40results about How to "Growth-promoting" patented technology

The invention discloses a lactobacillus fermentum and an application thereof. The lactobacillus fermentum HAFI5007 is preserved in the China General Microbiological Culture Collection Center on March 11, 2011 and the registration number of the lactobacillus fermentum HAFI5007 is CGMCC No.4648. The lactobacillus fermentum is mainly utilized as an additive of animal feeds, can improve a nutrient digestibility, a microbial composition in a gastrointestinal tract, functions of intestinal mucous protein expression and intestinal mucosa immunization and an antioxidant defense system of a pig, and reduce oxidative damages produced by an oxidative stress. Therefore, the lactobacillus fermentum can improve a production performance of pigs.

The invention relates to a microbial soil restorative prepared by fermenting corn stalks, wheat straw, wheat bran, corn meal, rapeseed meal, lime, potassium dihydrogen phosphate, sodium chloride, water and liquid strains in a fermentation bin. The preparation method of the microbial soil restorative comprises the following steps: firstly, crushing the corn stalks and the wheat straw into particleswith diameters smaller than 5 mm; proportionally adding and mixing the wheat bran, the corn meal, the rapeseed meal, the potassium dihydrogen phosphate, the sodium chloride and the lime; then, adding25 percent of water; sending the mixture to an air steamer; adding high-pressure steam to the air steamer so as to increase the air pressure to 1-2 MPa and the temperature to 140-200 DEG C; pressuring for 4-6 minutes; releasing the mixture in the air steamer so that the temperature of the mixture falls to 30-37 DEG C; inoculating 5 percent of strains; fermenting in the fermentation bin at the temperature of 32-37 DEG C for 72 hours; discharging from the bin; and bagging to obtain a finished product. The produced microbial soil restorative contains a great amount of active substances, such asmicroorganisms, and the like, is capable of replacing fertilizer, has the growth-stimulating and disease-resistant functions, increases the yield by more than 20 percent and has low cost and easy industrialized production.

The biotechnological process of producing polypeptide and protein feed is superior to traditional fish meal producing process, which has high protein loss rate, high power consumption, high cost, serious pollution and other demerits. The present invention produces polypeptide paste, polypeptide powder, protein paste or protein powder with fresh low value fishes and shrimp and aquatic animal leftover and through the process including the steps of eliminating impurity, steam to eliminate fat, oil-water separation, crushing, sterilizing, enzymolysis, inactivating enzyme, concentration, drying and others. The present invention has the advantages of high protein content in the products, high bioavailability, no environmental pollution, low power consumption, etc. The products have the effects of promoting animal growth, regulating immunity, preventing and treating diseases, etc. and are used mainly in raising animal and as nitrogen source for biological culture.

The invention relates to a Trichoderma harzianum fermentation process, wettable powder and application thereof and aims at solving the problems of high cost and poor plant disease and pest prevention and control effect when a Trichoderma harzianum strain is made into stable wettable powder.The Trichoderma harzianum fermentation process includes following steps: 1, selecting and treating raw materials; 2, preparing a Trichoderma harzianum solid-state fermentation culture medium; 3, fermenting Trichoderma harzianum.A preparation process of the wettable powder includes: mixing conidia powder obtained by Trichoderma harzianum fermentation, a wetting agent, a dispersant, a synergist X and a carrier well to obtain the wettable powder.The wettable powder has effect of promoting germination of tomato seeds and has remarkable effect on treating and controlling tomato powdery mildew, gray mold and leaf mold.The Trichoderma harzianum fermentation process and the wettable powder are used for promoting germination of the tomato seeds and preventing and controlling tomato diseases and pests.

The invention belongs to the technical field of Chinese herb, feed and microorganism fermentation, and particularly relates to a preparation method for a suckling piglet Chinese herb health premix. The preparation method comprises: mixing corn powder, kelp powder, lobed kudzuvine root powder, milkvetch root powder, hawthorn powder, gelsemium elegans benth powder, a tomato slurry and water, blending into a thick slurry, carrying out heating soaking, sterilization and cooling, inoculating a probiotic seed solution, fermenting to prepare a probiotic fermentation Chinese herb, drying and crushing the probiotic fermentation Chinese herb to prepare probiotic fermentation Chinese herb powder, and uniformly mixing and stirring the probiotic fermentation Chinese herb powder, mineral elements, vitamins, amino acids and an antioxidant to prepare the probiotic fermentation Chinese herb health premix. The prepared suckling piglet Chinese herb health premix is rich in organic iodine, gelsemine, astragalus polysaccharides, puerarin, licopersicin, maslinic acid, probiotics and other active substances, and has health functions of anti-diarrhea, growth promoting, immune function enhancing and the like. In addition, the preparation process is simple, and the raw material utilization rate is high.

