31results about How to "Improve the efficiency of raising chickens" patented technology

The invention discloses a method for feeding an egg newborn chick with high efficiency in the field of agricultural pasturage breeding. The method takes a mode that body type indexes reach the standard as a standard and finds out the body type indexes that the determining degree of the brooding period of layers to the laying performance is maximum. The breeding process comprises the following steps: a preventive medicine of one treatment course is added in the feed of 3-5 days before 20 ages in days in the 7-11 ages in days of a newborn chick; within 1-2 days before and after immunization of each time, a stress-resisting additive is added into the drinking water of the newborn chick; the nutritional level of rations of 0-3 ages in week or 0-4 ages in week is higher than that of rations atthe later period of brooding; the newborn chick is fed with a feed to 8 ages in week; and after 8 weeks, the feed is replaced by rations for raising grown chickens. Compared with a conventional breeding method, the method enhances the standard reaching rates of the body weight and the shank length of the newborn chick with 8 ages in week by 12.4% and 9.3% respectively, enhances the uniformity of chick colonies by 8.4%, enhances the egg yield by 7.2%, lowers the mortality rate of the laying period by 4.3% and enhances the benefit of breeding chickens by 18.7%; and the input-output ratio averagely reaches 1:8.1.

The invention relates to the technical field of feeds, in particular to a chicken feed and a preparation method thereof. The chicken feed has the advantages that by compounding galla chinensis and ampelopsis grossedentata into an additive, the additive is proportioned with grain and fermenting bacteria, so that under the actions of the grain, the fermenting bacteria and the additive, the palatability of the chicken feed is improved, the rich nutrients are provided, the usage amount of drug in the chicken culture process is reduced, the feed cost is reduced, and the chicken culture benefit is increased; when laying chicken are fed by the feed, the egg laying rate of the laying chicken is obviously increased; under the synergistic medicinal action of the galla chinensis and the ampelopsis grossedentata, the immunity of the chicken is enhanced, the disease occurrence in the feeding process is reduced, the usage amount of drug in the chicken culture process is reduced, the generation probability of chicken respiratory diseases, fowl plagues and the like is reduced, and the culture cost of chicken is reduced.

The invention discloses a rearing method for correcting dysplasia of laying hens at a growing period, which deeply studies how to correct the dysplasia of body types of the laying hens caused by rearing deficiency during brooding through compensation feed at the growing period of the laying hens aged 7 to 18 weeks, and further allows the actual body type development index of the laying hens at the end of the growing period to reach the target body type development index as much as possible, and lays the foundation for the laying hens to achieve high yield. Compared with the conventional rearing method, the method has the advantages that: the rates of reaching to the standards of the body weight and the shank length of pullets aged 19 weeks respectively increase by 11.3% and 8.7%, and the uniformity of hen populations increases by 9.2%; the egg production increases by 8.7%, and the mortality rate reduces by 5.7% at the laying period; and the hen raising efficiency increases by 17.6%.

The invention relates to a novel chicken feed. The novel chicken feed consists of the following raw materials and ingredients in parts by weight: 50-70 parts of corn, 25-35 parts of soybean meal, 4-8 parts of fish meal, 0.15-0.20 part of methionine, 1.15-1.30 parts of bone meal, 0.25-0.40 part of table salt, 3-8 parts of haw powder, 0.2-0.4 part of Chinese mugwort leaves, 3-8 parts of apple pomace and 1-2 parts of a premix. According to the novel chicken feed disclosed by the invention, the raw materials are easy to obtain and natural, the disease resistance of chickens is improved, the palatability of the novel chicken feed is good, the weight increment speed of the chickens is accelerated, and the breeding benefits are improved.

