CN105581010A - Freshwater shrimp feed additive and production method thereof - Google Patents
Freshwater shrimp feed additive and production method thereof Download PDFInfo
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- CN105581010A CN105581010A CN201410574665.3A CN201410574665A CN105581010A CN 105581010 A CN105581010 A CN 105581010A CN 201410574665 A CN201410574665 A CN 201410574665A CN 105581010 A CN105581010 A CN 105581010A
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- feed additive
- freshwater shrimp
- coating material
- production method
- fish meal
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Abstract
The invention discloses a freshwater shrimp feed additive and a production method thereof, and aims to provide the feed additive which is reasonable in component preparation, convenient to process, low in cost and high in decomposition speed. The decomposition speed of the feed additive coordinates with the utilization speed of the feed additive, so that ammonia poisoning caused by accumulated ammonia in blood is avoided, and besides, the defect of poor palatability of a conventional feed is overcome. The freshwater shrimp feed additive is prepared from the following components of calcium carbonate, fish meal, corn starch and a coating material. The preparation technology comprises the following steps of uniformly dispersing the raw materials in a coating material solution, and performing grinding to obtain an emulsion; and drying the emulsion in a drier to obtain microspheres, wherein the microspheres are used as the feed additive and can also be prepared into powder or granules, tablets and capsules; the feed additive is suitable for aquatic organisms such as freshwater shrimps, lobsters and the like.
Description
Technical field
The invention belongs to aquatic animal feed technical field, be specifically related to a kind of freshwater shrimp feed addictive and production method thereof.
Background technology
Background technology
Utilize microorganism in freshwater shrimp body can utilize the characteristic of ammonia, in freshwater shrimp feed, normal application nonprotein nitrogen replaces protein feeds, to save protein resource. Fish meal has advantages of that nitrogen content is high, production cost is low, is the nonprotein nitrogen source that is worth very much deep development. Show after deliberation, fish-meal can make the breeding of microorganism Fast Growth, and after feeding, freshwater shrimp can obviously increase feed intake 15~20%, improves digestibility 20%. But just hydrolysis rapidly, has ammonia to discharge at once after fish meal enters, and enter blood, and its rate of release often exceedes the speed of utilizing of internal microorganism by body, when exceeding liver detoxification ability, the ammonia amount of blood just causes animal ammonia poisoning when entering. And existing feed has the poor feature of palatability, may cause the repulsion behavior of aquatic animal. The defect of the equal various degrees of aquatic class feed product of application, can not properly settle the problem that feed exists in application process in the market, affects feed applying in fish production.
Summary of the invention
In order to solve above-mentioned deficiency, the object of the present invention is to provide a kind of freshwater shrimp feed addictive and production method thereof, this feed addictive decomposition rate is coordinated mutually with utilizing speed, avoids ammonia to accumulate in blood and causes ammonia poisoning, solves the poor shortcoming of conventional feed palatability simultaneously.
The present invention solves the technical scheme that its technical problem takes: the invention provides a kind of Nonprotein nitrogen feed additive of freshwater shrimp and component of production method thereof of being applicable to, and formulated by following component, (percentage by weight)
Calcium carbonate 5~10%
Fish meal 30~50%
Cornstarch 30~40%
Coating material 2~20%
Optional at least one or their combination in gelatin, sodium carboxymethylcellulose, ethyl cellulose, PVP, carbomer of coating material wherein.
The invention provides the preparation technology of a kind of freshwater shrimp feed addictive and production method thereof:
The fish meal of actual specific gravity and cornstarch are uniformly dispersed in coating material solution, grind to form emulsion through colloid mill, put at normal temperatures in spray dryer and be dried to microballoon, as feed addictive, also can be made into powder or granule, tablet, capsule etc.
The invention has the beneficial effects as follows: the preparation technique that adopts ultramicro grinding, microencapsulation and miniature balling-up in production technology, fish meal is made to the microballoon of diameter between 40-100um, its rate of release in freshwater shrimp body is slowly continued, coordinate mutually with other the speed of utilizing, solve the fish meal too fast problem of decomposition rate in vivo, can effectively avoid animal ammonia poisoning; Adopt spray drying technology to improve granulation quality, gained grain graininess is even, inclusion is abundant, inserts the peculiar taste of the imperceptible fish meal of animal in aquatic animal feed, is easy to eat. The equal safety non-toxic noresidue of selected coating material, can not damage animal body in metabolic process. In process of production, all operations all completes under normal temperature condition, can not cause nuisance to decompose, and reduces the loss of raw material. And in actual production, manufacturer can be as required by adding the auxiliary materials such as starch further to mix in the fish meal microballoon to making, make different dosage forms such as being applicable to the powder of needs or granule, tablet, capsule, greatly improve practicality of the present invention; Be applicable to the feed addictive of the aquatic animal such as freshwater shrimp, lobster.
Add calcium carbonate, can supplement calcium to freshwater shrimp, promote aquatic animal growth.
Detailed description of the invention
A component for freshwater shrimp feed addictive and production method thereof, formulated by following component, (components by weight percent)
Embodiment 1
Formula: calcium carbonate 80g, fish meal 500g, cornstarch 480g, gelatin 20g
Preparation method: fish meal and cornstarch are uniformly dispersed in gelatin solution, grind to form emulsion through colloid mill, put at normal temperatures in spray dryer and be dried to microballoon, obtain a kind of freshwater shrimp feed addictive of the present invention. Also can be made into powder or granule, tablet, capsule etc.
Embodiment 2
Formula: calcium carbonate 90g, fish meal 500g, cornstarch 450g, sodium carboxymethylcellulose 50g
Preparation method: in full accord with embodiment 1.
Clinical practice example: with the Nonprotein nitrogen feed additive of manufacture of the present invention, 10 fishing grounds are closely carried out in TAI HU AREA, Jiangsu Province and feed. None example produces malaise symptoms, and freshwater shrimp output steadily increases, and protein content is improved; Freshwater shrimp meat palatability improves.
Claims (2)
1. freshwater shrimp feed addictive and a production method thereof, is characterized in that comprising calcium carbonate, fish meal, cornstarch, coating material; It is characterized in that: formulated by following component, (percentage by weight) calcium carbonate 5~10%, fish meal 30~50%, cornstarch 30~40%, coating material 2~20%; Optional at least one or their combination in gelatin, sodium carboxymethylcellulose, ethyl cellulose, PVP, carbomer of coating material wherein.
2. an a kind of freshwater shrimp feed addictive as claimed in claim 1 and production method thereof; It is characterized in that: preparation technology is: the calcium carbonate of actual specific gravity, fish meal and cornstarch are uniformly dispersed in coating material solution, grind to form emulsion through colloid mill, put at normal temperatures and in spray dryer, be dried to microballoon, as feed addictive, make powder or granule, tablet, capsule.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410574665.3A CN105581010A (en) | 2014-10-24 | 2014-10-24 | Freshwater shrimp feed additive and production method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410574665.3A CN105581010A (en) | 2014-10-24 | 2014-10-24 | Freshwater shrimp feed additive and production method thereof |
Publications (1)
Publication Number | Publication Date |
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CN105581010A true CN105581010A (en) | 2016-05-18 |
Family
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Family Applications (1)
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CN201410574665.3A Pending CN105581010A (en) | 2014-10-24 | 2014-10-24 | Freshwater shrimp feed additive and production method thereof |
Country Status (1)
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CN (1) | CN105581010A (en) |
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2014
- 2014-10-24 CN CN201410574665.3A patent/CN105581010A/en active Pending
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Application publication date: 20160518 |