126results about How to "Improve growth performance" patented technology

The invention relates to the technical field of agricultural biology, in particular to application of a BnaC04.bZIP16 gene to improvement of salt tolerance of plants. The sequence of the BnaC04.bZIP16 gene provided by the invention is as shown in SEQ ID NO.1, and the coded protein sequence of the BnaC04.bZIP16 gene is as shown in SEQ ID NO.2. The invention discovers that the BnaC04.bZIP16 gene can be highly expressed after wild brassica napus is irrigated with saline water, and meanwhile, the transgenic brassica napus with the over-expressed gene can better grow in a salt stress environment, so that the BnaC04.bZIP16 gene can be used for preparing a salt-tolerant brassica napus. The rape with the BnaC04.bZIP16 gene knocked out is more difficult to grow in a salt stress environment, so that the effect of the BnaC04.bZIP16 gene as a forward regulatory factor in enhancing the salt tolerance of the rape is verified, and a key molecular tool is provided for developing a new variety of brassica napus with high salt tolerance; the gene has wide application potential and commercial value in the field of agricultural planting, especially in improving the salt tolerance of crops and cultivating transgenic crops with high salt tolerance.

The invention discloses an SNP (Single Nucleotide Polymorphism) molecular marker related to the daily gain character of a pig. The SNP molecular marker is a Ggt (Glutathione Ggt) located at the position of 160773437bp of a first chromosome of a pig genome Ensembl Sscrofa11.1 version; a mutation. Through the SNP molecular marker, the SNP molecular marker can be applied to breeding of the daily weight gain character of the Duroc long commercial pigs, so that the daily weight gain character of the Duroc long commercial pigs is improved, the growth performance and the slaughter weight of the Duroc long commercial pigs are improved, and the economic value and the economic benefit of the Duroc long commercial pigs are improved. And the variety of the Duroc long commercial pigs can be improved, the daily gain character of the variety is further improved, improved variety breeding is performed, and the market competitiveness of the Duroc long commercial pigs is improved. In addition, due to the fact that the Duroc long hybrid population is adopted as a research object, the Duroc long hybrid population can also serve as a reference population of a male parent Duroc purebred population, and reference and application values are improved for breeding of male parent Duroc boars in daily gain.

The invention relates to the technical field of feeds, and particularly discloses a cattle fattening feed which is technically characterized by comprising the following components in percentage by weight: 20-60 parts of a fermented mixture, 10-16 parts of modified coconut fiber, 0.5-1.5 parts of an additive and 5-10 parts of an additive, the fermented material mixture is prepared from soybean meal, corn, rice bran, pennisetum purpureum, hops, an aspergillus oryzae culture, saccharomycetes, bacillus subtilis and bacillus amyloliquefaciens; the mass ratio of the soybean meal to the corn to the rice bran to the pennisetum purpureum to the hops is (2-4): (1-3): (3-5): (2-4): (0.4-0.9); the additive is fructus momordicae residues; the additive is a mixture of codonopsis pilosula and rhizoma atractylodis. The feed disclosed by the invention contains the siraitia grosvenorii residues, so that the apparent digestibility, the growth performance, the serum biochemical index and the antioxidant index of the fattening cattle can be improved, and the quality of the fattening cattle can be effectively improved.

The invention relates to the technical field of fertilizers, and discloses a fulvic acid fertilizer based on straw microbial fermentation and a preparation method and application thereof.The preparation method comprises the steps that straw is crushed and subjected to low-temperature plasma pretreatment, and pretreated straw is obtained; then, culturing the mixed microbial preparation to prepare a culture solution; then, the pretreated straw, a nutrient solution, a fermentation auxiliary agent and trichoderma are mixed for fermentation, and therefore a fermentation product is generated. The fermentation auxiliary agent is prepared from seaweed meal, bean flour, humus soil and molasses. And finally, carrying out solid-liquid separation on the fermentation product, and drying the separated solid part to finally obtain the fulvic acid fertilizer. Through combination of low-temperature plasma pretreatment and an innovative fermentation auxiliary agent, the preparation process of the fulvic acid fertilizer is optimized, the fertilizer efficiency of the fertilizer and the crop growth effect are improved, and meanwhile, the environment problem of agricultural waste is solved.

