39results about How to "Stable egg production" patented technology

The invention relates to chicken feed, in particular to laying hen feed. Aiming at solving the technical problem of providing a type of chicken feed capable of improving the immunity and stabilizing the egg yield of laying hens, the invention adopts the technical scheme that the chicken feed contains the following ingredients by weight portions: 180-230 parts of bean pulp, 600-650 parts of corn, 60-70 parts of mountain flour, 2-4 parts of amino acid, 0.2-0.5 part of vitamin, 2-3 parts of microelements, 5-10 parts of plant oil, 10-20 parts of calcium hydrophosphate, 0.5-1 part of active dry yeast, 0.5-1 part of bacillus subtilis, 1-3 parts of astragalus mongholicus and 1-3 parts of radix bupleuri. The amino acid is composed of methionine and lysine at weight portion ratio of 1-1.3:1.8-2.2. The mountain flour is replaced by shell powder which is at weight of 60-70 parts. The chicken feed can remarkably improve the immunity, reduces the morbidity and stabilize the egg yield of the laying hens at the turn of the seasons of spring and autumn.

The invention relates to poultry feed and particularly relates to whole wheat type anti-stress egg-laying duck feed. The feed comprises a major material part and a premixture part and specifically comprises the following components in parts by weight: 450-520 parts of wheat, 70-110 parts of soybean meal, 100-180 parts of American DDGS (distillers dried grains with solubles), 0-50 parts of domestic DDGS, 40-80 parts of rapeseed meal, 0-50 parts of beer lees, 80-90 parts of stone dust, 5-7 parts of calcium hydrophosphate and 12 parts of premixture. The whole wheat type anti-stress egg-laying duck feed disclosed by the invention is proved to have the following advantages: 1) the raising cost of egg-laying ducks can be greatly reduced, and the economic benefits of cultivation of the egg-laying ducks can be improved; 2) corn is not used in the feed, but by adding an enzyme preparation and a microbial preparation and playing a balancing role through amino acids, the egg-laying performance can be maintained and even improved, and the problem of shortage of corn sources can be alleviated to a certain extent; and 3) vitamin E, vitamin C, gamma-aminobutyric acid, lycine and other substances, which are used in the feed, can effectively improve the stress capability of the egg-laying ducks, be conductive to stability in egg laying of the egg-laying ducks and improve the egg-laying performance of the egg-laying ducks.

The invention discloses a method for promoting intensive spawning of houseflies and a used breeding feed and an egg receiving material, wherein the breeding feed for adult flies is prepared from 10%-30% of soybean meal, 5%-15% of dry maggot powder, 10%-30% of milk powder, 20%-60% of white sugar, 1%-10% of plant medicine residue and 1%-5% of balloon flower; and the egg receiving material for houseflies is prepared by mixing 25%-30% of wheat bran, 5%-10% of balloon flower and 60%-70% of water, and further adding 1-10mg of oviposition pheromone for the houseflies into per kilogram of mixture. By adopting the technical scheme disclosed by the invention, the fecundity of the houseflies during the period of reproductive peak can be improved, and the hatchability of fly eggs and the survival rate of larvae of the houseflies after inoculation are further improved.

The invention discloses an additive capable of improving anti-stress capability of laying hens. The additive comprises components in parts by weight as follows: 1-3 parts of vitamin A, 2-4 parts of vitamin E, 1-3 parts of vitamin B1, 2-4 parts of vitamin B2, 4-6 parts of pantothenic acid, 8-12 parts of nicotinic acid, 100-150 parts of vitamin C, 1-2 parts of 25-hydroxyl vitamin D3, 2-5 parts of bio-flavonoids, 150-200 parts of taurine, 100-150 parts of methionine, 20-30 parts of tryptophan, 50-80 parts of threonine, 10-15 parts of milkvetch roots, 50-100 parts of suberect spatholobus stems, 100-150 parts of sweet wormwood herbs and 120-400 parts of glucose. Chinese herbal medicines, multi-vitamins, amino acid and substances for improving immunity of the laying hens are added to the additive, after the laying hens take feed, the anti-stress capability is significantly improved, the laying rate is kept stable, and the peak time is long.

