Lifelong Immunization When the eggs hatch to 18 days, randomly select one spot on the eggshell, soften with vinegar, and inject the vaccine into the embryo. The hatched chicken can be permanently immunized.
Adding 8% sucrose solution to drinking water within 15 days of feeding the sugar watering chicks can reduce the mortality rate by half.
When chicks cut the crown and the chicks have not eaten within 24 hours after hatching, cutting off the chicken cockscomb can not only save feed, but also avoid various crown injuries after adulthood; the laying rate of the hens can also be increased by 4% after the chicks are laid. .
The addition of 0.05% choline to the feed resulted in an increase in egg production and an average egg weight increase of 2.8 grams.
The conversion light method changes the daily period to 28 hours in the first month of hens' egg production, and changes the light according to the 12-hour light and 16-hour dark interval. The average egg production will increase by 10%, and the eggshell is strong. Little egg production.
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