阅读说明：本技术 一种用于育肥猪的浓缩饲料制备方法 (Preparation method of concentrated feed for fattening pigs ) 是由 郑碧慧 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种用于育肥猪的浓缩饲料制备方法,包括以下步骤：S1：准备以下重量原料：玉米700-750g、麦麸100-150g、维生素A 42-46IU、维生素D3 1.2-1.5IU、维生素E 100-105mg、维生素K3 13-16mg、维生素B1 19-22mg、维生素B2 53-56mg、维生素B6 22-25mg、维生素B12 0.3-0.6mg、生物素0.6-0.9mg、烟酸170-200mg、泛酸109-112mg、叶酸3.5-3.9mg、铜162-165mg、铁373-376mg、锌410-420mg、锰212-215mg、碘13-16mg、硒2.6-3.2mg、钴13-16mg、98%赖氨酸25-29g、豆粕850-880g、磷酸氢钙30-35g、酿酒酵母1-1.4g、氯化钠25-30g、γ氨基丁酸1-1.4g。本发明设计合理,添加有多种优质原料,消化吸收好,利用率高,适口性好,使得肉猪出栏早,且微量元素的添加,能够增强肉猪的免疫力,合理的蛋白与能量配比,高档次的添加剂能够增强肉猪的体型,保证肉猪正常生长。(The invention discloses a preparation method of concentrated feed for fattening pigs, which comprises the following steps: s1: preparing the following raw materials by weight: 750g of corn, 100-150g of wheat bran, 42-46IU of vitamin A, 31.2-1.5 IU of vitamin D, 105mg of vitamin E100, 313-16 mg of vitamin K, 119-22 mg of vitamin B, 253-56 mg of vitamin B, 622-25 mg of vitamin B, 120.3-0.6 mg of vitamin B, 0.6-0.9mg of biotin, 200mg of niacin 170, 112mg of pantothenic acid 109 and 3.5-3.9mg of folic acid, 165mg of copper 162-. The invention has reasonable design, various high-quality raw materials are added, the digestion and absorption are good, the utilization rate is high, the palatability is good, the pork pigs are early in marketing, the immunity of the pork pigs can be enhanced by adding the trace elements, the protein and energy ratio is reasonable, the high-grade additive can enhance the body shape of the pork pigs, and the normal growth of the pork pigs is ensured.)

1. A preparation method of concentrated feed for fattening pigs is characterized by comprising the following steps:

s1: preparing the following raw materials by weight: 750g of corn, 100-150g of wheat bran, 42-46IU of vitamin A, 31.2-1.5 IU of vitamin D, 105mg of vitamin E100, 313-16 mg of vitamin K, 119-22 mg of vitamin B, 253-56 mg of vitamin B, 622-25 mg of vitamin B, 120.3-0.6 mg of vitamin B, 0.6-0.9mg of biotin, 200mg of niacin 170, 112mg of pantothenic acid 109 and 3.5-3.9mg of folic acid, 165mg of copper 162-;

s2: preparing a stirring reaction kettle, cleaning the interior of the stirring reaction kettle through argon displacement reaction, sequentially putting the soybean meal, 98% lysine, calcium hydrophosphate, saccharomyces cerevisiae, sodium chloride and gamma aminobutyric acid into the stirring reaction kettle after cleaning is finished, regulating the temperature of the stirring reaction kettle to 20-30 ℃, and then starting a stirring shaft of the stirring reaction kettle to enable the rotating speed of the stirring reaction kettle to be 500 plus 800 rpm, wherein the heating and stirring time is 10-15 min; after the heating and stirring are finished, sequentially putting vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6 and vitamin B12 into a stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 40-45 ℃, adjusting the rotation speed of a stirring shaft of the stirring reaction kettle to 600-1000 revolutions per minute, and heating and stirring for 20-25 min; after the heating and stirring are finished, closing the stirring reaction kettle, and standing for 2-3 h;