The invention discloses a preparation method of laying hen feed capable of promoting laying rate. The method comprises the steps of A. selecting salvia miltiorrhiza, hawthorn and herba senecionis scandentis, crushing and then mixing; extracting liquid medicine by a water extraction method, repeatedly purifying and then feeding starch to obtain medicine powder; B. mixing sweet potato starch, corn, meat meal, methionine, talcum powder and oil residue, feeding phytase in the mixing process, storing in a plastic film for 3 days in a sealing way under the condition of 60 DEG C to obtain fermentation material; C. mixing eggshell powder, bean cakes, calcium hydrophosphate and pericarpium citri reticulatae viride into the fermentation material obtained in the step B, fully mixing, continuously storing for 2 days in a sealing way, and controlling the temperature to be 45 DEG C; D. evenly mixing the medicine powder obtained in the step A and the mixture obtained in the step C, and packaging to obtain the laying hen feed capable of promoting the laying rate. The preparation method is simple; the prepared laying hen feed capable of promoting the laying rate is simple in ratio and convenient to use; after the laying hen feed is used, the immunity of chickens can be improved, and the egg yield is increased.

The invention discloses a preparation method of a feed for improving the immunity of chicken poultry. The preparation method comprises the following steps: A, selecting folium mori, cortex moutan and polygonum cuspidatum, crushing and mixing up, extracting a medicine liquid by using a water extraction method, repeatedly purifying and subsequently adding starch to obtain medicine powder; B, mixing and stirring bean flour, corn, jasmine, dried blood, seaweed meal and vegetable oil, adding yeast in the stirring process, sealing by using a plastic film for 3 days under the condition of 60 DEG C so as to obtain a fermented material; C, contributing talcum powder, rice bran, calcium hydrophosphate and gypsum into the fermented material obtained in the step B, subsequently sufficiently stirring the materials, continuously sealing and preserving for 2 days, and controlling the temperature to be 45 DEG C; and D, uniformly stirring the medicine powder obtained in the step A and a mixture obtained in the step C, and sealing up so as to obtain the feed for improving the immunity of the chicken poultry. The preparation method is simple, and the prepared feed for improving the immunity of the chicken poultry is simple in matching and convenient to use, the immunity of the chicken poultry is improved, and the egg yield is increased.

The invention relates to semi-artificial feedstuff for sesamie inferens and a preparation method of the feedstuff, belonging to artificial feedstuff for insects and feedstuff preparation technologies. The semi-artificial feedstuff is characterized in that each kilogram of feedstuff contains 21-27 grams of soybean flour, 25-60 grams of water bamboo flour, 18-36 grams of rice stem powder, 22-30 grams of corn flour, 16-22 grams of malt flour, 10-20 grams of rice sprout powder, 35-70 grams of yeast, 10-14 grams of cane sugar, 20-30 grams of casein, 1.5-2.8 grams of vitamin C, 0.05-0.15 gram of cholesterol, 5-8 grams of Wesson salt mixture, 2-4 grams of sorbic acid, 1.5-3.0 grams of chlortetracycline, 12-13 grams of agar, and the balance of distilled water. When the semi-artificial feedstuff is used to breed newly hatched larvae of sesamie inferens, the survival rate of the larvae of 12 days is more than 92%, the proportion of the larvae growing to pupas is more than 85%, and 10 generations of larvae can be continuously raised; during the breeding of each generation of larvae, the feedstuff only needs to be replaced once, thus simplifying the operation; and the raw materials are readily available and low in cost.

The invention discloses a using method of laying hen feed improving the laying rate. The method comprises the steps that A, when chicks are fed, the laying hen feed improving the laying rate is mixed with a laying hen multi-vitamin element, wherein the laying hen multi-vitamin element contains vitamin A and vitamin D, and the additive amount of the laying hen multi-vitamin element accounts for 0.2% to 0.3% of the mass of the laying hen feed improving the laying rate; B, when laying hens are fed, the laying hen feed improving the laying rate is mixed with a microelement, wherein the microelement contains copper, iron, zinc, selenium, molybdenum and manganese, and the additive amount of the microelement accounts for 0.15% to 0.2% of the mass of the laying hen feed improving the laying rate; C, when broilers are fed, the laying hen feed improving the laying rate is mixed with albumen powder, wherein the additive amount of the albumen powder accounts for 2% to 3% of the mass of the laying hen feed improving the laying rate. The using method is easy to implement, the laying hen feed improving the laying rate is easy to mix and convenient to use, the chicken immunity is improved, and the egg yield is improved.

