108results about How to "Reduce drip loss" patented technology

The invention discloses coarse cereal type growing and fattening pig compound feed for promoting the growth and improving the meat quality. The coarse cereal type growing and fattening pig compound feed is prepared from the compositions of corn, barley, broomcorn, bean pulp, phosphatide oil powder, orange peel dreg, calcium hydrogen phosphate, rock flour, salt, vitamin E, lysine, threonine, plant extract, probiotics, choline chloride, multiple vitamins, multiple microelement pre-mixed feed and the like through mixing. The coarse cereal type growing and fattening pig compound feed disclosed by the invention has the advantages that the source of the feed is rich, no pollution, residue and side effects are generated, the cost is low, the processing is convenient, and the storage is easy; while rapid growth speed is ensured, an eye muscle area is increased, and the backfat thickness is reduced; the meat quality is improved while the lean meat percentage is increased; the pH (Potential of Hydrogen) value of meat is normal, the meat color grade is improved, marble veins are formed, the tenderness is increased, the rate of water loss is reduced, the cooked meat percentage is increased, and the storage loss is reduced.

The invention belongs to the technical field of feed additives, and in particular relates to a Chinese herbal medicine superfine powder feed additive for producing high-quality pork. The additive is prepared from the following Chinese herbal medicines in parts by weight: 3 parts of astragalus root, 3 parts of hairy asiabell root, 3 parts of hawthorn, 3 parts of medicated leaven, 2 parts of dried orange peel, 2 parts of fennel, 2 parts of wild chrysanthemum, 2 parts of cinnamon, 1 part of pine needle, 1 part of liquorice, 2 parts of fleece-flower root and 3 parts of bighead atractylodes rhizome. All the raw materials are weighed according to the prescription proportion; after being mixed, the raw materials are made into superfine powder of 200 meshes; and the use adding amount is 0.75 percent of the total weight of the feed. In the invention, the reasonable compatible Chinese herbal medicines are prepared into the superfine powder, the advantages of the Chinese herbal medicine prescription and superfine powder are fully exerted to achieve the effect of improving pork quality, the pork has the advantages of reduced acidity, bright color, increased marble textures, reduced water lossrate and drip loss, improved tenderness, thinned muscle fibers, obviously increased saturation degree of back fat, and obviously improved muscle saturated fatty acid content and essential fatty acid content, and considerable economic benefits are achieved.

Fodder for growing and fattening pigs is characterized by being prepared from the following components in parts by weight: 25 parts of corn flour, 15 parts of extruded corn, 15 parts of vinasse, 15 parts of bean pulp, 15 parts of wheatmeal, 15 parts of wheat bran, 10 parts of rape seed cake, 0.10 parts of choline chloride, 0.10 parts of calcium hydrophosphate, 0.01 parts of natural steroid yucca saponin, 0.2 parts of methionine, 0.15 parts of threonine, 0.4 parts of lysine, 0.3 parts of table salt, 1 part of Chinese herbal medicine material, 0.01 parts of probiotics, 0.01 parts of pig multi-vitamin, 0.3 parts of trace mineral premix and 0.03 parts of complex enzyme. The fodder is reasonable in matching, can improve growth performance of the pigs, enhances the immunity of the pigs, reduces fodder waste, increases fodder nutrition absorption, and lowers nutrient excretion.

The invention relates to a pig growing and fattening compound feed for improving the pork quality and a preparation method thereof. The feed is prepared from, by weight, 60-66% of corn, 20-24% of bean pulp, 4-10 parts of wheat bran, 1-3% of soybean oil, 0.03-0.05% of vitamin E, 0.03-0.05% of tea polyphenol, 1-1.4% of mountain flour, 0.6-1.3% of calcium hydrophosphate, 0.2-0.5% of salt, 0.1-0.4% of lysine, 0.1-0.4% of methionine, 0.1-0.3% of threonine and 0.5-1.5% of a premix compound. Compared with the prior art, the nutrient content of the feed formula is optimized, the vitamin E and tea polyphenol are added, the vitamin E and tea polyphenol cooperative antioxidation effect can be effectively brought into play, pork lipid oxidation is lowered, drip losses are reduced, the meat color is stable, the pork quality is improved, and culture benefits are improved.

