Preparation method of feed additive
The invention particularly provides a preparation method of a feed additive. The preparation method comprises the following steps: 1, activating of strains and preparing of a seed solution; 2, preparing of pomelo residue culture medium, wherein 77% of pomelo residues, 20% of wheat bran, 2% of urea,...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention particularly provides a preparation method of a feed additive. The preparation method comprises the following steps: 1, activating of strains and preparing of a seed solution; 2, preparing of pomelo residue culture medium, wherein 77% of pomelo residues, 20% of wheat bran, 2% of urea, 1% of ammonium sulfate and 0.1% of monopotassium phosphate are mixed, the pH value is natural, a proper amount of water is added, sterilization treatment is conducted after even mixing, and a proper amount of water continues to be added, so that the water content of the pomelo residue culture medium can be 65%; 3, fermentation treatment, wherein primary fermentation and secondary fermentation are performed; and 4, drying. According to the invention, the product is rich in candida utilis viable bacteria, the content of organic selenium in the candida utilis viable bacteria is high, especially active selenomethionine is used as a main ingredient, the nutrition of animal meat can be remarkably improved, the quality of |
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