s3: sequentially sieving biotin, nicotinic acid, pantothenic acid and folic acid, sequentially putting the biotin, the nicotinic acid, the pantothenic acid and the folic acid into a stirring reaction kettle after sieving, starting the stirring reaction kettle, increasing the rotating speed of the stirring reaction kettle to be 800 revolutions per minute, mixing the materials for 5-8min, sequentially putting copper, iron, zinc, manganese, iodine, selenium and cobalt into the stirring reaction kettle after stirring, regulating the temperature of the stirring reaction kettle to be 25-35 ℃, regulating the rotating speed of a stirring shaft of the stirring reaction kettle to be 800 revolutions per minute, and heating and stirring for 10-15 min; after heating and stirring are finished, taking out the mixed raw materials in the stirring reaction kettle to obtain a concentrated material;

s4: preparing a crusher, cleaning the interior of the crusher, putting the corn into the crusher after cleaning, starting the crusher, adjusting the rotation speed of a crushing shaft of the crusher to 800 revolutions per minute (500-;

s5: cleaning the interior of the stirring reaction kettle, sequentially putting the crushed corn, the concentrated feed and the wheat bran into the stirring reaction kettle after cleaning, starting the stirring reaction kettle, regulating the rotation speed of a stirring shaft of the stirring reaction kettle to 800-.

2. The method of claim 1, wherein the number of argon substitution reactions in S2 is 3-6.

3. The method of claim 1, wherein in step S4, the cleaning of the pulverizer is performed by flushing with running water, and after the flushing is completed, the residual water stain in the pulverizer is wiped off by using a cleaning cloth.

Technical Field

The invention relates to the technical field of concentrated feed processing, in particular to a preparation method of a concentrated feed for fattening pigs.

Background

With the continuous development of economic level and the continuous improvement of per capita income, the quality of life of people is continuously improved, and the pork demand of China is huge, so that pork pigs are generally bred in China, and when pork pigs are bred in a pork pig farm, the problems of poor absorption, low immunity of the pork pigs and the like often occur.

Disclosure of Invention

The invention aims to solve the existing problems, and provides a preparation method of a concentrated feed for fattening pigs, which is added with various high-quality raw materials, has the advantages of good digestion and absorption, high utilization rate and good palatability, enables the pork pigs to be slaughtered early, can enhance the immunity of the pork pigs due to the addition of trace elements, has a reasonable protein-energy ratio, and can enhance the body types of the pork pigs due to high-grade additives, thereby ensuring the normal growth of the pork pigs.

In order to achieve the purpose, the invention adopts the following technical scheme:

a preparation method of concentrated feed for fattening pigs comprises the following steps:

s1: preparing the following raw materials by weight: 750g of corn, 100-150g of wheat bran, 42-46IU of vitamin A, 31.2-1.5 IU of vitamin D, 105mg of vitamin E100, 313-16 mg of vitamin K, 119-22 mg of vitamin B, 253-56 mg of vitamin B, 622-25 mg of vitamin B, 120.3-0.6 mg of vitamin B, 0.6-0.9mg of biotin, 200mg of niacin 170, 112mg of pantothenic acid 109 and 3.5-3.9mg of folic acid, 165mg of copper 162-;

s2: preparing a stirring reaction kettle, cleaning the interior of the stirring reaction kettle through argon displacement reaction, sequentially putting the soybean meal, 98% lysine, calcium hydrophosphate, saccharomyces cerevisiae, sodium chloride and gamma aminobutyric acid into the stirring reaction kettle after cleaning is finished, regulating the temperature of the stirring reaction kettle to 20-30 ℃, and then starting a stirring shaft of the stirring reaction kettle to enable the rotating speed of the stirring reaction kettle to be 500 plus 800 rpm, wherein the heating and stirring time is 10-15 min; after the heating and stirring are finished, sequentially putting vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6 and vitamin B12 into a stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 40-45 ℃, adjusting the rotation speed of a stirring shaft of the stirring reaction kettle to 600-1000 revolutions per minute, and heating and stirring for 20-25 min; after the heating and stirring are finished, closing the stirring reaction kettle, and standing for 2-3 h;

