阅读说明：本技术 复合植物提取物与益生菌生物发酵饲料的制备及应用 (Preparation and application of composite plant extract and probiotic biological fermentation feed ) 是由 徐青 于 2021-08-13 设计创作，主要内容包括：本发明涉及微生物发酵技术领域,尤其是一种复合植物提取物与复合益生菌生物发酵饲料的制备及应用,复合植物提取物与培养基混合在一起,接入酵母菌和枯草芽孢杆菌,乳酸菌,利用经驯化、培养、健康的益生菌,酵母菌、枯草芽孢杆、乳酸菌菌株作为液态和固态植物发酵饲料,进行混合培养发酵。发酵后的产物具有抗菌肽能的广谱抗菌,能有效提高家禽免疫力,抑制有害菌,平衡体内菌群,并且益生菌和植物抗生素共同发酵,提高药物活性作用；能产生功能性多糖、生物素促生长因子等多种生物活性物质、有机酸、多肽、多种维生素和多种酶类等功能性发酵代谢产物,复合益生菌发酵饲料中的乳酸菌及氨基酸、乳酸含量有利于单菌发酵饲料；更易被动物吸收。(The invention relates to the technical field of microbial fermentation, in particular to preparation and application of a composite plant extract and composite probiotic biological fermentation feed. The fermented product has broad-spectrum antibacterial property of antibacterial peptide, can effectively improve the immunity of poultry, inhibit harmful bacteria and balance in-vivo flora, and the probiotic and the plant antibiotic are fermented together to improve the activity of the medicament; can produce functional polysaccharide, biotin growth-promoting factors and other various bioactive substances, organic acid, polypeptide, various vitamins, various enzymes and other functional fermentation metabolites, and the content of lactobacillus, amino acid and lactic acid in the composite probiotic fermented feed is beneficial to single-bacterium fermented feed; is more easily absorbed by the animal.)

1. A preparation method and application of a composite plant extract and probiotic biological fermentation feed are disclosed, wherein the preparation process comprises the following steps:

the method comprises the following steps: preparation of slant strain

Slant tube medium: 10-15 Bolin of fresh malt juice, wherein the ratio of the malt juice to water is 1:4, 1.5-2.0% of agar powder is sterilized at 121 ℃ for 20 minutes, the natural pH value is cooled to 30 ℃ +/-1 for inoculation, a stored strain is inoculated into a slant test tube, the slant test tube is placed in a constant temperature box for 24 hours at 30-32 ℃ to be prepared into a slant strain, and the slant strain is placed in a refrigerator for storage for later use;

step two: preparation of 10ml liquid Strain culture solution

0.5 g of tryptone, 0.25 g of yeast powder and 0.25 g of glucose, placing the mixture in a 10ml test tube, sterilizing the mixture at the temperature of 121 ℃ for 20 minutes at the pH value of 4.2-4.5, and cooling the sterilized mixture for later use. Inoculating the cultured slant strains at the temperature of 30 +/-1 ℃, and culturing for 20-24 hours at the temperature of 30-32 ℃ and the amplitude of 140r/min by using a shaking table;

step three: preparation of first-order seed culture solution

5 g of tryptone, 2.5 g of yeast powder, 2.5 g of glucose, 100ml of culture bottle and 100ml of purified water, adjusting the pH value to 4.2-4.5, sterilizing at 121 ℃ for 20 minutes, cooling to 30 +/-1 ℃ for later use, inoculating 10ml of liquid strain, shaking the table at 30-32 ℃, controlling the amplitude at about 140r/min, and culturing for 20-24 hours;

step four: preparation of Secondary seed culture solution

Hydrolyzing 1L of yellow serofluid, adjusting the pH value to 4.2-4.5, sterilizing at 121 ℃ for 20 minutes, inoculating a first-grade seed culture solution when the temperature is reduced to about 32 ℃, shaking the table at 30-32 ℃, and performing amplitude regulation at about 140r/min for 20-24 hours, wherein 50 g of glucose, 25 g of yeast powder and 50 g of peptone are obtained;

