Vitamin B2 is also known as riboflavin. Vitamin B2 participates in the oxidation process of livestock and poultry, has the function of promoting growth, and can maintain normal visual function. It is a component of more than a dozen enzymes. It is involved in the metabolism of carbohydrates, fats, proteins, and nucleic acids in animals, and has the role of promoting protein storage in the body, improving feed conversion rate, regulating growth and tissue repair. Vitamin B2 deficiency can destroy hydrogen transfer, sugar breakdown and cellular respiration in livestock and poultry.
Lack of vitamin B2 in livestock and poultry is prone to gastroenteritis, digestion and absorption disorders; fur animal neurological disorders, gait trembling, limb paralysis, can not stand, sometimes spasms, sometimes coma; yellow staining of the eye conjunctiva and oral mucosa , Tears, congestion around the corners of the mouth, salivation, heart failure;
The growth of the young animals is stagnant, the coat is shed, and the black fur animals are discolored by the coat, and some of the skin is inflamed with thick fatty skin. The estrous period of the female is delayed, and long-term deficiency may cause infertility. Some of the newborns have deformities and jaws The long bones are shortened; the lens of the eye is cloudy, milky white, and visually impaired. The necropsy shows that the body is thin, the coat is shed, and the hair color is lightened. The skin lesions are fatty dermatitis, muscle tissue is loose, and some chronic gastroenteritis occurs.
Prevent reasonable mix and scientifically adjust feed; when the diet contains a lot of fat, vitamin B2 should be supplemented appropriately. During pregnancy or lactation, vitamin B2 can be added to the feed of female animals, 2 mg to 5 mg per kg of feed, and 2 mg to 4 mg per day for the treatment of sick animals, according to the size of the sick animals. It is necessary to consider the effects of various factors such as feed varieties, animal health, feeding environment, formula cost, storage time, etc., and master them flexibly and scientifically to meet the greatest needs of animal growth and development. Especially in stressed animals, the vitamin level of the feed should be increased.