阅读说明：本技术 一种添加枸杞粉的鸡饲料配方的制备方法 (Preparation method of chicken feed formula added with medlar powder ) 是由 刘康 李银 于 2021-01-16 设计创作，主要内容包括：本发明涉及鸡饲料技术领域,公开了一种添加枸杞粉的鸡饲料配方的制备方法,其制备方法为以下步骤：S1、膨化稻壳粉的制备；S2、枸杞多糖的制备；S3、鸡饲料的制备；且鸡饲料原料按重量份组分为以下组分：膨化稻壳粉50-60份、麦麸40-60份、枸杞粉30-40份、大蒜素10-15份、艾叶粉5-10份、抗菌剂8-12份、中草药添加剂15-20份、改善剂10-15份,余量为水。本发明利用枸杞粉制备枸杞多糖添加入鸡饲料内,能促进鸡禽的免疫器官发育,使鸡体毛色光润,肌肉丰满,血色鲜红,此外,加入的抗菌剂来提高鸡禽的抗应激和抗疾病能力,降低了发病率和死亡率；通过中药添加剂和改善剂,来增强鸡禽体质、改善鸡蛋的品质,提高产蛋率。(The invention relates to the technical field of chicken feed, and discloses a preparation method of a chicken feed formula added with medlar powder, which comprises the following steps: s1, preparing puffed rice hull powder; s2, preparing wolfberry polysaccharide; s3, preparing chicken feed; the chicken feed comprises the following raw materials in parts by weight: 50-60 parts of expanded rice hull powder, 40-60 parts of wheat bran, 30-40 parts of medlar powder, 10-15 parts of allicin, 5-10 parts of folium artemisiae argyi powder, 8-12 parts of an antibacterial agent, 15-20 parts of a Chinese herbal medicine additive, 10-15 parts of an improver and the balance of water. According to the invention, the lycium barbarum polysaccharide prepared from the lycium barbarum powder is added into the chicken feed, so that the development of immune organs of chickens can be promoted, the hair color of the chickens is smooth, the muscles are plump, and the blood color is bright red; through the traditional Chinese medicine additive and the improver, the physique of the chickens and the poultry is enhanced, the quality of eggs is improved, and the laying rate is increased.)

1. A preparation method of a chicken feed formula added with medlar powder is characterized by comprising the following steps:

s1, preparing puffed rice hull powder;

firstly, putting a certain amount of rice hull powder into a stirring tank, adding water accounting for 10 percent of the weight of the rice hull powder, and uniformly stirring;

secondly, heating the mixture to 230 ℃ by using a sealed type expansion device, and then continuously adding the wet rice hull powder into the expansion device, wherein the average pressure is 1.5 multiplied by 10⁵Compressing for 5-10s under Pa, and then releasing the pressure instantly to obtain puffed rice hull powder;

s2, preparing wolfberry polysaccharide;

firstly, sieving the medlar powder by a sieve of 20-40 meshes, then adding 5 times of water for soaking for 4-6 hours at the soaking temperature of 50-70 ℃, cooling to 40-50 ℃ after soaking, then adding enzyme for heat preservation for 1-1.5 hours, and then carrying out centrifugal separation to obtain filtrate and filter residue;

performing electrodialysis on the obtained filtrate to perform desalination treatment, and performing ultrafiltration treatment on the desalted filtrate through an ultrafiltration membrane after the treatment is finished, wherein the filtrate after the treatment is the lycium barbarum polysaccharide;

s3, preparing chicken feed;

adding the treated puffed rice hull powder and wheat bran into a stirrer, adding a certain amount of allicin, folium artemisiae argyi powder and the obtained wolfberry polysaccharide, adding a certain amount of water, and uniformly stirring at the rotating speed of 800 plus materials and 1000r/min for 20-30min to obtain a mixed feed;

secondly, sequentially adding the antibacterial agent, the traditional Chinese medicine additive and the improver into the mixture, continuously stirring the mixture for 15 to 20 minutes at the temperature of between 30 and 40 ℃, controlling the rotating speed to be 1000 and 1200r/min, and uniformly stirring the mixture to obtain a semi-finished chicken feed;

and thirdly, granulating the semi-finished chicken feed by a granulator, sterilizing and packaging to obtain the finished chicken feed.