The invention relates to a wine-flavored pig feed and formula production and feeding methods thereof. The making method of feed fine fodder comprises the following steps of: activating 1% of fermentation agent, then mixing with 2% of brown sugar, 10% of rice flour, 37% of corn meal, 5% of soybean meal, 5% of sorghum powder, 5% of barley or wheat flour, 15% of wheat bran, 5% of fly maggot powder or blood meal and 15% of bean residue, then adding equal amount of water, uniformly stirring until the water content is optimally 50-60%, then adding to a fermentation tank, sealing and carrying out anaerobic fermentation. The making method of fermented straw coarse fodder comprises the following steps of: kneading corn straw, cutting into 3-7 cm in length, adding 1% of fermentation agent, adding 10% of corn meal, adding 1% of salt, adding water, mixing until the water content reaches optimally 60%. Feeding technique and feed formula are as follows: the feed is fed twice at 8-9 in morning and 4-5 in afternoon, and water is freely drunk in the whole day. By using the wine-flavored pig feed, the slaughtering rate of pig body is improved, water drop loss and body skin thickness of pork are reduced, and total amino acid content and fresh amino acid content in muscle are improved.

The invention discloses a Chinese medicinal chicken feed. The raw materials include corn, wheat bran, fishbone meal, calcium bicarbonate, salt, vegetable oil, compound trace elements, compound vitamin and a Chinese herbal additive. The chicken feed disclosed in the invention can improve the chicken quality, increase the chicken crude protein and crude fat content and reduce the drip loss trend. Also, the feed has no drug resistance or drug residue, and has no toxic or side effect.

The invention discloses a livestock and poultry meat quality improver, which comprises a combination of vitamin E, yeast selenium, tea polyphenol, thioctic acid and carrier by certain percentages; the livestock and poultry meat quality improver adopts the using method that the added content is 0.02 percent-0.10 percent according to the total weight of feedstuff (by weight percentage), the livestock and poultry meat quality improver is directly added to the livestock feed; or the livestock and poultry meat quality improver is mixed with the carrier to produce premix; or is mixed with other feedstuff additive to make premixed material or mixed with feedstuff raw material to make concentrated feed for preparation of animal feedstuff for live stock. The invention highlights advantages that the livestock and poultry meat quality improver is combined with ingredients beneficial to animal health, thus eliminating toxic and side effects and being good for animal and human health; and the meat quality improver can soothe animal stress and has effects of enhanced body oxidation resistance, reduced lipid oxidation, improved meat tenderness, reduces water drop loss and extended shelf time of meat.

The invention discloses a pig feed additive, a preparation method and application thereof. The pig feed additive is prepared by the method comprising the following steps of: mixing fulvic acid potassium and water, stirring uniformly, heating and dissolving, adding ethylene diamine tetraacetic acid (EDTA) and citric acid, and regulating the pH value to obtain solution A; adding puncturevine caltrop fruit, Chinese angelica, Chinese magnoliavine fruit, Rhodiola rosea, lanthanum citrate and cerium citrate into the solution A, and stirring and reacting to obtain a mixture; and drying the mixture, and crushing to obtain the pig feed additive. The pig feed additive can strengthen the immune function of organisms as well as the stress resistance and oxidation resistance of pigs, promote the metabolism, and improve the capacity of utilizing nutrient substances; the additive can reduce the drip loss of pork after slaughter, and ensure that the color and the pH value of the pork are kept stable for a longer time; and the problem that the quality of the pork is reduced is solved.

A forage additive for increasing the rate of lean meat and growth speed and balancing between nutrients is prepared from microencapsulated cysteine, chromium pyridinocarboxylate, soybean flavone, yeast Se, amino acid chelated Fe, copper sulfate, and vitamins.