The invention particularly relates to a method for cultivating biological bait in an outdoor pond. According to the method, after an outdoor pond is disinfected and cleaned, a biological fertilizer source and various beneficial bacteria combination are used in a combined mode, cryptococcus ovale, composite diatom and chlorella are inoculated, a stable pond bacterium-algae system is constructed, and various cultivated microalgae are used for strengthening zooplanktons of rotifers, cladocerans and copepods in the bait pond. The breeding period of the biological bait is shortened, the survival rate of the biological bait is increased, the yield of the biological bait is increased, meanwhile, the nutritional value of the biological bait is enhanced, and opening breeding of the fry is facilitated. The breeding method is low in cost and suitable for various weathers, and sufficient bait guarantee is provided for large-scale breeding of fish fries.

The invention discloses an application of enzymatic casein in promotion of porcine endocrine cell proliferation, belongs to the technical field of animal nutrition and feed, and provides an application of enzymatic casein in promotion of porcine endocrine cell proliferation, which does not aim at diagnosis and treatment of diseases. The invention provides a method for promoting pig endocrine cell proliferation by using casein enzymolysis. The method comprises the following steps: adaptively feeding pigs with daily ration with the crude protein content of 13% for 7 days; mixing the daily ration with the crude protein content of 13% with the enzymolysis casein according to the mass ratio of 95.5: 4.5 to obtain the daily ration containing the enzymolysis casein, and feeding twice a day for 28 days. According to the invention, a certain proportion of casein hydrolysate is added into the feed to regulate and control microbe composition of small intestinal mucosa of growing pigs, so that proliferation of small intestinal endocrine cells is further regulated, the secretion level of gastrointestinal hormone is increased, the gastrointestinal transport function of animals is finally enhanced, the absorption of nutrient substances is accelerated, and the growth performance of the pigs is improved.

The invention discloses a fermented feed for improving intestinal health and a preparation method thereof, and relates to the technical field of feed processing; the fermented feed for improving intestinal health consists of ZIF‑8@Clove Basil Oil Nanoparticles, Laver Polysaccharide Active Traditional Chinese Medicine Composite Gel, corn flour, soybean meal powder, grass powder, Bacillus subtilis, yeast and papain; the Laver Polysaccharide Active Traditional Chinese Medicine Composite Gel consists of Laver Polysaccharide, chitosan, compound traditional Chinese medicine superfine powder and citric acid; the ZIF‑8@Clove Basil Oil Nanoparticles are combined with the Laver Polysaccharide Active Traditional Chinese Medicine Composite Gel, and then coated with the fermented feed, so as to effectively isolate the feed from the external environment, maintain the activity of microorganisms in the fermented feed, increase the stability of the feed, and can also absorb harmful substances in the feed, reduce the adverse effects on the digestive tract, significantly improve intestinal health, thereby promoting digestion and absorption, and helping to improve the growth performance of animals.

The invention discloses preparation and application of a porcine interleukin 17, 22 and 29 co-expression biological agent. The invention provides a fusion protein. The fusion protein comprises a porcine interleukin 17, a porcine interleukin 22 and a porcine interleukin 29. The recombinant yeast Po1h-IL17 / 22 / 29 capable of expressing porcine IL-17, IL-22 and IL-29 fusion molecules is constructed, and cells and mice are treated by the recombinant yeast Po1h-IL17 / 22 / 29, so that the cells and the mice obtain higher immune resistance to virus and bacterial infection. Subsequently, the piglets are orally inoculated with Po1h-IL17 / 22 / 29, and it is proved that the Po1h-IL17 / 22 / 29 obviously improves the growth performance and the whole body immunity of the piglets.

The invention discloses a production method of hybrid rice seeds, and belongs to the field of agricultural breeding. According to the method, high-purity hybrid seeds are produced through the technical means of excellent female parent reproductive line cultivation, reproductive line reproduction, preliminary fluorescent sorting, further fine seed screening, artificial seed shell adding, hybrid seed production and the like. According to the method, the technical problem that the sorting effect and the seed purity of colorless seeds and colored fluorescent seeds are influenced due to the fact that the precision of a color sorting technology cannot reach 100% due to difference or abnormal development of maturity of reproductive line seeds of a common nuclear male sterile line can be solved, and sterile line seeds meeting the market standard are obtained.

