CN112617002A

CN112617002A - Feed capable of effectively adjusting intestinal health level of laying hens and preparation method of feed

Info

Publication number: CN112617002A
Application number: CN202011536128.1A
Authority: CN
Inventors: 吴斌; 胡宗勇
Original assignee: Shanghai Black Horse Feed Co ltd
Current assignee: Shanghai Black Horse Feed Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-04-09

Abstract

The application relates to the technical field of feeds, and particularly discloses a feed capable of effectively adjusting intestinal health level of laying hens and a preparation method thereof. The feed capable of effectively regulating the intestinal health level of the laying hens comprises a small feed part and a big feed part, wherein the small feed part comprises: 40-60 parts of compound vitamin; 5-15 parts of an antioxidant; 220-260 parts of methionine; 350 parts of feeding promoter; Hy.D 5-15 parts; 120 portions of choline chloride and 160 portions; 15-25 parts of phytase; 680 parts of sodium chloride; 20-40 parts of bacillus subtilis; 180 portions of organic trace element premix. The preparation method comprises the following steps: weighing and mixing the small material part to obtain a mixture A; removing impurities from the large material part and weighing; the macro-ingredient fraction was mixed with mixture a. The feed capable of effectively adjusting the intestinal health level of the laying hens can improve the intestinal health level of the laying hens and reduce intestinal diseases.

Description

Feed capable of effectively adjusting intestinal health level of laying hens and preparation method of feed

Technical Field

The application relates to the technical field of feeds, in particular to a feed capable of effectively adjusting intestinal health level of laying hens and a preparation method thereof.

Background

The term "feed" is a general term for food of all human-raised animals, and in a narrow sense, a general feed mainly refers to food of agricultural or animal-raised animals. The feed products can be classified into complete compound feed, concentrated feed and premixed feed according to the level of meeting the nutritional requirements of animals.

China is the country with the largest layer feeding amount and the largest egg yield, and the layer industry is the first place in the world. The intestinal tract is an important part for the digestion and absorption of poultry nutrients and is also an important immune tissue of poultry. The healthy intestinal state is the basis of nutrient digestion and absorption, and is the guarantee for the laying hens to exert good production performance. In the feeding process of the laying hens, the used feed mainly increases the laying rate of the laying hens and improves the quality of eggs, and the feed contains more minerals, vitamins and various nutritional and non-nutritional additives, and can better improve the laying rate of the laying hens and improve the quality of the eggs by adding a small proportion of the feed.

Aiming at the related technologies, the main components in the laying hen feed are minerals and additives for improving the laying hen productivity and the egg quality, and the feed has no obvious improvement and regulation effect on intestinal diseases and intestinal health of the laying hens, so that the laying hens are easy to generate the intestinal diseases, and the death rate of the laying hens is increased.

Disclosure of Invention

In order to improve the regulation effect of the feed on the intestinal health level of the laying hens, the application provides the feed capable of effectively regulating the intestinal health level of the laying hens and the preparation method thereof.

In a first aspect, the application provides a feed for effectively regulating the intestinal health level of laying hens, which adopts the following technical scheme:

the feed for effectively regulating the intestinal health level of laying hens comprises a small feed part and a big feed part, wherein the small feed part comprises the following components in parts by weight:

40-60 parts of compound vitamin;

5-15 parts of an antioxidant;

220-260 parts of methionine;

350 parts of feeding promoter;

5-15 parts of Hy.D;

120 portions of choline chloride and 160 portions;

15-25 parts of phytase;

680 parts of sodium chloride;

20-40 parts of bacillus subtilis;

180 portions of organic trace element premix.