2. The preparation method of the chicken feed formula added with the medlar powder according to claim 1, wherein the chicken feed raw materials comprise the following components in parts by weight: 50-60 parts of expanded rice hull powder, 40-60 parts of wheat bran, 30-40 parts of medlar powder, 10-15 parts of allicin, 5-10 parts of folium artemisiae argyi powder, 8-12 parts of an antibacterial agent, 15-20 parts of a Chinese herbal medicine additive, 10-15 parts of an improver and the balance of water.

3. The method for preparing a chicken feed formula with medlar powder as claimed in claim 1, wherein the water content of the rice hull powder in S1 is 12%, and the obtained puffed rice hull powder is mesh-shaped soft rice hull powder.

4. The preparation method of the chicken feed formula with the wolfberry powder as claimed in claim 1, wherein the enzyme in S2 is pectinase, which accounts for 1-2% of the total liquid, and the desalination rate of the desalination treatment is greater than 95%.

5. The preparation method of the chicken feed formula added with the medlar powder according to claim 1, wherein the antibacterial agent comprises the following components in parts by weight: 15-25 parts of curdlan, 25-30 parts of pollen polysaccharide, 5-10 parts of aristolochic acid, 8-12 parts of pine needle, 5-8 parts of berberine, 8-15 parts of triterpenoid saponin, 20-25 parts of dandelion and 30-40 parts of licorice powder.

6. The preparation method of the chicken feed formula added with the medlar powder according to claim 5, wherein the preparation method of the antibacterial agent is as follows:

a1, washing and drying pine needles, grinding the pine needles into powder, and sieving the powder with a 80-mesh sieve to obtain pine needle powder;

a2, then putting the pine needle powder, the licorice powder and the dandelion into a mixing tank for uniform mixing, adding aristolochic acid, berberine and triterpenoid saponin into the mixing tank in sequence during the period, and continuing to stir for 10-15min to obtain a mixture;

a3, fully stirring the mixture, the curdlan and the pollen polysaccharide at the constant temperature of 40-50 ℃, wherein the stirring speed is 800r/min and the stirring time is 5-10min, and uniformly mixing to obtain the antibacterial agent.

7. The preparation method of the chicken feed formula added with the medlar powder according to claim 1, wherein the traditional Chinese medicine additive is divided into the following components by weight: 15-20 parts of angelica, 10-15 parts of prepared rhizome of rehmannia, 5-9 parts of ligusticum wallichii, 8-12 parts of red paeony root, 4-10 parts of astragalus mongholicus, 10-15 parts of hawthorn, 15-25 parts of dried orange peel, 1-5 parts of acanthopanax and the balance of water.

8. The preparation method of the chicken feed formula added with the medlar powder according to claim 7, wherein the preparation method of the traditional Chinese medicine additive comprises the following steps:

b1, cleaning and drying the angelica, the prepared rhizome of rehmannia, the ligusticum wallichii, the red paeony root, the astragalus, the hawthorn, the dried orange peel and the acanthopanax, grinding into powder, and putting all the powder into a mixing tank for mixing;

b2, adding water with the total material ratio of 10% into the mixing tank, and mixing at 30-50 deg.C for 20-30min to obtain the Chinese medicinal additive.

9. The preparation method of the chicken feed formula added with the medlar powder according to claim 1, wherein the improver comprises the following components in parts by weight: 15-35 parts of chilli powder, 20-30 parts of cod liver oil, 25-35 parts of stone powder, 20-25 parts of vitamin E, 20-25 parts of vitamin C and the balance of water.

10. The preparation method of the chicken feed formula added with the medlar powder according to claim 9, wherein the preparation method of the improver is as follows:

c1, putting a certain amount of chilli powder and stone powder into a mixing tank for uniform mixing, and obtaining mixed powder after uniform mixing;

c2, adding cod liver oil, vitamin E and vitamin C into the mixed powder, adding a certain amount of water, and stirring for 10-20min to obtain the final product.

Technical Field

The invention relates to the technical field of chicken feed, in particular to a preparation method of a chicken feed formula added with medlar powder.

