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Windproof wood boards, straw curtains, plastic sheets, straw bales or grass bags cover the air leakage at the pig houses, and hang curtains at night to prevent cold winds from invading; they accumulate outside the northern walls of pig houses. Corn stalks or wind barriers.
Grass is spread on the pig bed with 15-20 cm thick soft hay and soft straw to keep warm, moisture, and moisture away; to prevent swine urine at night and keep the pig house clean, dry, and comfortable.
Ventilation Use high temperature during noon hours to open doors and windows to ventilate and eliminate indoor moisture and harmful gases.
More sunny choice of sunny weather, the pig rushed out more than the sun, improve its resistance to cold weather.
The gregarious pigs will be reared in groups and their rearing density will be increased by 30% to 50% compared with the summer. The pig's heat dissipation will increase and the temperature will increase.
Cleverly feeding during the day to increase the number of feeding, feed a meal at night, pig food to dry, and appropriate increase in the proportion of sorghum, corn and other energy feed, while allowing the pig to drink warm water.
Winter pig raising skillfully
The winter weather is cold, farmers should pay attention to keeping cold and keeping warm.