CN115769858A - Method for producing mixed feed formula by using fish enzymes for mink breeding - Google Patents
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- CN115769858A CN115769858A CN202111079121.6A CN202111079121A CN115769858A CN 115769858 A CN115769858 A CN 115769858A CN 202111079121 A CN202111079121 A CN 202111079121A CN 115769858 A CN115769858 A CN 115769858A
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Abstract
The invention relates to the technical field of mink breeding, and discloses a method for producing a formula of a mixed feed by using fish enzymes for mink breeding, which comprises the following steps: s1: collecting the by-products of the large-volume aquatic products in a large scale; s2: mixing and pretreating a large amount of fish processing waste, and then preparing a culture medium; s3: meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place; s4: by selecting microbial strains, performing seed expansion culture and adding the strains to a microbial fermentation part in S3 through preparation of a mixed starter, the invention can provide nutritional requirements for mink growth, improve the digestion and utilization efficiency of the mink on nutrients, enhance the resistance of intestinal tracts to bacterial infection and improve the organism immunity of the mink.
Description
Technical Field
The invention relates to the field of mink breeding, in particular to a method for producing a mixed feed formula by using fish enzymes for mink breeding.
Background
In the transition of mink breeding modes in China, the traditional breeding mode mainly takes courtyards or medium and small scales as main, the environmental facilities lag behind, the production mode is extensive, and the efficiency is low; with the continuous enlargement of production scale and continuous improvement of facilities, the production efficiency needs to be improved urgently, and the enterprise risk is obviously increased correspondingly. The fur-bearing animals such as minks have long breeding period, high breeding technical requirements and large quality difference of fur of different varieties, and the market competitiveness of the industry can be improved only by comprehensively standardizing and unifying aspects such as fine variety breeding, safe and high-quality feed supply, scientific breeding management modes, animal disease prevention and control and the like.
The breeding feed for minks mainly has the following problems: a large amount of proteins such as meat, bones and internal organs in the mink feed are easy to decay, freshness needs to be ensured in feed processing, feeding, storage and transportation, and the influence on animal health caused by the deterioration of raw materials is avoided; meanwhile, the cost of the feed can be increased by fresh keeping, the development of feed raw materials convenient to store is urgent to reduce the breeding cost, and in mink breeding, viral diseases such as mink encephalopathy, canine distemper and the like are easy to occur in the mink breeding process; and bacterial infection diseases such as neisseria mink meningitis, mink klebsiella, pasteurella, anthrax, escherichia coli and the like, bring huge risks to breeding, and the feeding effect of the single-breed fish is not as good as that of the small-breed fish when the mink is fed by the fresh small-breed fish; the feeding effect of the big fish is not as good as that of the big and small trash fishes when the big fish is used alone; the effect of singly using the fish with high fat content is not as good as that of feeding the fish with low fat content together.
Therefore, the method for producing the mixed feed formula by using the fish enzyme for mink culture utilizes the microbial engineering technology to biodegrade and convert fish processing wastes and small trash fish to produce beneficial microbial populations rich in beneficial microorganisms capable of helping mink intestinal tracts to improve digestion, uses high-nitrogen biological nutrients mainly comprising polypeptide and amino acid and the fish enzyme with high added value, and uses the mixture as the main component of the novel premix, so that the nutritional requirement for mink growth can be met, the digestion and utilization efficiency of the mink on the nutrients can be improved, the resistance of the intestinal tracts to bacterial infection is enhanced, and the organism immunity of the mink is improved.