Background

The chicken is a poultry product which is frequently eaten by people, tastes delicious and is an important source of protein intake of human bodies. With the improvement of living standard, the requirements of people on the quality and the nutritional value of chicken are continuously increased, and the production of modern chicken products mainly depends on the large-scale cultivation, so that the formula composition of chicken feed becomes an important factor influencing the chicken quality;

fructus Lycii is a Chinese herbal medicine with yin nourishing effect, and is mainly composed of 1% betaine, carotene, thiamine, riboflavin, nicotinic acid, ascorbic acid, calcium, phosphorus, ferrum, etc., and is ground into powder and added into chicken feed,

in the existing chicken breeding, the influence of the selection of the chicken feed on the chicken is very important, how to lead the chicken to eat the feed reduces the morbidity and the mortality of the chicken, how to improve the growth weight of the chicken and the yield of eggs, and the quality of the eggs, which are the problems to be solved at present. Therefore, the technical personnel in the field provide a preparation method of a chicken feed formula added with medlar powder to solve the problems in the background technology.

Disclosure of Invention

The invention aims to provide a preparation method of a chicken feed formula added with medlar powder, and aims to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of a chicken feed formula added with medlar powder comprises the following steps:

s1, preparing puffed rice hull powder;

firstly, putting a certain amount of rice hull powder into a stirring tank, adding water accounting for 10 percent of the weight of the rice hull powder, and uniformly stirring;

② then will useHeating the sealed puffing device to 200-230 ℃, and then continuously adding the wet rice hull powder into the puffing device, wherein the average pressure is 1.5 multiplied by 10⁵Compressing for 5-10s under Pa, and then releasing the pressure instantly to obtain puffed rice hull powder;

s2, preparing wolfberry polysaccharide;

firstly, sieving the medlar powder by a sieve of 20-40 meshes, then adding 5 times of water for soaking for 4-6 hours at the soaking temperature of 50-70 ℃, cooling to 40-50 ℃ after soaking, then adding enzyme for heat preservation for 1-1.5 hours, and then carrying out centrifugal separation to obtain filtrate and filter residue;

performing electrodialysis on the obtained filtrate to perform desalination treatment, and performing ultrafiltration treatment on the desalted filtrate through an ultrafiltration membrane after the treatment is finished, wherein the filtrate after the treatment is the lycium barbarum polysaccharide;

s3, preparing chicken feed;

adding the treated puffed rice hull powder and wheat bran into a stirrer, adding a certain amount of allicin, folium artemisiae argyi powder and the obtained wolfberry polysaccharide, adding a certain amount of water, and uniformly stirring at the rotating speed of 800 plus materials and 1000r/min for 20-30min to obtain a mixed feed;

secondly, sequentially adding the antibacterial agent, the traditional Chinese medicine additive and the improver into the mixture, continuously stirring the mixture for 15 to 20 minutes at the temperature of between 30 and 40 ℃, controlling the rotating speed to be 1000 and 1200r/min, and uniformly stirring the mixture to obtain a semi-finished chicken feed;

and thirdly, granulating the semi-finished chicken feed by a granulator, sterilizing and packaging to obtain the finished chicken feed.

As a further scheme of the invention: the chicken feed comprises the following raw materials in parts by weight: 50-60 parts of expanded rice hull powder, 40-60 parts of wheat bran, 30-40 parts of medlar powder, 10-15 parts of allicin, 5-10 parts of folium artemisiae argyi powder, 8-12 parts of an antibacterial agent, 15-20 parts of a Chinese herbal medicine additive, 10-15 parts of an improver and the balance of water.

As a still further scheme of the invention: the water content of the rice hull powder in the S1 is 12%, and the obtained expanded rice hull powder is mesh-shaped soft rice hull powder.

As a still further scheme of the invention: the enzyme in the S2 is pectinase which accounts for 1-2% of the total liquid, and the desalination rate of the desalination treatment is more than 95%.

As a still further scheme of the invention: the antibacterial agent comprises the following components in parts by weight: 15-25 parts of curdlan, 25-30 parts of pollen polysaccharide, 5-10 parts of aristolochic acid, 8-12 parts of pine needle, 5-8 parts of berberine, 8-15 parts of triterpenoid saponin, 20-25 parts of dandelion and 30-40 parts of licorice powder.

As a still further scheme of the invention: the preparation method of the antibacterial agent comprises the following steps:

a1, washing and drying pine needles, grinding the pine needles into powder, and sieving the powder with a 80-mesh sieve to obtain pine needle powder;

a2, then putting the pine needle powder, the licorice powder and the dandelion into a mixing tank for uniform mixing, adding aristolochic acid, berberine and triterpenoid saponin into the mixing tank in sequence during the period, and continuing to stir for 10-15min to obtain a mixture;

a3, fully stirring the mixture, the curdlan and the pollen polysaccharide at the constant temperature of 40-50 ℃, wherein the stirring speed is 800r/min and the stirring time is 5-10min, and uniformly mixing to obtain the antibacterial agent.