The invention discloses a chicken feed. The chicken feed comprises 1.5-3.5wt% of grass meal and 0.05-0.3wt% of plant extract as effective components; the grass meal is composed of corncob powder, alfalfa meal and purslane powder; and the plant extract is a green powdery substance prepared through the steps of crushing and pulping fresh corncobs and purslane, pressing through a presser, collecting the obtained juice, and drying. The chicken feed has nutritional and medicinal functions, improves the body immunity, reduces diseases in the breeding process, reduces the use of drugs, and makes safe animal products produced. The chicken feed reduces the respiratory diseases, vent picking, feather picking and other phenomena of chickens in the breeding process, improves the conversion rate of feeds, reduces the concentration of ammonia in excreta, improves the commodity, reduces the abdominal fat percentage, improves the quality of meat, saves the feeds, reduces the dosage, reduces the feeding cost, and improves the chicken raising benefit.

The invention discloses a feed additive capable of reducing the egg weight and increasing the laying rate, and a use method thereof, and belongs to the technical field of feeds. The feed additive comprises the following ingredients by weight percentage: 18.0-22.0% of poplar lipid, and 78.0-82.0% of Chinese herbal medicine. The Chinese herbal medicine comprises the following ingredients in parts by weight: 40 parts of leonurus, 20 parts of eucommia, 10 parts of dandelion and 30 parts of astragalus mongholicus. The best laying rate can be obtained, and the effect of reducing the egg weight is exerted by adding 0.20-0.30% of the feed additive into a feed. The additive takes the poplar lipid as a major active ingredient, and has the effects of increasing the laying rate of a laying hen and reducing the egg weight; the poplar lipid is combined with the traditional Chinese medicine to form the additive, so that the problem that the death and culling rate rises due to the increase of laid eggs is solved, and the chicken raising benefit is improved.

The invention discloses a chicken feed for lowering ammonia gas concentration in excrement, which comprises a grass meal mixture and a feed basic material, wherein the grass meal mixture comprises bamboo leaf, figwort, rhizoma atractylodis, oriental wormwood and puffball in a weight ratio of 1:2:1.5:3:2; the feed basic material comprises the following components in parts by weight: 55-68 parts of corn, 23-38 parts of bean flour, 1-2 parts of shell powder, 1-1.5 parts of vitamin, 0.1-0.3 part of capsanthin pigment, 2-8 parts of edible oil, 1-3 parts of bran, 1-5 parts of fish meal, 1.5-3.5 parts of proteinase and 3-6 parts of rice chaff; and the mass ratio of the grass meal mixture to the feed basic material is 1.4-3.1%. The feed is simple in proportioning and convenient to use, enhances the immunity of chickens, uses the grass meal instead of antibiotics, and increases the egg yield.

The present invention belongs to the field of feed additives and particularly relates to a feed additive for effectively regulating chicken intestinal health. The feed additive is prepared from the following raw materials in parts by weight: 22-50 parts of a traditional Chinese medicinal composition, 12-30 parts of amino acids, 10-30 parts of zeolite powder, 20-40 parts of vitamins, 2-6 parts of an antioxidant, 5-20 parts of a cichorium intybus inulin hydrolysate, 10-25 parts of a compound micro-organism agent and 1-10 parts of freeze-dried powder of a gram-positive bacterial cell extract. The feed additive for the laying chickens can induce proliferation of intestinal tract beneficial micro-organisms in intestinal tract of the laying chickens, thus realizes regulation and repair of the intestinal tract of the laying chickens in a real sense, enhances immunity of the intestinal tract of the laying chickens, reduces incidences of intestinal diseases of the laying chickens, improves survival rate, feed digestibility and chicken rearing benefits of the laying chickens, has great economic benefits, and is worthy of promotion and application.