s3: sequentially sieving biotin, nicotinic acid, pantothenic acid and folic acid, sequentially putting the biotin, the nicotinic acid, the pantothenic acid and the folic acid into a stirring reaction kettle after sieving, starting the stirring reaction kettle, increasing the rotating speed of the stirring reaction kettle to be 800 revolutions per minute, mixing the materials for 5-8min, sequentially putting copper, iron, zinc, manganese, iodine, selenium and cobalt into the stirring reaction kettle after stirring, regulating the temperature of the stirring reaction kettle to be 25-35 ℃, regulating the rotating speed of a stirring shaft of the stirring reaction kettle to be 800 revolutions per minute, and heating and stirring for 10-15 min; after heating and stirring are finished, taking out the mixed raw materials in the stirring reaction kettle to obtain a concentrated material;

s4: preparing a crusher, cleaning the interior of the crusher, putting the corn into the crusher after cleaning, starting the crusher, adjusting the rotation speed of a crushing shaft of the crusher to 800 revolutions per minute (500-;

s5: cleaning the interior of the stirring reaction kettle, sequentially putting the crushed corn, the concentrated feed and the wheat bran into the stirring reaction kettle after cleaning, starting the stirring reaction kettle, regulating the rotation speed of a stirring shaft of the stirring reaction kettle to 800-.

Preferably, in S2, the number of argon substitution reactions is 3 to 6.

Preferably, in S4, the cleaning operation performed on the inside of the pulverizer is performed by flushing with flowing water, and after the flushing is completed, the cleaning cloth is used to wipe off the residual water stain inside the pulverizer.

Compared with the prior art, the invention has the beneficial effects that:

the invention has reasonable design, various high-quality raw materials are added, the digestion and absorption are good, the utilization rate is high, the palatability is good, the pork pigs are early in marketing, the immunity of the pork pigs can be enhanced by adding the trace elements, the protein and energy ratio is reasonable, the high-grade additive can enhance the body shape of the pork pigs, and the normal growth of the pork pigs is ensured.

Detailed Description

The following will clearly and completely describe the technical solutions in 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 embodiments.

Example 1

A preparation method of concentrated feed for fattening pigs comprises the following steps:

s1: preparing the following raw materials by weight: 700g of corn, 100g of wheat bran, 42IU of vitamin A, D31.2IU of vitamin E, 100mg of vitamin K313 mg, 119 mg of vitamin B, 253 mg of vitamin B, 622 mg of vitamin B, 120.3 mg of vitamin B, 0.6mg of biotin, 170mg of nicotinic acid, 109mg of pantothenic acid, 3.5mg of folic acid, 162mg of copper, 373mg of iron, 410mg of zinc, 212mg of manganese, 13mg of iodine, 2.6mg of selenium, 13mg of cobalt, 25g of 98% lysine, 850g of bean pulp, 30g of calcium hydrophosphate, 1g of saccharomyces cerevisiae, 25g of sodium chloride and 1g of gamma-aminobutyric acid;

s2: preparing a stirring reaction kettle, cleaning the interior of the stirring reaction kettle through argon displacement reaction, wherein the argon displacement reaction is performed for 3 times, after cleaning is completed, bean pulp, 98% lysine, calcium hydrophosphate, saccharomyces cerevisiae, sodium chloride and gamma aminobutyric acid are sequentially put into the stirring reaction kettle, the temperature of the stirring reaction kettle is adjusted to 20 ℃, then a stirring shaft of the stirring reaction kettle is started to enable the rotating speed of the stirring reaction kettle to be 500 revolutions per minute, and the heating and stirring time is 10 minutes; after heating and stirring are finished, sequentially putting vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6 and vitamin B12 into a stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 40 ℃, adjusting the rotation speed of a stirring shaft of the stirring reaction kettle to 600 revolutions per minute, and heating and stirring for 20 minutes; after heating and stirring are finished, closing the stirring reaction kettle, and standing for 2 hours;

