Preparation method of composite microecological preparation for pigs
A compound microecology and strain preparation technology, applied in the direction of microorganism-based methods, biochemical equipment and methods, microorganisms, etc., can solve the problems of antibiotic health threats, animal drug resistance, production capacity decline, etc. Effects of food intake, enhancement of immunity, and reduction of feces odor
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Embodiment 1
[0015] Embodiment 1: the preparation of seed culture medium:
[0016] 1. Preparation of Bacillus coagulans
[0017] 1.1 Bacillus coagulans was obtained from CTCC23316 of China Microorganism Culture Collection Center.
[0018] 1.2 Preparation of bacteria solution
[0019] First prepare glucose 80g / L; corn steep liquor dry powder 1.2g / L; (NH4)SO45g / L; MgSO4 7H2O0.4g / L; KH2PO40.4g / L; Take 0.5ml; CaCO340g / L; pH7.2 1000ml seed culture medium to activate the strain, and then expand the culture step by step.
[0020] 1.3 Preparation of fermentation medium
[0021] In a 65L fermentation tank, bagasse is used as raw material in terms of mass percentage: bagasse 10%, ammonium sulfate 1%, magnesium sulfate 0.4%, potassium dihydrogen phosphate 0.3%, calcium carbonate 4%, pH 7.2.
[0022] 1.4 Viable count
[0023] The total number of viable bacteria was calculated by the dilution coating plate method.
[0024] 1.5 Main equipment
[0025] Shanghai Shuxin Instrument Co., Ltd. microcom...
Embodiment 2
[0046] Embodiment 2: prepare probiotics in this way
[0047] 1. Strain equipment
[0048] Prepare Bacillus coagulans 3.1×10 9 cfu / L, Bacillus subtilis 4.5×10 9 cfu / L, bifidobacteria 1.1×10 9 cfu / L.
[0049] 2. Culture medium preparation
[0050] In terms of mass percentage, the raw materials are mixed evenly and then added. Bran 80%, bagasse 10%, corn flour 3%, ammonium sulfate 1%, magnesium sulfate 0.3%, potassium dihydrogen phosphate 0.3%, manganese sulfate 0.4%, calcium carbonate 4%, sodium chloride 1%, adjust pH Sterilize after reaching 7.0±0.5, add distilled water to adjust the water volume to 10%.
[0051] 3. Inoculation and fermentation
[0052] Firstly, Bacillus subtilis and Bacillus coagulans were mixed according to the volume of 1:1, and then inoculated into the medium with a mass percentage of 20% of the medium, aerobic fermentation was carried out at 25°C for 4 days, and then anaerobic fermentation was carried out for 3 days. % mass percent inoculum was ins...
Embodiment 3
[0053]Embodiment 3: prepare probiotics in this way
[0054] 1. Strain equipment
[0055] Prepare Bacillus coagulans 3×10 9 cfu / L, Bacillus subtilis 5×10 9 cfu / L, bifidobacteria 1.5×10 9 cfu / L.
[0056] 2. Culture medium preparation
[0057] In terms of mass percentage, the raw materials are mixed evenly and then added. 70% bran, 20% bagasse, 4% corn flour, 1% ammonium sulfate, 0.4% magnesium sulfate, 0.3% potassium dihydrogen phosphate, 0.3% manganese sulfate, 3% calcium carbonate, 1% sodium chloride, adjust pH Sterilize after reaching 7.0±0.5, add distilled water to adjust the water volume to 10%.
[0058] 3. Inoculation and fermentation
[0059] Firstly, Bacillus subtilis and Bacillus coagulans were mixed according to the volume of 1:1, and then inoculated into the medium with a mass percentage of 25% of the medium, aerobically fermented at 25°C for 5 days, and then anaerobically fermented for 3 days, with 10 % mass percent inoculum was inserted into bifidobacteria, ...
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