The invention belongs to the field of feeds, specifically to a feed for laying hens. The feed for laying hens comprises the following components by weight: 10 to 40 parts of husk, 40 to 80 parts of corn flour, 20 to 50 parts of peanut meal, 10 to 30 parts of soybean meal, 1 to 4 parts of calcium hydrogen phosphate, 5 to 15 parts of stone flour, 1 to 5 parts of salt, 5 to 20 parts of a premix, 2 to 8 parts of fishbone dust, 2 to 7 parts of a plant extract, 10 to 20 parts of cottonseed meal, 10 to 20 parts of sweet potato starch, 10 to 20 parts of wheat shorts, 2 to 7 parts of a trace element, 2 to 9 parts of plant oil, 1 to 5 parts of a compound enzyme preparation, 1 to 4 parts of ferrous sulphate and 1 to 4 parts of zinc sulfate. According to the invention, since laying hens are fed with the feed containing plant extracts, usage of the feed is saved, the quantity of reagents and feeding cost are reduced, and breeding benefits of the laying hens are increased; the laying rate of the laying hens is high after usage of the feed; the plant extracts have medicinal functions, improve immunity of the laying hens, reduce generation of diseases in the process of breeding and usage of medicaments and enable safe animal products and eggs to be produced; the possibility of occurrence of chicken respiratory diseases, anus pecking, feather pecking and the like is lowered down in the process of breeding.

The invention discloses feed for a layer. The feed is prepared from, by weight, corn, soybean meal, rapeseed dregs, wheat husks, cotton seeds, mulberry roots, madder, calcium hydrophosphate, choline chloride and salt. According to the feed, the appetite of the layer can be promoted, meanwhile, the stomach and intestine environment of the layer can be improved, digestion and absorption of the layer on nutrient elements in the feed can be promoted, the laying rate can be increased, and the amount of the adopted feed is low. The feed for the layer has the nutritive and medical functions, the immunity of an organism is improved, diseases are reduced in the feeding process, use of drugs is reduced, and safe and reliable animal by-products are produced. The occurrence rate of the respiratory disease of the layer can be lowered in the feeding process. The conversion ratio of the feed is increased, so that the concentration of ammonia in excrement is lowered. The commodity characteristic is improved, the abdominal fat percentage is lowered, and chicken quality is improved. The feed can be saved, the quantity of the drugs can be reduced, and the feeding cost can be lowered.

The invention discloses a preparing method for chicken feed capable of preventing a beak and feather disease. The preparing method comprises the following steps that firstly, a grass meal mixture is prepared, wherein fresh ash bark, radix sophorae flavescentis, radix angelicae pubescentis, polygonum cuspidatum and radix puerariae are mixed, then smashed, pulped and squeezed through a squeezer, and residues obtained after squeezing are added with a proper amount of water, stirred and steeped for 20 minutes, and then pulped and squeezed again; the squeezed residues are added with water, stirred and steeped for 20 minutes again and then pulped and squeezed for the third time; juice of the three times are mixed and dried, and green powder substances are obtained which contain rich protein, vitamins, mineral substances and polysaccharide and flavone active substances; secondly, a basic feed material is prepared through the steps that corn, bean flour, shell powder, vitamins, paprika red pigment, edible oil, bran, fish meal, protease and rice chaff are mixed and stirred together for 35-66 minutes; thirdly, the grass meal obtained in the first step is added to the basic feed material obtained in the second step. The preparing method is simple, the prepared product is simple in matching, convenient to use and capable of improving the immunity of chickens, grass meal is used for replacing antibiotics, and the egg yield is improved.

The invention discloses a chicken feed for preventing anus pecking. The chicken feed comprises a health-care medicinal composition and a feed basic material, wherein the health-care medicinal composition comprises acanthopanax root, fortune eupatorium herb, hippocampus, cortex eucommiae and corn stigma in the weight ratio of 5:2:1:1:3; the feed basic material comprises the following components in parts by weight: 55-68 parts of corns, 23-38 parts of bean flour, 1-2 parts of alum, 1-1.5 parts of whey protein, 0.1-0.3 part of natamycin, 2-8 parts of edible oil, 1-3 parts of sweet potato leaves, 1-5 parts of animal giblet meal, 1.5-3.5 parts of protease and 3-6 parts of broken rice; and the health-care medicinal composition is added into the feed basic material by 1.3-3.5 percent based on the weight of the feed basic material. The chicken feed has the beneficial effects of simple composition, convenience in use, enhancement on the immunity of chicken, increase of the survival rate of baby chicken and increase of the egg yield.