step five: preparation of seed daughter card jar culture solution

Hydrolyzing 100L of yellow serofluid, adjusting the pH value to 4.2-4.5 by using ammonia water and 500 g of glucose, sterilizing at 121 ℃ for 20 minutes, cooling for later use, inoculating a secondary seed culture solution at 30-32 ℃, and performing ventilated culture in a seed fermentation tank with the ventilation amount of 1; 1;

step six: preparation of seed culture

Hydrolyzing in a 1500L fermentation tank by yellow serofluid, adding waste cane sugar and ammonia water to adjust the pH value to 4.2-4.5, cooling to about 32 ℃, inoculating a seed daughter card tank culture solution, carrying out ventilation culture with the ventilation quantity of 1:1, and culturing for 8-10 hours to terminate the culture;

step seven: preparation of culture solution for production fermenter

20m³Hydrolyzing with yellow serofluid in a fermentation tank, adjusting the pH value of waste sucrose, 1% of houttuynia cordata, 1% of bamboo leaves, 1% of dandelion, 1% of honeysuckle, 1% of astragalus membranaceus and ammonia water to 4.2-4.5, sterilizing at 121 ℃, cooling to 32 ℃ for later use, inoculating 1500L of production strains, mixing, fermenting, ventilating and culturing, wherein the ventilation rate is 1:1, and fermenting and culturing for 8-10 hours, and then stopping fermentation;

step eight: firstly, centrifuging, then drying, then crushing and finally packaging.

2. The preparation and application of the compound plant extract and probiotic biological fermentation feed as claimed in claim 1, wherein the feed comprises: the speed of the high-speed centrifuge is as follows: 10000r/min20 minutes, the ventilation temperature of the drying chamber is 75-80 ℃, the time is 7-8 hours, then the dried fungus powder is crushed by 80 meshes, and finally the 80 meshes fungus powder is packed into a packing bag.

Technical Field

The invention relates to the technical field of microbial fermentation, in particular to preparation and application of a composite plant extract and probiotic biological fermentation feed.

Background

Microbial fermentation refers to the process of converting raw materials into products required by human beings through a specific metabolic pathway by using microorganisms under appropriate conditions. The level of microbial fermentation production depends mainly on the genetic characteristics of the strain itself and the culture conditions.

The application range of fermentation engineering is medical industry, food industry, energy industry, chemical industry, agriculture, plant gene modification, biological nitrogen fixation, microorganism nutrition, environmental protection and the like.

The probiotic microorganisms used in the traditional micro-ecological fermentation process have insufficient stress resistance, unstable activity, incapability of adjusting the balance of animal intestinal flora, and no good enzyme production and bacteriostasis effects, so that the digestibility of nutrient materials of animal organisms and the micro-ecological environment are low, the health state of the animal organisms cannot be maintained, the immunity, disease resistance and stress resistance of the probiotic microorganisms are low, the effect of reducing or replacing antibiotics is not strong, and meanwhile, the breeding cost and the breeding period are relatively long.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to solve the problems in the prior art, the preparation and application of the improved composite plant extract and probiotic biological fermentation feed are provided, and the problems in the prior art are solved.

The technical scheme adopted by the invention for solving the technical problems is as follows: a preparation method and application of a composite plant extract and probiotic biological fermentation feed are disclosed, wherein the preparation process comprises the following steps:

the method comprises the following steps: preparation of slant strain

Slant tube medium: fresh wort 10-15 Bolin, wherein the ratio of wort: 1:4 of water, 1.5-2.0 of agar powder, sterilizing at 121 ℃ for 20 minutes, naturally adjusting the pH value, cooling to 30 +/-1 ℃, inoculating the preserved strain into a slant test tube, placing in a constant temperature box at 30-32 ℃ for culturing for 24 hours to prepare a slant strain, and placing in a refrigerator for storage for later use;

step two: preparation of 10ml liquid Strain culture solution

0.5 g of tryptone, 0.25 g of yeast powder and 0.25 g of glucose, placing the mixture in a 10ml test tube, sterilizing the mixture at the temperature of 121 ℃ for 20 minutes at the pH value of 4.2-4.5, and cooling the sterilized mixture for later use. Inoculating the cultured slant strains at the temperature of 30 +/-1 ℃, and culturing for 20-24 hours at the temperature of 30-32 ℃ and the amplitude of 140r/min by using a shaking table;

