Breeding
In the process of raising pigs, it is inevitable that some diseases will be encountered. Only when the cause of the disease is correctly judged and the right medicine can be cured as soon as possible.
In the later stage, the eggs are large, the need for calcium increases, and the proportion of eggshells in the egg becomes smaller.
Crayfish breeding sites require adequate water sources, convenient irrigation and drainage, and strong flood and drought resistance capabilities.
During the breeding process of laying hens, the production and maintenance of uniform and effective antibodies such as vaccine itself, immunization method, and immunization dose have an important impact.
Under normal circumstances, feed with full-price feed, each chicken will eat 4.5kg of feed until the slaughter, and the average weight can reach 2.5kg.
In the past two years, laryngitis has occurred frequently in individual areas. The symptoms of laryngitis are obvious, with severe respiratory symptoms, typical symptoms of chickens stretching their necks to breathe, rales, and hemoptysis. The laryngitis
With the continuous expansion of the breeding scale of laying hen farms, the number of chickens in a single building has gradually increased, and the degree of mechanization in the house has further improved.
With the continuous development of the breeding industry in recent years, the number of broilers raised in large-scale plastic greenhouses has continued to increase.
The temperature difference between the tail and the head is more than 3 ℃, and some high-density cages can even exceed 5 ℃.
Not only does the feed intake of the chickens in the local area not increase, but it temporarily decreases. The chickens in this area are underweight. This phenomenon is generally found in chicken houses with net beds.
In the summer house ventilation and cooling, the most common problem is the difficulty of cooling, the chickens are exposed to heat stress, and some chicken houses, especially broiler houses and layer brooders, have cold stress problems.
The production performance of laying hens is mainly manifested in the quantity and quality of egg production, and the egg production rate is the most important indicator to measure the production capacity of laying hens, and is concerned by farmers.
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