As a still further scheme of the invention: the traditional Chinese medicine additive is divided into the following components by weight: 15-20 parts of angelica, 10-15 parts of prepared rhizome of rehmannia, 5-9 parts of ligusticum wallichii, 8-12 parts of red paeony root, 4-10 parts of astragalus mongholicus, 10-15 parts of hawthorn, 15-25 parts of dried orange peel, 1-5 parts of acanthopanax and the balance of water.

As a still further scheme of the invention: the preparation method of the traditional Chinese medicine additive comprises the following steps:

b1, cleaning and drying the angelica, the prepared rhizome of rehmannia, the ligusticum wallichii, the red paeony root, the astragalus, the hawthorn, the dried orange peel and the acanthopanax, grinding into powder, and putting all the powder into a mixing tank for mixing;

b2, adding water with the total material ratio of 10% into the mixing tank, and mixing at 30-50 deg.C for 20-30min to obtain the Chinese medicinal additive.

As a still further scheme of the invention: the improver comprises the following components in parts by weight: 15-35 parts of chilli powder, 20-30 parts of cod liver oil, 25-35 parts of stone powder, 20-25 parts of vitamin E, 20-25 parts of vitamin C and the balance of water.

As a still further scheme of the invention: the preparation method of the improver comprises the following steps:

c1, putting a certain amount of chilli powder and stone powder into a mixing tank for uniform mixing, and obtaining mixed powder after uniform mixing;

c2, adding cod liver oil, vitamin E and vitamin C into the mixed powder, adding a certain amount of water, and stirring for 10-20min to obtain the final product.

Compared with the prior art, the invention has the beneficial effects that: the preparation method of the chicken feed formula added with the medlar powder is applied in practice;

the lycium barbarum polysaccharide prepared by the lycium barbarum powder is added into the chicken feed, so that the development of immune organs of the chicken can be promoted, the growth of the chicken can be promoted, the hair color of the chicken is smooth, the muscles are full, the blood color is bright red, and the laying rate of hens can be improved;

in addition, the added antibacterial agent contains effective immune components such as polysaccharide, organic acid, alkaloid, glycosides and volatile substances, and the substances can improve the immunity of the chickens and enhance the immunity and disease resistance of the organisms, so that the anti-stress and anti-disease capability of the chickens can be improved, and the morbidity and mortality are reduced;

the traditional Chinese medicine additive is added into the chicken feed, so that the color of the yolk and the relative quality of the yolk can be increased, the thickness of the eggshell is in a linear relationship with the increase of the dosage of the traditional Chinese medicine additive, and the calcium absorption and utilization of old chickens are further promoted;

the improver can enhance the constitution of chicken and fowl, improve the quality of eggshell, enhance the cold stress resistance, has the functions of resisting infection, detoxifying and resisting stress, can increase the resistance of chicken to low temperature and diseases, prevent infectious diseases and improve the laying rate.

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.

In the embodiment of the invention, a preparation method of a chicken feed formula added with medlar powder comprises the following steps:

s1, preparing puffed rice hull powder;

putting a certain amount of rice hull powder into a stirring tank, wherein the water content of the rice hull powder is 12%, adding water accounting for 10% of the weight of the rice hull powder, and uniformly stirring; then heating to 200-230 ℃ by using a sealed type expansion device, and continuously adding the wet rice hull powder into the expansion device, wherein the average pressure is 1.5 multiplied by 10⁵Compressing for 5-10s under Pa, and then instantly relieving the pressure to obtain soft and mesh-like puffed rice hull powder;

wherein, after the rice hull powder is puffed, the fiber tissue is completely collapsed into a bulky state, and lignin tightly surrounding the cellulose is completely torn and falls off, so that the three-dimensional tissues contain water easily, the water absorption of the three-dimensional tissues is high, the water dissolving opportunities of various nutrient components are increased due to the improvement of the water absorption, the rice hull powder is easy to digest and absorb by livestock and poultry during the preparation of the feed, and the cost of the rice hull powder is low, the amount of the rice hull powder is large, and the rice hull powder is a second choice of the livestock and poultry feed;

