Traditional Culture Encyclopedia - Weather inquiry - What if the cowshed is wet? What effect will this have on the growth of cattle?
What if the cowshed is wet? What effect will this have on the growth of cattle?
Affect immunity: the growth rate is affected, the feed intake is reduced, which is easy to cause malnutrition, so it will also affect the immunity of cattle to a certain extent, leading to the frequent occurrence of some diseases. So in summer, we usually use ventilation to cool down, and when the temperature is high, we can spray water to cool down. If the weather is hot and humid, please don't spray. Increase the airflow on the surface of the car body, which is for heat dissipation, and shading is the most commonly used.
Low temperature in winter will affect the growth and development of cattle and increase the feeding cost. In other words, it grows slowly. Simmental cattle are more hardy. In winter, if the management is not good, it will basically lose weight. If the temperature is too low, in order to maintain body temperature and increase calories, you need to eat too much feed. These feeds were originally used for growth, but they were used to maintain body temperature, resulting in unnecessary costs. There are other cold water and so on. On the one hand, management is not mentioned, which is more difficult and the production cost has increased.
When the temperature exceeds 30℃ in summer, the metabolism of beef cattle is fast and the feed reward is low. Heat stress can also affect the colostrum intake of calves at birth, accelerate intestinal closure and hinder the absorption of colostrum globulin. It may be that heat stress increases the plasma glucocorticoid level, affects passive immunity and increases the morbidity and mortality of calves. ? Pay attention to cold protection below 0℃. Newborn calves rely on the absorption of immunoglobulin (antibody) in colostrum to resist diseases. In the early life, cold stimulation will reduce the ability of calves to obtain antibodies and reduce the level of serum colostrum immunoglobulin. Cold stress causes newborn calves to curl up together in search of a warm place, which is a regulatory behavior that reduces lactation vitality. ? Reducing the intake of colostrum will eventually lead to illness or death.
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