The invention discloses application of a gene MtPrx38 in regulation and control of growth, development and quality of forage grass. The method comprises the following steps: carrying out genome PCR (Polymerase Chain Reaction) identification to obtain homozygotes MtPrx38-1 and MtPrx38-2 of the medicago truncatula MtPrx38 gene mutant; the expression quantity of the MtPrx38 gene detected by RT-PCR (Reverse Transcription-Polymerase Chain Reaction) is obviously reduced, and compared with wild medicago truncatula, the peroxidase activity of the mutant homozygotes MtPrx38-1 and MtPrx38-2 is obviously reduced. Compared with wild medicago truncatula, the MtPrx38 gene mutant has the advantages that the root length, the lateral root number, the plant height, the branch number, the leaf area and the secondary branch number are obviously increased; the flowering time is advanced; the lignin content and the cellulose content are obviously reduced, which indicates that the gene MtPrx38 has the functions of regulating and controlling the growth, development and quality of forage grass. The method has application prospects in the aspects of promoting growth and development of forage grass, improving forage grass quality and the like.

This invention relates to the field of plant genetic engineering technology, and more particularly to... SsNHX1 and SsSOS2 Dual-gene plant expression vector and its application in improving salt tolerance in alfalfa. The plant expression vector uses pCAMBIA1300 as its backbone and inserts genes derived from Suaeda salsa. SsNHX1 Genes and SsSOS2 It is constructed from genes. SsNHX1 Genes and SsSOS2 The CDS coding sequence of the gene is shown in SEQ ID NO:1 and SEQ ID NO:2 of the sequence listing. Using Agrobacterium tumefaciens EHA105-mediated transformation, the vector was introduced into the leaves of sterile alfalfa seedlings. Positive transgenic plants were obtained through co-culture, callus induction differentiation, and PCR identification. The advantage lies in the synergistic effect of the two genes, which effectively enhances the salt tolerance of alfalfa, enabling it to grow normally under 200–300 mM NaCl stress, providing a new solution for forage cultivation in saline soils.

The invention belongs to the technical field of microbial fermentation, and particularly relates to a method for reducing fiber-binding protein content by microbial fermentation of sesame meal, in order to effectively utilize nutritional ingredients of the sesame meal, firstly, aspergillus oryzae yeast and kluyveromyces marxianus are utilized for aerobic fermentation, then enzymolysis is performed, and finally, the content of the fiber-binding protein is reduced. Finally, lactobacillus plantarum and clostridium butyricum are inoculated for anaerobic fermentation, the obtained sesame seed meal fermentation product contains various high-content nutritional ingredients including lactic acid, small peptide and crude protein, the content of fiber binding protein in neutral detergent fibers is reduced, the sesame seed meal fermentation product is used for animal feed, the feed-weight ratio can be effectively reduced, and the feed utilization rate is increased. The diarrhea rate of the piglets is reduced, and the growth performance of the piglets is improved.

The invention discloses an intelligent Juncao transplanting method and system based on the Internet of Things technology, and relates to the technical field of intelligent agriculture, the intelligent Juncao transplanting method and system collects key environment data such as soil microbial environment, wind speed and pressure, mechanical stress, soil moisture and illumination conditions in real time, and establishes a transplanting environment prediction model by using the convolutional neural network technology. Therefore, the Juncao transplanting adaptive capacity of each sub-region can be screened, the transplanting success rate can be improved, and resource allocation can be optimized. In the pennisetum sinese transplanting growth process, root exudate compatibility data and pest attraction effect data are continuously collected, a dynamic growth data set is established, and a growth risk coefficient is monitored in real time. In the process, the bad trend in growth can be found in time, and it is ensured that countermeasures are taken at the beginning of the problem. And according to a real-time risk assessment result, an environment optimization strategy is adjusted, healthy growth of the Juncao in the whole growth period is ensured, and unnecessary resource waste is reduced.

The invention provides a method for planting multiple varieties of forage grass under a walnut forest, and belongs to the technical field of agricultural planting. The method comprises the following steps: (1) soaking forage grass seeds in warm water and a selenium solution in sequence, and drying to obtain pretreated forage grass seeds; (2) mixing the pretreated pasture seeds obtained in the step (1) with a coating agent to obtain coated pasture seeds; and (3) mixing the pasture seeds subjected to coating treatment obtained in the step (2) with crushed walnut leaves, and then sowing the mixture under a walnut forest. According to the method, the grass seeds are pretreated and coated in the warm water and the selenium solution, so that the germination performance and the growth performance of the grass seeds can be remarkably improved. In addition, before the grass seeds are sown, the grass seeds are mixed with the crushed walnut leaves, the crushed walnut leaves can provide appropriate environmental conditions and nutrient substances for germination of the grass seeds, and the yield of the grass can be further increased.

