core prompt:
winter temperatures are low, pig houses should take measures to keep warm, in addition to these measures, but also pay attention to maintain the ground dry, keep proper ventilation, water temperature should be appropriately improved.
1 raise pig house temperature
first, the open pig house covered with plastic film. preferably covered with double layer plastic film, although the cost is higher than the single plastic film coverage, but the insulation effect is better. this approach is suitable for fattening pigs and non lactating mother pigs. two closed pig workshop, the implementation of boiler heating. three are open type pig house, heating, plastic film coverage. four is the heating and electric heater, suitable for breast-feeding mother pig house.
2, the outer walls should be thick and tight
the rear wall, gable and front wall of pig house should be put into thermal insulation in winter. the straw can be piled up and temporary soil bricks can be built. it is better to thicken the outer walls at the beginning of the pig house.
3 the ground should be dry
fecal sewage should be promptly removed and cleaned. in order to dry, the pig house should be made of cement ground.
4 additional bed board
in pig stage, local conditions, the best use of wood, bamboo, thickened fiberboard, warm bed, no conditions can be laid in cement slab.
5 increase feed times
the purpose of increasing feeding times is to increase feed intake in order to fill the fat deficit caused by low temperature and fat metabolism in pigs. where conditions permit, it is better to take free food. at the scheduled feeding place, an additional feed can be added in the evening.
6 improve feed energy levels
it can increase by about 10% on the basis of the original feed energy level. the big pig is low, the pig is high. piglets can add fat and high energy feed, and large pigs can increase the amount of common energy feed such as corn in the mixture.
7 increase the lighting area of pig house
the open type pig house should have a larger opening area, so that it can be covered with plastic film in winter, so that it is convenient for lighting. the enclosed pig house shall be provided with a window in the south wall and the roof of the house for the winter to be fitted with glass.
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