Lactobacillus paracasei fermented feed and preparation method thereof, fermenting equipment and application of lactobacillus paracasei fermented feed

A technology of fermented feed and fermentation equipment, which is applied in the field of Lactobacillus paracasei fermented feed and its preparation, can solve the problems of low nutritional value of Lactobacillus paracasei fermented feed, micro-ecological imbalance, increased antibiotic consumption, etc., and achieve improved feed Effects of conversion utilization efficiency, reduction of incidence, and ease of operation

Active Publication Date: 2013-05-01
HUNAN INST OF MICROBIOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002]Currently, the extensive use and abuse of antibiotics has brought a series of problems to animals, livestock products and the environment: animal pathogens have developed resistance to antibiotics, leading to an increase in the amount of antibiotics used; Long-term use of antibiotics causes the microecology of animals in the digestive tract to lose balance, causing infection; antibiotic residues in animal products lead to changes in human immunity and health effects
[0004]Lactobacillus paracasei is a kind of lactic acid bacteria, however, the existing production of Lactobacillus paracasei (Lactobacillus paracasei) fermented feed The process is relatively complex, requiring multiple sets of process equipment to cooperate with each other. The operation is cumbersome, the equipment investment is large, and the production efficiency is low. The prepared Lactobacillus paracasei fermented feed has low nutritional value and is easy to contaminate miscellaneous bacteria. The application effect is not good

Method used

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  • Lactobacillus paracasei fermented feed and preparation method thereof, fermenting equipment and application of lactobacillus paracasei fermented feed
  • Lactobacillus paracasei fermented feed and preparation method thereof, fermenting equipment and application of lactobacillus paracasei fermented feed
  • Lactobacillus paracasei fermented feed and preparation method thereof, fermenting equipment and application of lactobacillus paracasei fermented feed

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Embodiment 1

[0028] A preparation method of Lactobacillus paracasei fermented feed of the present invention comprises the following steps:

[0029] (1) Liquid fermentation of Lactobacillus paracasei: put the MRS liquid medium into the chamber of the fermentation equipment (the fermentation equipment can be a fermentation tank, a fermentation tank or a plastic container, and the fermentation equipment in Example 4 is selected in this embodiment) In the process, the liquid volume of the MRS liquid medium accounts for 20% of the volume of the cavity, and 115°C high-temperature steam is passed into the container for 20 minutes to complete the sterilization of the MRS liquid medium. After the sterilization is completed, cool down and sterilize the MRS The liquid medium is inoculated with Lactobacillus paracasei (strain preservation number: CICC 20296), the inoculum amount is 3%, the container is sealed after inoculation, and the paracasei milk is obtained after static culture at a temperature of...

Embodiment 2

[0038] A preparation method of Lactobacillus paracasei fermented feed of the present invention comprises the following steps:

[0039] (1) Liquid fermentation of Lactobacillus paracasei: put the MRS liquid medium into the chamber of a fermentation equipment (the fermentation equipment in Example 4 was selected in this embodiment), the liquid volume of the MRS liquid medium accounts for 25% of the volume of the cavity, inject high-temperature steam at 115°C into the container for 20 minutes to complete the sterilization of the MRS liquid medium, cool down after the sterilization is completed, and carry out Lactobacillus paracasei (strain preservation) on the MRS liquid medium No.: CICC 20296), the inoculum amount is 6%, the container is sealed after inoculation, and the liquid of Lactobacillus paracasei is obtained after static cultivation at a temperature of 37°C for 48 hours, and the fermentation liquid of Lactobacillus paracasei is obtained. The number of bacteria contained ...

Embodiment 3

[0042] A preparation method of Lactobacillus paracasei fermented feed of the present invention comprises the following steps:

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Abstract

The invention discloses a lactobacillus paracasei fermented feed and a preparation method thereof, fermenting equipment and an application of the lactobacillus paracasei fermented feed. The preparation method comprises a lactobacillus paracasei liquid fermentation step and a lactobacillus paracasei solid fermentation step, and has the advantages of simple process, low probability of infection of bacteria, low investment cost, high production efficiency, low energy consumption, and the like. The fermenting equipment comprises a supporting seat, a fermenting tank and a stirring assembly, wherein the stirring assembly is arranged in the fermenting tank; the fermenting tank comprises a tank body provided with a feeding hole and a discharging hole, and a sealing cover used for sealing the feeding hole and the discharging hole; the sealing cover is movably connected with the tank body; the tank body is arranged on the supporting seat in a swinging way; and a swinging driving assembly used for driving the tank body to incline for pouring materials is arranged on the supporting seat. The fermenting equipment has the advantages of compact structure, small floor area, easiness in operating, attractive appearance, convenience in cleaning, good mixing effect, capability of greatly lowering the labor strength, and the like. The lactobacillus paracasei fermented feed and the application thereof have the advantages that the occurrence rate of diarrhea of piglets after weaning can be greatly reduced, the growing speeds of pigs are increased, the feed transformation and utilization efficiency is improved, and the like.

Description

technical field [0001] The invention relates to the field of microbial fermentation, in particular to a Lactobacillus paracasei fermented feed and a preparation method, fermentation equipment and application thereof. Background technique [0002] At present, the extensive use and abuse of antibiotics has brought a series of problems to animals, livestock products and the environment: animal pathogens develop resistance to antibiotics, leading to an increase in the use of antibiotics; long-term use of antibiotics causes the microecology of animals in the digestive tract to lose balance, causing infection ; Antibiotic residues in animal products cause changes in human immunity and affect health. People gradually realize the potential harm of antibiotics to humans and animals. Therefore, in animal nutrition research and animal breeding, people spend a lot of effort on researching antibiotic substitutes and their application promotion. [0003] The development of green, safe an...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23K1/00A23K1/18A23K1/16A23N17/00
Inventor 刘惠知周映华胡新旭高书锋周小玲缪东王升平舒燕曾发娇
Owner HUNAN INST OF MICROBIOLOGY
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