The invention relates to the technical field of fertilizers, discloses a multifunctional soil conditioner for improving saline-alkali soil as well as a preparation method and application of the multifunctional soil conditioner, and aims at solving the problem that a traditional soil conditioner is single in function. The invention provides a comprehensive soil improvement scheme capable of simultaneously improving soil fertility, structure and microbial environment and supplementing trace elements. The multifunctional soil conditioner for improving the saline-alkali soil has remarkable effects in the aspects of improving soil quality, promoting plant growth and increasing crop yield.

The invention discloses a shrimp and crab feeding monitoring method and system based on a passive acoustic technology, and belongs to the technical field of aquaculture. According to the method, breeding acoustic signals are collected, shrimp and crab feeding acoustic signals are extracted through preprocessing, and then a feeding time-frequency distribution diagram is obtained through time-frequency analysis. A standard time-frequency distribution map library containing different feeding grades is constructed, an image hash technology is used for processing actual feeding signals and signals in the standard map library, fingerprints are obtained and matched, and therefore the feeding intensity of shrimps and crabs is accurately determined. According to the invention, the feeding activity of prawns and crabs can be accurately and effectively monitored, and the feeding strategy can be automatically adjusted according to the feeding intensity.

The invention provides a saline-alkali soil wheat planting method, and relates to the technical field of wheat planting. The method comprises the following steps: firstly, adopting pretreated desulfurized gypsum and potassium fulvate as a soil conditioner to improve the saline-alkali soil structure, then adopting a row-shrinking ridging planting mode, applying a base fertilizer in a drip irrigation manner, and cooperating with a compound microbial agent containing bacillus subtilis, chlorella and the like to enhance the soil activity, and through precise water and fertilizer integrated management in the wheat growth period, the soil quality is improved. And fertilizers such as urea and potassium phosphate and microbial agents are dripped in different growth periods, so that sufficient and balanced nutrition supply is ensured. The saline-alkali soil wheat planting method can remarkably improve the soil fertility of the saline-alkali soil, promote wheat root development and stress resistance, improve the wheat yield, optimize the water and fertilizer utilization efficiency and save resources, is suitable for practical application in drought saline-alkali soil and has wide popularization value.

The invention discloses application of caffeic acid phenethyl ester to improvement of negative effects of high-carbohydrate feed on fish growth and metabolism, and belongs to the technical field of aquaculture. The caffeic acid phenethyl ester is added into a high-carbohydrate feed formula, so that the metabolic capability of adipose tissues, livers and muscles of the grass carp and the weever on glucose can be remarkably enhanced, ectopic deposition of lipid in the livers and the muscles is relieved, fatty liver diseases are improved, muscle protein deposition is promoted, and the immunity of the grass carp and the weever is improved. The inhibiting effect of the high-carbohydrate feed on the growth performance of the grass carp and the weever is reversed. The invention further provides formulas of the high-carbohydrate feed containing the caffeic acid phenethyl ester for the grass carp and the weever respectively, and data support is provided for research on improvement of the utilization capacity of the grass carp and the weever on the high-carbohydrate feed.

The application belongs to the technical field of biology and particularly relates to a molecular marker for predicting daily weight gain of pigs, a primer pair, a kit and application thereof. The nucleotide sequence of the molecular marker is shown as SEQ ID NO. 3, and the 474th site at the 5' end of the molecular marker is a polymorphic site, the base of which is C or G, and the daily weight gain of the pig with the genotype CC of the site is higher than that of the pig with the genotype GG. The molecular marker provided in the application is a molecular marker related to the growth performance of pigs, and is used for predicting the daily weight gain, feed conversion rate and other growth traits of pigs, and provides an accurate genetic basis for early selection of pigs.