s3: sequentially sieving biotin, nicotinic acid, pantothenic acid and folic acid, sequentially putting the biotin, the nicotinic acid, the pantothenic acid and the folic acid into a stirring reaction kettle after sieving, starting the stirring reaction kettle, increasing the rotating speed of the stirring reaction kettle to 500 revolutions per minute, mixing the materials for 5min, sequentially putting copper, iron, zinc, manganese, iodine, selenium and cobalt into the stirring reaction kettle after stirring, increasing the temperature of the stirring reaction kettle to 25 ℃, adjusting the rotating speed of a stirring shaft of the stirring reaction kettle to 800 revolutions per minute, and heating and stirring for 10 min; after heating and stirring are finished, taking out the mixed raw materials in the stirring reaction kettle to obtain a concentrated material;

s4: preparing a pulverizer, cleaning the interior of the pulverizer, wherein the cleaning mode of the interior of the pulverizer is flowing water washing, after washing is finished, cleaning cloth is used for wiping residual water stains in the interior of the pulverizer, after cleaning is finished, corns are put into the pulverizer, the pulverizer is started, the rotating speed of a pulverizing shaft of the pulverizer is adjusted to 500 revolutions per minute, the pulverizing time is 10 minutes, and after pulverizing is finished, the corns are taken out to obtain crushed corns;

s5: cleaning the interior of the stirring reaction kettle, sequentially putting the crushed corn, the concentrated feed and the wheat bran into the stirring reaction kettle after cleaning, starting the stirring reaction kettle, regulating the rotation speed of a stirring shaft of the stirring reaction kettle to 800 rpm, stirring for 30min, taking out the raw materials in the stirring reaction kettle after stirring, and standing for 3h to obtain the concentrated feed for fattening pigs.

Example 2

A preparation method of concentrated feed for fattening pigs comprises the following steps:

s1: preparing the following raw materials by weight: 720g of corn, 120g of wheat bran, 43IU of vitamin A, D31.3IU of vitamin, 102mg of vitamin E, 314 mg of vitamin K, 120 mg of vitamin B, 254 mg of vitamin B, 624 mg of vitamin B, 120.4 mg of vitamin B, 0.7mg of biotin, 180mg of nicotinic acid, 110mg of pantothenic acid, 3.6mg of folic acid, 163mg of copper, 374mg of iron, 412mg of zinc, 213mg of manganese, 14mg of iodine, 2.8mg of selenium, 14mg of cobalt, 26g of 98% lysine, 870g of bean pulp, 32g of calcium hydrophosphate, 1.2g of saccharomyces cerevisiae, 27g of sodium chloride and 1.2g of gamma-aminobutyric acid;

s2: preparing a stirring reaction kettle, cleaning the interior of the stirring reaction kettle through argon displacement reaction, wherein the number of times of the argon displacement reaction is 4, after the cleaning is finished, sequentially putting bean pulp, 98% lysine, calcium hydrophosphate, saccharomyces cerevisiae, sodium chloride and gamma aminobutyric acid into the stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 22 ℃, starting a stirring shaft of the stirring reaction kettle to enable the rotating speed of the stirring reaction kettle to be 600 revolutions per minute, and heating and stirring for 12 minutes; after heating and stirring are finished, sequentially putting vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6 and vitamin B12 into a stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 42 ℃, adjusting the rotation speed of a stirring shaft of the stirring reaction kettle to 700 revolutions per minute, and heating and stirring for 22 min; after the heating and stirring are finished, closing the stirring reaction kettle, and standing for 2.2 hours;

s3: sequentially sieving biotin, nicotinic acid, pantothenic acid and folic acid, sequentially putting the biotin, the nicotinic acid, the pantothenic acid and the folic acid into a stirring reaction kettle after sieving, starting the stirring reaction kettle, increasing the rotating speed of the stirring reaction kettle to 600 revolutions per minute, mixing the materials for 6min, sequentially putting copper, iron, zinc, manganese, iodine, selenium and cobalt into the stirring reaction kettle after stirring, regulating the temperature of the stirring reaction kettle to 28 ℃, regulating the rotating speed of a stirring shaft of the stirring reaction kettle to 900 revolutions per minute, and heating and stirring for 12 min; after heating and stirring are finished, taking out the mixed raw materials in the stirring reaction kettle to obtain a concentrated material;

