The production rate of laying hens gradually declines with age. Generally laying hens are eliminated after laying eggs for 2-3 years. For some high-producing laying hens, they can be retained. How to identify high-producing laying hens? Today's breeding class, Xiao Bian takes you to summarize the key points to identify high-yielding layers. First, body structure is well-proportioned: gentle temperament, lively and lively action, well-developed crowns and fleshy eyes, great eyes and eyes, chest width, and rounded and rounded outer sides of the anus. If you touch with your hands, the volume of the abdomen is large, and the distance between the ends of the phalanges ( Also called file width) can accommodate 3-4 fingers, the skin is elastic, and the contact cap is fine and soft. Secondly, the rate of egg production can also be judged from the early, late, fast, slow and pigment changes of the moult, and it has been proved in practice that the low-yielding layer is the moult of summer. Late fall (late fall) moults are high-producing laying hens. The shorter the moulting time is, the better. In the case of moulting, it is better to lay eggs. Similar to this kind of chicken, one can choose to stay for another year. Skin Care Product,Led Light Therapy,Blackhead Remover Tool,Silicone Facial Cleanser Brush Shenzhen Jie Zhong Lian Investment Co., Ltd. , https://www.meizons.com