By adopting the technical scheme, the added compound vitamin can provide necessary various vitamin components for the growth of the laying hens, regulate the intestinal health of the laying hens and improve the survival rate and the service life of the laying hens. The methionine and the feeding promoting agent can promote the feeding of the laying hens, thereby improving the weight of the laying hens and the laying rate of the laying hens. The added Hy & D can effectively improve the circulating level of the 1, 25-dihydroxycholecalciferol, thereby changing the level of vitamin D in the laying hens, promoting the exertion of the function of the vitamin D and improving the laying rate. The choline chloride added can reduce the incidence rate of fatty liver of the laying hens and promote the improvement of the laying rate of the laying hens. The bacillus subtilis has no side effect and pathogenicity, can reduce the generation of harmful substances in intestinal tracts, improve the intestinal functions of the laying hens and prevent diseases, and can be used for promoting the growth and development of the laying hens.

The components are mixed in proportion, the obtained feed has the effects of promoting the growth and development of laying hens, increasing the laying rate, improving the intestinal function of the laying hens, regulating the intestinal health level of the laying hens and preventing diseases, and meanwhile, choline chloride is used for replacing part of methionine, a small amount of phytase is used for replacing calcium bicarbonate, so that the feed cost can be effectively reduced, and the economic benefit of laying hen breeding is improved.

Preferably, the main material part consists of the following components in parts by weight:

1100 portions of calcium hydrophosphate and 1300 portions of calcium hydrophosphate;

2800 and 3000 parts of stone powder;

550 portions of rice hull powder 450-;

3700 and 3800 parts of zeolite powder.

By adopting the technical scheme, the calcium hydrogen phosphate is added into the laying hen feed, and the feed mainly plays a role in supplementing phosphorus and calcium for forming egg shells and can improve the laying rate of the laying hens. The calcium content in the stone powder is high, and the stone powder is a necessary nutrient substance for the growth of the laying hens, and the requirement of the laying hens on calcium nutrition in the growth and egg producing periods can be met by adding the stone powder in parts by weight. The rice hull powder is used as livestock feed, is generally used as a feed carrier and an additive, and is a green feed with the main component of coarse fiber, low price and easy preservation. The zeolite powder contains calcium, phosphorus, potassium and other elements, and also contains trace elements of titanium, nickel, molybdenum, selenium and the like, so that the activity of enzyme in the animal body can be improved. The proper amount of zeolite powder is added into the feed, so that the growth and development of the laying hens can be promoted, the diseases can be reduced, the laying rate can be improved, and the cost can be reduced.

Preferably, the compound vitamin comprises the following components in parts by weight:

10-20 parts of vitamin A;

110-20 parts of vitamin B;

10-15 parts of vitamin C;

8-13 parts of vitamin D;

610-20 parts of vitamin B;

710-15 parts of vitamin B;

1210-30 parts of vitamin B;

8-13 parts of vitamin E;

vitamin K38-13 parts;

3-8 parts of folic acid.

By adopting the technical scheme, the vitamins are trace organic substances which are necessary to be obtained by human beings and animals for maintaining normal physiological functions. During the feeding process of the laying hens, corresponding vitamins are required to be supplemented according to different growth periods so as to improve the survival rate and the service life of the laying hens. The compound vitamin is added, so that the requirement of the laying hens on the vitamin in each growth period can be met, meanwhile, the digestive system can be effectively improved, beneficial bacteria can be quickly supplemented, the proliferation of harmful bacteria can be inhibited, and the ecological balance of intestinal flora can be adjusted.

Preferably, the organic trace element premix is prepared by mixing ferrous glycinate, zinc glycinate and copper glycinate, wherein the weight ratio of the ferrous glycinate to the zinc glycinate to the copper glycinate is 1: (0.8-1.2): (0.4-0.6).

By adopting the technical scheme, ferrous glycinate, zinc glycinate and copper glycinate are taken as the third-generation trace element additives, and the method has the advantages of high absorption and utilization rate, high biological benefit, low oxidation performance and the like. Although each part of the digestive tract of the laying hen can absorb copper, copper ions in the feed are difficult to absorb and utilize, the added copper glycinate is a stable soluble compound, and the glycine is the amino acid with the minimum relative molecular mass in all amino acids, so that the copper glycinate can penetrate epithelial mucosa cells in the digestive tract of the laying hen and is completely utilized and absorbed, the health level of the intestinal tract of the laying hen is improved, and the probability of intestinal tract diseases of the laying hen is reduced. The added ferrous glycinate and zinc glycinate have synergistic effect, can obviously improve the production performance of the laying hens and the quality of eggs, and simultaneously can improve the content of hemoglobin in the bodies of the laying hens and improve the immunity.

