Composite microbial feed additive for chicken and preparation method thereof
A technology of compound microorganisms and feed additives, applied in animal feed, animal feed, applications, etc., can solve problems such as the lack of probiotics, and achieve the effect of improving the quality of livestock products
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Embodiment 1
[0020] A compound microbial feed additive for chicks, comprising probiotics and prebiotics, the probiotics include bifidobacterium chicken, Lactobacillus acidophilus, Enterococcus faecium and Bacillus licheniformis, and the prebiotics include xylooligosaccharides. The concentrations of the Bifidobacterium chicken, Lactobacillus acidophilus, Enterococcus faecium, Bacillus licheniformis and xylo-oligosaccharide are respectively: Bifidobacterium chicken 2×10 8 cfu / ml, Lactobacillus acidophilus 2×10 8 cfu / ml, Enterococcus faecium 1.2×10 9 cfu / ml, Bacillus licheniformis 2.5×10 9 cfu / ml and xylooligosaccharide 1×10 -2 g / ml.
[0021] The preparation method of the above-mentioned chick compound microbial feed additive, concrete steps are:
[0022] The first step is to add the Bacillus licheniformis bacteria powder into the nutrient broth, the inoculation ratio is 1wt%, and the shaker is cultivated at 30°C for 18h, and the shaker speed is 150rpm;
[0023] The second step is to ino...
Embodiment 2
[0030] A compound microbial feed additive for chicks, comprising probiotics and prebiotics, the probiotics include bifidobacterium chicken, Lactobacillus acidophilus, Enterococcus faecium and Bacillus licheniformis, and the prebiotics include xylooligosaccharides. The concentrations of the Bifidobacterium chicken, Lactobacillus acidophilus, Enterococcus faecium, Bacillus licheniformis and xylo-oligosaccharide are respectively: Bifidobacterium chickenis, Lactobacillus acidophilus 6×10 8 cfu / ml, Enterococcus faecium 2.0×10 9 cfu / ml, Bacillus licheniformis 3.6×10 9 cfu / ml and xylooligosaccharide 5×10 -2 g / ml.
[0031] The preparation method of the above-mentioned chick compound microbial feed additive, concrete steps are:
[0032] The first step is to add the Bacillus licheniformis bacteria powder into the nutrient broth, the inoculation ratio is 3wt%, and the shaker is cultivated at 40°C for 24 hours, and the shaker speed is 250rpm;
[0033] The second step is to inoculate t...
Embodiment 3
[0040] A compound microbial feed additive for chicks, comprising probiotics and prebiotics, the probiotics include bifidobacterium chicken, Lactobacillus acidophilus, Enterococcus faecium and Bacillus licheniformis, and the prebiotics include xylooligosaccharides. The concentrations of the Bifidobacterium chickenis, Lactobacillus acidophilus, Enterococcus faecium, Bacillus licheniformis and xylo-oligosaccharide are respectively: Bifidobacterium chickenis 4×10 8 cfu / ml, Lactobacillus acidophilus 4×10 8 cfu / ml, Enterococcus faecium 1.5×10 9 cfu / ml, Bacillus licheniformis 3×10 9 cfu / ml and xylooligosaccharide 3×10 -2 g / ml.
[0041] The preparation method of the above-mentioned chick compound microbial feed additive, concrete steps are:
[0042] The first step is to add the Bacillus licheniformis bacteria powder into the nutrient broth, the inoculation ratio is 2wt%, and the shaker is cultivated at 35°C for 20h, and the shaker speed is 200rpm;
[0043] The second step is to i...
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