The invention relates to the technical field of soil improvement, in particular to a functional seaweed extract as well as a preparation method and application thereof. The preparation method comprises the following steps: (1) soaking seaweed with water, taking out, drying, mincing, adding an ethanol solution, stirring and extracting to obtain an extracted mixture; (2) centrifugally filtering the extracted mixture to obtain a seaweed solid substance and an extracting solution, and carrying out reduced pressure distillation on the extracting solution to obtain extracted seaweed; (3) grinding and crushing the extracted seaweed, and adding mixed enzyme for enzymolysis to obtain an enzymolysis product; (4) mixing the seaweed solid substance and the enzymolysis product, filtering, and centrifuging to obtain an extracting solution; and (5) adding a flocculating agent into the extracting solution for flocculation, carrying out solid-liquid separation, and carrying out vacuum concentration. Active components in seaweed can be fully extracted, the effectiveness of plant growth promoting components in the seaweed extract is improved, the physical and chemical indexes of sandy soil are improved, meanwhile, the water retention capacity of soil is improved, yield increase is promoted, and the improvement effect of the sandy soil is improved.

This disclosure relates to a compound composition comprising stearic acid and moclobemide, which can effectively improve the drought resistance of crops and promote crop growth and development under drought stress. This disclosure also provides uses of the composition and methods for improving crop growth and development under drought stress.

The invention relates to the technical field of plant genetic engineering and agricultural planting, in particular to application and method of an SlGRXC9 gene in improvement of tomato cadmium stress tolerance, the number of the SlGRXC9 gene is Solyc07g053550, the core coding region sequence of the SlGRXC9 gene is SEQ ID NO.1, and the coded protein sequence is SEQ ID NO.2; through construction of SlGRXC9 overexpression transgenic tomatoes, heterologous expression of protein encoded by the gene in plant cells or use of the gene as a molecular breeding target, the system activity of antioxidant enzymes such as SOD, POD, CAT and GR in tomatoes can be enhanced, cadmium stress induced H2O2 and O2-accumulation and membrane lipid peroxidation damage are reduced, and absorption and accumulation of the tomatoes to cadmium ions are not affected; according to the method, the growth ability and physiological stability of the tomatoes under cadmium stress are remarkably improved, the risk of nutrient imbalance is avoided, the hereditary stability is high, and the method can be widely applied to safe production of the tomatoes in cadmium-contaminated soil and creation of stress-tolerant germplasm.

This invention discloses the application of a porcine-derived Bacillus in antioxidant activity, wherein the porcine-derived Bacillus is used to prepare antioxidant products. The porcine-derived Bacillus is Bacillus subtilis YB-X-721, classified as Bacillus subtilis, and was deposited at the China General Microbiological Culture Collection Center on November 10, 2023, with accession number CGMCC No. 28942. The fermentation supernatant, bacterial suspension, and cell-free extract of the porcine-derived Bacillus subtilis YB-X-721 of this invention all possess certain DPPH free radical, superoxide anion free radical, and hydroxyl free radical scavenging abilities, as well as a certain reducing ability, and can be used to prepare antioxidant products. Furthermore, when the porcine-derived Bacillus subtilis YB-X-721 of this invention is added to piglet feed as an animal feed additive, it can improve the growth performance of weaned piglets, significantly increasing average daily weight gain, and significantly reducing average daily feed intake, feed conversion ratio, and diarrhea rate.

The application discloses a kind of fermented feed fermented by three strains of probiotics of Bacillus YA ( Bacillus sp ), yeast Y ( Saccharomyces cerevisiae ) and capsular red bacteria R3 ( Rhodobacter capsulatus ), and preparation method and application in aquaculture thereof, and viable count is not less than 1×10 7 CFU / g.The fermented feed is replaced ordinary feed according to certain proportion, and feeding result shows that aquaculture water quality is significantly improved after adding fermented feed, and fish growth performance, digestive enzyme activity, immunity, and muscle quality are also obviously improved.Using the feed in suitable range can shorten growth cycle, reduce cost, improve aquaculture environment, reduce antibiotic use, and improve muscle quality of farmed animals, with good economic and ecological benefits, simple fermentation process, low cost, and suitable for industrial large-scale production.

The application discloses a process for improving the quality of palm kernel meal feed by enzyme and bacteria synergistic fermentation, and belongs to the field of feed biotechnology.The process is characterized by the following steps: crushing and screening palm kernel meal, mixing the palm kernel meal with 20% bran and 4% ammonium sulfate as dry matter to obtain a basic substrate;compounding bacillus subtilis, aspergillus niger and saccharomyces cerevisiae at a ratio of 1:1:1 of viable bacterial number, adding 0.67% mannanase and 0.3% xylanase to prepare a bacteria-enzyme mixed solution, inoculating the bacteria-enzyme mixed solution at a 10% inoculation amount, adjusting the moisture content to 50% and the pH to 6.4, and then sealing and storing the bacteria-enzyme mixed solution for use after 4 days of fermentation at 33.5 DEG C; and the bacteria-enzyme mixed solution can be stored for a long time.The process can efficiently degrade crude fiber and anti-nutritional factors, improve the protein content and the digestibility, is stable and easy to mass-produce, can replace part of corn and soybean meal in the daily ration of ruminants, and realizes high-value utilization of palm kernel meal.

