CN113229419A - Tilapia mossambica feed with crispy meat and preparation method thereof - Google Patents

Tilapia mossambica feed with crispy meat and preparation method thereof Download PDF

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Publication number
CN113229419A
CN113229419A CN202110680808.9A CN202110680808A CN113229419A CN 113229419 A CN113229419 A CN 113229419A CN 202110680808 A CN202110680808 A CN 202110680808A CN 113229419 A CN113229419 A CN 113229419A
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parts
feed
tilapia
meal
sulfate
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黎国栋
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Guangdong Xinfumin Agriculture And Animal Husbandry Co ltd
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Guangdong Xinfumin Agriculture And Animal Husbandry Co ltd
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    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
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    • A23K20/00—Accessory food factors for animal feeding-stuffs
    • A23K20/10—Organic substances
    • A23K20/116—Heterocyclic compounds
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    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K20/00—Accessory food factors for animal feeding-stuffs
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    • A23K20/142—Amino acids; Derivatives thereof
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    • A23K20/10—Organic substances
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    • A—HUMAN NECESSITIES
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    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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Abstract

The invention discloses a tilapia feed with crispy meat and a preparation method thereof. According to the tilapia feed, the protein source is replaced by the bean pulp fermented by mixed bacteria, various anti-nutritional factors such as trypsin inhibitor and goiter-causing elements in the bean pulp are effectively removed by fermentation, broad beans, wheat, the bean pulp, bran, peanut bran and wheat middling are used as main raw materials, the muscle crude fat content and the collagen content of tilapia bodies are increased, the fragrance of the feed is increased by microwave curing, low-temperature crushing and superfine crushing are performed, the puffing processing is convenient, the nutritional ingredients in the feed are preserved, and the digestion of juvenile fish is convenient.

Description

Tilapia mossambica feed with crispy meat and preparation method thereof
Technical Field
The invention relates to a fish feed, in particular to a feed for tilapia with crisp meat and a preparation method thereof.
Background
Tilapia is originally Africa and belongs to tropical fishes, and the tilapia comprises more than 100 subspecies. Tilapia mossambica has the characteristics of fast generation, high yield, poor feeding quality, few diseases, strong fecundity and the like, and is a main aquaculture product in China. The meat is delicious, has less thorn, has high protein content, is rich in 8 essential amino acids needed by human body, and has particularly high glutamic acid and glycine content. Tilapia is popular with people due to the characteristics, is called white salmon and fish in the 21 st century, and has become one of hot spots for cultivation, processing and export in recent years. The existing tilapia feed is lack of nutrient components for growth of tilapia, unbalanced in nutrition, poor in taste of tilapia and low in fat and protein content, and the conventional production of tilapia feed adopts grain cutting, so that the produced grains are too large, which is inconvenient for young fish to eat and digest and is not suitable for large-scale culture.
Disclosure of Invention
The invention aims to provide a tilapia feed with crisp meat and a preparation method thereof, wherein the tilapia feed adopts mixed fermented soybean meal as a plant substitute protein source, and effectively removes trypsin inhibitor, goiter-causing elements and other anti-nutritional factors existing in the soybean meal by fermentation, thereby being beneficial to digestion and absorption of fish and conversion of production performance; broad beans, wheat, bean pulp, bran, peanut bran and wheat middling are used as main raw materials, the muscle crude fat content and the collagen content of tilapia bodies are improved, the mouth feel of tilapia bodies is obviously enhanced, and a plurality of additives are added, so that the feed is more comprehensive in performance, suitable for large-scale culture and capable of improving the culture output; the preparation method of the tilapia feed adopts microwave curing to increase the flavor of the feed, attracts tilapia to eat, produces the feed by puffing, is convenient for young fishes to eat and digest, is convenient for low-temperature crushing and superfine crushing, is convenient for puffing processing, improves the mixing compatibility of feed materials, and preserves the nutrient components in the feed.