The invention discloses a using method of a chicken feed capable of improving the egg yield. The using method comprises the following steps: (A) when baby chickens are fed, mixing the chicken feed capable of improving the egg yield with laying hen multi-vitamins, wherein the laying hen multi-vitamins are rich in vitamins A and D, and the additive amount of the laying hen multi-vitamins is 0.2 to 0.3 percent of the mass of the chicken feed capable of improving the egg yield; (B) when hens in an egg producing period are fed, mixing the chicken feed capable of improving the egg yield with microelements, wherein the microelements are rich in copper, iron, zinc, selenium, molybdenum and manganese, and the additive amount of the microelements is 0.15 to 0.2 percent of the mass of the chicken feed capable of improving the egg yield; and (C) when meat chickens are fed, mixing the chicken feed capable of improving the egg yield with albumen powder, wherein the additive amount of the albumen powder is 2 to 3 percent of the mass of the chicken feed capable of improving the egg yield. The using method is simple; the chicken feed capable of improving the egg yield is easy to proportion and convenient to use; the immunity and the egg yield of chickens are improved.

The invention discloses a manufacturing method of a chicken feed capable of improving the egg yield. The manufacturing method comprises the following steps: (A) grinding and mixing mulberry twig, salivia chinensis and polygonum cuspidatum, extracting medicine liquid through a water extraction method, performing repeated purification, and adding starch to obtain medicine powder; (B) mixing and stirring wheat bran, corns, oyster, glutamic acid, shell powder and plant oil, adding yeast in the stirring process, and sealing for 3 days through a plastic film at the temperature of 60 DEG C to obtain a fermentation material; (C) adding calcium carbonate, pepper meal, calcium hydrophosphate and immature bitter orange into the fermentation material which is obtained in the step (B), performing full stirring, and sealing for 2 days again at the temperature of 45 DEG C; and (D) uniformly stirring the medicine powder which is obtained in the step (A) and a mixture which is obtained in the step (C), and performing packaging to obtain the chicken feed capable of improving the egg yield. The manufacturing method is simple; the manufactured chicken feed capable of improving the egg yield is easy to proportion and convenient to use; the immunity and the egg yield of chickens are improved.

The invention discloses an anti-cold-stress Chinese herbal medicine compound feed additive for laying ducks and a preparation method and applications thereof. The anti-cold-stress Chinese herbal medicine compound feed additive for laying ducks is prepared from eight kinds of Chinese herbal medicine and vitamin B2, wherein the Chinese herbal medicine comprises acanthopanax roots, schisandra chinensis, rhodiola rosea, astragalus mongholicus, sea-buckthorn, poria cocos, ginger and roots of common peony. The Chinese herbal medicine compound feed additive can effectively relieve the laying ducks' stress due to coldness and sudden change of weather in winter, the feed intake is increased, and the laying rate is stabilized to keep on a higher level. Compared with basic ration and commercially available laying duck feeds, the Chinese herbal medicine compound feed additive can increase the laying rate by over 4 percent and is suitable for large-scale promotion.

The present invention discloses a functional attractant for feeds. The functional attractant comprises the following raw materials in percentages by mass: 5-10% of glutamine, 5-10% of 5'-disodium guanylate, 5-10% disodium 5'-inosinate, 5-8% gamma-aminobutyric acid, 5-8% of a fructus momordicae extract and the balance corn starch. The attractant comprises the natural fructus momordicae extract and amino acids. By using a delicate taste of amino acids and a special sweet taste of the fructus momordicae extract, the functional attractant improves a palatability of feeds, can also improve a meat quality flavor, at the same time improves intestinal functions, reduces productions of skatole, improves meat quality and animal internal organ flavor, promotes cardiovascular system functions, increases hemoglobin and myoglobin synthesis, and enables meat quality to be ruddy and nutritious.