The invention relates to chicken fodder which comprises ingredients and grass meal. The grass meal comprises, by weight, 70-100: 10-30: 20-40 of urtica, alfalfa and purslane. By feeding the chicken fodder containing the urtica, alfalfa and purslane to the chickens, the fodder can be saved, the quantity of reagent can be reduced, the feeding cost can be reduced, and the chicken feeding benefit can be improved. The urtica has the functions of nutrition and medicine, the immunity of an organism is improved, the diseases in the feeding process are reduced, the use of medicine is reduced, and safe and secure animal products are produced out. In the feeding process, the occurrence of chicken respiratory diseases, beak anal or beak feathers is reduced; the percent conversion of the fodder is improved, and the ammonia concentration in excreta is reduced; the commodity performance is improved, the abdominal fat percentage is reduced, and the quality of meal is improved; through a contrast test, it is found that an experimental group is bright in hair color and good in physical condition, and a control group is remarkably poor in the hair color.

The invention discloses chicken feed containing folium mori. The chicken feed is prepared from 5-10 parts of folium mori, 5-10 parts of mulberry fruits, 30-40 parts of corn, 20-30 parts of wheat bran, 10-20 parts of soybean meal, 10-20 parts of peanut bran, 0.3-0.5 parts of radix pulsatillae, 0.5-1 part of golden cypress, 0.5-1 part of rhizoma coptidis, 0.3-0.5 parts of cortex fraxini, 1-1.5 parts of radix isatidis, 1-2 parts of dandelion, 1.5-2 parts of lonicera japonica, 1-1.5 parts of sweet pomegranate rind and 0.6-2 parts of nutmeg. By feeding the chicken feed containing the folium mori and the mulberry fruits, feed can be saved, the dosage and the feeding cost can be reduced, the chicken raising benefits are improved, the problem of inflammation caused by the warm property of chicken, and cholesterol in chicken can be reduced, so that chicken is mild-natured and tastes delicious. The feed also has the efficacy of tonifying the liver and the kidney, promoting the secretion of saliva or body fluids to moisten dryness, increasing essence and resisting cancer.

The invention discloses a using method of chicken feed adopting grass meal to replace antibiotics. The using method comprises the following steps: (A) when baby chickens are less than 4 weeks old, feeding the baby chickens with the chicken feed adopting the grass meal to replace the antibiotics, wherein the addition ratio of the grass meal mixture to a basic feed is 1.5 percent; (B) when the baby chickens are 4 to 8 weeks old, feeding the baby chickens with the chicken feed adopting the grass meal to replace the antibiotics, wherein the addition ratio of the grass meal mixture to the basic feed is 2.2 percent; (C) in a growth period of the chickens, feeding the chickens with the chicken feed adopting the grass meal to replace the antibiotics, wherein the addition ratio of the grass meal mixture to the basic feed is 2.5 percent; (D) in an egg producing period of the chickens, feeding the chickens with the chicken feed adopting the grass meal to replace the antibiotics, wherein the addition ratio of the grass meal mixture to the basic feed is 2.7 percent; and (E) in a period after egg producing of the chickens, feeding the chickens with the chicken feed adopting the grass meal to replace the antibiotics, wherein the addition ratio of the grass meal mixture to the basic feed is 3 percent. The grass meal mixture comprises cassia twig, perilla frutescens, fineleaf schizonepeta herb, reed rhizome and acalypha australis. The using method is simple; the chicken feed is easy to proportion and convenient to use; the immunity of chickens is improved; the grass meal is adopted to replace the antibiotics, and thus the egg yield is improved.

