How to identify healthy chickens and diseased chickens is very important for avoiding economic losses. Now we introduce several identification methods as follows:
First, look at the feathers: healthy chicken feathers bright, chicken crowns and meat hanging bright and ruddy, body plum silky close to symmetry, touch with a soft slick feel. The diseased chicken feathers are loose, rough, dull, and soft, and the chicken cocks and flesh are dark red, pale or purple.
Second, look at the demeanor: Healthy chickens are full of energy, well-balanced, flexible minds, loud voices, standing upright, quick action, warm feet, and strong appetite. The sick chickens are wilted, hoarse, do not eat or eat less, stay dizzy, and are reluctant to walk. On the other side, their heads, wings, and tails droop. Their eyes are drowsy and their heads are under the wings. Feeling cold or cold, if you have Marek's disease, there are two symptoms of incomplete paralysis and complete paralysis: the chicken's one foot stretched forward, the other foot stretched to the rear, standing instability is called incomplete paralysis . In the other serious case, the chicken's limbs are completely paralyzed and call it a split-fork posture.
Third, look at the body temperature: the chicken's normal body temperature is 41 ~ 43 °C, acutely ill chickens are often elevated body temperature, breathing fast and slow, irregular heartbeat disorder, such as suffering from respiratory disease, sometimes mouth stretched neck, runny nose, cough, breathing There was snoring, sometimes sneezing, the mouth and throat were full of sticky material, the upper respiratory tract and balloon had sticky exudates, the infraorbital sinus was swollen and the eyelids were swollen.
Fourth, look at wolfberry: healthy chicken quail symmetry, soft and soft, not rigid. The diseased chicken gizzard is full of gas or effusion and touches like air balls, which can be heard by squeezing pimple and glandular stomach.
5. Check the cloacal cavity: The feather around the cloac of the healthy chicken is clean, and the faeces of the diseased chicken, especially the chicken white salmon Salmonella, are white, yellowish, and pale green, and often stick around the cloaca. If it is chicken Newcastle disease, you can also see a bit of bleeding around the anus.
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