Preferably, the antioxidant is formed by mixing ethoxyquinoline and citric acid, and the weight ratio of the ethoxyquinoline to the citric acid is 1: (1-1.2).

By adopting the technical scheme, the ethoxyquin is used as the main antioxidant, has good oxidation resistance, stable effect and low cost, and can play a good role in protecting the multivitamins in the raw materials. The added citric acid is an antioxidant synergist, and although the citric acid does not have antioxidant performance, the citric acid has synergistic or enhanced antioxidant effect when being mixed with ethoxyquinoline for use, so that the antioxidant capacity of the antioxidant is improved.

Preferably, the feeding promoter is formed by mixing betaine hydrochloride and sodium bicarbonate, and the weight ratio of the betaine hydrochloride to the sodium bicarbonate is 1: (5-7).

By adopting the technical scheme, the betaine hydrochloride is used as a nutritional supplement in the laying hen feed, can protect the digestive system of the laying hen, is low in price and low in cost, and can promote the feeding of the laying hen by adding the betaine hydrochloride into the feed, so that the weight of the laying hen is increased, and the laying rate of the laying hen is increased. The proper amount of sodium bicarbonate added into the feed for the laying hens can also promote the feeding of the laying hens, thereby improving the utilization rate and the energy conversion rate of the feed, promoting the growth of the laying hens, increasing the egg yield and simultaneously improving the quality of eggshells.

Preferably, the small material part also comprises 60-80 parts of clostridium butyricum.

By adopting the technical scheme, the clostridium butyricum can inhibit the growth and reproduction of harmful bacteria and putrefying bacteria in the intestinal tract, promote the growth of beneficial bacteria such as bifidobacteria and lactobacilli in the intestinal tract, correct the disturbance of intestinal flora, reduce the occurrence of enterotoxin, and improve the mechanical barrier and microbial barrier function of the intestinal tract, thereby improving the health level of the intestinal tract of the laying hens.

The clostridium butyricum and the bacillus subtilis are used together, so that the intestinal health level of the laying hens can be obviously improved. The clostridium butyricum and the bacillus subtilis can promote the proliferation and the development of beneficial flora in intestinal tracts of the laying hens and inhibit the growth and the propagation of harmful bacteria and putrefying bacteria in the intestinal tracts, thereby adjusting the colony balance of the intestinal tracts and improving the health level advocated by the laying hens.

In a second aspect, the application provides a preparation method of a feed for effectively regulating the intestinal health level of laying hens, which adopts the following technical scheme:

a preparation method of a feed capable of effectively regulating intestinal health level of laying hens comprises the following steps:

s1, weighing and mixing the small material parts to obtain a mixture A;

s2, removing impurities from the large material part, and weighing;

and S3, mixing the weighed large material part with the mixture A, and packaging.

By adopting the technical scheme, the feed is prepared according to the preparation method, the operation is simple, the production conditions are easy to control, the used raw materials are low in price and easy to purchase, and the feed is suitable for large-scale production and high in production efficiency.

Preferably, the raw materials of the large material part and the small material part are crushed and sieved before weighing, and the particle size is controlled to be less than 2 mm.

By adopting the technical scheme, the particle size is controlled within the range, so that the raw materials are easy to mix and uniformly mixed when being mixed, and meanwhile, the obtained feed particles are small and easy to eat, so that the feed is easy to digest and absorb, thereby improving the intestinal function of the laying hens, regulating the intestinal health level of the laying hens and preventing diseases.

Preferably, in the step S1, the mixing time is 250-350S; in the step S3, the mixing time is 100-140S.