A livestock-poultry meat modifier containing lycopene consists of the following components in percent by mass: 5-10 lycopene, 10-20 vitamin E, 0.015-0.03 selenium, 0-0.02 chromium, and the balance of carrier. The meat modifier can be prepared by the following steps: dissolving the lycopene solid powder by a small amount of normal hexane, mixing gelatin and sucrose in mass ratio of 3:7-1:9 to form microcapsule wall material, and conducting homogenization, wherein the mass of the lycopene solid powder accounts for 10-20% mass of the mixture of the gelatin and the sucrose; and mixing the lycopene microcapsule with the vitamin E, the selenium and the chromium in mass ratio, and then adding the blance of carrier. The livestock-poultry meat modifier containing lycopene is added in livestock-poultry complete feed, in 0.05-0.1 percent by weight. Tests prove that the meat modifier can reduce occurrence of PSE meat, effectively inhibit muscle fat oxidation, increase muscle water holding capacity, reduce muscle drip loss, stabilize meat color and improve meat tenderness, maintain meat flavor and prolong the shelf life of meat.

The invention provides a eucalyptus leaf extractive natural meat quality improver. Main components of the eucalyptus leaf extractive natural meat quality improver mainly comprise 10-16% of oenothera biennis essence B, 1.5-2.5% of tellimagrandin I, 0.5-1.5% of England ellagic acid, 0.2-0.4% of clorodendron eyrtophyllum tannin D and 0.1-0.35% of 1,2,3,4,6-pentagalloylglucose; the eucalyptus leaf extractive natural meat quality improver is mainly used for improving the meat quality of livestock and poultry such as chicken and pigs and a safe and efficient novel natural eucalyptus polyphenol meat quality improver is formed. The improver has the advantages of low price, simple preparation method and small investment and can be conveniently applied to a feed additive. The improver can be used for greatly relieving animal stress and has the effects of enhancing the oxidation resistance of organisms, reducing the lipid peroxidation, enabling the meat color to be bright, improving the tender degree of the meat, reducing the dripping loss and the like.

The invention relates to compound traditional Chinese medicinal chicken feed which comprises main feed and a traditional Chinese medicine additive, wherein the main feed is composed of corn, bean pulp, wheat, extruded soybeans, soybean oil, hydrolyzed feather meal, shell powder and a preservative. The traditional Chinese medicines are added into the formula of the compound traditional Chinese medicinal chicken feed and are mainly of local herbs for daily use, so that the survival rate of chicken is increased and the quality of chicken meat is improved after the chicken feed is used.

The invention relates to a feed additive capable of improving the flavor of pork as well as a preparation method and application of the feed additive. The feed additive comprises the following components of phytosterin, a plant extract, selenium yeast, probiotics powder, conjugated linoleic acid, saccharicterpenin and a carrier substrate. The preparation method comprises the following steps of weighing the components in parts by weight, firstly screening the plant extract, and performing uniform mixing; then mixing the phytosterin with a part of the carrier substrate; and finally, adding the remaining components, performing sufficient and uniform mixing, performing granulation, and performing screening. Compared with the prior art, the feed additive disclosed by the invention has the advantages that after the feed additive is added to a pig basic ration, the growth of pigs can be promoted, the feed utilization rate can be increased, the eye muscle area and the lean meat percentage canbe increased, the water drop losses can be reduced, and the content of intramuscular fat of the pork can be adjusted and controlled, so that the intramuscular fat is rich and uniform, the compositionstructure and the balanced proportion of fatty acid in the pork are improved, the fat percentage is reduced, the content of flavored precursor substances of the pork is increased, the tenderness and the juicy nature of the pork are improved, and the pork is delicious in flavor, delicate in mouth feel, fresh and juicy, free from drug residues and healthy.

