Vitamin K is a class of substances that have the biological activity of chlorophyll. There are four forms of vitamin K1, vitamin K2, vitamin K3, and vitamin K4. Among them, vitamin K1 and vitamin K2 are naturally occurring and are fat-soluble vitamins, that is, vitamin K1 and intestinal bacteria (such as E. coli) extracted from green plants. ) Synthetic vitamin K2. Vitamin K3 and vitamin K4 are synthetic and water-soluble vitamins. The most important are vitamin K1 and vitamin K2.
Vitamin K is a yellow crystal with a melting point of 52-54°C. It is usually an oily liquid or solid. It is insoluble in water and soluble in organic solvents such as oils and ethers. All vitamin Ks are chemically stable, resistant to acid and heat, and have little to no loss in normal cooking but are sensitive to light and are easily decomposed by alkali and ultraviolet light. In the chicken industry, vitamin K is used skillfully to prevent the following chicken diseases:
A. Chickens are given vitamin C100 mg daily to promote growth and improve survival.
Second, when the chicken is vaccinated, timely supplement of vitamins A, D, C, will enhance the body resistance.
Third, chickens and other infectious diseases such as colds, vitamin C tablets added to conventional drugs, can strengthen the drug's function and shorten the course of the disease.
Fourth, low-temperature light in winter is low, chicken diets add vitamin D, can prevent cage chickens caused by less light due to vitamin D deficiency.
Fifth, when laying hens suffer from diarrhea and other diseases, adding 300 mg of vitamin C daily can improve ovarian metabolism and increase egg production rate.
Sixth, when the chicken house temperature is higher than 32°C, the chicken will reduce the feed intake and the egg production rate will decrease. At a high temperature of 34°C, vitamin C 200 mg per kilogram diet was added to the laying hens to increase the egg production rate by 8%, and by adding 300 mg of vitamin C, the egg production rate was increased by 10%.
Seventh, the chicken body produces soft shell eggs, and when severe, the eyeball is turned upside down. Treatment with calcium, plus vitamin D, can make the disease early.
Eight, chickens suffering from gastro-intestinal disease, in the routine medication plus vitamin B1 tablets can prevent loss of appetite and other symptoms.
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