All pigs raised must be sold before the pigs are restocked to prevent the polyculture of different batches of pigs. Strictly sterilize the system. After the pigs are sold, the pens and the home environment should be thoroughly cleaned to remove dirt and sewage, and the column should be refilled at 20 to 30 days intervals. Multiple sterilizations should be conducted during the period. Do a pre-epidemic epidemiological investigation and conduct a survey on the local disease and the incidence, incidence, and new incidence of the local pigs during the season of supplementation, and seriously consult with the local animal husbandry and veterinary departments, so that they can know what to do and strictly Take the opportunity to take the necessary countermeasures.
The first is to introduce as close as possible; the second is to introduce foreign farms on regular farms; the third is to learn more about the immunization profile of imported pigs in order to carry out various epidemic prevention in the future; fourth is to avoid buying in the pig market; In order to purchase in the trading market, professional and technical personnel must be on the spot to check and avoid buying cheap pigs. When transporting, new transporting pigs must be transported by professional transportation vehicles, and depending on the season, cold-keeping, warm-keeping or cooling-prevention work should be done.
The newly purchased piglets should be placed in the pens to allow them to move freely and become familiar with the new environment. Provide enough clean drinking water on time and give the pigs 0.1% potassium permanganate solution in the first week. Feeding a suitable amount of green and blue succulent feed, and then feeding a small amount of full-priced feed, generally suitable for pigs to eat 78% satisfies, after the pigs adapt to new feeding methods, then allow them to freely feed. When the rearing households feed their own mixed feeds, appropriate feed additives or antibiotics should be added to enhance the gastrointestinal adaptability of the pigs, and an appropriate amount of yeast or rhubarb soda tablets may be added to the feed. After 10 days of feeding observation, if the feeding and drinking of the pigs were all normal, the pigs could be immunized with swine fever, swine erysipelas, swine plague, paratyphoid and other vaccines. After 10 to 20 days of isolation and observation, if there is no disease, it can be gradually transferred to the normal fattening stage after being dewormed and castrated.
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