By adopting the technical scheme, the raw materials are mixed within the time range, so that the raw materials are mixed more fully, the dispersibility of the raw materials in the system is improved, and the quality of the feed is improved.

In summary, the present application has the following beneficial effects:

1. due to the addition of the compound vitamins, the intestinal health level of the laying hens can be improved while necessary vitamin components are provided for the growth of the laying hens, and the intestinal health level of the laying hens can be improved while the growth and development of the laying hens are promoted by matching with the bacillus subtilis;

2. in the application, ferrous glycinate, zinc glycinate and copper glycinate are preferably adopted as the organic trace element premix, so that mineral elements are absorbed by a digestive system of the laying hens in a stable soluble compound form, the barrier function of intestinal tracts of the laying hens is improved, and the health level of the intestinal tracts of the laying hens is improved;

3. the method is simple to operate, production conditions are easy to control, raw materials are low in price and easy to purchase, and the method is suitable for large-scale production.

Detailed Description

The present application will be described in further detail with reference to examples.

Methionine in the examples of the present application was collected from Beijing Xinnuo science and technology Co., Ltd;

hy. D was collected from agriculture, animal husbandry and biotechnology, Inc. in Beijing;

betaine hydrochloride, vitamins and choline chloride are all collected from Jiangsu Caoswei Biotechnology GmbH, and the choline chloride is 60% choline chloride;

the phytase is collected from Shandong Nuanju Biotech limited;

the bacillus subtilis and the clostridium butyricum are all taken from Shandong Yiwei Anhua engineering and technology Limited company;

calcium hydrogen phosphate was collected from Jiangsu Ofu Biotech Ltd;

the zeolite powder and the stone powder are collected from Guohui mineral product processing factories in Lingshou county;

the rice hull powder is collected from Union, corn, agricultural and agricultural crop planting professional cooperative;

ferrous glycinate, zinc glycinate and copper glycinate are all collected from Shandong Cuitai Biotech limited;

ethoxyquinoline and citric acid were both obtained from new materials science and technology ltd, wanshan, Henan.

The permanent magnet cylinder is collected from Jiangsu shepherd group company, and the model is TCXT 25;

the automatic quantitative packing scale is obtained from Wuxi Kefeng automatic control equipment Co., Ltd, and has the model of LCS-50J;

the two-shaft paddle mixer was collected from the shepherd group ltd, Jiangsu, model number SLHSJ 2A.

Preparation examples of raw materials

Preparation example 1: a vitamin complex, the components and the corresponding weight of the components are shown in Table 1, and the vitamin complex is prepared by the following steps:

weighed according to table 1, and put into a mixer to be stirred at 60rpm for 30min to obtain vitamin complex.

Preparation examples 2 to 3: a vitamin complex is different from the vitamin complex prepared in preparation example 1 in that the components and the corresponding parts by weight are shown in Table 1.

TABLE 1 Components and weights (kg) thereof in preparation examples 1-3

Examples

Example 1: a feed for effectively regulating the intestinal health level of laying hens comprises a small feed part and a big feed part, wherein the components and the corresponding weights of the components of the small feed part and the big feed part are shown in a table 2, and the feed is prepared by the following steps:

s1, weighing the small material part, and then putting the small material part into a double-shaft paddle type mixer to mix for 250S to obtain a mixture A;

s2, removing metal impurities mixed in the large material part by using a permanent magnet cylinder, and weighing;

and S3, putting the macro-ingredient part weighed in the S2 and the mixture A into a double-shaft paddle type mixer, mixing for 100S, and packaging by using an automatic quantitative packaging scale to obtain a finished product.

Wherein, the multivitamin prepared in preparation example 1 was used;

the organic trace element premix is prepared from ferrous glycinate, zinc glycinate and copper glycinate in a weight ratio of 1: 0.8: 0.4 mixing to obtain;

the antioxidant is prepared by mixing ethoxyquinoline and citric acid according to the weight ratio of 1: 1;

the food promoter is prepared from betaine hydrochloride and sodium bicarbonate according to the weight ratio of 1: 5, and mixing.