The application discloses application of Lactobacillus plantarum fermented whole-plant corn in improving growth performance, slaughtering performance and meat quality of black sheep, and belongs to the field of livestock feeding. The technical problem solved by the application is how to improve the growth performance, slaughtering performance and meat quality of livestock. It is found that after livestock is fed with Lactobacillus plantarum fermented corn prepared by using Lactobacillus plantarum 6H2, the average daily weight gain and daily feed intake are significantly improved, the feed conversion ratio is significantly reduced, the carcass weight is significantly improved, the meat shear force is significantly reduced, the number of white blood cells, the number of lymphocytes and the percentage of lymphocytes are significantly improved, the percentage of neutrophils is significantly reduced, and the content of total protein and albumin in serum is significantly improved. In summary, Lactobacillus plantarum 6H2 and the fermented corn obtained by using the same can improve the growth performance, slaughtering performance and muscle tenderness of livestock, improve the blood physiological and biochemical indexes, and improve the breeding benefit.

The application discloses a kind of fulvic acid hydrogen peptide biological stimulant hormone fertilizer and preparation method thereof, belong to fertilizer technical field.Fertilizer is by 15~30 parts of fulvic acid, 5~12 parts of peony seed meal small molecule peptide, 20~35 parts of potassium dihydrogen phosphate and other components compound, water is made up to 100 parts, and auxiliary agent is emulsifier and chelating agent compound.Preparation first by dissolving fulvic acid, potassium phosphate in water and obtaining mixed solution, then adding small molecule peptide and auxiliary agent and stirring until the system is stable;Small molecule peptide is prepared by peony seed meal defatted powder crushing and enzymolysis, solves the problem of traditional fertilizer nutrient antagonism, unstable system, and the utilization of peony seed meal also improves resource utilization.Tomato, cucumber seedling test shows that it can significantly improve the growth index of crop root system and aboveground part, and the root-promoting and seedling-strengthening effect is better than that of similar fertilizer on the market, and the preparation process is simple, easy to industrialization, and has good agricultural application prospect.

The invention discloses a stipa brevis seed germination promoter and application, and belongs to the technical field of seed germination promoter preparation. The stipa brevis seed germination promoter is composed of the following components in parts by weight: 42-55 parts of cow dung, 28-42 parts of wheat bran, 30-45 parts of rice milk, 5-9 parts of PBS buffer, 2-3 parts of composite hydrogel, 6-10 parts of immobilized enzyme, wherein the composite hydrogel is prepared from sodium chloride, cellulose nanofiber, sodium periodate, γ-polyglutamic acid and ethylene glycol diglycidol, and the immobilized enzyme is prepared from tribenzaldehyde, acetic acid buffer, p-phenylenediamine and composite enzyme. The promoter prepared by the method can effectively improve the germination rate and plant height of stipa brevis.

This invention provides a drug for antagonizing bacterial endotoxins, its preparation method, and its application, belonging to the biomedical field. The composition consists of 25-55 parts of dried powdered traditional Chinese medicine extract, 25-70 parts of mixed essential oil powder, and 40-90 parts of lentinan powder. The traditional Chinese medicine extract is prepared by decoction of Scutellaria baicalensis, Lonicera japonica, Forsythia suspensa, and Isatis indigotica under reduced pressure at low temperature and spray drying. The mixed essential oil powder is prepared by encapsulating peppermint oil and eucalyptus oil with gelatin and hydroxypropyl cellulose and then spray drying under high pressure. This invention, through specific formulation and processing, significantly enhances the synergistic antagonistic effect of each component against endotoxins. Experiments show that this composition exhibits antagonistic activity far superior to ibuprofen in vitro; in vivo, it significantly reduces the endotoxin content in the plasma of 817 broiler chickens, rapidly alleviates LPS-induced fever and diarrhea, and improves decreased growth performance. Therefore, this invention is of great significance for reducing antibiotic dependence and improving the efficiency of livestock and poultry farming.