361 results about "Laying duck" patented technology

The invention provides livestock feed which takes nutlets, dried vegetables, dried fruits and Chinese herbal medicines as a livestock feed component and a livestock drinking water component and a livestock feeding method. The livestock feed containing the nutlet components comprises livestock feed and livestock drinking water. The livestock feed is characterized in that the livestock contains the nutlet components, wherein the nutlets comprise shelled melon-seeds (A3), peanut kernels (A4), perillaseeds (A15), sesame seeds (A25) and sesame (A34), and the number of nutlet components in the feed is greater than or equal to 1 but less than or equal to 16. Livestock comprises laying hens, broilers, dairy cattle, cattle, laying ducks and meat ducks. The livestock feed comprises a feed component (A), a feed component (B), a universal component (T), standard feed (M) and mixed feed (X). The livestock drinking water comprises a drinking water component (C), a drinking water component (D), a universal component (T), standard drinking water (W) and mixed drinking water (Y). Livestock is fed by using the livestock feed and livestock drinking water, so that the quality of eggs and milk can be improved, the quality of meat can be improved, and a great economical benefit can be brought to the livestock breeding industry.

The invention discloses a laying duck feed and a preparation method thereof. The laying duck feed consists of the following components in part by weight: 50 to 65 parts of wheat, 5 to 15 parts of fine rice bran, 6 to 18 parts of soya bean meal, 2 to 8 parts of cottonseed crumb, 1 to 5 parts of rapeseed meal, 1 to 5 parts of corn distillers dried grains with soluble, 2 t o12 parts of mountain flour, 0.5 to 3 parts of calcium monohydrogen phosphate, 0.05 to 1 part of table salt, 0.1 to 1 part of 65 percent lysine, 0.05 to 1 part of methionine, 0.05 to 0.3 part of complex enzyme and 0.5 to 2 parts of premix. In the feed, corn is not used; the wheat is taken as a main raw material, and is compatible with plant protein, amino acid, fermentation product, calcium, and various minerals and vitamins in proper proportion; the laying rate of the laying duck and egg weight can be effectively improved; and the productivity of the laying duck is improved. Moreover, the laying duck feed can greatly reduce the feeding cost of the laying duck.

The invention provides a Chinese herbal feed additive and a manufacturing method of the feed additive, and belongs to the field of animal feed additives. The Chinese herbal feed additive is prepared by mixing the following raw materials: radix bupleuri, astragalus mongholicus, codonopsis, poria, atractylodes, licorice, angelica, rehmannia glutinosa, white peony root, glossy privet fruit, hawthorn, medicated leaven, malt, rhizoma atractylodis, oriental wormwood, dodder, fructus cnidii, herba epimedii, pulsatilla, golden cypress, folium isatidis, folium artemisiae argyi, ash bark, cortex ailanthi, vitamin E, vitamin B2 and methionine. When pestilence happens, based on the formula above, the following raw materials can be added: dandelion, honeysuckle and fructus forsythiae. The manufacturing method comprises the steps of drying, weighing, mixing, crushing, screening and mixing the Chinese herbal raw materials. When applied to the feed of laying ducks, the Chinese herbal feed additive has the functions of replenishing Qi to invigorate the spleen, regulating and enriching blood, retaining Yin and nourishing blood, nourishing liver and relieving pain, helping digestion and invigorating stomach, clearing away heat and toxic materials, and inducing diuresis and reducing edema, can improve resistance of the laying ducks, prevent intestinal tract and oviduct inflammation, obviously improve the laying rate of the laying ducks, and reduce the feed-gain ratio.