The invention discloses a chicken feed. The chicken feed is prepared from the following raw materials in parts by weight: 50 to 60 parts of corn, 10 to 30 parts of soybean cakes, 10 to 20 parts of fruit peel, 5 to 20 parts of duckweed, 5 to 10 parts of fruits, 2 to 5 parts of fish meal, 1 to 3 parts of bone meal, 0.5 to 1 part of garlic powder, 1 to 2 parts of spiral seaweeds and 0.25 to 0.5 part of edible salt. The invention also discloses a preparation method of the chicken feed. The preparation method comprises the steps of crushing, fermenting, mixing and the like. The invention also discloses a chicken raising method utilizing the chicken feed. The chicken raising method is also characterized in that chicken is naturally raised under a fennel tree, and the chicken can peck at leaves or barks of the fennel tree. The chicken feed is balanced and rich in nutrients, favorable for digestive absorption of the chicken and capable of increasing the growth speed of the chicken. The chicken raising method is scientific and reasonable, so that the raised chicken is relatively healthy and relatively good in meat quality.

The invention relates to an extraction method and forage of flavone, in particular to a method of extracting flavone from sea buckthorn leaves and to the forage containing flavone, solving the complicated method, low yield, organic solvent residue and much addition when sea buckthorn leaves are taken as forage addition in the prior method of extracting flavone from sea buckthorn leaves. The method of the invention comprises 1 to wash, remove the impurity, dry and grind the sea buckthorn leaves; 2 to extract the flavone by CO2 super-critical method; 3 elution and vacuum dry. The forage comprises corn, soybean meal, fish meal, soya-bean oil, table salt, calcium hydrogen phosphate, methionine, choline chloride, multi-dimensional, microelements, stone powder and flavone. The extraction method and forage of flavone has the advantages of having easy operation, completing the extraction at one time without organic solvent residue, with extraction rate up to 98%, total yield up to 5%, easily realizing industrialization, having high content of active ingredient of flavone over 50%, addition of flavone of 0.01% to 1% in the forage, increasing the utilization rate of protein and other advantages.

The invention relates to the technical field of improving agents for improving the meat quality of livestock, poultry, aquatic products, etc. The meat quality improving agent described in the invention has no toxic and side effect and contains vegetable compound extract, one or more than one ingredient from cysteamine, L-carnitine and organic selenium; wherein, the vegetable compound extract contains active material containing alkaloid and saponin. The meat quality improving agent with no toxic and side effect is in accordance with the principles of physiology and animal nutrition, is developed on the basis of the deep researches on the factors which can affect the meat quality of livestock, poultry, aquatic products such as feed energy, crude protein, crude fat, mineral elements, vitamins, and the like, and is a feed additive which finds the optimal combining point of high lean meat percentage, high growth rate and high meat quality and overcomes a plurality of problems of single formulation occurring in the process of improving meat quality.

The invention relates to the field of feeds, and in particular relates to a biological feed composition containing organic trace elements, an application of the composition, a composite premix for the growing and fattening of pigs, and feeds specially for the growing and fattening of the pigs. The biological feed composition comprises organic trace elements and a yeast metabolic product, wherein the organic trace elements comprise copper glycine, ferrous fumarate, zinc lactate, manganese methionine, selenium yeast and chromium nicotinate. Due to the addition of the yeast metabolic product in the biological feed composition, a synergistic effect of all the trace elements can be achieved, and the utilization rate of the trace elements can be increased; by the feeds prepared from the biological feed composition, the lean meat percentage, loin eye area, color grade, muscle marble vein grade, muscle tenderness, intramuscular fat content and flavor grade of pork can be remarkably increased, the backfat thickness, the water loss rate and the drip loss can be remarkably reduced, and the carcass and quality of the pork can be remarkably improved.