The purpose of the invention can be realized by the following technical scheme:
a tilapia feed with crispy meat comprises broad bean, wheat, bean pulp, bran, peanut bran, wheat middling, rapeseed oil, cottonseed meal, fish meal, rice bran meal, corn DDGS, soybean oil, monocalcium phosphate, stone powder, sodium chloride, ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, calcium sulfate, sodium selenite, calcium propionate, multiple vitamins, amino acids, phytase and ethoxyquin;
the tilapia feed comprises the following components in parts by weight: 300 parts of broad bean 150-containing materials, 10-30 parts of wheat, 10-20 parts of bean pulp, 10-20 parts of bran, 10-20 parts of peanut bran, 5-10 parts of wheat shorts, 10-20 parts of cottonseed meal, 1-4 parts of fish meal, 10-20 parts of rice bran meal, 10-3 parts of corn DDGS1-3 parts, 10-30 parts of rapeseed oil, 40-70 parts of soybean oil and 1-5 parts of stone powder, 0.1-0.3 part of monocalcium phosphate, 0.1-0.3 part of sodium chloride, 0.1-0.3 part of ferrous sulfate, 0.1-0.3 part of copper sulfate, 0.1-0.3 part of zinc sulfate, 0.1-0.3 part of manganese sulfate, 0.1-0.3 part of calcium sulfate, 0.1-0.3 part of sodium selenite, 0.1-0.3 part of calcium propionate, 2-8 parts of various vitamins, 1-3 parts of amino acid, 0.1-0.3 part of phytase and 0.1-0.3 part of ethoxyquinoline.
Furthermore, the soybean oil and the soybean meal are both prepared by processing transgenic soybeans.
The preparation method of the feed for the tilapia with crispy meat is characterized by comprising the following steps:
s1, weighing all the raw materials according to the proportion of each component;
s2, curing the raw materials
Putting broad beans, wheat, bran, peanut bran, wheat middling, cottonseed meal, fish meal, rice bran meal and corn DDGS into microwave curing equipment for curing operation to obtain cured raw materials, performing mixed fermentation on the soybean meal by using saccharomycetes and lactic acid bacteria to obtain fermented soybean meal, and pouring the fermented soybean meal and the cured raw materials into a high-speed mixer to be uniformly stirred to obtain a first mixture;
s3, primary crushing
Putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen after pulverizing to obtain first powder;
s4, adding additives
Sequentially adding calcium dihydrogen phosphate, stone powder, sodium chloride, ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, calcium sulfate, sodium selenite, calcium propionate, multiple vitamins, amino acids, phytase and ethoxyquinoline into the first powder, and stirring to obtain a second mixture;
s5, secondary crushing
Pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen after pulverization to obtain second powder;
s6, mixing
Pouring the rapeseed oil and the soybean oil into the high-speed stirrer, then pouring the second powder, and uniformly stirring and mixing to obtain a third mixture;
s7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
Further, the stirring time in the S1 is 5-10 min.
Further, the microwave curing temperature in the S2 is 100-130 ℃.
Further, the mesh number of the first screen in the S3 is 50-100.
Further, the stirring time in the S4 is 2-5 min.
Further, the number of the second screen meshes in the S5 is 10-20.
Further, the stirring and mixing time of the S6 is 1-4 min.
