Feather meal has a low feed value and is mainly used to supplement the requirement of methionine. Therefore, feather meal has a significant effect in breeding, which is a significant effect on reducing the phenomenon of chicken, duck, and anal fistula, because feather meal Rich in sulfur amino acids, feeding feather powder in the spring and autumn moulting season, it also helps the growth of plush. The amount used in the diet should not exceed 3% to 5% and should be mixed with other protein feeds containing lysine, methionine, and tryptophan. However, after a certain processing of feather meal, its nutritional value will be greatly different, it can be widely used in livestock and poultry aquatic products and other high protein feed, protein content can be as high as 80%, its amino acid composition, trace elements are relatively complete, feather powder It also contains vitamins, but the amount is very small. Its processing techniques include cooking, enzymatic hydrolysis, and bulking. Because the heated powder can decompose the feather powder and increase the nutritional value of the feather protein, the feather powder becomes a useful protein resource.
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