The invention relates to a method for producing duck eggs rich in selenium and a duck rich in selenium. Each ton of feedstuff comprises the following components: 0.5 to 2.0 kilograms of earthworm powder, 0.5 to 1.5 kilograms of radix astragali powder, 5.0 to 9.0 kilograms of dried head mud of fresh dipsey cods, 0.15 to 0.8 kilogram of selenium yeast, 1.0 to 1.2 percent of soybean oil, 8.0 to 8.2 percent of stone dust, 1.0 percent of calcium hydrophosphate, 0.3 percent of common salt, and 1.0 percent of nutrilite (consisting of methionine, compound lycine, vitamins, minerals, choline chloride, phytic acid enzymes and foods). A laying duck is fed on common daily diet feedstuffs before the laying rate reaches 60 percent; and when the laying rate is more than 60 percent, the duck is fed on the feedstuff of the invention so that the selenium content of a duck egg laid 20 days later reaches to be 0.3 to 1.5 milligrams per kilogram, the selenium content in the blood of the laying duck reaches 0.08 to 0.3 ppm, and the selenium content in the musculature is between 0.07 and 0.5 milligram per kilogram.

A broiler special feed, relating to animal feed technology, comprises a main ingredient, a fodder, animal ingredients and Chinese herbal additives, wherein the main ingredient is 80% (by mass), the fodder is 5% (by mass), the animal ingredients are 10% (by mass), and the Chinese herbal additives are 5% (by mass). Compared with the conventional feed, the feed in the present invention contains components of Chinese herb. The Chinese herbal additives and the feed carrier acting in a combined manner ensures the normal nutritional requirements of laying ducks, prevents and cures diseases, improves the immunity of laying ducks, and promotes the growth of laying ducks. The broiler special feed has characteristics of non-toxic side effects, no drug-resistance generation, no environmental pollution, promotion of body resistance, rapid acting and low prices.

The invention relates to a laying duck complete feed. The feed is composed of following components in parts by weight: 430 to 500 parts of wheat, 80 to 120 parts of rice bran, 60 to 90 parts of soybean meal, 40 to 60 parts of cotton seed meal, 50 to 70 parts of rapeseed meal, 10 to 20 parts of fish meal, 100 to 150 parts of vinasse, 85 to 95 parts of stone flour, 15 to 20 parts of calcium hydrogen phosphate, 2 parts of salt, 1 part of choline, 2 parts of compound trace elements, 0.4 to 0.5 part of multi-vitamin, 1 to 2 parts of lysine, 1 to 1.5 parts of methionine and 6 parts of additive. The laying duck complete feed has the advantages of low cost and no containing of corns. The laying ducks fed by the feed have longer time of egg yield peak and high egg yield rate.

The invention belongs to the field of bioengineering and discloses duck flavivirus. The amino acid sequence of an envelope protein E is shown as SEQ ID NO:4 or the homology of the amino acid sequence which is shown as the SEQ ID NO:4 is over 98 percent. The invention also discloses vaccine for preventing duck flavivirus, and a kit for detecting duck flavivirus; a new virus of duck flavivirus disease which causes output reduction and death of laying duck are separated and identified by various detection means, a method for diagnosing duck flavivirus disease is established, the vaccine for duck flavivirus disease is developed, important basis and means are provided for preventing duck flavivirus, and relative duck flavivirus diseases which cause the output reduction and death of laying duck can be prevented and diagnosed by using the vaccine and a diagnostic reagent which are developed by using the virus.

The invention relates to a laying duck compound feed which comprises the following raw materials by mass in per 1,000 kilograms: 200-310 kilograms of corn, 140-155 kilograms of rice bran, 110-115 kilograms of wheat, 100-105 kilograms of rice bran meal, 55-65 kilograms of vegetable dreg, 50-60 kilograms of peeled bean pulp, 40-50 kilograms of rice bran No. 2, 35-45 kilograms of cotton seed meal, 35-45 kilograms of stone, 35-50 kilograms of dry fish meal, 25-32 kilograms of flour, 28-35 kilograms of shell powder, 30-40 kilograms of corn protein powder, 2.5-3.5 kilograms of wheat middling, 1.5-2.5 kilograms of salt, 0.5-1 kilogram of choline, 0.5-1 kilogram of attapulgite, 0.1-0.3 kilogram of laying duck vitamin feed, 0.1-0.2 kilogram of methionine, 0.1-0.2 kilogram of phytase and 0.5-1 kilogram of laying duck trace element. The invention has the advantages that refining is qualified, and animal and plant raw materials with drug residues are not contained; the absorptivity of the feed in the animal body is improved through sufficient nutrient balance; limit resources are furthest utilized, and the discharge capacity is reduced; and after feeding the feed, laying ducks have early laying, long laying peak season, big eggs, high egg shell strength and uniform egg shell color, therefore, the invention has high efficiency and safety.