Disclosure of Invention
The invention aims to provide a method for producing a mixed feed formula by using fish enzymes for mink breeding, which solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a method for producing a mixed feed formula by using fish enzymes for mink breeding comprises the following steps:
s1: collecting the by-products of the large-volume aquatic products in a large scale;
s2: mixing and pretreating a large amount of fish processing waste, and then preparing a culture medium;
s3: meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place;
s4: selecting microbial strains, performing seed amplification culture, and preparing and adding a mixed starter into a microbial fermentation part in S3;
s5: s3, ensuring process control at the microbial fermentation part, namely controlling the seed quantity, controlling the temperature, controlling the pH, controlling the ventilation and controlling the time;
s6: producing fermentation liquor in the microbial fermentation place;
s7: matching the fermentation liquor with fish of different product types which meet the internal control of product quality;
s8: then mixing the S7, the mink feeding product, vegetable protein and algae to form fish enzyme and mink premix feed;
s9: the fish enzyme and mink premix feed needs to pass the physicochemical characteristic standard.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through utilizing a microbial engineering technology, fish processing wastes and small trash fish are subjected to biodegradation and conversion to produce a fish enzyme which is rich in beneficial microbial population capable of helping mink intestinal digestion, high-nitrogen biological nutrients mainly comprising polypeptide and amino acid and high added value and can help mink intestinal digestion to improve the digestion. The mixture as the main component of the novel premix can not only provide the nutritional requirement for mink growth, but also improve the digestion and utilization efficiency of the mink on nutrients, enhance the resistance of intestinal tract to bacterial infection and improve the organism immunity of the mink.
2. The invention can not only improve the added value of the utilization of aquatic product waste, change waste into valuable, but also effectively reduce the pollution of waste to the environment in the processing process of aquatic products, save the cost of environmental protection treatment, and provide a new technology and a new way for the deep processing of marine by-products such as low-value fishes and the like.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic flow chart of a method for producing a mixed feed formula by using fish ferment for mink breeding according to the invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly and can be, for example, fixedly connected, disposed, detachably connected, disposed or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1, the present invention provides a technical solution: a method for producing a mixed feed formula by using fish enzymes for mink breeding comprises the following steps:
s1: collecting the by-products of the large-volume aquatic products in a large scale; can collect and concentrate by-products in aquatic products on a large scale.
S2: mixing and pretreating a large amount of fish processing waste, and then preparing a culture medium; the by-products and processing wastes generated in the aquatic products are mixed and pre-branched.
S3: meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place; and adding nutrients into the mixture for medium optimization, and then sending the mixture into a microbial fermentation place.
S4: selecting microbial strains, performing seed amplification culture, and preparing and adding a mixed starter into a microbial fermentation part in S3; selecting microbial strains required in the mink culture process, carrying out seed amplification culture, mixing the microbial strains into a starter, and adding the starter into a microbial fermentation place.
S5: s3, ensuring process control at the microbial fermentation part, namely controlling the seed quantity, controlling the temperature, controlling the pH, controlling the ventilation and controlling the time; the inoculation amount is controlled, the temperature is controlled, the pH is controlled, the aeration is controlled and the time is controlled, so that complete process control is formed at the microbial fermentation part.
S6: producing fermentation liquor in the microbial fermentation place; then fermentation liquor is generated in the microbial fermentation position and is collected and concentrated.
S7: matching the fermentation liquor with fish of different product types which meet the internal control of product quality;
s8: then mixing the S7, the mink feeding product, vegetable protein and algae to form a fish enzyme mink premix feed;
s9: the fish enzyme and mink premix feed needs to pass physicochemical property standards.
Detailed description of the preferred embodiment 1
Collecting the by-products of the large-volume aquatic products in a large scale; mixing and pretreating a large amount of fish processing waste, and then preparing a culture medium; meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place; selecting microbial strains, performing seed amplification culture, and preparing and adding a mixed starter into a microbial fermentation part in S3; s3, ensuring process control, namely controlling the seed amount, controlling the temperature, controlling the pH, controlling the ventilation and controlling the time at the microbial fermentation part; producing fermentation liquor in the microbial fermentation place; matching the fermentation liquor with fish of different product types which meet the internal control of product quality; then mixing the S7, the mink feeding product, vegetable protein and algae to form fish enzyme and mink premix feed; the fish enzyme and mink premix feed needs to pass physicochemical property standards.