The invention discloses a composite Chinese herbal medicine additive for improving the chicken flavor, belonging to the field of chicken feed additives. The composite additive is prepared by compounding a codonopsis pilosula extract, a fennel extract, a clove extract, a cinnamon extract, a dried orange peel extract, a ginger extract and sclareol according to a mass ratio of (10-15):(10-15):(25-25):(5-10):(10-15):(5-10):(15-20). The composite additive is added to daily ration to improve physicochemical properties such as the tenderness, the pH value and the water-holding capacity of chicken meat to varying degrees. Chinese herbal medicines are added, so that the water drip loss of muscles can be remarkably reduced and the juiciness and the tenderness of the muscles and the quality of meat products can be kept.

The invention provides selenium-rich feed capable of improving pork quality. The selenium-rich feed is prepared from the following components in parts by weight: 400-600 parts of corn, 50-250 parts ofsorghum, 50-200 parts of bean meal, 0-200 parts of wheat bran, 0-150 parts of soybean hull, 5-10 parts of calcium hydrogen phosphate, 5-15 parts of stone powder, 0.5-5 parts of lysine hydrochloride,0.5-1.2 parts of choline chloride, 2-5 parts of table salt, 2-5 parts of a selenium-rich supplement and 10 parts of a premix. The selenium-rich feed capable of improving pork quality fully considers the digestion physiologic characteristics of fattening pigs in treatment and selection of raw materials, meets the nutritional needs of the fattening pigs and ensures the feed efficiency and palatability, and the selenium supplement contains organic selenium and other nutrient substances capable of improving meat quality, has good absorption rate, can obviously improve the pork quality and improvesthe selenium content in muscles.

The invention discloses microbial fermentation pig feed. The microbial fermentation pig feed comprises, by weight, 1-5 parts of compound bacteria liquid, 10-15 parts of bean cakes, 2-2.5 parts of bran, 60-70 parts of corn powder, 4-5 parts of cane sugar and 10-20 parts of water, wherein the compound bacteria liquid comprises compound bacteria, a compound bacteria cultivation medium and appropriate amount of nutritive salt, and the weight ration of the compound bacteria to the compound bacteria cultivation medium is 5-10:100. The compound bacteria comprises, by weight, 5-10 parts of bacillus licheniformis, 10-15 parts of bacillus subtillis, 30-35 parts of lactobacillus plantarum, 40-44 parts of streptococcus lactis and 1-5 parts of saccharomyces cerevisiae. The compound bacteria cultivation medium comprises, by weight percentage, 2-2.5% of cane sugar, 0.5-1% of peptone, 0.02-0.05% of urea, 0.1-0.3% of sodium chloride, 0.01-0.03% of magnesium sulfate, 0.5-1.5% of Vitamin B1 and the balance being water. According to the microbial fermentation pig feed, the pig feed is easy to absorb and use after being composited with fermentation of beneficial microorganisms, and therefore the growth speed and the out-of-fence speed of commercial pigs are fast; the muscle water-dropping loss is reduced, and the lean meat percentage, the cooked meat rate and the total content of muscle crude protein and amino acid are improved.

The invention relates to a feed for selenium-containing pigs. The feed comprises corns, wheat bran, vegetable oil, bean meal and a selenium-containing premixed feed, wherein the selenium-containing premixed feed is a high-selenium formula feed prepared from selenium-containing materials, multiple vitamins and Chinese herbal medicines; the Chinese herbal medicines mainly comprise rhizoma coptidis, Shiyao angelica sinensis, Enshi Banqiao radix codonopsis, cortex eucommiae and wild vegetables. The feed is nutrient, healthy and safe; the meat quality can be improved, and the content of selenium of pork is high, so that the content of the selenium of a human body can be increased; besides, the culture benefit can be increased, the daily gain of the pigs can be increased, the material weight ratio is remarkably decreased, and the immunologic functions of the pigs can be enhanced.