Examples 2 to 6: a feed for effectively regulating the intestinal health level of laying hens is different from example 1 in that the components and the corresponding weights thereof are shown in Table 2.

TABLE 2 Components and weights (kg) thereof in examples 1-6

Example 7: a feed for effectively regulating the intestinal health level of laying hens is different from that in example 1 in that in the preparation process, multivitamins used are prepared in preparation example 2.

Example 8: a feed for effectively regulating the intestinal health level of laying hens is different from that in example 1 in that in the preparation process, multivitamins used are prepared in preparation example 3.

Example 9: the difference between the feed for effectively regulating the intestinal health level of laying hens and the feed in the embodiment 1 is that in the preparation process, the organic trace element premix is prepared from ferrous glycinate, zinc glycinate and copper glycinate in a weight ratio of 1: 1: 0.5 and mixing.

Example 10: the difference between the feed for effectively regulating the intestinal health level of laying hens and the feed in the embodiment 1 is that in the preparation process, the organic trace element premix is prepared from ferrous glycinate, zinc glycinate and copper glycinate in a weight ratio of 1: 1.2: 0.6 and mixing.

Example 11: the feed for effectively regulating the intestinal health level of laying hens is different from the feed in example 1 in that in the preparation process, the antioxidant is prepared by mixing ethoxyquinoline and citric acid according to the weight ratio of 1: 1.1.

Example 12: the feed for effectively regulating the intestinal health level of laying hens is different from the feed in example 1 in that in the preparation process, the antioxidant is prepared by mixing ethoxyquinoline and citric acid in a weight ratio of 1: 1.2.

Example 13: the difference between the feed and the example 1 is that in the preparation process, the feeding promoting agent is prepared from betaine hydrochloride and sodium bicarbonate according to the weight ratio of 1: 6, and mixing.

Example 14: the difference between the feed and the example 1 is that in the preparation process, the feeding promoting agent is prepared from betaine hydrochloride and sodium bicarbonate according to the weight ratio of 1: 7, and mixing.

Example 15: the difference between the feed for effectively regulating the intestinal health level of the laying hens and the feed in the example 1 is that in the preparation process of S1, the mixing time is 300S; in S3, the mixing time was 120S.

Example 16: a feed for effectively regulating the intestinal health level of laying hens is different from the feed in example 1 in that in the preparation process of S1, the mixing time is 350S; in S3, the mixing time was 140S.

Example 17: the difference between the feed for effectively regulating the intestinal health level of laying hens and the feed in the embodiment 1 is that in the preparation process, 60kg of clostridium butyricum is further added as a raw material.

Example 18: the difference between the feed for effectively regulating the intestinal health level of laying hens and the feed in the embodiment 1 is that in the preparation process, 70kg of clostridium butyricum is further included as a raw material.

Example 19: the difference between the feed for effectively regulating the intestinal health level of laying hens and the feed in the embodiment 1 is that in the preparation process, 80kg of clostridium butyricum is further added as a raw material.

Example 20: the difference between the feed for effectively regulating the intestinal health level of laying hens and the feed in the example 1 is that in the preparation process, raw materials are smashed before weighing, and the particle size after smashing is below 2 mm.

Comparative example

Comparative example 1: the difference between the laying hen feed and the feed in the embodiment 1 is that in the preparation process, the organic trace element premix is prepared from ferrous glycinate, zinc glycinate and copper glycinate in a weight ratio of 1: 0.6: 0.2 and mixing.

Comparative example 2: the difference between the laying hen feed and the feed in the embodiment 1 is that in the preparation process, the organic trace element premix is prepared from ferrous glycinate, zinc glycinate and copper glycinate in a weight ratio of 1: 1.4: 0.8 and mixing.

Comparative example 3: the difference between the laying hen feed and the feed in example 1 is that in the preparation process, the antioxidant is prepared by mixing ethoxyquin and citric acid according to the weight ratio of 1: 0.8.