step three: preparation of first-order seed culture solution

5 g of tryptone, 2.5 g of yeast powder, 2.5 g of glucose, 100ml of culture bottle and 100ml of purified water, adjusting the pH value to 4.2-4.5, sterilizing at 121 ℃ for 20 minutes, cooling to 30 +/-1 ℃ for later use, inoculating 10ml of liquid strain, shaking the table at 30-32 ℃, controlling the amplitude at about 140r/min, and culturing for 20-24 hours;

step four: preparation of Secondary seed culture solution

Hydrolyzing 1L of yellow serofluid, adjusting the pH value to 4.2-4.5, sterilizing at 121 ℃ for 20 minutes, inoculating a first-grade seed culture solution when the temperature is reduced to about 32 ℃, shaking the table at 30-32 ℃, and performing amplitude regulation at about 140r/min for 20-24 hours, wherein 50 g of glucose, 25 g of yeast powder and 50 g of peptone are obtained;

step five: preparation of seed daughter card jar culture solution

Hydrolyzing 100L of yellow serofluid, adjusting the pH value to 4.2-4.5 by using ammonia water and 500 g of glucose, sterilizing at 121 ℃ for 20 minutes, cooling for later use, inoculating a secondary seed culture solution at 30-32 ℃, and performing ventilated culture in a seed fermentation tank with the ventilation amount of 1; 1;

step six: preparation of seed culture

1500L fermentation tank, yellow serofluid comes the hydrolysis, adds useless cane sugar, and ammonia adjusts pH value 4.2 ~ 4.5, and the seed daughter card jar culture solution is inoculated to about the cooling to 32 ℃, and the ventilation is cultivateed, and the air volume is 1:1, culturing for 8-10 hours to terminate the culture;

step seven: preparation of culture solution for production fermenter

Hydrolyzing with yellow serofluid in a fermentation tank of 20m3, adding waste cane sugar, 1% of houttuynia cordata, 1% of bamboo leaves, 1% of dandelion, 1% of honeysuckle, 1% of astragalus membranaceus, adjusting the pH value to 4.2-4.5 with ammonia water, sterilizing at 121 ℃, cooling to 32 ℃ for later use, inoculating 1500L of production strains, mixing, fermenting, ventilating and culturing, wherein the ventilation rate is 1:1, and fermenting and culturing for 8-10 hours, and then stopping fermentation;

step eight: firstly, centrifuging, then drying, then crushing and finally packaging.

The speed of the high-speed centrifuge is as follows: 10000r/min20 minutes, the ventilation temperature of the drying chamber is 75-80 ℃, the time is 7-8 hours, then the dried fungus powder is crushed by 80 meshes, and finally the 80 meshes fungus powder is packed into a packing bag.

The invention has the beneficial effects that:

(1) according to the preparation method of the composite plant extract and probiotic biological fermentation feed and the application of probiotics, the composite plant extract and the probiotic biological fermentation feed are fermented together by yeast, bacillus subtilis, lactic acid bacteria and various plant extracts during fermentation, and waste crops are used as a culture medium, so that the waste is utilized and the environment is protected;

(2) the solid state adopts bran, bean dregs, corn flour and mushroom dregs (plant) extract, the liquid state utilizes yellow serofluid as culture medium to be mixed, cultured and fermented with bacillus subtilis, saccharomycetes and lactobacillus and fermented together with various plant extracts, the plant extracts have other multifunctionality, because the plant extracts are naturally existing substances in the nature and contain nutrient substances such as saccharides, amino acids, cellulose, vitamins and the like, the plant extracts can be used as feed additives to supplement nutrition and also can play a role of resisting bacteria, have the functions of inhibiting the growth of bacteria, regulating intestinal flora, enhancing the immunity of the organism, resisting stress and the like, pathogenic bacteria are not easy to generate drug resistance to plant antibiotics, are easy to be decomposed and utilized by animals, do not have drug residues, and the organism can generate active substances such as enzymes and the like for decomposing and transforming the plant extracts in the natural selection process of reproduction and evolution of human beings and animals, so that the Chinese herbal medicine can be utilized by the body to a limited extent and the plant extract is harmless to the body.