The invention provides Lactobacillus salivarius NHE-LsE33. The Lactobacillus salivarius NHE-LsE33 is used for separating intestinal tracts of piglets and is preserved in China General Microbiological Culture Collection Center (CGMCC for short, the address is Institute of Microbiology, Chinese Academy of Sciences, No.3, No.1 Yard, West Beichen Road, Chaoyang District, Beijing, the postal code is 100101), the preservation number is CGMCC NO.22510, and the preservation date is May 12, 2021. The lactobacillus salivarius NHE-LsE33 has remarkable prebiotics, and can be used for effectively inhibiting growth and reproduction of pathogenic bacteria such as intestinal pathogenic escherichia coli, staphylococcus aureus, salmonella typhimurium, salmonella choleraesuis, salmonella, shigella, bacillus perfringens, proteus penneri, aeromonas hydrophila and vibrio parahaemolyticus. The lactobacillus salivarius NHE-LsE33 can be prepared into a micro-ecological preparation to be applied to animal breeding, and the strain of the micro-ecological preparation for feed is widened.

The invention provides a eucalyptus leaf extract natural meat quality improver, and a preparation method and a purpose thereof. According to the invention, eucalyptus leaves are dried in a shade at a place protected from light; the eucalyptus leaves are crushed to 40-60 meshes; the eucalyptus leaf is added into an extraction tank; 40-95% ethanol is added, and the eucalyptus leaf is extracted twice; filtrates are combined, and the combined filtrate is added into a concentration device; the material is concentrated until only water is left; and spray-drying is carried out, such that the meat quality improver is obtained. The meat quality improver provided by the invention has a total phenol content of 25-40%. The meat quality improver comprises 6-12% of evening primrose element B, 1-2% of tellimagrandin I, and 0.1-0.15% of 1, 2, 3, 4, 6 penta-alloyl glucose. The natural meat quality improver provided by the invention is used as a livestock and poultry feed additive, and has the effects such as body antioxidant capacity enhancing, lipid peroxidation reducing, meat color brightening, meat tenderness improving, drip loss reducing, and meat shelf live prolonging.

Herbage feed for producing pork having high linolenic acid and linoleic acid contents is disclosed and belongs to the field of pig feed. The feed is mainly prepared from, by weight, 50-75% of corn, 9-17% of soybean meal, 5-30% of alfalfa meal, 0-7% of soybean oil, 0.2-1.0% of mountain flour, 0-0.4% of calcium monohydrogen phosphate, 0.4% of table salt, 0.2-0.4% of lysine, 0-0.12% of methionine, 0-0.1% of threonine, 0.02% of tryptophan and 1.0% of a premix. The feed is capable of maintaining and promoting normal growth and development of growing and fattening pigs, saving protein feed, increasing economic benefit, reducing drop loss, and increasing contents of essential amino acid and flavor amino acids and contents of linoleic acid, alpha-linolenic acid, beta-linolenic acid and other unsaturated fatty acids in pork. Meat of the growing and fattening pigs raised by using the feed is fine, tender, juicy, good in taste and high in nutrition value and can be popularized as high-grade pork in the market. The feed is characterized in that 20% of the alfalfa meal is added, the lean meat rate is increased by 7.99% and the thickness of backfat is reduced by 6.72%.

A Mg-complementing forage additive containing the controlled slow releasing Mg is an active Mg contained zeolite prepared from Mg salt and natural or artificial zeolite through adsorption, ion exchange reaction, filtering, drying and pulverizing.

A culture method for improving the meat quality of carps relates to fish culture, and the purpose of the invention is to culture carps with special meat quality by changing feeding. The technical scheme of the invention supplies compound feed according to the normal culture method, and is characterized in that: when carps are cultured to be 250g to 500g, compound feed supply is stopped, and macerated horsebeans are supplied; during culture, the amount of supplied feed per day is about 3 percent of the body weight of the carp, the water temperature is 18 DEG C to 30 DEG C, the pH value is 6.5 to 8.5, the dissolved oxygen is greater than 3.0mg / L in water, and needs to be greater than 5.0mg / L in water after more than 16 hours within continuous 24 hours, obvious oil slick or floating foam cannot appear on the water surface, the carps are fed with the macerated horsebeans for 3 months, and continue to be fed with the macerated horsebeans before being fished, the carps are fished when the body weight of the carps is doubled, and at the moment, the fished carps have special meat quality.

