1. The hunger method will gradually reduce the feed in the first month before the laying period of the hen and then control the feed within 20% of the normal food intake. One month later, gradually increase the feed, egg production increased by about 30%. 2. The wing-finishing method has been used to cut wings of chicks in foreign countries in recent years, with an average weight gain of 5-8%, an increase in egg production of 8-20%, and a meat export rate of about 10%. 3, soil material method in the hen's diet fed 3-5% bentonite, can increase feed intake and egg production. It is better to add 3% bentonite to the broiler diet, and increase the weight gain rate by 20%. 4, add vitamin C research found that adding 50 grams of vitamin C per ton of feed, can make the hen increase egg production rate of 11.7%, less feed consumption. 5, cold drink law hot season, let egg-laying chickens drink cold water, can stimulate appetite, increase feed intake, can increase egg production rate of about 12%. 6, adding feather powder method in the feed by adding 35% of the feather meal, can make the chicken lean meat, fat and fat reduction, egg production can increase about 20%. 7. The hens light the hens for 2 hours and then turn them off in a dark room for 6 hours to make the hens prolific and produce even larger eggs. 8, the waste paper method to waste books, old newspapers cut into pieces and knead into small balls mixed chicken feed chicken, a month later, can make chicken egg production rate increased by 30%. 9, feed red pepper powder in chicken feed by adding 1% of the red pepper powder, and add a little vegetable oil fed chicken, can increase the egg production rate of 8%. 10, kill chickens to chicken to see egg increase test proves that when the chicken is allowed to watch the hen, you can promote the hens lay eggs. Its theoretical basis is the animal's "negative and negative" signal, that is, when the animal is dying, it will send a signal to its peers and require the surviving companions to speed up breeding in order to avoid extinction of the race.
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