The winter weather is cold, and in order to reduce the loss of body heat, the feathers on laying hens continue to increase. In the production process, it is necessary to promote the growth and development of feathers according to this physiological characteristic of laying hens and ensure their safe wintering. The specific method is: Feed finer and thicker. 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. Nutrition must be comprehensive. In the diet Pay attention to supplement minerals, various vitamins, trace elements and amino acids, etc., to provide necessary nutrients for the formation 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. In order to decontaminate and dehumidify in time, in addition to the convenience of the defecation ventilation hole in the wall, but also in the right place to leave a switchable ventilation hole, ventilation ventilation at noon or noon every day. Others Air Dryer,Small Air Dryer,Refrigerated Compressed Air Dryer,Dryer Compressor Hangzhou Zhongju air separation equipment manufacturing Co., Ltd , https://www.hzzjkfzz.com