1, feed fine refined. That is, reducing the feed amount of corn, bean cakes, etc., and increasing the amount of roughage feeds such as grains, and properly feeding green and juicy feeds such as cabbage and carrots. The ratio of the three materials is 15% of fine material, 75% of coarse material, and 10% of green material.
2, nutrition must be comprehensive. Diets should pay attention to supplement minerals, various vitamins, trace elements and amino acids, etc., to provide necessary nutrition for the production and metabolism of laying hen feathers, especially in cages and cages. Simultaneously, each chicken added 2 grams of sulfur, 3 grams of gypsum, and 1 gram of Bao Yu Ling.
3, in order to decontamination and dehydration in time, in addition to the wall under the switch to facilitate the defecation ventilation holes, but also in the right place on the roof to leave a switchable ventilation hole, noon, or noon every day, regular ventilation.
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