Feed additive for calves and lambs and application of feed additive in milk substitutes and starters
A feed additive and milk replacer technology, which is applied in the application fields of calves, feed additives, lamb milk replacers and starter, can solve the problems of slow growth, imperfect immune system of calves and lambs, easy to produce diarrhea, etc. Excellent effect, improve the immunity of young animals, improve the effect of growth performance
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[0048] Example 1: A feed additive for calves and lambs
[0049] 1. Composition: 3g mulberry leaf extract, 17g rice dextrin.
[0050] 2. Preparation method:
[0051] Weigh the rice dextrin and the mulberry leaf extract according to the ratio, mix them, stir evenly, and dry to make a powder.
Example Embodiment
[0052] Example 2: A feed additive for calves and lambs
[0053] 1. Composition: 3g of mulberry leaf extract, 5ml of Candida tropicalis (1×10 9 CFU / ml), rice dextrin 12g.
[0054] 2. Preparation method:
[0055] The wort medium is 70mL of wort, sterilized by 0.1MPa at 121℃ for 30min, and the pH value is about 6.5;
[0056] The wort slant medium is 100 mL of wort, add 2 g of agar, and sterilize at 115°C for 20 min.
[0057] (1) Preparation of strains:
[0058] Candida tropicalis activation: The strain is connected to a sterile wort slant medium at 1% inoculum, and cultured in an incubator at 28°C for 48-72h.
[0059] After activation, Candida tropicalis was inoculated into the wort medium at 2% inoculum, and expanded culture at 28°C until the bacterial concentration reached 10 9 CFU / ml, spare;
[0060] (2) Weigh the rice dextrin and Candida tropicalis liquid according to the weight ratio, mix them, and then dry them to make a powder;
[0061] (3) Weigh the mulberry leaf extract according to t...
Example Embodiment
[0062] Example 3: A feed additive for calves and lambs
[0063] 1. Composition: 6g of mulberry leaf extract, 2ml of Candida tropicalis (1×10 9 CFU / ml), rice dextrin 12g.
[0064] 2. Preparation method:
[0065] (1) Preparation of strains: same as in Example 2;
[0066] (2) Weigh rice dextrin and Candida tropicalis liquid according to the weight ratio, mix and stir evenly, dry to make powder;
[0067] (3) Weigh the mulberry leaf extract according to the weight ratio and add it to the above powder and mix.
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