Comparative example 4: the difference between the laying hen feed and the feed in example 1 is that in the preparation process, the antioxidant is prepared by mixing ethoxyquin and citric acid according to the weight ratio of 1: 1.4.

Comparative example 5: the difference between the laying hen feed and the feed in the embodiment 1 is that in the preparation process, the feed promoter is prepared from betaine hydrochloride and sodium bicarbonate according to the weight ratio of 1: 4, and mixing.

Comparative example 6: the difference between the laying hen feed and the feed in the embodiment 1 is that in the preparation process, the feed promoter is prepared from betaine hydrochloride and sodium bicarbonate according to the weight ratio of 1: 8, and mixing.

Comparative example 7: a layer feed is different from the feed in the example 1 in that in the preparation process, in S1, the mixing time is 200S; in S3, the mixing time was 80S.

Comparative example 8: a layer feed is different from the feed in the example 1 in that in the preparation process, in S1, the mixing time is 400S; in S3, the mixing time was 160S.

Comparative example 9: the difference between the laying hen feed and the feed in the embodiment 1 is that in the preparation process, the raw materials also comprise 50kg of clostridium butyricum.

Comparative example 10: the difference between the laying hen feed and the feed in the embodiment 1 is that in the preparation process, the raw materials also comprise 90kg of clostridium butyricum.

Performance test

The layer feeds prepared in examples 1 to 20 and comparative examples 1 to 10 were taken as test samples, respectively.

In order to verify the effect of the feed for effectively regulating the intestinal health level of laying hens prepared in the application, experiments were carried out on farms in the county of Lijin, Shandong, and 3000 laying hens at 40 weeks were randomly selected, and were randomly divided into 30 experimental groups, each experimental group had 100 chickens, the experimental period was 5 weeks, and the laying hen feeds prepared in examples 1 to 20 and comparative examples 1 to 10 were fed to each experimental group. The experimental chicken is fed in a single cage, during the experiment, the laying hens feed and drink water freely, the illumination time is continuously given for 16 hours from 6 am to 10 pm every day, the temperature of the chicken house is controlled at 25 ℃ in the experiment period, the relative humidity is controlled at 50%, the feeding is carried out for 2 times at a fixed point every day, the eggs are picked up for 2 times, the feeding environmental conditions of all groups are kept consistent, the sanitation in the chicken house is kept, and the chicken house is disinfected regularly. Calculating the average egg laying number of the laying hens in each test group every day from the 5 th week for 7 days, and averaging the results; one day after the test period, the number of layers that died or acquired the intestinal disease due to the intestinal disease during the test period was recorded, and the test results are shown in table 3 below.

As can be seen from the test data in table 3: the average daily egg production of the test groups fed with the feed for effectively regulating the intestinal health level of the laying hens prepared in the examples 1-20 is higher than 88, and the number of dead or sick laying hens is lower than 8, which shows that the feed for effectively regulating the intestinal health level of the laying hens prepared in the examples of the application is beneficial to improving the intestinal health level of the laying hens and simultaneously improving the egg laying rate.

In combination with examples 1, 9 and 10 and comparative examples 1 and 2, and in combination with table 3, it can be seen that in the preparation process of the layer feed, in the organic trace element premix used, the preferred weight ratio of ferrous glycinate, zinc glycinate and copper glycinate is 1: (0.8-1.2): (0.4-0.6), the laying hen feed prepared in the range can obviously improve the intestinal health level of laying hens.

In combination with examples 1, 11 and 12 and comparative examples 3 and 4, and in combination with table 3, it can be seen that in the preparation of layer feed, the preferred weight ratio of ethoxyquinoline to citric acid in the antioxidant used is 1: (1-1.2), under the range, the ethoxyquin has good oxidation resistance, and oxidation of components such as compound vitamins in the feed is reduced, so that the improvement of the intestinal health level of the laying hens is indirectly promoted.