The invention discloses a chicken feed. Grass meal or a plant extractive serving as an active ingredient is added into the chicken feed, wherein the grass meal is 1.5 to 3.5 percent of the total weight of the chicken feed; the plant extractive is 0.05 to 0.3 percent of the total weight of the chicken feed; the grass meal consists of nettle powder, clover powder and purslane powder; and the plant extractive is a green powdered substance obtained by crushing and pulping fresh nettle and purslane, squeezing by using a squeezer, collecting juice and drying. The chicken feed has nutritional and medicinal functions, improves immunity of the organism, reduces occurrence rate of diseases in a feeding process, reduces the using amount of medicaments and produces safe and trustworthy animal products. In the feeding process, phenomena such as chicken respiratory diseases, anus pecking, feather pecking and the like are reduced; conversion rate of the feed is increased, so that ammonia concentration of excrement is reduced; commerciality is improved, abdominal fat rate is reduced and chicken quality is improved; and the feed is saved, medicament dosage and feed cost are reduced, and chicken breeding benefit is increased.

The invention discloses a production method of a chicken feed capable of promoting digestion and reducing ammonia gas. The production method comprises the following steps: A, a step of preparing a grass meal mixture: picking fresh bamboo leaves, Danshen roots, bitter oranges, oriental wormwood and climbing groundsel herb, and mixing all the components and crushing and pulping; squeezing by using a squeezer; adding a proper amount of water into squeezed residues and stirring and immersing for 20 minutes; pulping again and squeezing; adding the water into the squeezed residues again, and stirring and immersing for 20 minutes; pulping for the third time and squeezing; mixing juice of the three times and drying to obtain a green powdered material, wherein the obtained green powder contains abundant proteins, vitamins, mineral substances, polysaccharides and flavone active substances; B, a step of preparing a feed basic: mixing and stirring corns, soybean meal, shell powder, vitamins, capsanthin, edible oil, bran, fish meal, protease and rice bran together, and stirring for 35-66 minutes to obtain the feed basic; and C, adding the grass meal obtained by the step A into the feed basic obtained by the step B. The production method disclosed by the invention is simple and the prepared product has a simple proportion, is convenient to use and can be used for improving the immunity of chickens; and the grass meal is used for replacing antibiotics and the egg yield is improved.

The invention discloses a use method of anti-beak-feather-disease chicken feed. The use method includes the following steps that A, the chicken feed is fed within the period of baby chicks to the period of 4 weeks old, and the addition proportion of a grass meal mixture added to feed basic materials is 1.5%; B, the feed is fed within the period of 4 weeks old to the period of 8 weeks old, and the addition proportion of the grass meal mixture added to the feed basic materials is 1.8%; C, the feed is fed during the growth period, and the addition proportion of the grass meal mixture added to the feed basic materials is 2.3%; D, the feed is fed during the egg producing period, and the addition proportion of the grass meal mixture added to the feed basic materials is 2.6%; E, the feed is fed during the production stop period, and the addition proportion of the grass meal mixture added to the feed basic materials is 3%. The grass meal mixture is prepared from the bark of ash, radix sophorae flavescentis, radix angelicae pubescentis, polygonum cuspidatum and the root of kudzu vines. The use method is simple, the adopted product is simple in matching and convenient to use, the immunity of chickens is improved, grass meal is used for replacing antibiotics, and the egg yield is increased.

The invention relates to a chicken feed additive. The chicken feed additive consists of achyranthes bidentata polysaccharide, piper sarmentosum roxb powder and medicago powder in the weight ratio of the achyranthes bidentata polysaccharide to the piper sarmentosum roxb powder to the medicago powder being 2 to 1 to 80. The additive as an effective component is added to a chicken feed, and the addition quantity of the additive is 2.0-3.5% of the total weight of the chicken feed. When being added to the feed, the chicken feed additive disclosed by the invention has nutritive and medical functions, can enhance the immunity of organisms, reduce the generation of diseases in raising process, and can replace antibiotics, and safe secure livestock products can be produced; in the raising process, the generation of respiratory diseases of chickens and the phenomenon that the chickens peck feather can be reduced; the conversion rate of the feed is increased, and the ammonia concentration in excrement is reduced; the commodity property is improved, the belly fat rate is reduced, and the meat quality is improved; and the feed can be saved, the medication quantity can be reduced, the raising cost can be reduced, and the chicken raising benefits can be increased.

