2. Observing the feathers of laying hens: Farmers should also pay attention to the feathers of laying hens when observing them. If the feathers fall around the laying hens and the henhouse does not see feathers, it means that they are eaten by other chickens. This is due to the lack of sulfur in the body of the chickens. Farmers should take timely measures to supplement sulfur.
3. Layer's appetite: If the laying hen's appetite is strong, the physiological condition of the laying hen is normal, healthy and disease-free. If the appetite of laying hens is not strong, the phenomenon of diet reduction may cause sudden changes in feed, or the chickens are frightened and other factors, if the laying hens do not eat, then it shows that the laying hens are in a serious stage of disease, farmers should timely diagnosis, treatment or elimination.
Fourth, observe the mental state of laying hens: in the process of daily observation, farmers should pay attention to observe the mental state of laying hens. Generally healthy and disease-free laying hens will show more lively and more sensitive response. If there are individual chickens with depression, loneliness, breathing sounds and other phenomena, it shows that chickens may only have disease or disease omen. Farmers should make diagnosis and treatment as soon as possible.
5. Attention should be paid to the observation of anal fouling: during laying period, laying hens usually have traces of fecal contamination around their anus. During cessation period and laying hens'anus is clean, and their abdomen feathers are plump and smooth. If there are yellow, green feces or mucus around the anus, accompanied by other abnormal manifestations, it indicates that chickens suffer from disease.
6. Observing the feces of laying hens: The colour and shape of the feces can judge the health status of laying hens, so the farmers must not forget to observe the feces in their daily observation. Generally, the feces of healthy laying hens are grey dry feces and brown thick feces, but if the feces appear red or brown red feces, it indicates that there is blood in the intestine, which may be suffering from white dysentery or coccidiosis, mucus. The chickens with ovaritis and peritonitis should be eliminated as soon as possible. Yellow-green or yellow-white odorous dung with mucus and blood is common in Newcastle disease, cholera, typhoid and other acute infectious diseases. It should be isolated immediately and diagnosed comprehensively. White pasty or lime slurry-like dung is common in chickens with dysentery bacilli and infectious bursal disease. It is isolated immediately after detection and eliminated after diagnosis.
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