s4: preparing a pulverizer, cleaning the interior of the pulverizer, wherein the cleaning mode of the interior of the pulverizer is flowing water washing, after washing is finished, cleaning cloth is used for wiping residual water stains in the interior of the pulverizer, after cleaning is finished, corns are put into the pulverizer, the pulverizer is started, the rotating speed of a pulverizing shaft of the pulverizer is adjusted to 600 revolutions per minute, the pulverizing time is 12 minutes, and after pulverizing is finished, the corns are taken out to obtain crushed corns;

s5: cleaning the interior of the stirring reaction kettle, sequentially putting the crushed corn, the concentrated feed and the wheat bran into the stirring reaction kettle after cleaning, starting the stirring reaction kettle, regulating the rotation speed of a stirring shaft of the stirring reaction kettle to 900 rpm, stirring for 32min, taking out the raw materials in the stirring reaction kettle after stirring, and standing for 3.5h to obtain the concentrated feed for fattening pigs.

Example 3

A preparation method of concentrated feed for fattening pigs comprises the following steps:

s1: preparing the following raw materials by weight: 740g of corn, 140g of wheat bran, 45IU of vitamin A, D31.4IU of vitamin, 104mg of vitamin E, K315 mg of vitamin, 121 mg of vitamin B, 255 mg of vitamin B, 624 mg of vitamin B, 120.5 mg of vitamin B, 0.8mg of biotin, 190mg of nicotinic acid, 111mg of pantothenic acid, 3.8mg of folic acid, 164mg of copper, 375mg of iron, 418mg of zinc, 214mg of manganese, 15mg of iodine, 3.1mg of selenium, 15mg of cobalt, 28g of 98% lysine, 870g of bean pulp, 34g of calcium hydrophosphate, 1.3g of saccharomyces cerevisiae, 28g of sodium chloride and 1.3g of gamma-aminobutyric acid;

s2: preparing a stirring reaction kettle, cleaning the interior of the stirring reaction kettle through argon displacement reaction, wherein the argon displacement reaction is performed for 5 times, after cleaning is completed, bean pulp, 98% lysine, calcium hydrophosphate, saccharomyces cerevisiae, sodium chloride and gamma aminobutyric acid are sequentially put into the stirring reaction kettle, the temperature of the stirring reaction kettle is adjusted to 28 ℃, then a stirring shaft of the stirring reaction kettle is started to enable the rotating speed of the stirring reaction kettle to be 700 revolutions per minute, and the heating and stirring time is 14 minutes; after heating and stirring are finished, sequentially putting vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6 and vitamin B12 into a stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 44 ℃, adjusting the rotation speed of a stirring shaft of the stirring reaction kettle to 900 revolutions per minute, and heating and stirring for 24 minutes; after the heating and stirring are finished, closing the stirring reaction kettle, and standing for 2.8 hours;

s3: sequentially sieving biotin, nicotinic acid, pantothenic acid and folic acid, sequentially putting the biotin, the nicotinic acid, the pantothenic acid and the folic acid into a stirring reaction kettle after sieving, starting the stirring reaction kettle, increasing the rotating speed of the stirring reaction kettle to 750 revolutions per minute, mixing for 7min, sequentially putting copper, iron, zinc, manganese, iodine, selenium and cobalt into the stirring reaction kettle after stirring, regulating the temperature of the stirring reaction kettle to 25-35 ℃, regulating the rotating speed of a stirring shaft of the stirring reaction kettle to 1100 revolutions per minute, and heating and stirring for 14 min; after heating and stirring are finished, taking out the mixed raw materials in the stirring reaction kettle to obtain a concentrated material;

s4: preparing a pulverizer, cleaning the interior of the pulverizer, wherein the cleaning mode of the interior of the pulverizer is flowing water flushing, after flushing is finished, cleaning cloth is used for wiping residual water stains in the interior of the pulverizer, after cleaning is finished, corns are put into the pulverizer, the pulverizer is started, the rotating speed of a pulverizing shaft of the pulverizer is adjusted to 700 revolutions per minute, the pulverizing time is 14 minutes, and after pulverizing is finished, the corns are taken out to obtain crushed corns;

s5: cleaning the interior of the stirring reaction kettle, sequentially putting the crushed corn, the concentrated feed and the wheat bran into the stirring reaction kettle after cleaning, starting the stirring reaction kettle, regulating the rotation speed of a stirring shaft of the stirring reaction kettle to 1100 r/min, wherein the stirring time is 38min, taking out the raw materials in the stirring reaction kettle after stirring, and standing for 4.5h to obtain the concentrated feed for fattening pigs.