(1) Screening and identification of microbial strains produced by fish enzyme
In the strains which are screened and preserved and have better effect on degrading the fish processing leftovers, strains which are beneficial to the physiological metabolism of animal intestinal tracts and have high production efficiency of fish enzymes are further screened and preserved to be used as production alternatives.
(2) Optimization of fermentation conditions of fish enzyme feed
According to the feeding habits of minks, fish processing leftovers are screened as fermentation raw materials, the quality safety of the fish processing leftovers in the fermentation raw materials is controlled, and the production conditions such as the feed-liquid ratio of fish enzyme fermentation, the proportion of various raw materials, the ventilation volume, the stirring speed and the like are optimized.
(3) Fish enzyme and mink premix formula design and optimization thereof
Through mink feeding experiments, aiming at the characteristics of nutritional requirements of different growth and development periods (such as the reproductive period, the pregnancy period and the lactation period of female minks), a mink feed premix series formula which mainly comprises a fish enzyme mixture rich in beneficial microbial flora and is supplemented with comprehensive nutrients of seaweed, vegetable protein, mineral elements and other bioactive substances is designed.
(4) Ingredient content detection and functional evaluation standard of fish enzyme and mink premix feed formula
Due to the source diversity of fish processing leftovers, fish enzyme fermentation products in different batches have certain quality difference, the minimum standard of the content of various active substances in the fish enzyme fermentation products is determined on the basis of the optimized mink fish enzyme premix formula, the product production standard of an enterprise is formulated, and the technical reference is provided for the later-stage large-scale standardized production.
Specific example 2
Collecting the by-products of the large-volume aquatic products in a large scale; mixing and pretreating a large amount of fish processing waste, and then preparing a culture medium; meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place; selecting microbial strains, performing seed amplification culture, and preparing and adding a mixed starter into a microbial fermentation part in S3; s3, ensuring process control, namely controlling the seed amount, controlling the temperature, controlling the pH, controlling the ventilation and controlling the time at the microbial fermentation part; producing fermentation liquor in the microbial fermentation place; matching the fermentation liquor with fish of different product types which accord with the internal control of the product quality; then mixing the S7, the mink feeding product, vegetable protein and algae to form fish enzyme and mink premix feed; the fish enzyme and mink premix feed needs to pass physicochemical property standards.
Using non-batch leftovers
| A trash fish leftover | Leftover bits and pieces of mixed fish B | C trash fish leftovers | |
| Heat generation amount | 74.3kcal/100g | 82.6kcal/100g | 88.9kcal/100g |
| Digesting proteins | 11.2g/100g | 13.6g/100g | 14.9g/100g |
Specific example 3
Collecting the by-products of the large-volume aquatic products in a large scale; mixing and pretreating large batches of fish processing wastes, and then preparing a culture medium; meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place; selecting microbial strains, performing seed amplification culture, and preparing and adding a mixed starter into a microbial fermentation part in S3; s3, ensuring process control, namely controlling the seed amount, controlling the temperature, controlling the pH, controlling the ventilation and controlling the time at the microbial fermentation part; producing fermentation liquor in the microbial fermentation place; matching the fermentation liquor with fish of different product types which accord with the internal control of the product quality; then mixing the S7, the mink feeding product, vegetable protein and algae to form a fish enzyme mink premix feed; the fish enzyme and mink premix feed needs to pass physicochemical property standards.
The fish enzyme premix feed has good palatability, can be used as a phagostimulant to promote the appetite of animals, is added with vegetable protein and seaweed, meets the nutritional requirements of cultured animals, reduces the feed cost, ensures the fur quality of minks, is rich in intestinal beneficial flora and various nutritional ingredients, and can effectively ensure the healthy growth of the minks during the culture period; the process for preventing and treating digestive tract diseases caused by various bacteria adopts a biological technology, and realizes high-efficiency biotransformation of fish processing wastes by applying independently screened and compatible microbial flora.