The invention relates to a heating and ventilation system for a chicken house, which comprises a hot blast stove, a blower, an axial flow fan and geothermal plates, wherein a plurality of hot blast inlet holes and hot blast return openings are formed in the end surfaces of the geothermal plates; air intake holes are formed in the side faces of the geothermal plates; the hot blast stove is connected with the plurality of hot blast inlet holes and the blower; the blower is connected with the plurality of hot blast return openings; the axial flow fan is corresponding to the air intake holes; heat insulation plates are arranged below the geothermal plates; and the geothermal plates can be assembled by a plurality of geothermal plates. The invention has the advantages that by adopting the geothermal heating method, energy can be fully utilized, the heating effect is good, the indoor temperature is balanced, the indoor ventilation is reasonable, the smell of excrement is timely exhausted in a downward exhaust manner so as to avoid upward flow, and fresh air flows downwards, therefore, bacillus cross infection in the chicken house is reduced, the air quality is improved and the culture environment is ameliorated.

The invention relates to the breeding field of chickens, and discloses a method for improving the egg yield of a gamecock. The method comprises the following steps: (1) after the gamecock enters an egg laying week, enabling the gamecock to lay eggs in a stable favorable environment by regulating a feeding environment and maintaining the gamecock, thereby greatly helping broodiness of a fertilized egg; (2) using the easily digestible vegetable protein to stabilize the egg yield of the gamecock whose laying performance is greatly affected by the content and matching of the protein in the daily ration when the laying hen is 25-28 week old; (3) adding a small quantity of animal protein to promote the even formation of an egg shell from a large quantity of calcium carbonate ingredient and a small quantity of protein in the egg shell because the laying performance is more affected by the content and matching of the protein in the daily ration when the laying hen is 29-35 week old; and (4) when the laying hen is more than 36 week old, regulating the content of the protein as well as the content of vitamins to improve the immune performance of the hen.

The invention discloses a making method of a chicken feed for improving feed conversion rate. The making method comprises the following steps: A, selecting mulberry, medicated leaven and groundsel, grinding the three substances, mixing the obtained powder, extracting the mixture with a water extraction method to obtain medicine liquid, repeatedly purifying the medicine liquid and adding starch to obtain medicine powder; B, mixing wheat bran, corn, meat meal, glutamic acid, clam shell powder and oil residue and stirring the mixture, adding sporeforms during stirring, and sealing the product with plastic film at 60 DEG C for 3 days to obtain a fermentation material; C, adding calcium carbonate, pepper meal, calcium hydrophosphate and agilawood in the fermentation material obtained in the step B, extensively stirring the product and sealing the product for 2 days, wherein the temperature is controlled to be 45 DEG C; and D, uniformly stirring the medicine powder obtained in the step A and the mixture obtained in the step C, and packaging the mixture to obtain the chicken feed for improving the feed conversion rate. The making method disclosed in the invention is simple, and the produced chicken feed for improving the feed conversion rate is simple in formula and is convenient to use. By adopting the chicken feed, the immunity of the chickens and the egg yield are improved.

The invention discloses a manufacturing method of a fermented material for chicken. The manufacturing method comprises the following steps: A, selecting fructus amomi, fructus alpiniae oxyphyllae and pangolin, crushing and then mixing, extracting by adopting a water extracting method to obtain a medicine liquid, repeatedly purifying and then adding starch to obtain medicine powder; B, mixing dry cow dung, corn, agilawood, choline chloride, light wheat and oil residues, adding glucolase in a mixing process, and sealing at a temperature of 60 DEG C by using a plastic film for 3 days to obtain a fermented material; C, adding medical stone powder, laying hen multivitamins, oyster shell powder and dendrobe to the fermented material obtained in step B, and then fully mixing, and continuing to seal for 2 days at the controlled temperature of 45 DEG C; and D, uniformly mixing the medicine powder obtained in the step A and a mixture obtained in the step C, and packaging to obtain the fermented material for the chicken. The manufacturing method disclosed by the invention is simple; the prepared fermented material for the chicken is simple in proportioning and convenient to use; the immunity of the chicken is improved, and the egg production is increased.

