Influenza causes chickens to lay fewer eggs, how to prevent and control chicken influenza and improve the laying rate

Recently, with the cooler weather and the large temperature difference between morning and evening, the disease has also increased, especially the egg production of chickens has generally declined. According to the survey, influenza is the main culprit for the decline in the laying rate of chickens.

Chicken flock

First, clinical symptoms

At the initial stage of the disease, the chickens had mild respiratory symptoms, but the mental state and feed intake of the chickens were normal. with the development of influenza, there were some phenomena such as reduced feed intake and mental exhaustion. The egg laying was characterized by slightly worse eggshell quality and lighter eggshell color. the incidence of soft shell eggs and deformed eggs increased, and the laying rate of chickens decreased rapidly with the development of the disease. The laying rate of chickens can be reduced by 10%, 30%, or more in 3-5 days. Some chickens with influenza have fecal contamination around their anal feathers, with purple crowns, paralysis and sporadic death.

II. Treatment plan

1. Control chicken influenza

Control principle: anti-virus, anti-inflammation, prevent secondary infection.

Drug regimen: Jinqi Dafei drinking water, Jinju Shu'an mixture for 4 days, for chickens with secondary E. coli disease, the use of bacteria Tewei drinking water.

2. Increase the laying rate of chickens.

Treatment principles: eliminate inflammation, soothe the liver and invigorate the spleen, warm uterine blood, nourish sperm and eggs, and promote the development of follicles and fallopian tubes.

Medication scheme: the egg tube was used to drink water, and the chickens were given feed with vitamin E and cod liver oil for 5 days, and then mixed with feed with protecting liver and increasing egg powder for 10-15 days.

III. Preventive measures against influenza

After the chicken starts to produce, every other month, use Qingwen Baidu powder to mix into the feed, kidney Ganshu drinking water, continuous use for 3 days, especially in the winter with high incidence of viral influenza.

IV. Special reminder

The main results are as follows: 1. When abnormal feces, respiratory symptoms and the decline of egg quality are found in the flock, the corresponding drugs should be given to the flock in time so as not to miss the best time for treatment.

2. During the treatment of seriously ill chickens, individual chickens may have a decrease in feed intake and egg production, but they must insist on medication, and chicken influenza can be effectively controlled after 4-6 days.

3. The occurrence of chicken influenza is closely related to the feeding and management of chicken flocks and whether a good prevention and health care program has been established. In addition, it is necessary to do a good job in disinfecting the living environment of chickens.