The invention has the beneficial effects that:
1. according to the tilapia feed, the bean pulp fermented by mixed bacteria is used as a plant substitute protein source, and various anti-nutritional factors such as trypsin inhibitor, goiter-causing substance and the like in the bean pulp are effectively removed by fermentation, so that the tilapia feed is beneficial to digestion and absorption of fishes and conversion of production performance;
2. the tilapia feed disclosed by the invention takes broad beans, wheat, bean pulp, bran, peanut bran and wheat middling as main raw materials, so that the muscle crude fat content and the collagen content of tilapia bodies are increased, the taste of fish is obviously enhanced, and various additives are added, so that the feed is more comprehensive in performance, suitable for large-scale culture and capable of increasing the culture output;
3. according to the preparation method of the tilapia feed, the flavor of the feed is increased by microwave curing, the tilapia is attracted to eat, the feed is produced by puffing, young fishes are convenient to eat and digest, low-temperature crushing and superfine crushing are convenient, puffing processing is convenient, the mixing compatibility of feed materials is improved, and the nutritional ingredients in the feed are preserved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A tilapia feed with crispy meat comprises broad bean, wheat, bean pulp, bran, peanut bran, wheat middling, rapeseed oil, cottonseed meal, fish meal, rice bran meal, corn DDGS, soybean oil, monocalcium phosphate, stone powder, sodium chloride, ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, calcium sulfate, sodium selenite, calcium propionate, multiple vitamins, amino acids, phytase and ethoxyquin.
The weight ratio of each component is as follows: 300 parts of broad bean 150-containing materials, 10-30 parts of wheat, 10-20 parts of bean pulp, 10-20 parts of bran, 10-20 parts of peanut bran, 5-10 parts of wheat shorts, 10-20 parts of cottonseed meal, 1-4 parts of fish meal, 10-20 parts of rice bran meal, 10-3 parts of corn DDGS1-3 parts, 10-30 parts of rapeseed oil, 40-70 parts of soybean oil and 1-5 parts of stone powder, 0.1-0.3 part of monocalcium phosphate, 0.1-0.3 part of sodium chloride, 0.1-0.3 part of ferrous sulfate, 0.1-0.3 part of copper sulfate, 0.1-0.3 part of zinc sulfate, 0.1-0.3 part of manganese sulfate, 0.1-0.3 part of calcium sulfate, 0.1-0.3 part of sodium selenite, 0.1-0.3 part of calcium propionate, 2-8 parts of various vitamins, 1-3 parts of amino acid, 0.1-0.3 part of phytase and 0.1-0.3 part of ethoxyquinoline.
The soybean oil and the soybean meal are both prepared by processing transgenic soybeans.
A preparation method of a feed for tilapia with crispy meat comprises the following steps:
s1, weighing all the raw materials according to the proportion of each component.
S2, curing the raw materials
Putting broad beans, wheat, bran, peanut bran, wheat middling, cottonseed meal, fish meal, rice bran meal and corn DDGS into microwave curing equipment for curing operation, wherein the microwave curing temperature is 100-130 ℃ to obtain cured raw materials, performing mixed fermentation on the soybean meal by using saccharomycetes and lactic acid bacteria to obtain fermented soybean meal, then pouring the fermented soybean meal and the cured raw materials into a high-speed stirrer, and stirring for 5-10min to obtain a first mixture.
S3, primary crushing
And putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen with the mesh number of 50-100 to obtain first powder.
S4, adding additives
Adding calcium dihydrogen phosphate, stone powder, sodium chloride, ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, calcium sulfate, sodium selenite, calcium propionate, vitamins, amino acids, phytase, and ethoxyquinoline into the first powder in sequence, and stirring for 2-5min to obtain a second mixture.
S5, secondary crushing
And (3) pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen with the mesh number of 10-20 to obtain second powder.
S6, mixing
And pouring the rapeseed oil and the soybean oil into the high-speed stirrer, pouring the second powder, and stirring for 1-4min to obtain a third mixture.
S7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
The following examples are provided to further explain the present invention of a tilapia feed with crispy meat and its preparation method: example 1:
s1, weighing all the raw materials according to the proportion of each component.
S2, curing the raw materials
Putting 150 kg of broad bean, 10 kg of wheat, 10 kg of bean pulp, 10 kg of bran, 10 kg of peanut bran, 5 kg of wheat middling, 10 kg of cottonseed meal, 1 kg of fish meal, 10 kg of rice bran meal and 1 kg of corn DDGS1 into microwave curing equipment for curing operation, wherein the microwave curing temperature is 100 ℃ to obtain cured raw materials, performing mixed fermentation on the bean pulp by using saccharomycetes and lactic acid bacteria to obtain fermented bean pulp, pouring the fermented bean pulp and the cured raw materials into a high-speed stirrer, and stirring for 5min to obtain a first mixture.
