The ingot Baoji that is reserved for breeding must have individual health, prominent breed characteristics, and strong body shape. After 90 days of age, they were fed a limited amount of 13% crude protein per day, 30 grams each, and gradually switched to a stock containing more than 18% crude protein at the age of 5 months. Feed it, let it feed freely, add appropriate amount of layer chicken, choline chloride, minerals, etc., and feed more green feed. The adjusted density of the flock is 5-7/m2, the ratio of male to female is 1:8, and artificial light is added gradually. Add half an hour each week until the light time is 16-18 hours per day. Yuanbao chicken hen 140 The day of production, the average annual production of 140 eggs, egg weight 20 grams, eggshell brown, incubation period of 21 days. Do a good job in disease prevention and control Do a good job in daily feed management and clean work. Feed requirements are reasonable and nutritionally comprehensive. Regular feeding and drinking water should be adequately cleaned. The house should be clean and dry. Every day, it is necessary to clean the trough and sink, clean the excrement in time, and disinfect it regularly. Pay attention to improving the environmental conditions of the outside world, keeping the proper temperature and humidity in the house, and avoiding the stress of the bad factors as far as possible, so as to prevent the cold from cold weather, prevent the sun from heat, and reduce the sunshine and rain. Do a good job of vaccination 1 day old with Marek vaccine subcutaneously (6 days old can be re-injected once), 5-9 days old mixed with Newcastle disease ii system and bursa vaccine nasal drops (15 days repeat bursa vaccine Once instillation, 30 days of age were injected with Newcastle disease. To do a good job in disease treatment, the main diseases of China's yuanbaoji are chicken psoriasis, coccidiosis, fowl cholera, blackhead disease, etc., so that early detection, early isolation, early treatment can be achieved, and the right medicine can be used to prevent the spread of disease so as to avoid economic losses.
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