Example 4

A preparation method of concentrated feed for fattening pigs comprises the following steps:

s1: preparing the following raw materials by weight: 750g of corn, 150g of wheat bran, 46IU of vitamin A, D31.5IU of vitamin, 105mg of vitamin E, K316 mg of vitamin, 122 mg of vitamin B, 256 mg of vitamin B, 625 mg of vitamin B, 120.6 mg of vitamin B, 0.9mg of biotin, 200mg of nicotinic acid, 112mg of pantothenic acid, 3.9mg of folic acid, 165mg of copper, 376mg of iron, 420mg of zinc, 215mg of manganese, 16mg of iodine, 3.2mg of selenium, 16mg of cobalt, 29g of 98% lysine, 880g of bean pulp, 35g of calcium hydrophosphate, 1.4g of saccharomyces cerevisiae, 30g of sodium chloride and 1.4g of gamma-aminobutyric acid;

s2: preparing a stirring reaction kettle, cleaning the interior of the stirring reaction kettle through argon displacement reaction, wherein the number of times of the argon displacement reaction is 6, after the cleaning is finished, sequentially putting bean pulp, 98% lysine, calcium hydrophosphate, saccharomyces cerevisiae, sodium chloride and gamma aminobutyric acid into the stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 30 ℃, starting a stirring shaft of the stirring reaction kettle to enable the rotating speed of the stirring reaction kettle to be 800 revolutions per minute, and heating and stirring for 15 minutes; after heating and stirring are finished, sequentially putting vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6 and vitamin B12 into a stirring reaction kettle, adjusting the temperature of the stirring reaction kettle to 45 ℃, adjusting the rotation speed of a stirring shaft of the stirring reaction kettle to 1000 revolutions per minute, and heating and stirring for 25 minutes; after heating and stirring are finished, closing the stirring reaction kettle, and standing for 3 hours;

s3: sequentially sieving biotin, nicotinic acid, pantothenic acid and folic acid, sequentially putting the biotin, the nicotinic acid, the pantothenic acid and the folic acid into a stirring reaction kettle after sieving, starting the stirring reaction kettle, increasing the rotating speed of the stirring reaction kettle to 800 revolutions per minute, mixing for 8min, sequentially putting copper, iron, zinc, manganese, iodine, selenium and cobalt into the stirring reaction kettle after stirring, increasing the temperature of the stirring reaction kettle to 35 ℃, adjusting the rotating speed of a stirring shaft of the stirring reaction kettle to 1200 revolutions per minute, and heating and stirring for 15 min; after heating and stirring are finished, taking out the mixed raw materials in the stirring reaction kettle to obtain a concentrated material;

s4: preparing a pulverizer, cleaning the interior of the pulverizer, wherein the cleaning mode of the interior of the pulverizer is flowing water flushing, after flushing is finished, cleaning cloth is used for wiping residual water stains in the interior of the pulverizer, after cleaning is finished, corns are put into the pulverizer, the pulverizer is started, the rotating speed of a pulverizing shaft of the pulverizer is adjusted to 800 revolutions per minute, the pulverizing time is 15 minutes, and after pulverizing is finished, the corns are taken out to obtain crushed corns;

s5: cleaning the interior of the stirring reaction kettle, sequentially putting the crushed corn, the concentrated feed and the wheat bran into the stirring reaction kettle after cleaning, starting the stirring reaction kettle, regulating the rotation speed of a stirring shaft of the stirring reaction kettle to 1200 rpm, stirring for 40min, taking out the raw materials in the stirring reaction kettle after stirring, and standing for 5h to obtain the concentrated feed for fattening pigs.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.