S3, primary crushing
And putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen with the mesh number of 50 to obtain first powder.
S4, adding additives
0.1 kg of monocalcium phosphate, 1 kg of mountain flour, 0.1 kg of sodium chloride, 0.1 kg of ferrous sulfate, 0.1 kg of copper sulfate, 0.1 kg of zinc sulfate, 0.1 kg of manganese sulfate, 0.1 kg of calcium sulfate, 0.1 kg of sodium selenite, 0.1 kg of calcium propionate, 2 kg of multivitamins, 1 kg of amino acid, 0.1 kg of phytase and 0.1 kg of ethoxyquinoline are sequentially added into the first powder, and stirred for 2min to obtain a second mixture.
S5, secondary crushing
And (3) pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen with the mesh number of 10 to obtain second powder.
S6, mixing
10 kg of rapeseed oil and 40 kg of soybean oil were poured into the high-speed mixer, and the second powder was further poured into the mixer and stirred for 1min to obtain a third mixture.
S7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
Example 2:
s1, weighing all the raw materials according to the proportion of each component.
S2, curing the raw materials
200 kg of broad beans, 20 kg of wheat, 15 kg of bean pulp, 15 kg of bran, 15 kg of peanut bran, 8 kg of wheat middling, 15 kg of cottonseed meal, 2 kg of fish meal, 15 kg of rice bran meal and 15 kg of corn DDGS2 are placed into microwave curing equipment for curing operation, the microwave curing temperature is 110 ℃ to obtain cured raw materials, saccharomycetes and lactic acid bacteria are used for carrying out mixed fermentation on the bean pulp to obtain fermented bean pulp, then the fermented bean pulp and the cured raw materials are poured into a high-speed stirrer and stirred for 7min to obtain a first mixture.
S3, primary crushing
And putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen with the mesh number of 70 to obtain first powder.
S4, adding additives
0.2 kg of monocalcium phosphate, 3 kg of stone powder, 0.2 kg of sodium chloride, 0.2 kg of ferrous sulfate, 0.2 kg of copper sulfate, 0.2 kg of zinc sulfate, 0.2 kg of manganese sulfate, 0.2 kg of calcium sulfate, 0.2 kg of sodium selenite, 0.2 kg of calcium propionate, 5 kg of multivitamins, 2 kg of amino acids, 0.2 kg of phytase and 0.2 kg of ethoxyquinoline are sequentially added into the first powder, and stirred for 3min to obtain a second mixture.
S5, secondary crushing
And (3) pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen with the mesh number of 15 after pulverization to obtain second powder.
S6, mixing
And pouring 20 kg of rapeseed oil and 55 kg of soybean oil into the high-speed stirrer, pouring the second powder, and stirring for 2min to obtain a third mixture.
S7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
Example 3:
s1, weighing all the raw materials according to the proportion of each component.
S2, curing the raw materials
Putting 260 kg of broad beans, 25 kg of wheat, 18 kg of bean pulp, 18 kg of bran, 19 kg of peanut bran, 9 kg of wheat middling, 19 kg of cottonseed meal, 3 kg of fish meal, 17 kg of rice bran meal and 2.5 kg of corn DDGS (distillers dried grains with soluble) into microwave curing equipment for curing operation, wherein the microwave curing temperature is 120 ℃ to obtain cured raw materials, performing mixed fermentation on the bean pulp by using saccharomycetes and lactic acid bacteria to obtain fermented bean pulp, pouring the fermented bean pulp and the cured raw materials into a high-speed stirrer, and stirring for 9min to obtain a first mixture.
S3, primary crushing
And putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen with the mesh number of 70 to obtain first powder.
