Carefully fed. The quality of the feed of the old laying hens at the beginning of the moulting is better, and the diet should be relatively stable. Feeding feed should give high-quality feed and vitamins that are easy to digest, especially B vitamins.
Supplemental lighting. Artificial supplemental lighting should begin in the middle and late September. Generally, new hens hatched in April-May do not need to be supplemented with light in the same year; new hens hatched in January- February, when the egg production rate reaches a peak, need to be supplemented with light, but the sum of artificial light and natural light time Do not exceed 14 hours; if the hens are still stable and productive in September-October, the light time can be extended to keep the light time at the peak of egg production at 14-16 hours.
Adjust the environment. The suitable temperature for laying hens is 13-24 ° C, and the relative humidity is 50-75%. Too high and too low will reduce the egg production rate of chickens. Open doors and windows during the day, increase ventilation, and properly ventilate at night to reduce temperature and humidity, which is beneficial to heat dissipation of chicken body and reduce water content in chicken manure, and reduce the conditions of chicken manure in chicken houses to prevent excessive production. Harmful gases and the occurrence and spread of certain diseases.
The prevention and control of respiratory diseases is mostly due to the neglect of the temperature difference between day and night, and the frequency of cold stress caused by the temperature difference between day and night is increased in poultry farming equipment for sale.