When the method for producing the mixed feed formula by using the fish enzymes for mink breeding is used, it is to be noted that the invention relates to the method for producing the mixed feed formula by using the fish enzymes for mink breeding, all parts are universal standard parts or parts known by technicians in the field, and the structure and the principle of the parts can be known by the technicians through technical manuals or conventional experimental methods.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (1)
1. The method for producing the mixed feed formula by using the fish enzymes for mink breeding is characterized by comprising the following steps of:
s1: collecting the by-products of the large-volume aquatic products in a large scale;
s2: mixing and pretreating a large amount of fish processing waste, and then preparing a culture medium;
s3: meanwhile, nutrients are added for culture medium optimization, and then the mixture is sent to a microbial fermentation place;
s4: selecting microbial strains, performing seed amplification culture, and preparing and adding a mixed starter into a microbial fermentation part in S3;
s5: s3, ensuring process control at the microbial fermentation part, namely controlling the seed quantity, controlling the temperature, controlling the pH, controlling the ventilation and controlling the time;
s6: producing fermentation liquor in the microbial fermentation site;
s7: matching the fermentation liquor with fish of different product types which accord with the internal control of the product quality;
s8: then mixing the S7, the mink feeding product, vegetable protein and algae to form fish enzyme and mink premix feed;
s9: the fish enzyme and mink premix feed needs to pass the physicochemical characteristic standard.
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| CN202111079121.6A CN115769858A (en) | 2021-09-08 | 2021-09-08 | Method for producing mixed feed formula by using fish enzymes for mink breeding |
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| CN202111079121.6A CN115769858A (en) | 2021-09-08 | 2021-09-08 | Method for producing mixed feed formula by using fish enzymes for mink breeding |
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| CN115769858A true CN115769858A (en) | 2023-03-10 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2205712A1 (en) * | 1996-12-17 | 1998-06-17 | Brian Strickland | Process for converting waste protein sources into a balanced animal feed |
| CN101564081A (en) * | 2008-04-25 | 2009-10-28 | 上海创博生态工程有限公司 | Production method for producing fish meal replacement products by utilizing fermentation process |
| CN103652506A (en) * | 2014-01-04 | 2014-03-26 | 莫小见 | Micro ecological feed for minks and production method of micro ecological feed |
| CN105494914A (en) * | 2014-10-20 | 2016-04-20 | 王娟 | Special compound feed for mink and production method thereof |
| CN109123221A (en) * | 2018-08-08 | 2019-01-04 | 浙江炯炜海洋生物科技有限公司 | A kind of full nutrition aquaculture feed prepared using aquatic products processing leftover bits and pieces |
| CN109170130A (en) * | 2018-08-08 | 2019-01-11 | 浙江炯炜海洋生物科技有限公司 | The method that solid state fermentation aquatic products leftover bits and pieces prepares fish meal |
-
2021
- 2021-09-08 CN CN202111079121.6A patent/CN115769858A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2205712A1 (en) * | 1996-12-17 | 1998-06-17 | Brian Strickland | Process for converting waste protein sources into a balanced animal feed |
| CN101564081A (en) * | 2008-04-25 | 2009-10-28 | 上海创博生态工程有限公司 | Production method for producing fish meal replacement products by utilizing fermentation process |
| CN103652506A (en) * | 2014-01-04 | 2014-03-26 | 莫小见 | Micro ecological feed for minks and production method of micro ecological feed |
| CN105494914A (en) * | 2014-10-20 | 2016-04-20 | 王娟 | Special compound feed for mink and production method thereof |
| CN109123221A (en) * | 2018-08-08 | 2019-01-04 | 浙江炯炜海洋生物科技有限公司 | A kind of full nutrition aquaculture feed prepared using aquatic products processing leftover bits and pieces |
| CN109170130A (en) * | 2018-08-08 | 2019-01-11 | 浙江炯炜海洋生物科技有限公司 | The method that solid state fermentation aquatic products leftover bits and pieces prepares fish meal |
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