The invention provides a Chinese medicinal composition for improving laying duck production performance and egg laying quality. The Chinese medicinal composition comprises epimedium herb, cistanche, schisandra chinensis, radix liriopes, motherwort fruit, red-rooted salvia root, acanthopanax root, sargentgloryvine stem, purslane, indigowoad leaf, Chinese starjasmine stem, raspberry, kamuning, elecampane, fragrant solomonseal rhizome, bighead atractylodes rhizome, fructus chebulae immaturus, astragalus mongholicus and nutmeg. The Chinese medicinal composition provided by the invention has the advantages of wide drug sources, low production cost, low toxicity, low drug resistance and low drug residual rate, and simultaneously can be used for better improving the feed conversion rate, egg laying rate and duck egg quality.

The invention discloses a feed for meat ducks in a fattening period. The feed comprises the following raw materials in parts by weight: 670-690 parts of extruded corns, 120-140 parts of broken rice, 20-24 parts of corn gluten meal, 1-2 parts of salt, 200-230 parts of extruded bean pulp, 120-140 parts of wheat bran, 80-90 parts of fly maggot powder, 1-2 parts of sea-buckthorn, 1-2 parts of houttuynia cordata, 1-2 parts of fructus gardenia, 1-2 parts of cortex moutan, 2-3 parts of radix rehmanniae recen, 4-5 parts of Chinese hawthorn leaves, 1-2 parts of ginseng, 3-4 parts of Chinese hawthorn seeds, 1-2 parts of cornelian cherry pomace, 1-2 parts of cotton rose hibiscus leaves, 4-5 parts of medicinal fermented mass, 2-3 parts of vinegar acid-sludge, 1-2 parts of forget-me-not, 2-3 parts of artocarpus heterophyllus and 5-6 parts of a phagostimulant. The feed for the meat ducks in a fattening period does contain any pigment and has high content of nutritious ingredients, a plurality of Chinese herbal medicines are added into the feed to achieve the effect of improving digesting, the metabolism of the laying ducks is enhanced, the blood circulation is promoted, the appetite of the duckling is greatly enhanced, and the meat ducks grow fast in the fattening period.

The invention discloses a feed for laying ducks. The feed is formed by mixing main materials, Chinese herbal medicines and additives. By adopting the feed disclosed by the invention for feeding, the laying ducks have the advantages of strong immunity, few diseases and fresh and tasty meat, and the effects on reducing the breeding cost of households and improving economic benefits can be realized.

The invention discloses a nutrient feed capable of improving laying rate of poultry. The nutrient feed is composed of the following raw material components by weight: 28-32 parts of corn, 18-22 parts of rice, 8-12 parts of bran, 2-3 parts of fish meal, 13-18 parts of bean pulp, 1-3 parts of calcium hydrogen phosphate, 0.01-0.03 parts of nucleic acid, 0.01-0.011 parts of glutamic acid, 0.01-0.03 parts of choline chloride, 0.073-0.078 parts of vitamin E, 0.09-0.11 parts of sodium selenite, 3-5 parts of stone powder, 8-12 parts of grass meal, 0.5-1.0 parts of zeolite and 0.20-0.25 parts of sandstone. The feed is reasonable in formula and comprehensive in nutrients; by using the feed to feed egg-laying chicken and egg-laying ducks, the egg weight is increased, the laying rate is improved, the eggshell hardness is enhanced and the breakage rate is reduced; and at the same time, the ingestion decrease or no ingestion, growth retardation and other symptoms caused by various diseases can be prevented.