S4, adding additives
0.25 kg of monocalcium phosphate, 4 kg of mountain flour, 0.25 kg of sodium chloride, 0.25 kg of ferrous sulfate, 0.25 kg of copper sulfate, 0.25 kg of zinc sulfate, 0.25 kg of manganese sulfate, 0.25 kg of calcium sulfate, 0.25 kg of sodium selenite, 0.25 kg of calcium propionate, 7 kg of multivitamins, 2.5 kg of amino acids, 0.25 kg of phytase and 0.25 kg of ethoxyquinoline are sequentially added into the first powder, stirred for 4min, and a second mixture is obtained.
S5, secondary crushing
And (3) pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen with the mesh number of 17 after pulverization to obtain second powder.
S6, mixing
And pouring 25 kg of rapeseed oil and 65 kg of soybean oil into the high-speed stirrer, pouring the second powder, and stirring for 3min to obtain a third mixture.
S7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
Example 4:
s1, weighing all the raw materials according to the proportion of each component.
S2, curing the raw materials
300 kg of broad beans, 30 kg of wheat, 20 kg of bean pulp, 20 kg of bran, 20 kg of peanut bran, 10 kg of wheat middling, 20 kg of cottonseed meal, 4 kg of fish meal, 20 kg of rice bran meal and 3 kg of corn DDGS3 are placed into microwave curing equipment for curing operation, the microwave curing temperature is 130 ℃ to obtain cured raw materials, saccharomycetes and lactic acid bacteria are used for carrying out mixed fermentation on the bean pulp to obtain fermented bean pulp, then the fermented bean pulp and the cured raw materials are poured into a high-speed stirrer and stirred for 10min to obtain a first mixture.
S3, primary crushing
And putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen with the mesh number of 100 to obtain first powder.
S4, adding additives
0.3 kg of monocalcium phosphate, 5 kg of stone powder, 0.3 kg of sodium chloride, 0.3 kg of ferrous sulfate, 0.3 kg of copper sulfate, 0.3 kg of zinc sulfate, 0.3 kg of manganese sulfate, 0.3 kg of calcium sulfate, 0.3 kg of sodium selenite, 0.3 kg of calcium propionate, 8 kg of multivitamins, 3 kg of amino acids, 0.3 kg of phytase and 0.3 kg of ethoxyquinoline are sequentially added into the first powder, and stirred for 5min to obtain a second mixture.
S5, secondary crushing
And (3) pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen with the mesh number of 20 to obtain second powder.
S6, mixing
30 kg of rapeseed oil and 70 kg of soybean oil were poured into the high-speed mixer, and the second powder was further poured into the mixer and stirred for 4min to obtain a third mixture.
S7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
The examples are compared with the prior art as shown in the following table:
Figure BDA0003122732600000101
the tilapia feed adopts mixed bacteria fermented soybean meal as a plant substitute protein source, multiple anti-nutritional factors such as trypsin inhibitor and goiter-causing elements existing in the soybean meal are effectively removed through fermentation, the digestion, absorption and production performance conversion of fishes are facilitated, broad beans, wheat, soybean meal, bran, peanut bran and wheat middling are used as main raw materials, the muscle crude fat content and the collagen content of tilapia bodies are improved, the taste of fish is obviously enhanced, and multiple additives are added, so that the feed has more comprehensive performance, is suitable for large-scale culture, and improves the culture output;
the preparation method of the tilapia feed adopts microwave curing to increase the flavor of the feed, attracts tilapia to eat, produces the feed by puffing, is convenient for young fishes to eat and digest, is convenient for low-temperature crushing and superfine crushing, is convenient for puffing processing, improves the mixing compatibility of feed materials, and preserves the nutrient components in the feed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (9)