(3) The compound probiotic fermented feed has the advantages that the compound probiotic fermented feed has broad-spectrum antibacterial effect of antibacterial peptide, can effectively improve poultry immunity, inhibit harmful bacteria, balance in vivo flora, can jointly ferment probiotics and plant antibiotics, can improve the activity of medicaments, can generate various bioactive substances such as functional polysaccharide, biotin growth promotion factors and the like, organic acid, polypeptide, various vitamins, various enzymes and other functional fermentation metabolites, can obviously contribute to single-bacterium fermented feed due to lactic acid content, can quickly convert coarse feed into biological fermented feed containing microbial mycoprotein, biological living small peptide amino acid, microbial probiotics and compound enzyme preparation, can improve the amino acid content in coarse feed seeds, and is easier to be absorbed by animals.

Detailed Description

A preparation method and application of a composite plant extract and probiotic biological fermentation feed are disclosed, wherein the preparation process comprises the following steps:

the method comprises the following steps: preparation of slant strain

Slant tube medium: fresh wort 10-15 Bolin, wherein the ratio of wort: 1:4 of water, 1.5-2.0 of agar powder, sterilizing at 121 ℃ for 20 minutes, naturally adjusting the pH value, cooling to 30 +/-1 ℃, inoculating the preserved strain into a slant test tube, placing in a constant temperature box at 30-32 ℃ for culturing for 24 hours to prepare a slant strain, and placing in a refrigerator for storage for later use;

step two: preparation of 10ml liquid Strain culture solution

0.5 g of tryptone, 0.25 g of yeast powder and 0.25 g of glucose, placing the mixture in a 10ml test tube, sterilizing the mixture at the temperature of 121 ℃ for 20 minutes at the pH value of 4.2-4.5, and cooling the sterilized mixture for later use. Inoculating the cultured slant strains at the temperature of 30 +/-1 ℃, and culturing for 20-24 hours at the temperature of 30-32 ℃ and the amplitude of 140r/min by using a shaking table;

step three: preparation of first-order seed culture solution

5 g of tryptone, 2.5 g of yeast powder, 2.5 g of glucose, 100ml of culture bottle and 100ml of purified water, adjusting the pH value to 4.2-4.5, sterilizing at 121 ℃ for 20 minutes, cooling to 30 +/-1 ℃ for later use, inoculating 10ml of liquid strain, shaking the table at 30-32 ℃, controlling the amplitude at about 140r/min, and culturing for 20-24 hours;

step four: preparation of Secondary seed culture solution

Hydrolyzing 1L of yellow serofluid, adjusting the pH value to 4.2-4.5, sterilizing at 121 ℃ for 20 minutes, inoculating a first-grade seed culture solution when the temperature is reduced to about 32 ℃, shaking the table at 30-32 ℃, and performing amplitude regulation at about 140r/min for 20-24 hours, wherein 50 g of glucose, 25 g of yeast powder and 50 g of peptone are obtained;

step five: preparation of seed daughter card jar culture solution

Hydrolyzing 100L of yellow serofluid, adjusting the pH value to 4.2-4.5 by using ammonia water and 500 g of glucose, sterilizing at 121 ℃ for 20 minutes, cooling for later use, inoculating a secondary seed culture solution at 30-32 ℃, and performing ventilated culture in a seed fermentation tank with the ventilation amount of 1; 1;

step six: preparation of seed culture

1500L fermentation tank, yellow serofluid comes the hydrolysis, adds useless cane sugar, and ammonia adjusts pH value 4.2 ~ 4.5, and the seed daughter card jar culture solution is inoculated to about the cooling to 32 ℃, and the ventilation is cultivateed, and the air volume is 1:1, culturing for 8-10 hours to terminate the culture;

step seven: preparation of culture solution for production fermenter

Hydrolyzing with yellow serofluid in a fermentation tank of 20m3, adding waste cane sugar, 1% of houttuynia cordata, 1% of bamboo leaves, 1% of dandelion, 1% of honeysuckle, 1% of astragalus membranaceus, adjusting the pH value to 4.2-4.5 with ammonia water, sterilizing at 121 ℃, cooling to 32 ℃ for later use, inoculating 1500L of production strains, mixing, fermenting, ventilating and culturing, wherein the ventilation rate is 1:1, and fermenting and culturing for 8-10 hours, and then stopping fermentation;

step eight: firstly, centrifuging, then drying, then crushing and finally packaging.