The invention discloses a rearing method for correcting dysplasia of laying hens at a growing period, which deeply studies how to correct the dysplasia of body types of the laying hens caused by rearing deficiency during brooding through compensation feed at the growing period of the laying hens aged 7 to 18 weeks, and further allows the actual body type development index of the laying hens at the end of the growing period to reach the target body type development index as much as possible, and lays the foundation for the laying hens to achieve high yield. Compared with the conventional rearing method, the method has the advantages that: the rates of reaching to the standards of the body weight and the shank length of pullets aged 19 weeks respectively increase by 11.3% and 8.7%, and the uniformity of hen populations increases by 9.2%; the egg production increases by 8.7%, and the mortality rate reduces by 5.7% at the laying period; and the hen raising efficiency increases by 17.6%.

The invention discloses a method for making a chicken feed for preventing anus pecking. The method comprises the following steps: A, preparing a health-care medicinal composition: mixing fresh acanthopanax root, fortune eupatorium herb, hippocampus, cortex eucommiae and corn stigma, smashing the mixture, pulping the smashed mixture, and squeezing the pulped mixture by using a squeezer; B, preparing a feed basic material: mixing corns, bean flour, alum, whey protein, natamycin, edible oil, sweet potato leaves, animal giblet meal, protease and broken rice by stirring for 35-66 minutes to obtain the feed basic material; and C, adding grass meal obtained in the step A into the feed basic material obtained in the step B. The making method disclosed by the invention is simple. The obtained product is simple in composition, and is convenient to use. Through adoption of the chicken feed, the immunity of chicken is enhanced; the survival rate of bady chicken is increased; and the egg yield is increased.

The invention discloses a method for feeding an egg newborn chick with high efficiency in the field of agricultural pasturage breeding. The method takes a mode that body type indexes reach the standard as a standard and finds out the body type indexes that the determining degree of the brooding period of layers to the laying performance is maximum. The breeding process comprises the following steps: a preventive medicine of one treatment course is added in the feed of 3-5 days before 20 ages in days in the 7-11 ages in days of a newborn chick; within 1-2 days before and after immunization of each time, a stress-resisting additive is added into the drinking water of the newborn chick; the nutritional level of rations of 0-3 ages in week or 0-4 ages in week is higher than that of rations atthe later period of brooding; the newborn chick is fed with a feed to 8 ages in week; and after 8 weeks, the feed is replaced by rations for raising grown chickens. Compared with a conventional breeding method, the method enhances the standard reaching rates of the body weight and the shank length of the newborn chick with 8 ages in week by 12.4% and 9.3% respectively, enhances the uniformity of chick colonies by 8.4%, enhances the egg yield by 7.2%, lowers the mortality rate of the laying period by 4.3% and enhances the benefit of breeding chickens by 18.7%; and the input-output ratio averagely reaches 1:8.1.

The invention discloses a using method for high-egg-yield chicken feed prepared through green-hay powder. The using method comprises the following steps that A, in 0-4 weeks, baby chicks are fed on the chicken feed, the green-hay powder and medicine are mixed according to the mass ratio of 11:3, and then the mixture is added to a basic feed material according to the addition proportion of 1.5%; B, in 4-8 weeks, the baby chicks are fed on the chicken feed, the green-hay powder and the medicine are mixed according to the mass ratio of 11:3, and then the mixture is added to the basic feed material according to the addition proportion of 1.8%; C, during the growth period, the baby chicks are fed on the chicken feed, the green-hay powder and the medicine are mixed according to the mass ratio of 11:3, and then the mixture is added to the basic feed material according to the addition proportion of 2.3%, wherein the hay mixture comprises ligusticum wallichii, bighead atractylodes rhizome, sophora flowers, myrrh and blackend swallowwort roots. The using method is simple, the used product ratio is simple, use is convenient, the immunity of the chicks is improved, the green-hay powder is used for replacing antibiotics, and the egg yield is increased.

