In the cold season, appropriate feeding of some cold-resistant feed can enhance the constitution of livestock and poultry, increase resistance to disease, and relieve cold stress, thus promoting the growth and development of livestock and poultry.
Distillers' grains include distillers' grains and breweries' grains. In addition to rich in protein and minerals, they also contain a certain amount of ethanol, which has a high heat content and is often referred to as "fire feed". It can improve digestive function, strengthen blood circulation, expand blood vessels on the body, and produce a warm feeling. effect. In winter, the effect of cold stress is obvious. Distiller's grains are suitable for feeding rabbits, pigs and cattle, especially for beef cattle. Brewer's grains are suitable for feeding chickens, ducks, pigs and cattle. Both of them have unfavorable effects on the sexual function of fetuses and male animals, so they are not suitable for pregnant women and male veterinarians.
The root barks of root bark vegetables contain minerals that can produce warming effect. When used as feed, they can enhance the cold resistance of livestock and poultry. Vegetables, such as celery root, alfalfa root, spinach root, and cabbage root, as well as roots such as carrots, potatoes, and sweet potatoes, can be used as cold feed.
Food soybeans are sweet and warm, fried with hot, warm feed, containing 37.9% of crude protein, both excellent plant protein feed, but also cold and warm feed. Black beans contain 36.68% crude protein, sweet nature, sweet, fried very hot, is a good cold warm feed. Barley is warm, salty, warm, and has good ripening effect. In addition, rice and straw also belong to warm feed.
Meaty lamb and dog meat produce high calories, which is the preferred warmth and cold-resistant feed for winter carnivorous and omnivorous livestock and poultry. Animal liver contains more iron (the animal is particularly cold when it is deficient in iron), and it is easy to absorb. In winter, it is appropriate to feed some animal livers to livestock and poultry, and it can supplement iron and keep warm. Freshwater prawn is warm and sweet and is a high-calorie feed.
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