The present invention discloses a laying duck feed for improving the color and quality of eggshell. The feed is made from corn, wheat middling, soybean meal, stone powder and compound premix feed. The compound premix feed includes 100-150 parts of prickly ash seeds, 100-160 parts of calcium hydrogen phosphate, 250-350 parts of stone powder, 40-70 parts of table salt, 20-40 parts of baking soda, 12-20 parts of choline, 30-40 parts of compound trace elements, 8-10 parts of compound vitamins, 1-3 parts of vitamin C, 25-30 parts of methionine, 200-300 parts of fishmeal, 1-3 parts of lactic acid bacteria, 20-30 parts of Chinese herbal medicines, 0.2-0.4 part of HyD, 2-5 parts of phytase, 2-4 parts of complex enzyme preparations and 0-100 parts of carriers. Using the feed to feed laying ducks can significantly enhance immunity of the laying ducks, can make the eggshell good in quality, low in breakage rate and bright in color, can make the laying ducks long in egg laying peak, and can significantly improve the breeding efficiency.

The invention discloses a laying duck feed which comprises the following components in parts by weight: 100-150 parts of mono-dicalcium phosphate, 200-250 parts of mountain flour, 40-60 parts of salt, 20-40 parts of sodium sulfate, 15-20 parts of choline, 40-45 parts of composite trace elements, 8-10 parts of compound vitamins, 20-30 parts of methionine, 5-8 parts of betaine, 200-250 parts of pine needle meal, 200-300 parts of medical stone, and 8.2 parts of additive, wherein the additive comprises the following components: 1 part of nosiheptide, 2 parts of phytase, 2 parts of compound enzyme preparation, 0.2 part of carophyll red, 1 part of chromium picolinate and 2 parts of probiotics. According to the invention, nutritional additives and the like are added into the feed, so that the feed can meet the needs of laying ducks for high egg laying rate, long egg laying peak time, bright color of egg yolks, and the like, thereby bringing obvious economic benefits.

A special feed for laying duck relates to the technical field of animal feed. The feed is prepared from 96 wt.% of a main ingredient, 2 wt.% of a Chinese medicine additive and 2 wt.% of a premix. The main ingredient comprises the following raw materials by weight: 30 portions of rice flour, 20 portions of wheat bran, 15 portions of bean dregs, 10 portions of cauliflower leaves, 10 portions of celery leaves, 15 portions of fish meal, 10 portions of bone meal, and 15 portions of snail clam meat. Compared with a traditional feed, the feed provided by the invention contains traditional Chinese medicine components; the traditional Chinese medicine additive cooperates with a feed carrier, so as to not only ensure the normal nutrient requirements of laying ducks but also prevent and cure diseases, improve the immunity of laying ducks and promote the growth of laying ducks; and the feed has no toxic or side effect, does not generate drug resistance or pollute the environment, can increase the body immunity, and has rapid action and low price.

The invention relates to a molecular genetic marker associated with egg-laying traits of ducks and application of the molecular genetic marker, belongs to the field of poultry breeding, and particularly relates to application of a G575A site of an AMH (anti-Mullerian hormone) gene, associated with egg-laying traits of ducks, serving as a molecular genetic marker in duck production performance research. A specific DNA segment is obtained from the AMH gene to serve as a molecular marker associated with the egg-laying traits of the ducks, one G575-A575 basic group in a sequence of the molecular marker mutates, the mutation site is significantly associated with the 43-week-old egg production and the 72-week-old egg production of the ducks (P smaller than 0.05), and by performing PCR (polymerase chain reaction) amplification and performing sequencing-based typing on a PCR product, a GG genotype is selected as an laying duck. A detection method provided by the invention is significant in effect, is simple and quick, and is not influenced by an external environment.

