A kind of preparation method of probiotics active wet-mix feed from liquid state to solid state fermentation
A technology of solid-state fermentation and liquid fermentation, which is applied in the field of livestock and poultry feed production, can solve the problems of difficulty in controlling the content of miscellaneous bacteria, low feed utilization rate, and low number of beneficial bacteria, and achieves the inhibition of the growth of miscellaneous bacteria and the utilization rate of equipment. The effect of high and low production cost
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[0034] A method for preparing probiotic active wet-mixed feed from liquid to solid-state fermentation of the present invention comprises the following steps:
[0035] A. Pretreatment of fermentation base material
[0036] Crush the liquid fermentation base material into 1-3 mm sieves, perform puffing or microwave sterilization treatment, and crush the solid-state fermentation base material into 0.5-1.5 mm sieves;
[0037] B. Preparation of liquid fermented material
[0038] Add 5-20 parts by weight of liquid fermentation base material, 80-95 parts by weight of water, 0-0.1 parts by weight of lactose or oligosaccharides into the fermenter, inoculate probiotics according to the total volume of liquid fermentation base material and water, stir evenly, At a temperature of 30-40°C, leave it to ferment for 36-60 hours to obtain a liquid fermented material;
[0039] C. Preparation of Active Wet Mix Feed
[0040]Stir the liquid fermentation material in the fermentation tank evenly,...
Embodiment 1
[0054] In the experiment, 60 piglets weaned at the age of 28 days were selected, and they were randomly divided into two groups, the test group and the control group, according to the principle of similar blood relationship, sex and body weight. Each group had 3 replicates, and each replicate had 10 piglets. . The test group and the control group use the same feed formula, the nutritional level of the diet formula is the same, the feed formula is 42% corn, 18% soybean meal, 13% puffed soybean, 6% whey powder, 6% fish meal, piglet concentrate Ingredients 15% (containing vitamins, minerals, amino acids, acidulants, flavoring agents, enzyme preparations, pharmaceutical additives, carriers, etc.). The feed formula of the test group did not contain enzyme preparations, acidifiers, or any pharmaceutical additives such as antibiotics. The feed of the control group was crushed, mixed and granulated according to the formula and then fed. The composition and ratio of the liquid fermen...
Embodiment 2
[0056] In the experiment, 60 pigs with a body weight of 50-55kg were selected and randomly divided into two groups, a test group and a control group, with 3 repetitions in each group and 10 pigs in each repetition. The test group and the control group used the same feed formula, and the nutritional level of the diet formula was the same. The feed formula was 60% corn, 20% bean cake, 5% fine bran, and 15% concentrated feed for fattening pigs (containing vitamins and minerals). , amino acids, acidulants, flavoring agents, enzyme preparations, pharmaceutical additives, carriers, etc.). The feed formula of the test group did not contain enzyme preparations, acidifiers, or any pharmaceutical additives such as antibiotics. The feed of the control group was crushed, mixed and granulated according to the formula and then fed. The composition and ratio of the liquid fermentation base material of the test group are 65% corn, 10% peeled soybean meal and 25% broken rice. The weight rati...
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