The speed of the high-speed centrifuge is as follows: 10000r/min20 minutes, the ventilation temperature of the drying chamber is 75-80 ℃, the time is 7-8 hours, then the dried fungus powder is crushed by 80 meshes, and finally the 80 meshes fungus powder is packed into a packing bag.

According to the preparation method of the composite plant extract and probiotic biological fermentation feed and the application of probiotics, the composite plant extract and the probiotic biological fermentation feed are fermented together by yeast, bacillus subtilis, lactic acid bacteria and various plant extracts during fermentation, and waste crops are used as a culture medium, so that the waste is utilized and the environment is protected; the solid adopts bran, bean dregs and corn flour to prepare the bacterial dreg extract, the liquid utilizes yellow serofluid as a culture medium to be mixed, cultured and fermented with bacillus subtilis, saccharomycetes and lactobacillus and fermented together with various plant antibiotics, the plant extract has other multifunctionality, because the plant antibiotics are naturally existing substances in the nature and contain nutrient substances such as saccharides, amino acids, cellulose, vitamins and the like, the plant extract is used as a feed additive to supply nutrition and also has the functions of inhibiting the growth of bacteria, regulating intestinal flora, enhancing the immunity of the organism, resisting stress and the like, pathogenic bacteria are not easy to generate drug resistance to the plant antibiotics and are easy to be decomposed and utilized by animals without drug residues, and in the natural evolution and selection process of human beings and animals, the organism can decompose and convert active substances such as enzymes of the plant extract, so that the Chinese herbal medicines can be limited utilized by the organism, and the plant extract is harmless to the body; the compound probiotic fermented feed has the advantages that the compound probiotic fermented feed has broad-spectrum antibacterial effect of antibacterial peptide, can effectively improve poultry immunity, inhibit harmful bacteria, balance in vivo flora, can jointly ferment probiotics and plant antibiotics, can improve the activity of medicaments, can generate various bioactive substances such as functional polysaccharide, biotin growth promotion factors and the like, organic acid, polypeptide, various vitamins, various enzymes and other functional fermentation metabolites, can obviously contribute to single-bacterium fermented feed due to lactic acid content, can quickly convert coarse feed into biological fermented feed containing microbial mycoprotein, biological living small peptide amino acid, microbial probiotics and compound enzyme preparation, can improve the amino acid content in coarse feed seeds, and is easier to be absorbed by animals.

The application experiment of the invention is as follows:

495 healthy laying hens with similar weights were selected and randomly divided into 5 groups of 3 replicates each of 33 chickens (the feed consumption test was 9 replicates each of 11 chickens each). The control group was fed with a basal diet (1 group), and the 4 treatment groups were fed with 200, 400, 800 and 1200mg/kg of plant extracts (2, 3, 4 and 5 groups, respectively) added to the basal diet, and the test was started at 270 days of age in the post-egg laying period for 8 weeks (3 months, 4 days to 4 months, 29 days). During the whole experiment, three-layer stepwise individuals were raised in cages, freely drunk water, irradiated by conventional light (16h:8h) and immunized.

	Group 1	2 groups of	Group 3	4 groups of	5 groups of
						Addition amount (mg/kg)	0	200	400	800	1200
Body weight (g) before test	1504.3±191.0	1518.0±189.4	1522.9±213.6	1475.4±195.9	1495.3±198.3
						Egg production (%)	84.2	84.2	83.4	84.8	84.7

1.3 sample Collection and measurement

During the test period, the egg number, breakage, death and elutriation and other conditions of each group are recorded every day;

measuring the weight of eggs in the whole group every week;

measuring the indexes of whole group of eggs (such as sand shell and dark spot) every 2 weeks, and measuring the quality of conventional eggs (>30 eggs/group), including the color, glossiness, strength, weight, height, Haugh unit, thickness, etc.;

at the end of 4 weeks and 8 weeks, randomly selecting 2 in each group, collecting blood to detect serum oxidative stress indexes (total antioxidant capacity (T-AOC), superoxide dismutase (SOD), Malondialdehyde (MDA), Catalase (CAT), glutathione peroxide (GSH-PX), reduced Glutathione (GSH) and oxidized glutathione (GSSG) content), immunological indexes (serum immunoglobulin IgG, IgM, IgA, complement 3(C3) and complement 4(C4) content, phagocytic capacity of phagocytic cells in 8 weeks), performing conventional slaughter, namely weighing before slaughter, weighing whole chest, weighing semi chest, abdominal fat, etc., taking thymus, spleen, bursa to detect immune organ index, and taking liver to detect liver tissue oxidative stress index.