s2, preparing wolfberry polysaccharide;

sieving fructus Lycii powder with 20-40 mesh sieve, adding 5 times of water, soaking for 4-6 hr at 50-70 deg.C, cooling to 40-50 deg.C, adding enzyme, keeping the temperature for 1-1.5 hr, and centrifuging to obtain filtrate and residue, wherein the enzyme is pectase and accounts for 1-2% of the total liquid; desalting the obtained filtrate by electrodialysis, wherein the desalting rate is more than 95%, and after the treatment is finished, performing ultrafiltration treatment on the desalted filtrate by an ultrafiltration membrane, wherein the filtrate after the treatment is the lycium barbarum polysaccharide;

the medlar is a Chinese herbal medicine with the effect of nourishing yin, is prepared into powder and is used as a chicken feed additive, because the medlar mainly contains 1 percent of betaine and also contains carotene, thiamine, riboflavin, nicotinic acid, ascorbic acid, calcium, phosphorus, iron and the like, the medlar powder is prepared into medlar polysaccharide which is added into chicken feed, can promote the development of immune organs of chickens, improve the immunity and the capability of resisting the immune stress, enhance the disease resistance, improve the survival rate of chicks by 10 percent, thereby promoting the growth of the chicks, ensure that the hair of the chickens is glossy, the muscles are full, the blood color is bright red, and simultaneously improve the laying rate of the hens;

s3, preparing chicken feed;

adding the treated puffed rice hull powder and wheat bran into a stirrer, adding a certain amount of allicin, folium artemisiae argyi powder and the obtained wolfberry polysaccharide, adding a certain amount of water, and uniformly stirring at the rotating speed of 800-1000r/min for 20-30min to obtain a mixed feed; sequentially adding the antibacterial agent, the Chinese medicinal additive and the improver into the mixture, continuously stirring the mixture for 15 to 20 minutes at the temperature of between 30 and 40 ℃, controlling the rotating speed at 1000 and 1200r/min, and uniformly stirring the mixture to obtain a semi-finished chicken feed; granulating the semi-finished chicken feed by a granulator, sterilizing and packaging to obtain a finished chicken feed;

the allicin has pure and natural strong fragrance, can replace other flavoring agents in the feed, can improve the peculiar smell of the feed by adding the allicin in the feed, stimulates the chickens to generate strong food calling effect, greatly increases the appetite of the chickens, increases the food consumption, further increases the net weight, can enhance the appetite of the broiler chickens, improves the chicken quality and can increase the daily gain of the chickens; the long-term use of the chicken feed with the allicin can improve the body resistance of the chicken, enhance the immunity and reduce the occurrence of diseases, particularly prevent the chicken from suffering from digestive system diseases, and the allicin can also be used for preventing and treating the symptoms of pullorum disease, fowl cholera and the like; the folium artemisiae argyi can improve metabolism of the chickens, improve meat quality and improve the utilization rate of chicken feed;

further, the preparation method of the antibacterial agent comprises the following steps:

a1, washing and drying pine needles, grinding the pine needles into powder, and sieving the powder with a 80-mesh sieve to obtain pine needle powder;

a2, then putting the pine needle powder, the licorice powder and the dandelion into a mixing tank for uniform mixing, adding aristolochic acid, berberine and triterpenoid saponin into the mixing tank in sequence during the period, and continuing to stir for 10-15min to obtain a mixture;

a3, fully stirring the mixture, the curdlan and the pollen polysaccharide at the constant temperature of 40-50 ℃, wherein the stirring speed is 800r/min and the stirring time is 5-10min, and uniformly mixing to obtain the antibacterial agent;

in conclusion, the added pine needles have more sterilization factors, and the incidence of the chickens can be reduced by adding the pine needles into the feed; the liquorice powder added into the chicken feed can effectively prevent rickets, pullorum disease, pharyngitis and the like; in addition, when the chickens are infected with diseases or meet stress, the immunity of the organism is easy to be reduced, and the polysaccharides, the pollen polysaccharides, the aristolochic acid, the berberine, the ginsenoside allicin and the like have immune effective components such as polysaccharides, organic acids, alkaloids, glycosides, volatile substances and the like, and the immune effective components have the functions of improving the immunity of the livestock and poultry and enhancing the disease resistance, so that the antibacterial agent can promote the lymphocyte transformation, enhance the phagocytic function of macrophages, improve the cellular immunity and humoral immunity level, enhance the immunity and disease resistance of the organism, and further improve the stress resistance and disease resistance of the chickens;

