In the newly-built site, the brood house can be sprayed and disinfected with 5% ~ 10% lime water or 1: 600 times chlorpyrifos, 1: 1200 disinfectant and 2% caustic soda. Breeding in the old site, the ground should be cleaned and washed. On the basis of the above disinfection methods, potassium permanganate 14g/m? , formaldehyde 28mL/m? Closed fumigation and disinfection 1 ~ 2 days.
According to the breeding scale, the local chicken breeding rate is 15 /m? Just calculating; The brooding house can be set aside in the pen, with an area of 35 birds /m? Calculate and install insulating lamps.
Extended data:
The quality of chicken seedlings plays a decisive role in chicken breeding.
Chicken with low environmental requirements, wide adaptability, strong disease resistance, large activity and excellent meat quality should be selected. Generally, chickens with lively flocks, strong calls, big heads and feet, bulging eyes, strong struggle, clean feathers, uniform individual size and consistent coat color can be judged as high-quality seedlings. ?
Try to open doors and windows in summer, keep the house clean and dry and the air fresh, and strictly control the feeding density, which is generally 15 birds /m? About. In addition, feed in advance and feed at night 1 time. Pay attention to heat preservation and ventilation in winter, and the suitable ambient temperature is 14 ~ 23℃. At the same time, the pens and utensils should be disinfected regularly to keep the feeding environment clean and hygienic.