Blood collection: repeating the 2 times 3 times 5 groups, collecting 3 ml of blood from each chicken, subpackaging the blood into 2 tubes of 1.5 ml centrifuge tubes, centrifuging, taking supernatant, namely serum, and storing at-20 ℃. (index for measuring oxidative stress in serum, immunological index)

Sampling: 2X 3 repeated X5 groups, after slaughtering, part of liver tissue is cut into small pieces and put into a 1.5 ml centrifuge tube (for measuring oxidative stress index). Loading the contents of jejunum, ileum and cecum into 5 ml centrifuge tube, loading another part of liver tissue into 1.5 ml centrifuge tube (to be tested for TOR sample receptor signal channel related gene expression), and storing at-80 deg.C.

Slaughtering: 5X 3 repeated X5 groups, and performing conventional slaughtering to determine slaughtering rate, half-bore rate, full-bore rate, pectoral muscle rate, leg muscle rate, liver rate, abdominal fat rate, and fatty liver degree. Weighing thymus, spleen and bursa of Fabricius, and measuring immune organ index.

Phagocytic capacity of phagocytic cells: repeating 2 × 3 groups × 5, weighing, injecting 0.2ml india ink diluted by 1:3 into the intra-wing vein, timing immediately, collecting blood from heart 0.2ml 2min and 10min after injecting the ink, adding 20ml 0.1% Na2CO3 solution, shaking, measuring absorbance OD at 600nm with enzyme-labeling instrument, using Na2CO3 solution as blank control, slaughtering the chicken, weighing liver and spleen, and calculating phagocytosis index.

Phagocytosis index: a ═ body weight ÷ (liver weight + spleen weight) × K1/3. Description of the drawings: a is the phagocytic index; k is carbon clearance, and K is (lgODl-lgOD 2)/t 2-tl; ODl and OD2 are absorbance values of the solution to be detected obtained by taking blood for 2min and 10min respectively; t1 and t2 indicate blood collection time after indian ink injection.

1.4 data analysis

Data sets were averaged and standard deviations calculated using EXCEL and single-factor analysis of variance was performed on each data set using SPSS 16.0 software.

2 results and analysis

2.1 Performance of production

2.1.12 cycle production Performance

The results are shown in table 1, with 5 groups of each index differing significantly.

TABLE 12 week production Performance

2.1.24 cycle production Performance

The results are shown in table 2, with significant differences between the spent 2 group and the 1 and 3 groups.

TABLE 24 week Productivity

2.1.36 cycle production Performance

The results are shown in Table 3, and no significant difference exists among the indexes.

TABLE 36 week Productivity

	Average egg production (%)	Average consumptive material (gram)	Survival rate (%)
				Group 1	77.8±2.65	104.2±4.94	100.0
2 groups of	78.1±2.55	104.5±5.33	99.0
				Group 3	77.5±3.92	103.8±5.47	100.0
4 groups of	78.0±5.40	103.8±4.81	100.0
				5 groups of	78.3±2.24	103.1±7.21	99.0

2.1.48 cycle production Performance

The results are shown in Table 4, and no significant difference exists among the indexes.

TABLE 48 week Productivity

	Average egg production (%)	Sand shell ratio (%)	Average consumptive material (gram)	Survival rate (%)
					Group 1	77.1±4.15	1.25	103.8±4.68	100.0
2 groups of	77.8±3.06		104.6±5.30	99.0
					Group 3	77.1±0.05	1.33	103.9±5.23	100.0
4 groups of	77.4±0.01	1.18	103.5±4.44	100.0
					5 groups of	77.6±0.02		103.6±7.08	99.0

2.2 egg quality

2.2.12 Weeked egg quality

The results are shown in table 5, with gloss 2, 3, 5 groups significantly greater than 1 group; the eggshell thickness 4, 5 groups are significantly larger than 1, 2, 3 groups; egg yolk color 2 group was significantly greater than 1 group.