still further, the preparation method of the traditional Chinese medicine additive comprises the following steps:

b1, cleaning and drying the angelica, the prepared rhizome of rehmannia, the ligusticum wallichii, the red paeony root, the astragalus, the hawthorn, the dried orange peel and the acanthopanax, grinding into powder, and putting all the powder into a mixing tank for mixing;

b2, adding water with the total material ratio of 10% into a mixing tank, and uniformly mixing at 30-50 deg.C for 20-30min to obtain Chinese medicinal additive;

in conclusion, the traditional Chinese medicine additive is added into the chicken feed, so that the color of the yolk and the relative quality of the yolk can be increased, the thickness of the eggshell is in a linear relationship with the increase of the dosage of the traditional Chinese medicine additive, and the calcium absorption and utilization of old chickens are further promoted, in addition, the hawthorn, the dried orange peel, the acanthopanax and the like can reduce the contents of cholesterol and total lipid in the eggs, improve the contents of protein and calcium in the eggs, enhance the hardness of the eggshells, reduce the breakage rate of the eggs, deepen the color of the yolk and improve the quality;

still further, the preparation method of the improver comprises the following steps:

c1, putting a certain amount of chilli powder and stone powder into a mixing tank for uniform mixing, and obtaining mixed powder after uniform mixing;

c2, adding cod liver oil, vitamin E and vitamin C into the mixed powder, adding a certain amount of water, and stirring for 10-20min to obtain the improver;

in conclusion, the chilli powder contains rich nutrient elements, although the chilli powder is taken at ordinary times and eaten as a side dish, the chilli powder has rich nutrition and red color, can make the appetite of the chicken better when being placed in food, also has certain help to the intestines and stomach of the chicken, can make the intestinal tract peristalsis better and improve the resistance, and can make the yolk of the chicken darker when being fed with the chilli powder, and the chilli powder contains rich carotene and various vitamins, so that the immunity and the egg laying rate of the chicken can be improved;

in addition, the cod liver oil contains vitamin A and vitamin D, has the effects of enhancing the body condition, improving the quality of eggshells, enhancing the cold stress resistance and the like, and the vitamin E can improve the immunity and the laying rate; the vitamin C has the effects of resisting infection, detoxifying, resisting stress and the like, and can increase the resistance of the chicken to low temperature and diseases, prevent infectious diseases and improve the laying rate, so the laying rate can be improved by adding the improver into the chicken feed;

example 1

A preparation method of a chicken feed formula added with medlar powder comprises the following components in parts by weight: 50 parts of expanded rice hull powder, 40 parts of wheat bran, 30 parts of medlar powder, 10 parts of allicin, 5 parts of folium artemisiae argyi powder, 8 parts of an antibacterial agent, 15 parts of a Chinese herbal medicine additive, 10 parts of an improver and the balance of water.

The antibacterial agent comprises the following components in parts by weight: 15 parts of curdlan, 25 parts of pollen polysaccharide, 5 parts of aristolochic acid, 8 parts of pine needle, 5 parts of berberine, 8 parts of triterpenoid saponin, 20 parts of dandelion and 30 parts of licorice powder.

The traditional Chinese medicine additive is divided into the following components by weight: 15 parts of angelica, 10 parts of prepared rhizome of rehmannia, 5 parts of rhizoma ligustici wallichii, 8 parts of red paeony root, 4 parts of astragalus mongholicus, 10 parts of hawthorn, 15 parts of dried orange peel, 2 parts of acanthopanax and the balance of water.

The improver comprises the following components in parts by weight: 15 parts of chilli powder, 20 parts of cod liver oil, 25 parts of stone powder, 20 parts of vitamin E, 20 parts of vitamin C and the balance of water.

Example 2

A preparation method of a chicken feed formula added with medlar powder comprises the following components in parts by weight: 60 parts of expanded rice hull powder, 60 parts of wheat bran, 40 parts of medlar powder, 15 parts of allicin, 10 parts of folium artemisiae argyi powder, 12 parts of an antibacterial agent, 20 parts of a Chinese herbal medicine additive, 15 parts of an improver and the balance of water.

