, and disinfected by ultraviolet rays. When outside personnel must enter the production area, uniforms and work shoes in the field area should be replaced, ultraviolet disinfection and compliance with on-site epidemic prevention. The system follows the designated route to prevent the introduction of foreign pathogens into the production area. 3, cowshed disinfection After each batch of cattle transferred out, should be thoroughly cleaned, washed with water, and then spray disinfection to prevent residual pathogens spread infected cattle. 4, utensils disinfection Regular feeding equipment, feed vehicles, etc. with 0.1% benzalkonium bromide or 0.2-0.5% peracetic acid solution for disinfection, to kill utensils, vehicles and other pathogens. 5. Sterilize cattle with cattle regularly to reduce pathogenic microorganisms in the environment.