The common problems of farmers raising laying hens are: pecking addiction, prolapse of the anus, high eggshell breakage rate, eggshell whitening, egg yolk pigmentation, etc., Which should be solved in a targeted manner in production.(1) Pecking addictionThe following technical measures should be tak

It takes 21 days for a hen to hatch a chick, which is still a long time. The hen will also have a hard time. It needs a warmer environment to hatch the chick, and some of them cannot be hatched successfully. Chicken hatching is divided into artificial hatching and hen hatching. Whether it is artific