In combination with examples 1, 13, 14 and comparative examples 5, 6, and in combination with table 3, it can be seen that the laying rate can be significantly improved by the addition of the feeding promoting agent, and the preferred weight ratio of betaine hydrochloride to sodium bicarbonate in the feeding promoting agent is 1: (5-7).

In combination with examples 1, 15 and 16 and comparative examples 7 and 8, and in combination with Table 3, it can be seen that in the preparation method of the feed for effectively regulating the intestinal health level of laying hens, in S1, the preferable time period of the mixing time is 250-350S; in S3, the preferred time period for mixing is 100-140S. The raw materials are stirred and mixed within the time range, so that the dispersibility of the raw materials is better, the quality of the prepared feed is improved, and the laying rate and the intestinal health level of the laying hens are improved.

By combining examples 1, 17, 18 and 19 and comparative examples 9 and 10 and combining table 3, the number of sick or dead layers is obviously reduced by adding 60-80kg of clostridium butyricum in the preparation process of the layer feed, which shows that the use of bacillus subtilis and clostridium butyricum together can obviously improve the intestinal health level of the layers and reduce the number of layers dead due to intestinal diseases.

Table 3 results of performance testing

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. The feed capable of effectively regulating the intestinal health level of laying hens is characterized by comprising a small feed part and a big feed part, wherein the small feed part comprises the following components in parts by weight:

40-60 parts of compound vitamin;

5-15 parts of an antioxidant;

220-260 parts of methionine;

350 parts of feeding promoter;

5-15 parts of Hy.D;

120 portions of choline chloride and 160 portions;

15-25 parts of phytase;

680 parts of sodium chloride;

20-40 parts of bacillus subtilis;

180 portions of organic trace element premix.

2. The feed for effectively regulating the intestinal health level of laying hens as claimed in claim 1, wherein the main feed part consists of the following components in parts by weight:

2800 and 3000 parts of stone powder;

550 portions of rice hull powder 450-;

3700 and 3800 parts of zeolite powder.

3. The feed capable of effectively regulating intestinal health level of laying hens as claimed in claim 1, wherein the multivitamins are composed of the following components in parts by weight:

10-20 parts of vitamin A;

110-20 parts of vitamin B;

10-15 parts of vitamin C;

8-13 parts of vitamin D;

610-20 parts of vitamin B;

710-15 parts of vitamin B;

1210-30 parts of vitamin B;

8-13 parts of vitamin E;

vitamin K38-13 parts;

3-8 parts of folic acid.

4. The feed effective in regulating intestinal health levels of laying hens as claimed in claim 1, wherein the organic trace element premix is prepared by mixing ferrous glycinate, zinc glycinate and copper glycinate in a weight ratio of 1: (0.8-1.2): (0.4-0.6).

5. The feed effective in regulating the intestinal health level of laying hens as claimed in claim 1, wherein the antioxidant is composed of ethoxyquinoline and citric acid in a mixture, and the weight ratio of ethoxyquinoline to citric acid is 1: (1-1.2).

6. The feed effective in regulating intestinal health levels of laying hens as claimed in claim 1, wherein said feeding promoting agent is composed of a mixture of betaine hydrochloride and sodium bicarbonate, wherein the weight ratio of said betaine hydrochloride to said sodium bicarbonate is 1: (5-7).

7. The feed effective for regulating the intestinal health level of laying hens of claim 1, wherein said small feed portion further comprises 60-80 parts of Clostridium butyricum.

8. The method for preparing the feed for effectively regulating the intestinal health level of laying hens as claimed in any one of claims 1 to 7, which comprises the following steps:

s1, weighing and mixing the small material parts to obtain a mixture A;

s2, removing impurities from the large material part, and weighing;

9. The method for preparing feed capable of effectively regulating intestinal health level of laying hens as claimed in claim 8, wherein the raw materials of the main feed part and the small feed part are crushed and sieved before weighing, and the particle size is controlled to be below 2 mm.

10. The method as claimed in claim 8, wherein the mixing time in S1 is 250-350S; in the step S3, the mixing time is 100-140S.