A preparation method of feeds for laying ducks adopts the following ingredients by weight percent: 2-6% of grass seed meal, 2-4% of chicken blood meal, 4-6% of bran, 4-6% of rice bran meal, 4-6% of grass meal, 16-20% of white fish meal, 4-6% of freshwater shrimp meal, 8-10% of soybean meal, 12-16% of cornmeal, 6-8% of stone meal, 4-6% of pagoda leaf meal, 1-3% of vitamin B complex, 2-4% of fish liver oil, 1-3% of salt, 2-4% of shizandra berry, 1-3% of liriope, 2-4% of ginkgo seed, 1-3% of perilla and 2-4% of semen cassiae. The preparation method comprises the following steps: proportionally placing the above meal into a multiplex stirrer to be stirred, taking out the meal to be placed into a ring model grinder to be ground, taking out the meal to be placed into a dryer to be dried, taking out the meal to be placed into a ring model swelling machine to be swelled, taking out the meal to be transferred into a ring model rigid granulator to produce precipitated rigid granulated feeds, sieving the feeds by a 80-mesh sieve to obtain the granules with weight of 0.2g singly and sealing and packing the granules according to the required weight.

The invention discloses a feed for a laying duck. The feed comprises the following components in percentage by mass: 40.54 percent of corn, 20.05 percent of soya bean meal, 18.00 percent of wheat, 8.0 percent of calcium carbonate (CaCO3), 5.00 percent of corn protein powder, 2.00 percent of corn germ meal, 1.80 percent of rapeseed meal, 1.30 percent of fish meal, 1.16 percent of calcium hydrophosphate (CaHPO4), 1.00 percent of sesame seed meal, 0.31 percent of additive, 0.28 percent of table salt, 0.18 percent of sodium bicarbonate, 0.15 percent of soybean oil, 0.10 percent of choline, 0.05 percent of complex enzyme preparation for feed, 0.04 percent of methionine and 0.04 percent of lysozyme. After the laying buck is fed with the feed at the feed intake of between 220.0 and 230.0 g / day, the laying rate of the laying duck is up to 88 to 96 percent, the insemination rate is 95 percent and the hatching rate is between 92 and 94 percent.

The invention relates to a laying duck feed capable of effectively increasing laying rate and fertility rate. The feed comprises the following raw materials by weight percent: 40-50% of corn starch, 15-18% of soybean meal, 10-15% of fish meal, 6-8% of wheat bran, 2-5% of bone meal, 6-8% parts of shell powder and 8-10% of trace elements. The raw materials are mixed and stirred evenly to obtain the finished feed. On the basis of common feeds, trace elements such as nitrogen, phosphorus and calcium are added in the laying duck feed, thus the laying rate and fertility rate of the laying duck are increased; through calculation, the laying rate and the fertility rate are both increased by 4-5%; and the economic benefit of culturists is effectively increased and the income of the culturists is also increased.

A high protein feed for laying ducks relates to the technical field of animal feed. The feed is composed of 80 wt.% of a main material, 5 wt.% of forage, 10 wt.% of animal ingredients, and 5 wt.% of traditional Chinese medicine additives. Compared with a traditional feed, the feed provided by the invention contains traditional Chinese medicine components; the traditional Chinese medicine additives cooperate with a feed carrier, so as to not only ensure the normal nutrient requirements of laying ducks but also prevent and cure diseases, improve the immunity of laying ducks and promote the growth of laying ducks; and the feed has no toxic or side effect, does not generate drug resistance or pollute the environment, can increase the body immunity, and has rapid action and low price.

The invention discloses a laying duck feed. The laying duck feed consists of carrot meal, locust powder, rapeseed cake powder, sunflower seed powder, beanstalk powder, fish meal, fresh scallop powder, wheatmeal powder, sorghum powder, bone meal, salvinia natans powder, composite vitamin B, cod liver oil, table salt, fritillaria cirrhosa powder, snakegourd fruit powder, safflower powder, lightyellow sophora root powder and fennel powder. The powder is combined, stirred in a tandem mixer for 100 minutes, taken out, crushed into powder in a frame-mode type crusher, taken out and baked for 40 to 60 minutes in a drier; the dryness of the powder is controlled to be between 75 and 85 percent; the powder is taken out; after the powder is cool, the powder is stirred for 180 minutes in the tandem mixer; the powder is taken out and bulked for 1 to 2 hours in a frame-mode type bulking machine; the powder is taken out and prepared into sediment hard granular feed in a frame-mode type hard granulator; the feed is sieved by a 80-mesh sieve, wherein the weight of each granule is 0.25g; and the feed is packaged according to required weight.