1. The tilapia feed with crispy meat is characterized by comprising the following components of broad beans, wheat, bean pulp, bran, peanut bran, wheat middling, rapeseed oil, cottonseed meal, fish meal, rice bran meal, corn DDGS, soybean oil, monocalcium phosphate, stone powder, sodium chloride, ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, calcium sulfate, sodium selenite, calcium propionate, multiple vitamins, amino acids, phytase and ethoxyquin;
the tilapia feed comprises the following components in parts by weight: 300 parts of broad bean 150-containing materials, 10-30 parts of wheat, 10-20 parts of bean pulp, 10-20 parts of bran, 10-20 parts of peanut bran, 5-10 parts of wheat shorts, 10-20 parts of cottonseed meal, 1-4 parts of fish meal, 10-20 parts of rice bran meal, 10-3 parts of corn DDGS1-3 parts, 10-30 parts of rapeseed oil, 40-70 parts of soybean oil and 1-5 parts of stone powder, 0.1-0.3 part of monocalcium phosphate, 0.1-0.3 part of sodium chloride, 0.1-0.3 part of ferrous sulfate, 0.1-0.3 part of copper sulfate, 0.1-0.3 part of zinc sulfate, 0.1-0.3 part of manganese sulfate, 0.1-0.3 part of calcium sulfate, 0.1-0.3 part of sodium selenite, 0.1-0.3 part of calcium propionate, 2-8 parts of various vitamins, 1-3 parts of amino acid, 0.1-0.3 part of phytase and 0.1-0.3 part of ethoxyquinoline.
2. The feed for tilapia with crispy meat according to claim 1, wherein both soybean oil and soybean meal are processed by transgenic soybeans.
3. The preparation method of the tilapia mossambica feed with crispy meat based on any one of claims 1-2, characterized by comprising the following steps:
s1, weighing all the raw materials according to the proportion of each component;
s2, curing the raw materials
Putting broad beans, wheat, bran, peanut bran, wheat middling, cottonseed meal, fish meal, rice bran meal and corn DDGS into microwave curing equipment for curing operation to obtain cured raw materials, performing mixed fermentation on the soybean meal by using saccharomycetes and lactic acid bacteria to obtain fermented soybean meal, and pouring the fermented soybean meal and the cured raw materials into a high-speed mixer to be uniformly stirred to obtain a first mixture;
s3, primary crushing
Putting the first mixture into a low-temperature pulverizer, pulverizing for the first time, and filtering by a first screen after pulverizing to obtain first powder;
s4, adding additives
Sequentially adding calcium dihydrogen phosphate, stone powder, sodium chloride, ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, calcium sulfate, sodium selenite, calcium propionate, multiple vitamins, amino acids, phytase and ethoxyquinoline into the first powder, and stirring to obtain a second mixture;
s5, secondary crushing
Pouring the second mixture into a superfine pulverizer, performing secondary pulverization, and filtering by a second screen after pulverization to obtain second powder;
s6, mixing
Pouring the rapeseed oil and the soybean oil into the high-speed stirrer, then pouring the second powder, and uniformly stirring and mixing to obtain a third mixture;
s7 puffed feed
And pouring the third mixture into a bulking machine, and bulking and extruding the third mixture through the bulking machine to obtain the bulked tilapia feed.
4. The preparation method of the tilapia feed with crispy meat according to claim 3, wherein the stirring time in S1 is 5-10 min.
5. The preparation method of the tilapia mossambica feed with crispy meat according to claim 3, wherein the microwave curing temperature in S2 is 100-130 ℃.
6. The preparation method of the tilapia feed with crispy meat according to claim 3, wherein the mesh number of the first screen in the S3 is 50-100.
7. The preparation method of the tilapia feed with crispy meat according to claim 3, wherein the stirring time in S4 is 2-5 min.
8. The preparation method of the tilapia feed with crispy meat according to claim 3, wherein the number of the second screen meshes in the S5 is 10-20.
9. The preparation method of the tilapia feed with crispy meat according to claim 3, wherein the stirring and mixing time of S6 is 1-4 min.
CN202110680808.9A 2021-06-18 2021-06-18 Tilapia mossambica feed with crispy meat and preparation method thereof Pending CN113229419A (en)

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