The invention provides a layer feed capable of preventing layers from having loose bowels. The layer feed comprises the following raw materials in parts by weight: 35-40 parts of corn, 20-25 parts of wheat, 8-10 parts of sorghum, 5-8 parts of soybean powder, 5-8 parts of shrimp powder, 8-10 parts of oat, 5-7 parts of seaweed powder, 1-2 parts of grass powder, 5-7 parts of apple pomace, 6-9 parts of freeze-dried powder of beef, 0.4-0.6 part of dry powder of scarab beetles, 0.4-0.6 part of corn oil, 1-2 parts of baking soda, 0.2-0.3 part of lysine (65%), 0.15-0.18 part of DL-methionine, 0.01-0.02 part of L-threonine, 0.03-0.05 part of complex enzyme preparation, 5-6 parts of liquorice root, 8-10 parts of hawthorn fruit, 2-3 parts of weeping forsythia capsule, 2-3 parts of radish seed, 2-4 parts of caulis fici tikouae, 2-3 parts of long pepper, 6-8 parts of pomegranate rind, 4-5 parts of leaves of fruits of sea buckthorn, 4-5 parts of Chinese galls, 15-20 parts of carrots and proper amount of salt. The layer feed is rich in nutrients and low in cost.

The present invention provides a feed composition, a preparation method and an application thereof, and a method for producing selenium-enriched eggs. The feed composition comprises yeast selenium anda basic feed diet, wherein a selenium content of the feed composition is 1.0 mg / kg-1.5 mg / kg. A selenium content of the yeast selenium is 1,500-2,500 mg / kg and preferably 2,000 mg / kg. When an egg production rate of poultries (egg laying chickens) is larger than 90%, the feed composition is used for the poultries (egg laying chickens). The poultries (egg laying chickens) produce the selenium-enriched eggs after 5 days. In the selenium-enriched eggs, a selenium content in egg white reaches 0.68-1.11 mg / kg, a selenium content in egg yolk reaches 0.9-1.8 mg / kg, and a selenium content in whole eggs reaches 0.8-1.3 mg / kg.

The invention relates to a traditional Chinese medicine additive for laying hen feed. The traditional Chinese medicine additive contains the following components in parts by weight: 3-8 parts of brucea javanica, 3-8 parts of Chinese fevervine herb and root, 3-8 parts of rheum officinale, 3-8 parts of cyrtomium fortune, 3-8 parts of sweet wormwood, 3-8 parts of folium isatidis, 3-8 parts of radix sophorae flavescentis, 3-8 parts of dogwood, 3-8 parts of hairyvein agrimony, 5-15 parts of houttuynia cordata, 5-15 parts of oldenlandia diffusa, 5-15 parts of liquorice, 5-15 parts of elsholtzia, 5-15 parts of lysimachia christinae hance, 10-30 parts of pomegranate bark and 10-30 parts of stigma of corn. The method for preparing the traditional Chinese medicine additive from the components comprises the following steps: cleaning the raw materials with clean water, and airing for 5-10 days until the moisture in the various raw materials is only 10-20%; uniformly mixing the raw materials, mixing the raw materials in a beating crusher, crushing the materials into particles with the size of 2-3mm, and filling into a cloth bag for later use. According to the traditional Chinese medicine additive disclosed by the invention, the laying rate of laying hens can be relatively stable, and highly infectious risk brought by large-scale farming can be controlled.

The invention relates to an efficient meat pigeon double-female pairing method. A plurality of adult female pigeons with the sex determined in advance are placed in a pigeon cage to be paired, and behavior observation is carried out every day; the pigeons with successful pairing markers are taken away to be bred after free pairing time is finished; the female pigeons which are not successfully paired within the free pairing time are paired again according to the method. The determined double-female pairing number is proper, pairing conditions are created well, the needed pairing time is obviously shortened, and more pigeons are promoted to lay eggs in time. The selectable object range of the pairing pigeons is relatively wide, and the pairing success rate is obviously increased. The relatively free pairing method is adopted, therefore, the paired pigeons are good in sentiment, long in sentiment hold time and stable in egg laying performance, and economic benefits are remarkably increased.