The invention discloses a preparation method of an edible feed for a laying duck and belongs to the field of feeds. The edible feed for the laying duck is prepared according to the nutritional requirements of the laying duct, so that the palatability and trophism of the laying duck are taken into full consideration. The edible feed for the laying duck is prepared from the following raw materials: corns, bean pulp, wheat bran, fish meal, rapeseed meal, brewer's grain, dicalcium phosphate, mountain flour, table salt, bone meal, vitamin B1, vitamin B6, vitamin B12, vitamin C, vitamin E, methionine, tryptophan, lysine and probiotics. The feed is rich in nutrition, has stable compositions, is good in palatability and can be stored conveniently; and after the laying duck eats the feed, the nutritional requirements of the laying duck can be fully fulfilled, and the egg laying performance is strong.

The invention discloses a laying duck feed and a preparation method thereof. The laying duck feed is prepared from the following raw materials in parts by weight: 40-50 parts of corns, 20-30 parts of wheat middling, 10-15 parts of bean pulp, 3-5 parts of rapeseed dregs, 2-4 parts of sunflower dregs, 1-2 parts of flax cake, 5-8 parts of mountain flour, 2-3 parts of eggshell powder, 1.5-2.5 parts of calcium hydrophosphate, 0.1-0.3 part of salt, 2-3 parts of flour weevil, 1-2 parts of pine needle meal, 2-3 parts of peanut oil and 1-2 parts of additives. The feed is comprehensive and balanced in nutrition, good in palatability, and capable of meeting various nutrient components for the growth of laying ducks. The Chinese herbal medicine components in the additives can be used for reinforcing the egg laying of laying ducks so as to maximizing the egg increasing effect, the egg laying rate is obviously improved, the egg weight is increased, the egg quality is improved, the egg laying peak is obviously prolonged, and the return on investment is high.

The invention discloses a compound feed for small laying ducks during egg-laying peak time. The compound feed consists of wheat, barley, rice residue powder, yellow rice wine lees, soybean dregs, rice bran, cottonseed meal, calcium hydrophosphate, stone dust, compound multivitamins, a compound mineral composition, a compound enzyme, 50 percent vitamin E (VE), 95 percent high temperature-resistant choline chloride, 98 percent L-lysine, 84 percent hydroxyl methionine calcium, an antioxidant, a mildew preventive, bacillus subtilis and zeolite powder. By using the feed, the cost can be reduced effectively, the using amount of corn can be reduced, the feed intake of laying ducks in high-temperature summers can be improved effectively, the laying rate is guaranteed, the ammonia concentration in a duck shed is reduced effectively, and the rearing environment is improved.

The invention relates to a selenium-rich low-cholesterol duck egg and a production method thereof, belonging to the production field of healthcare functional eggs. In the invention, lactobacillus acidophilus and candida utilis are used as strains; the culture medium contains 0.5-2% of yeast extract paste and 0.5-2% of glucose; and the strains are inoculated in the culture medium containing sodium selenite to culture for 30-40 hours. The obtained selenium-rich probiotic culture solution is added to the corn bean pulp type basic ration to feed the laying duck; and one month later, the selenium-rich low-cholesterol duck eggs are obtained. While providing relatively comprehensive nutrition, the selenium-rich low-cholesterol duck egg produced by the invention plays the function of supplementing selenium, has the advantage of low cholesterol, has wide healthcare functions, and is particularly important in preventing cardiovascular diseases of human bodies.

