After the winter, the temperature is low, and the calories and nutrient consumption of the livestock and poultry increase. Therefore, we must feed some corn, cereals, wheat and other high-energy, nutrient-rich compound feed, can increase the growth of livestock and poultry strong, enhance resistance to disease. Drinking water should be used to drink clean warm water or well water to ensure that the livestock and poultry eat well and drink, and avoid starvation at night. The cattle and sheep should seize the opportunity of freezing without rain, snow, and grazing on the leeward and warmer grass slopes, not resting at noon, and grazing late and returning early. Livestock and poultry pens should be often sterilized. Lime and lime can be added to one part of the water to make mature lime, and then 4 parts of water, ie 20% emulsion, can be used for disinfection. Other effective disinfection medicines can also be used for disinfection. The liquid medicine should be used immediately. The regular disinfection of the pens should be carried out regularly, and the feeders should be washed and sterilized every 7 days. Professional households (fields) should set disinfection pools or bedding carpets at entrances and exits of people's and animals' entrances. Disinfectants and carpets should be changed frequently to ensure freshness and effectiveness. Normally, strict disinfection measures must be taken in case of out-of-town personnel, vehicle access, etc.
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