The invention discloses a use method of a fermented material for a chicken. The use method comprises the following steps: A, when a chick is fed, mixing the fermented material with laying hen multivitamins, wherein the laying hen multivitamins are rich in vitamins A and D, and the additive amount of the laying hen multivitamins is 0.2%-0.3% by mass of the fermented material; B, when a hen during egg producing period is fed, mixing the fermented material with microelements, wherein the microelements are rich in copper, iron, zinc, selenium, molybdenum and manganese, and the additive amount of the microelements is 0.15%-0.2% by mass of the fermented material; C, when a broiler chicken is fed, mixing the fermented material with protein powder, wherein the additive amount of the protein powder is 2%-3% by mass of the fermented material. The use method is simple, the used fermented material is simple in ratio and convenient to use, the immunity of the chicken is improved, and the egg yield is increased.

The invention relates to the field of animal nutrition, and particularly relates to a vitamin premix feed for laying hens and a preparation method thereof. The vitamin premix feed for the laying henscomprises the following ingredients: vitamin A, VD3, dl-alpha-tocopherol acetate, menadione sodium bisulfite (MSB), thiamine nitrate, riboflavin, pyridoxine hydrochloride, cyanocobalamin, nicotinamide, D-calcium pantothenate, folic acid, and D-biotin; and the vitamin premix feed for the laying hens is added into a compound feed for laying hens in laying periods in a mass percentage of 0.03%. The vitamin premix feed for the laying hens facilitates absorption and digestion of laying hens to various feed nutrients, and is capable of enhancing immune functions of laying hens, preventing various diseases in growth processes, improving survival rates, increasing appetite, digestion and absorption of the laying hens, ensuring stable egg production of the laying hens at all seasons, improving eggshell quality and prolonging egg production period.

The invention discloses an application method of a feed for improving the immunity of chicken poultry. The application method comprises the following steps: A, when chicks are fed, mixing the feed for improving the immunity of the chicken poultry with a multi-vitamin of chickens for egg, wherein the multi-vitamin of chickens for egg is rich in vitamin A and vitamin D, and the addition amount of the multi-vitamin of chickens for egg accounts for 0.2-0.3% of the mass of the feed for improving the immunity of the chicken poultry; B, when hens at the egg producing period are fed, mixing the feed for improving the immunity of the chicken poultry with a microelement, wherein the microelement is rich in copper, iron, zinc, selenium, molybdenum and manganese, and the addition amount of the microelement accounts for 0.15-0.2% of the mass of the feed for improving the immunity of the chicken poultry; and C, when chickens for meat are fed, mixing the feed for improving the immunity of the chicken poultry with protein powder, wherein the addition amount of the protein powder accounts for 2-3% of the mass of the feed for improving the immunity of the chicken poultry. The application method disclosed by the invention is simple, the used feed for improving the immunity of the chicken poultry is simple in matching and convenient to use, the immunity of the chicken poultry is improved, and the egg yield is increased.

The invention discloses a special 1% premix for laying hens. The 1% premix comprises the following components in parts by weight: copper sulfate, ferrous sulfate, zinc sulfate, manganese sulfate, 1% potassium iodide, 1% sodium selenite, methionine, rutin, sulphuretin, tetrahydroxy stilbene glucoside, choline, palm oil, laying hens multivitamins, medical stone, rice bran, a mildew inhibitor and phytase. According to the growth requirement of the laying peak period, the invention develops a premix formula specially aiming at laying hens in the laying peak period through optimizing the types anddosage of vitamins and minerals in the premix, adding methionine, phytase and other components, and simultaneously adding the sulphuretin, rutin and tetrahydroxy stilbene glucoside, so that the premixhas scientific compatibility among components, has the functions of promoting ovulation, promoting digestion, adjusting organism metabolism function and supplementing nutrition, can effectively improve the resistance of the laying hens, improve the laying rate and average egg weight of the laying hens, reduce the feed-egg ratio and egg breaking rate, and has good social and economic benefits.

