Antibiotic-free health-care feed additive for aquatic products
A feed additive, antibiotic-free technology, applied in animal feed, animal feed, application, etc., can solve the problems of poor breeding effect and high cost, and achieve the effect of reducing breeding input, reducing bait cost, and favorable conditions.
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Embodiment 1
[0042] Embodiment 1, a kind of manufacture method of the aquatic product health-care feed additive without antibiotic, carries out following steps successively:
[0043] 1) Ingredients
[0044] Weigh 40g of soybean meal, 40 parts of rice bran, 40g of high-gluten flour, 5g of epimedium, 2g of vitamin C, 5g of licorice, 5g of feed yeast, 0.1g of xylanase, 0.1g of mannanase, and phytase 0.1g, 1g taurine, 1g dextran, 1g chitosan, 6g crude protein, 5g lysine, 5g sodium carboxymethyl cellulose, 5g sodium alginate, 5g crude fiber, 5g mineral composition.
[0045] Known through conventional test: the total amount of carbohydrates accounts for 10% in this fish feed formula, and crude fat accounts for 18%.
[0046] 10% of carbohydrates mainly come from high-gluten flour and soybean meal, and 18% of crude fat mainly comes from fish meal and fish oil.
[0047] 2) Smash
[0048] Mix fishmeal, soybean meal, yeast, calcium hydrogen phosphate, vitamins and minerals, and high-gluten flour f...
Embodiment 2
[0097] Embodiment 2, according to the manufacturing method of embodiment 1 and prescription manufacture a kind of aquatic health care feed additive without antibiotics, carry out following test successively:
[0098] (1) Materials and methods
[0099] 1. Materials
[0100] Test fish 360 test fish were purchased from Xinghai Farm.
[0101] Staphylococcus albus was provided by the Veterinary College of South China Agricultural University, Micrococus lysodeikticus was provided by China Medicinal Microorganism Culture Collection Center (CPCC100045), Aeromonas hydrophila was purchased from sigma company. After the bacteria were activated and inoculated with grass carp to confirm their virulence, they were used in the challenge test.
[0102] The test feed was selected from the feed prepared by groups C and D in Example 1 of the present invention. The blank feed was the basic feed without adding the premix of the present invention, and the feed was the grass carp adult fish pellet...
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Abstract
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