Any farmer who has experience in laying hen farming knows it. During the process of raising chickens in layer cages, the layer chickens will have a rest period. That is, the laying hens will be moulted naturally once. It is said that the damaged old feathers fall off and new feathers grow again, but the laying hens do not lay eggs at this stage. Therefore, many farmers in order to be able to produce egg production rate. To improve economic efficiency, moult will be forced. Some precautions for forced moulting.
1. Breeders should carefully observe the flocks before compulsory moulting. The flocks that choose forced moulting must be in a healthy state. And all parts of the body develop normally. Chickens with poor physique will be eliminated, and if they are not fully selected beforehand, they will be treated with no water or feeding. Before the start of production, 10% or more of the chickens may die.
2. When performing artificial forced moulting, farmers must correctly choose the moulting season and moulting time. Not only economic factors must be considered when moulting. Also, consider the season and the condition of the flock. Forced moulting in hot and cold seasons will affect the effect of moulting; moulting in cool seasons lays 5 to 7% more eggs than moulting in hot seasons. Forced moulting is performed when the flocks begin to moult naturally, and the effect of moulting is better.
3. Immunization and deworming before moulting, forced moulting requires stopping water and feeding, but when starting to stop water and feeding, farmers in closed chicken coops need to reduce the light to 8-10 hours, starting from the treatment Lasts for 30 days. After the 30th, the closed chicken house will increase the light for 2 hours a week, and it will recover to 15-16 hours within 3 weeks.