The invention discloses a using method of a chicken feed for increasing a feed conversion ratio. The method comprises the following steps: A, mixing the chicken feed for increasing the feed conversion ratio with multi-vitamin for laying hens in the process of feeding chicks, wherein the multi-vitamin for laying hens is enriched in vitamins A and D, and the addition amount of the multi-vitamin for laying hens is 0.2-0.3 percent of the mass of the chicken feed for increasing the feed conversion ratio; B, mixing the chicken feed for increasing the feed conversion ratio with trace elements in the process of feeding hens in the egg producing period, wherein the trace elements are enriched in copper, iron, zinc, selenium, molybdenum and manganese, and the addition amount of the trace elements is 0.15-0.2 percent of the mass of the chicken feed for increasing the feed conversion ratio; and C, mixing the chicken feed for increasing the feed conversion ratio with albumen powder in the process of feeding broilers, wherein the addition amount of the albumen powder is 2-3 percent of the mass of the chicken feed for increasing the feed conversion ratio. According to the using method disclosed by the invention, the using method is simple, the used chicken feed for improving the feed conversion ratio is simple in proportioning and convenient to use, the immunity of chicken is improved, and the egg yield is increased.

The invention provides a special feed for laying hens. The feed is composed of the following raw materials in parts by weight: 60 to 100 parts of corn, 50 to 80 parts of soybean meal, 20 to 30 parts of cottonseed meal, 30 to 40 parts of sweet potato powder, 20 to 40 parts of protein powder, 15 to 25 parts of liquorice, 30 to 50 parts of bone meal, 20 to 30 parts of shell powder, 10 to 20 parts ofolive oil, 12 to 18 parts of palm oil, 3 to 7 parts of amino acid, 2 to 6 parts of vitamins, 4 to 8 parts of trace elements, 16 to 26 parts of Beihai fish meal, 8-20 parts of standard flour and 4-14 parts of milk-vetch roots. The feed is specifically prepared for laying hens, is rich in nutrients, comprehensive in components, easy to digest and fast in absorption, can stabilize the laying amount of the laying hens, and can also improve immunity.

The invention discloses a manufacturing method of egg laying promoting feed for laying hens. The manufacturing method includes the following steps that A, salvia miltiorrhiza, hawthorns and senecio scandens are selected, smashed and mixed, liquid medicine is extracted through a water extraction method, starch is added after repeated purification, and medicine powder is obtained; B, sweet potato leaf smashed materials, maize, meat powder, grain sprouts, talcum powder and hawthorns are mixed and stirred, phytase is added in the stirring process, the mixture is sealed and stored for 3 days through a plastic film at the temperature of 60 DEG C, and fermented materials are obtained; C, shell powder, maize germ cakes, calcium hydrophosphate and milkvetch roots are added to the fermented materials obtained in the step B and fully stirred, the mixture continues to be sealed and stored for 2 days, and the temperature is controlled to be 45 DEG C; D, the medicine powder obtained in the step A and the mixture obtained in the step C are evenly stirred, and the egg laying promoting feed for the laying hens is obtained after packaging. The manufacturing method is simple, the manufactured egg laying promoting feed for the laying hens is simple in matching and convenient to use, the immunity of chickens is improved, and the egg yield is increased.

The invention discloses a manufacturing method for a poultry feed. The manufacturing method comprises the following steps: A, selecting mulberry leaves, radix platycodonis, and fructus amomi villosi, grinding and mixing, extracting to obtain medicine liquor by adopting a water leaching method, repeatedly purifying and then adding starch to obtain medicine powder; B, mixing soya bean cakes, corn, bone powder, dried blood, dried marine algae powder and vegetable oil, adding saccharomycete in the mixing process, and encapsulating and storing for three days through a plastic film under the condition of 60 DEG C so as to obtain a fermented material; C, adding talcum powder, methionine, calcium hydrogen phosphate and plaster into the fermented material obtain in the step B for fully mixing, continuously encapsulating for storing for two days, and controlling the temperature at 45 DEG C; D, evenly mixing the medicine liquor obtained in the step A with the mixture obtained in the step C, and encapsulating to obtain the poultry feed. The manufacturing method is simple, and the manufactured poultry feed is simple to prepare, convenient to use, and capable of improving the poultry immunity and increasing the egg yield.