1, pay attention to keeping warm and cold. The lower temperature in winter is not conducive to raising chickens. Therefore, measures should be taken to prevent the cold and heat insulation so that the indoor temperature is not lower than 3°C. Appropriate increase in stocking density; coal furnace pipe temperature; repair coop doors and windows and roofs, walls to paint and caulking to prevent leakage and thieves into the house; gale and cooling weather closed doors and windows.
2, keep ventilated and dry. The house is overly moist and bacteria and parasites multiply. In winter, it is necessary to prevent the chicken from catching a cold and keep the chicken house dry and sanitary. Ground chickens, change the litter about 2 weeks; replace or repair leaking water tanks, when the water supply can not be too full; timely removal of chicken manure, reduce the number of ground flushing; open windows and doors for ventilation when it is fine to reduce ammonia, Carbon dioxide and other harmful gas concentrations.
3, strengthen feeding and management. One is to add light morning and evening. Keep the light for 14 to 17 hours. Place a 4 watt incandescent lamp with a reflective cover for every 4 square meters of chicken house. The second is to appropriately increase the level of protein and energy in the feed, and increase the ratio of cakes, fish meal, corn and fine mash. The third is to keep the environment quiet. The breeder should not wear brightly colored clothing and move lightly in the hen house. Feeding and cleaning should be performed regularly. Noise should not be generated around the house. Fourth, pay attention to drinking water. It is best to give warm water, add vitamin E, C and sugar cubes in water. Can also add baking soda in the feed, layer material plus 5% to 6%, broiler material plus 0.5% to 0.8%.
4, do a good job of epidemic treatment. (1) Cleaning and sanitizing 3 to 5 times during emptying. (2) to achieve all in and out. (3) According to the procedure, do a good job of prevention. In particular, vaccines against infectious diseases such as Newcastle disease, bird flu, and infectious bronchitis have been injected. Add 0.1% of Bacillus and other drugs to feed to prevent coccidiosis. (4) Regular disinfection. Chickens were treated with ofloxacin plus polysaccharides, and they were added with 100 toxins, 3% bleach, and other drugs once a week. Limes were sprayed on the ground of the house, or disinfected with a 3% solution of caustic soda. After 1 day Disinfect again with 1:25 germ poison, once a week. (5) Chicken manure concentrated accumulation fermentation. (6) Observe regularly and find that the diseased chicken is treated promptly.
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