The present invention discloses a feed for laying chickens and a preparation method thereof. The feed comprises the following raw materials: 300-500 parts of soybean shells, 100-150 parts of corns, 80-120 parts of peanut bran, 6-12 parts of talcum powder, 30-50 parts of wheat-middlings, 80-100 parts of sweet potato powder, 15-25 parts of ferrous sulfate, 3-10 parts of methionine, 8-15 parts of calcium hydrogen phosphate, 5-10 parts of silkworm excrement, 1-8 parts of bone meal, 18-35 parts of pine needle powder, 30-50 parts of mulberry leaf powder, 10-25 parts of gypsum, 8-15 parts of radix platycodonis, 12-25 parts of fructus amomi, 5-15 parts of seaweed powder, 8-20 parts of vegetable oil, 2-5 parts of trace elements, 3-8 parts of amino acids, 5-10 parts of polypeptides, 6-10 parts of anhydrous sodium sulphate, 0.3-0.8 part of edible salt and 0.5-1.2 parts of a microbial fermentation agent. The preparation method comprises premix preparing, resuscitating, expanding culturing, fermenting and filtering. By using a formula to feed the laying chickens, an egg laying rate of the laying chickens is high.

The invention discloses a using method of a chicken feed capable of reducing the concentration of ammonia in excrement. The use method comprises the following steps: A, within a period from a baby chick to a four-week chick, feeding the chicken feed, and adding a grass meal mixture into a feed basic material in proportion of 1.4 percent; B, in a period from a four-week chick to an eight-week chick, feeding the chicken feed, and adding the grass meal mixture into the feed basic material in proportion of 2.2 percent; C, in a growth period, feeding the chicken feed, and adding the grass meal mixture into the feed basic material in proportion of 2.5 percent; D, in an egg producing period, feeding the chicken feed, and adding the grass meal mixture into the feed basic material in proportion of 2.8 percent; and E, in a ceased period, feeding the chicken feed, and adding the grass meal mixture into the feed basic material in proportion of 3 percent, wherein the grass meal mixture comprises bamboo leaves, radix scrophulariae, rhizoma atractylodis, capillary artemisia and lasiosphaera. The using method provided by the invention is simple; the chicken feed is simple in proportioning and convenient to use, and has the advantages of improving the immunity of chickens, and increasing the egg yield by replacing antibiotics with the grass meal.

The invention discloses a using method of chicken feed capable of preventing chickens from pecking feather. The using method comprises the following steps: A, in the period from baby chicks to chickens at the age of four weeks, feeding the chicken feed, wherein the adding percent of a grass meal mixture added to the base materials of the feed is 1.5%; B, in the period of the chickens at the age from 4 to 8 weeks, feeding the chicken feed, wherein the adding percent of the grass meal mixture added to the base materials of the feed is 1.8%; C, in the growth period, feeding the chicken feed, wherein the adding percent of the grass meal mixture added to the base materials of the feed is 2.3%; D, in the egg producing period, feeding the chicken feed, wherein the adding percent of the grass meal mixture added to the base materials of the feed is 2.6%; E, in the non-laying period, feeding the chicken feed, wherein the adding percent of the grass meal mixture added to the base materials of the feed is 3%. The grass meal mixture comprises ash bark, red paeony root, radix angelicae pubescentis, fallopia japonica and aconitum napellus. The using method provided by the invention is simple; the used products are simple in proportion and convenient to use; the immunity of the chickens is improved; antibiotics are replaced by grass meal, so that the egg yield is increased.