The antibacterial agent comprises the following components in parts by weight: 25 parts of curdlan, 30 parts of pollen polysaccharide, 10 parts of aristolochic acid, 12 parts of pine needle, 8 parts of berberine, 15 parts of triterpenoid saponin, 25 parts of dandelion and 40 parts of licorice powder.

The traditional Chinese medicine additive is divided into the following components by weight: 20 parts of angelica, 15 parts of prepared rhizome of rehmannia, 9 parts of ligusticum wallichii, 12 parts of red paeony root, 10 parts of astragalus mongholicus, 15 parts of hawthorn, 25 parts of pericarpium citri reticulatae, 5 parts of acanthopanax and the balance of water.

The improver comprises the following components in parts by weight: 35 parts of chilli powder, 30 parts of cod liver oil, 35 parts of stone powder, 25 parts of vitamin, 25 parts of vitamin C and the balance of water.

Example 3

A preparation method of a chicken feed formula added with medlar powder comprises the following components in parts by weight: 55 parts of expanded rice hull powder, 50 parts of wheat bran, 35 parts of medlar powder, 12 parts of allicin, 8 parts of folium artemisiae argyi powder, 10 parts of an antibacterial agent, 17 parts of a Chinese herbal medicine additive, 14 parts of an improver and the balance of water.

The antibacterial agent comprises the following components in parts by weight: 20 parts of curdlan, 28 parts of pollen polysaccharide, 8 parts of aristolochic acid, 10 parts of pine needle, 6 parts of berberine, 12 parts of triterpenoid saponin, 23 parts of dandelion and 35 parts of licorice powder.

The traditional Chinese medicine additive is divided into the following components by weight: 18 parts of angelica, 12 parts of prepared rhizome of rehmannia, 6 parts of ligusticum wallichii, 10 parts of red paeony root, 8 parts of astragalus mongholicus, 12 parts of hawthorn, 20 parts of pericarpium citri reticulatae, 3 parts of acanthopanax and the balance of water.

The improver comprises the following components in parts by weight: 25 parts of chilli powder, 25 parts of cod liver oil, 30 parts of stone powder, 22 parts of vitamin E, 22 parts of vitamin C and the balance of water.

Comparative example 1

The preparation method for preparing the chicken feed by adding the medlar powder in the existing market is adopted.

Experiment one: aiming at the weight influence experiment of the chickens;

taking 1 part of the chicken feed prepared in the examples 1-3 and the comparative example 1, selecting 40 50-day-old chickens as experimental objects, 20 hens and 20 cocks, dividing the 40 chickens into four groups, dividing each group of cocks and hens into halves, feeding the chickens with the chicken feed prepared in the examples 1-3 and the comparative example 1 respectively, taking the weight of each group of chickens in the morning, noon and evening, recording the weight of each group of chickens after 70 days and 120 days, and taking an average value, wherein the experimental results are shown in the following table:

as can be seen from the above table, when the chickens eat the chicken feed prepared by the invention at the age of 70 days and 120 days, the weight of the chickens obviously increases compared with the weight of the chickens eating the chicken feed in the existing market, so that the daily gain of the chickens can be greatly increased by eating the chicken feed of the invention.

Experiment two: experiments are carried out on the daily average feed intake and egg yield of the chickens;

selecting 40 strong and fully developed 150-day-old hens which are divided into four groups, taking one part of the chicken feed prepared in examples 1-3 and comparative example 1, feeding the four groups of hens respectively for 180 days, and detecting the daily average feed intake (g/hen), daily average egg production (number/hen), average weight (g) of eggs and morbidity and mortality of the hens in the period; the results are shown in the following table:

	example 1	Example 2	Example 3	Comparative example 1
					Daily food intake	120.35	125.21	122.48	78.84
Average daily egg production	10	9.75	9.8	5.6
					Average weight of eggs	65.45	68.28	66.79	51.23
Number of onset of disease	2	1	2	5
					Number of deaths	1	0	0	3

As can be seen from the above table, compared with the chicken feed produced in the existing market, the hen fed with the chicken feed of the present invention can ensure that one hen can lay eggs every day, and the laying rate is as high as 9.75%, so that it can be shown that the chicken feed produced by the present invention can increase the laying rate, and the average weight of the eggs produced by the hen fed with the chicken feed of the present invention is heavier than that of comparative example 1, which indicates that the eggs laid by the hen fed with the chicken feed of the present invention have a larger physique and better quality.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.