The invention discloses a laying duck feed. The feed comprises the following raw materials in parts by weight: 540-550 parts of corns, 120-140 parts of wheat flour, 2-3 parts of calcium carbonate, 3-4 parts of beer yeast powder, 110-120 parts of sorghum flour, 1-2 parts of calcium hydrophosphate, 0.1-0.2 part of rapeseed oil, 20-23 parts of sweet potatoes, 3-4 parts of cabbages, 1-2 parts of Chinese yam, 1-2 parts of astragalus membranaceus, 1-2 parts of acanthopanax senticosus harms, 1-2 parts of rhodiola rosea, 3-4 parts of mung beans, 1-2 parts of castanea seguinii leaves, 1-2 parts of Chinese littleleaf box leaves, 1-2 parts of junci medulla, 1-2 parts of galium aparine, 2-3 parts of angelica sinensis, 1-2 parts of assorted Chinese herbal tea, 1-2 parts of huperziaceae and 2-3 parts of phagostimulant. The laying duck feed disclosed by the invention is free from any pigment, high in nutritional ingredient, and strong in anti-stress capacity; a plurality of Chinese herbal medicines are added into the feed according to the formula, so that the insecticide effect is realized, the disease infection chance of laying duckling is reduced, the growth of laying ducks is fast, and the egg yield of the laying ducks is high.

The invention discloses a feed formula for laying ducks and a preparation method of feed. The feed formula consists of the following raw materials in parts by weight: corn, bran, rice husk, bean cake, green grass, day lily, wheat, mulberry, jujube, fructus schisandrae, pine pollen, lotus seed, bunge cherry seed, cordate houttuynia, herba lophatheri, coix seed, allium macrostemon, momordica grosvenori leaves, sophora subprostrata, junci medulla and grape leaves. The feed for laying ducks disclosed by the invention does not contain any pigment, is high in nutritional ingredients and strong in anti-stress capability, and Chinese herbal medicines such as the mulberry, the jujube, the fructus schisandrae and the pine pollen are added into the feed formula, so that the feed has the functions of invigorating stomach and improving digestion and can be used for promoting the appetite of the ducks, and the laying ducks are fast in growth and high in egg production.

The invention relates to a formula feed for laying ducks with high egg-laying rate, which is made from the following materials in parts by weight: 40 to 425 of corn of the second level, 45 to 55 of wheat, 90 to 110 of bean cake of the second level, 55 to 65 of cotton cake of the second level, 65 to 75 of rape cake, 45 to 55 of rice protein powders, 90 to 110 of corn germ cake, 35 to 45 of DDGS (Dried Distillers Grains with Solubles) corn carriers, 75 to 85 of calcium carbonate, 10 to 15 of calcium hydrogen phosphate, 4.5 to 5.5 of indigowoad roots, 1.2 to 1.6 of lysine, 0.45 to 0.55 of methionine, 2.2 to 2.7 of table salt, 0.9 to 1.1 of choline chloride, 1.8 to 2.2 of sodium bicarbonate, 0.9 to 1.1 of mildew inhibitors, 0.18 to 0.22 of antioxidants, 0.3 to 0.5 of 10% bacitracin zinc, 0.2 to 0.3 of a multi-vitamin complex for poultry, and 1.8 to 2.2 of a mineral additive for ducks. The formula feed has the benefits of increasing the egg-laying rate to 96%, increasing the egg weight, and the like.

The invention discloses a laying duck complete formula feed capable of shortening peak time from laying to egg laying. The laying duck complete formula feed comprises maize, wheat, bean pulps, full fat rice bran, rapeseed dregs, cottonseed meal, brewer's grain, a mixture of rice chaff and husk, meat and bone meal, fish meal, calcium powder, salt, lysine, methionine, bentonite, choline chloride, baking soda, liquid composite enzyme, a mineral substance additive and a drug additive. Under the condition that the cultivation method is unchanged, enough nutrition is quickly provided for laying duck in the egg laying peak time to meet the self requirement and body stress resistance through optimization of nutritive indexes and matching of raw materials, so that the peak time from laying to the egg laying is shortened under the condition that the late production performance of the duck is not influenced, the feed cost is saved, the output is increased, and the overall benefit of cultivation is improved.