Breeding eggs will be polluted from production to hatching, such as cloaca excrement, chicken house air, etc. Therefore, there are many bacteria attached to the surface of the breeding eggs. The number of bacteria increases rapidly with the passage of…
a. The first drink is carried out 0.5 hours after the chicks enter the chicken house. The first drink needs to be boiled and cooled to 25-28℃ and the pH value is close to 7. The water is 3-5 liters…
Due to the overheating of the chicks, the traditional grading standard cannot always select the weak chicks. Overheated chicks, their hatching time is earlier than the normal hatching time, usually smaller, weaker, more is susceptible to bacterial infections, but also…
The birth weight reflects the physique of the reserve chickens. In the traditional concept, the greater the weight at the start of labor, the better the physique and the higher the production performance. So, to what extent is the weight…