The invention discloses a feed formula capable of improving immunity of laying hens. The feed formula is comprised of the following raw materials in parts by weight: 200-240 of paddy, 400-450 parts ofcorn flour, 50-70 parts of peanut meal, 40-60 parts of soybean meal, 20-30 parts of fish bone meal, 5-10 parts of amino acid, 1-3 parts of vitamins, 3-8 parts of trace elements, 10-20 parts of vegetable oil, 10-20 parts of calcium hydrogen phosphate, 0.5-1.5 parts of active dry yeast, and 1.5-3.5 parts of bacillus subtilis. The laying hens are fed with a chicken feed containing plant extract so as to save feed, to reduce medicine dosage and breeding cost, and to improve chicken breeding benefits. Moreover, the laying hens are fed with the feed of the invention, so that the laying rate of thelaying hens is high. The plant extract has medicinal functions, improves the immunity of organisms, reduces the occurrence of diseases in a feeding process, reduces the use of medicines, and producessafe and reliable eggs, a livestock product.

The present invention discloses a use method for a high egg laying chicken feed prepared from grass meal. The use method comprises the following steps: A, within 4 weeks old, the chicks are fed with the feed in the present invention, the grass meal is mixed with drugs at a weight ratio of 11:3, and the adding percentage of the mixture is 1.5%; B, within 4-8 weeks, the chicks are fed with the feed in the present invention, the grass meal is mixed with drugs at a weight ratio of 11:3, and the adding percentage of the mixture is 1.8%; and C, at growth stage, the chicks are fed with the feed in the present invention, the grass meal is mixed with drugs at a weight ratio of 11:3, and the adding percentage of the mixture is 2.3%. The grass mixture comprises ingredients of szechwan lovage rhizome, largehead atractylodes rhizome, Japanese pogodatree flower, myrrh and blackend swallowwort root and rhizome. The grass meal provided by the invention has the advantages of simple use method, simple matched product and convenience in use. The immunity of chickens can be enhanced, and the replacement of antibiotics by grass meal increases egg production.

The invention discloses a production method of a high-egg-yield chicken feed prepared from grass meal. The production method comprises the following steps: A, preparing a mixture of grass meal and medicine according to a mass ratio of 11:3, wherein the medicine is prepared by selecting fresh ligusticum wallichii, bighead atractylodes rhizome, flos sophorae, myrrh and cynanchum atratum, mixing the components, grinding the mixture, pulping the obtained product, and squeezing the pulp with a presser; B, preparing a basic feed material: mixing corn, bean cake, meat meal, polypeptide, lactic streptococci, oil residue, broken rice, clay, protease and rice sprout, and stirring the mixture for 35-66 minutes to obtain the basic feed material; and C, adding the grass meal obtained in the step A to the basic feed material obtained in the step B. The production method disclosed in the invention is simple, and the obtained product is simple in formula and is convenient to use. With the adoption of the high-egg-yield chicken feed, the immunity of the chickens is improved, the grass meal is used instead of antibiotics, and the egg yield is improved.

The invention provides a cultivation feed for Jinling yellow chicken and a preparation method thereof. The cultivation feed comprises the following components in parts by weight: corn, wheat, bean pulp, kiwi fruit, bran, fly maggot, wood charcoal, bone meal, allicin, colza oil, a Chinese herbal medicine additive and the like. The method comprises the following steps: mixing the bean pulp, the kiwi fruit and the bran and then adding bacillus subtilis to ferment, so as to prepare a culture medium; putting engineering flyblow into the culture medium to raise; respectively drying and crushing the raw materials; mixing and adding the Chinese herbal medicine additive; pelletizing, thus preparing the product. By adopting the cultivation feed for Jinling yellow chicken disclosed by the invention, the nutrient structure of the chicken feed is changed, the immune function of the chicken is improved, the disease prevention ability and the disease resistance of the chicken are enhanced, meanwhile, the carcass coloring effect of the Jinling yellow chicken can be improved, the transformation rate of the feed is improved, the feed can be saved, the dosage can be reduced, and the feeding cost is also reduced. The cultivation feed is simple in method, safe and reliable, and the chicken raising benefits are improved.