The invention relates to wheat type feed for pigs. The wheat type feed comprises the following components in parts by weight: 50-80 parts of calcium hydrophosphate, 80-150 parts of stone powder, 25-35 parts of salt, 20-40 parts of sodium bicarbonate, 8-15 parts of choline, 20-30 parts of compound trace element, 1-2 parts of phytase, 1.5-2.5 parts of compound an enzyme preparation, 4-6 parts of compound vitamin, 15-25 parts of lysine, 1-2 parts of vitamin E, 0.5-1 part of chromium picolinate, 150-200 parts of fish meal, 200-300 parts of soya bean meal, 100-200 parts of hawthorn fruit powder and 80-160 parts of medical stone. The wheat type feed has the beneficial effects that wheat can be used for replacing the corn completely, so that the feed intake of the pig is increased, the size is good, the meat is good and the culture benefit can be obviously improved.

The invention relates to an anti-stress and growth-promoting feed additive and belongs to the field of feed additives. Each 100 parts of the feed additive is composed of the following raw materials inparts by weight: 2-6 parts of gamma-aminobutyric acid, 4-8 parts of taurine, 3-8 parts of almond extract, 5-9 parts of refined compound plant seed powder, 7-12 parts of pleurotus nebrodensis and thebalance of a carrier, and the carrier is composed of wheat bran and medical stone in mass ratio of (1-2):1. The feed additive can effectively relieve stress reaction of farmed animals, reduce the mortality, effectively promote growth and production performance of the farmed animals, improve the body health conditions of the farmed animals, reduce the feed-gain ratio and improve the food conversionratio.

The invention discloses feed with a function of improving meat quality of finishing pigs. The feed is prepared from the following raw materials in parts by weight: 60-70 parts of corn, 5-20 parts of bean pulp, 0-18 parts of bran, 6-13 parts of rice bran, 0-1 part of calcium hydrogen phosphate, 0.5-2 parts of stone powder, 0.1-0.5 part of table salt, 0.01-0.1 part of mineral elements, 0.01-0.05 part of vitamins, 0.1-1 part of calcium, 0.1-1 part of phosphorus and 2-6 parts of a fermented pomace material; the invention also discloses a preparation method of the feed; the feed is prepared by mixing the fermented pomace material with other raw materials; the feed, which is prepared by the preparation method according to a specific ratio, significantly improves the digestive ability and nutrient absorption capacity of the plum flower star finishing pigs, promotes the growth and development of the finishing pigs, and increases the lean meat percentage by 9.01%; the finishing pigs fed with the feed is bright-colored in meat quality and less in drip loss, and has water-holding capacity increased by 5% and tender degree increased by 7.27%; the contents of flavor amino acid and unsaturated fatty acid in the feed are both improved to a certain extent.

The invention relates to the field of pig feed and concretely relates to feed for improving pork quality. The feed comprises, by weight, 10-15 parts of corns, 7-9 parts of zein powder, 8-12 parts of wheat, 6-10 parts of soybean meal, 4-7 parts of Chinese scholar tree leaf powder, 2-5 parts of stone powder, 1-5 parts of betaine, 4-6 parts of sweet distiller's yeast, 5-9 parts of rock sugar, 5-8 parts of composite amino acids, 4-7 parts of composite trace elements, 12-16 parts of traditional Chinese medicines and 7-10 parts of accessory materials. The feed contains cereal main feed, trace elements, synthetic amino acids, vitamins and a traditional Chinese medicine composition, has balanced nutrition, effectively reduces back fat thickness, improves an eye muscle area and a lean meat rate, improves meat oxidation resistance, reduces a drip loss, effectively improves a pork color, a pH value, tenderness, muscle fat content, a water-holding capacity and elasticity and satisfies high quality requirements on the market at present.