Hebei area a layer farmer, stock 120,000, now 86 days, these two days one of the daily sporadic death.  

1. Clinical symptoms

Severe chickens began to reduce or do not eat, lack of energy, do not love to walk, drooping wings, loose feathers, stay in a corner, eyes closed, lethargic, indifferent to the outside world, black or watery feces, after falling to the ground, head backward bending, lethargic death. Weak constitution, decreased appetite, lying on the ground, unable to stand, head and wing feathers fall off, sudden death, light after full food mouth spit acid water, discharge yellow-green, dark dilute feces, accompanied by mucus

2.Necropsy for symptoms

Intestinal swelling, pale color, brittle quality, part of the intestinal tube dark red or dark. There were numerous fragments of intestinal mucosa mixed with fluid or exfoliated in the intestinal lumen. After necrosis of the intestinal mucosa with a long course, the mucosa is yellowish-white and close to the intestinal wall, and the intestinal tube is filled with caseous necrosis

diagnose

3.Diagnose

Mycotic gastroenteritis

4.Therapeutic schedule

 Jixianning mix water 150liter

colistin mix water 500liter

Sanqingxia mix water 600liter

 anti – mycoazim mix feed 250liter

5.Medication return visit

On the second day of medication, the spirit was improved and the intake was improved.
On the third day of administration, no dead and disease-free chickens appeared.
On the fourth day of administration, the stool was significantly improved and cured.

6.precautionary measures

(1) Do not feed moldy and spoiled feed

Not using moldy bedding and feed is the main measure to prevent aspergillosis. In the summer and autumn of high temperature and high humidity, the amount of feed purchased each time should be reduced. It is advisable to use it up in about 1 week to ensure the freshness of feed. In feeding should be used a small number of times, especially the use of wet powder should be fed less frequently add, and many times of homogenization.

(2) Do a good job of cleaning and sanitation chicken coop

Wash your drinking sink or fountain at least once or twice a day to prevent mold from growing. The chicken house should seal the screen window to prevent flies from entering. Therefore, the chicken house to keep clean and dry, not wet. Every week, sterilize with disinfectant that can kill mold and fungus, and also do a good job of drinking water disinfection. If the pad material is moldy, it should be replaced in time.

(3) Strengthen ventilation in the house

Summer temperature is high, should strengthen the ventilation in the chicken house, in order to discharge the house dirty hot gas and ammonia, hydrogen sulfide and other harmful gases, and can effectively reduce the house temperature, humidity and the number of mold in the air in the house. Because the mold in the air, mostly through the respiratory tract and infection of chickens, mold less, less opportunity for infection. When the day is too hot, the natural ventilation air volume is small. If necessary, open the exhaust fan to increase the exhaust air volume.