Scientific use of sweet potatoes to feed pigs

Sweet potato is a good feed for pigs and has a good reminder effect. In order to reduce its side effects, it is necessary to pay attention to the following points when using sweet potatoes to feed pigs to receive good feeding results:

Not using sweet potatoes to feed sweet potatoes The nutritional value of sweet potatoes is high, and they are rich in nutrients such as starch, sugar and carotene, but the relative lack of protein, calcium and phosphorus. Therefore, when feeding, care should be taken to properly mix with other feeds to achieve a balanced nutritional effect and improve the utilization of sweet potatoes fed to pigs. The suitable pig feed formula is: sweet potato 45%, corn 10%, beans 8%, rapeseed cake 7%, fishmeal 2%, bran 16%, bone meal 1%, salt 0.5%, additives 0.5%.

Avoid using raw sweet potatoes to feed pigs. Sweet potatoes have high starch content. When they are fed with raw sweet potatoes, pigs love to eat, but after eating, they can cause indigestion and cause abdominal distension and phlegm leakage. Therefore, cooked foods are generally used. And after the sweet potato and white radish are chopped in a ratio of 2:1, they are fully boiled and boiled. When cooled to not be hot, the 0.5% salt and 8-10 dry-milled dry yeasts can be uniformly fed to increase the amount of dry yeast. Palatability, promote digestion of pigs and reduce gastrointestinal discomfort in pigs, improve feed utilization.

Can not use rotten sweet potatoes to feed pig sweet potatoes grow in the soil, or in the storage process, prone to black spot, anthrax, soft rot and other pathogens to infect, send some unpleasant smell, and some even rot, there will be toxins . After eating, pigs can poison or even cause death. The severity of symptoms is directly proportional to the size of the pig and the amount of food. The symptoms are characterized by asthma and antifeedant. On the second day after eating, there will be fulminant illnesses. The sick pig's body temperature will increase, and the spirit will be depressed. The appetite will be eliminated. Like the lying ground, the urge to breathe, abdominal breathing, a small amount of foam in the mouth, muscle tremors. Limbs, ears, tail slightly cold, skin temperature is uneven, the skin has different sizes of congestive points, abdominal swelling, gastrointestinal peristaltic tone weakened or disappeared, with the top of the mouth, limbs and telescopic expansion and death. In order to prevent feeding poisoning, fresh sweet potatoes are washed, drained, beaten, and silaged in cement tanks (pools) covered with plastic film. Then, the seal was sealed with about 10 cm thick mud. After 2-3 weeks of storage, the smell was fragrant and the quality was good. Pigs were very fond of eating. In the event of rotten sweet potato poisoning, intramuscular injection of 5% vitamin C, 10 ml per head, once daily; or intravenous injection of 10% sodium thiosulfate, 10-50 ml, 2 times daily, or oral administration of sodium sulfate and other laxatives . Oral 0.1% potassium permanganate water or hydrogen peroxide also has good control effect.

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