Table 52 Weekly egg quality

2.2.24 Weeked egg quality

The results are shown in table 6, with 5 groups of eggshell color significantly greater than 4 groups, 5 groups of eggshell thickness significantly less than the other groups, 1 group of eggshell weight significantly less than 2, 3, 4 groups, and 1 group of yolk color significantly less than 2 groups.

Egg quality of table 64 weeks

2.2.36 Weeked egg quality

The results are shown in table 7, with gloss 2, 3, 4, 5 groups being significantly greater than 1 group, and 5 groups being significantly greater than the other groups.

TABLE 76 Weekly egg quality

2.2.48 Weeked egg quality

The results are shown in table 8, with eggshell color 3 significantly greater than 1; gloss 4, 5 groups were significantly less than 1, 2, 3 groups; the eggshell thicknesses of 3, 4 and 5 groups are obviously less than 1 group, and the eggshell thicknesses of 5 groups are obviously less than 1 and 2 groups; yolk ratio 4, 5 groups were significantly greater than 1, 2 groups; the hamlet unit 4 groups were significantly smaller than groups 1, 2, 3.

TABLE 88 Weekly egg quality

2.3 carcass traits

The results are shown in table 9, with slaughter rate 5 groups significantly less than 4 groups, pectoral muscle weight 2 groups significantly less than 1, 3, 4 groups, myogastric weight 2 groups significantly less than the other groups, and thymus weight 1 groups significantly less than 2, 3 groups.

TABLE 98 week carcass traits

Unit: g

Dandelion:

has the effects of clearing away heat and toxic materials, treating heat stranguria and jaundice, resolving carbuncle, resolving hard mass, and removing dampness. The composition can be used for treating skin ulcer, carbuncle, furunculosis, and internal carbuncle due to acute mastitis; can also be used for treating heat stranguria and jaundice. In addition, the traditional Chinese medicine also has a certain treatment effect on conjunctival congestion and swelling pain caused by liver fire flaming up.

Houttuynia cordata:

the houttuynia cordata is a Chinese medicinal material with particularly excellent antibacterial and anti-inflammatory effects, contains more minerals and necessary vitamins, contains various natural antibacterial ingredients, can improve immunity, can clear away heat and toxic materials, and has an inhibiting effect on staphylococcus aureus, white coccus and dry dysentery bacteria.

Honeysuckle flower:

the efficacy of the traditional Chinese medicine is mainly to clear away heat and toxic materials and mainly treat epidemic febrile disease fever, heat toxin and bloody dysentery, carbuncle, cellulitis, furuncle and the like. Modern researches prove that the honeysuckle contains pharmacological active ingredients such as chlorogenic acid and luteolin glycoside, has strong inhibitory power on various pathogenic bacteria such as hemolytic streptococcus, staphylococcus aureus and the like and upper respiratory tract infection pathogenic viruses and the like, can enhance immunity, diminish inflammation, relieve fever, stop bleeding (blood coagulation), inhibit intestinal absorption of cholesterol and the like, has very wide clinical application, and can be used for treating more than 40 diseases such as respiratory tract infection, bacillary dysentery, acute urinary system infection and the like by being compatible with other medicines.

Bamboo leaf:

the folium Bambusae contains multiple medicinal components

B, bacillus subtilis:

can inhibit pathogenic bacteria, promote the growth of beneficial anaerobic bacteria, generate organic acids such as lactic acid and the like, reduce the pH value of intestinal tracts, and indirectly inhibit the growth of other pathogenic bacteria. Increasing immunoglobulin and antibody level, enhancing cellular immunity and humoral immunity, and improving population immunity. Synthesize enzymes such as alpha-amylase, protease, lipase, cellulase, etc., and play a role together with digestive enzymes in animals (human body) in the digestive tract.

Yeast:

after being fermented, the saccharomycetes can be used in animal feed, can promote the growth and development of animals, increase the meat quantity, improve the meat quality, improve the disease resistance of the animals, provide sufficient nutrients for the animals, improve the immune system of the animals and quickly increase the resistance.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.