Do a good job of feeding and management of medium and large chickens
1. When the chickens are transferred to the middle chicken house (have been thoroughly cleaned and disinfected), the chicken material and the medium chicken feed will be used for 3 days to transition to the medium chicken feed, ie, the 1st day will feed 2/3 chicks and 1/3 of the chicken On the second day, half of the chicks were fed with half of the chicken material, on the third day, 2/3 of the chicken material and 1/3 of the chick material were fed, and on the 4th day, the chicken material was all fed.
2. Before and after the transfer of chicken can also be used water-soluble multidimensional and antibiotic drugs to drink water for 3 - 4 days to reduce the stress response of chicken and refueling, and can control concurrent infection.
3. Apply less pungent disinfectants (such as Bai Jie, Baidusha, high-efficiency iodine, etc., use the instructions to see the instructions) chickens with chicken spray disinfection, 2 - 3 times a week.
4. Do a good job of immunization during chicken breeding.
5. Medium chickens should start strong and weak grouping and male and female breeding.
6. Roosters can be castrated to 50--60 days old, so that it is easy to fatten, the meat is tender and delicious. Before deprivation, it is necessary to stop the feeding for half a day. After surgery, each muscle is injected with 70,000-80,000 units of streptomycin and streptomycin to prevent infection.
7. Chickens were raised to 55--65 days old and transferred to big chicken house. If you are flat, you do not need to transfer. The chicken material was gradually transferred to big chicken in 3 days.
8. After raising the flock to 70 days of age, 2% to 6% of lard (or a portion of vegetable oil) may be added to the feed to increase the metabolic energy of the diet, promote fat deposition in the chicken, and increase feather gloss. Lard or butter must be warmed and boiled before they can be added to the feed, otherwise it will cause diarrhea.
9. Big chicken: pay attention to the use of lutein-rich feed ingredients (such as high-quality yellow corn, lotus root meal, grass meal, etc.) in conjunction with the diet during the late period of feeding, and artificial colors can also be added to the feed (such as Jia Lihong and Jia Jia. Li Huang, Lu Kang Ding Hong, Lu Kang Ding Huang, etc.) to enhance the pigment deposition of the chicken skin, so that the three yellow features more obvious.