The invention relates to environment-friendly compound feeds capable of improving the fertility of sciaenops ocellatus parent fish. The compound feeds are characterized in that the compound feeds consist of a basic feed component and a Chinese herbal medicinal additive, wherein the weight part ratio of the basic feed component to the Chinese herbal medicinal additive is (99.5-99.9):(0.1-0.5); the basic feed component consists of the following raw materials in parts by weight: 20 to 40 parts of fish meal, 10 to 30 parts of soybean meal, 5 to 15 parts of peanut meal, 4 to 10 parts of chicken meal, 10 to 30 parts of strong flour, 5 to 15 parts of beer yeast, 3 to 10 parts of squid paste, 1 to 5 parts of phospholipid oil, 1 to 5 parts of fish oil, 0.2 to 0.5 part of decavitamin, 0.5 to 1.5 parts of complex mineral, 0.3 to 1.0 part of a feed attractant, 0.1 to 0.3 part of L-ascorbate-2-phosphate, 1 to 3 parts of calcium dihydrogenphosphate, 0.01 to 0.05 part of a mildew-proof agent, 0.2 to 0.8 part of Te Mianwang, 0.1 to 0.3 part of salt, 0.05 to 0.15 part of choline chloride and 0.01 to 0.03 part of vitamin E. The feeds are nutritional and environment-friendly, the sexual maturity time of the sciaenops ocellatus parent fish can be shortened, the gonad development of the sciaenops ocellatus parent fish can be promoted, and the fertility of the sciaenops ocellatus parent fish can be improved.

The present invention provides a preparation method of silkworm chrysalis-cordyceps militaris fermentation product feed additive. The preparation method comprises the following steps: S1, cordyceps militaris strains are inoculated into a plate solid medium, the incubated cordyceps militaris strains are cultivated at a constant temperature to obtain the activated cordyceps militaris strains, and after the cordyceps militaris strains are obtained by the cultivation, the cordyceps militaris strains are inoculated into a liquid seed medium, and liquid mother strains are obtained by a shaker cultivation; then the liquid mother strains are inoculated onto a solid fermentation medium, the inoculated mother strains are placed into an artificial incubator to conduct cultivation to obtain a cordyceps militaris fermention product, and the cordyceps militaris fermention product is dried to obtain a material a; S2, corn flour, soybean meal, rhizoma atractylodis macrocephalae, poria cocos and tea polyphenols are added into the material a to be mixed evenly, then water and aspergillus niger are added, and the mixture is fermented to obtain a material b; and S3, bone meal, vitamin C, vitamin E, methionine, lysine and probiotics are added to obtain the silkworm chrysalis-cordyceps militaris fermentation product feed additive. The silkworm chrysalis-cordyceps militaris fermentation product feed additive has functions of promoting growth, preventing oxidation, improving immune, etc., is free of toxic or side effects, and is high in nutritional value.

The invention discloses a multivitamin C, E immune polysaccharide microemulsion preparation. The microemulsion preparation comprises active ingredients, an emulsifier, and a co-emulsifier; the active ingredients comprise the following components in parts by weight: 53-105 parts of vitamins, 50.5-101.5 parts of amino acid, 35-100 parts of polysaccharide, and 848.2-667.7 parts of a traditional Chinese medicine extracting solution, wherein the vitamins comprise 50-100 parts of vitamin C and 3-5 parts of vitamin E. The invention aims at providing the multivitamin C, E immune polysaccharide microemulsion preparation capable of supplementing nutrition, complementing disadvantages of conventional normal vitamins, and having effects of powerfully resisting stress, clearing heat, calming, improving immunity, improving disease resistance, promoting growth, and increasing feed conversion rate; the preparation is free from drug resistance, and drug residue; and the preparation method of the multivitamin C, E immune polysaccharide microemulsion preparation and an application of the preparation in livestock breeding are disclosed.

The invention relates to a micron bubble generating device for cultivation. The micron bubble generating device comprises a base, a water pump and a pressure tank are arranged on the base, the water pump is connected with the right end of the pressure tank through a first pipeline, the first pipeline is provided with a pressure gauge, the water pump is connected with a water inlet through a second pipeline, the second pipeline is provided with an air hole, the left end of the pressure tank is connected with a micron nozzle through a third pipeline; and the diameter of the second pipeline is larger than the diameter of the first pipeline, and the diameter of the first pipeline is larger than the diameter of the third pipeline. The micron bubble generating device for cultivation has the beneficial effects of simple structure and safety and reliability in use, fine bubbles of micron size prepared by the device is mixed with water to obtain micron bubble water, the micron bubble water can be applied in the fields such as organic fertilizer cultivation, aquaculture, floral parks and also can be applied in the field of animal husbandry, and the effects of sterilization, growth promotion and yield increase can be realized.

The invention discloses a traditional Chinese medicine composition for adjusting intestinal flora disturbance and a preparation method and application thereof. The traditional Chinese medicine composition for adjusting intestinal flora disturbance is prepared from, by weight, 1-2 parts of dandelion and 1-2 parts of herba portulacae. The traditional Chinese medicine can increase the number of probiotics and reduce the number of harmful bacteria, is excellent in effect, can be used for adjusting intestinal flora disturbance caused by various reasons, and is good in clinic application prospect.

The invention discloses a pesticide composition containing brassinolide compounds and oxazole and triazole fungicides. The pesticide composition comprises an active component and a synergistic growthpromoting agent. The active component comprises the pyrisoxazole and triazole fungicides (propiconazole, difenoconazole or tebuconazole), and the synergistic growth promoting agent is compounded fromthe brassinolide compounds and lignin-type essential oil (eucalyptol, sandalwood essential oil, agarwood essential oil, camphor essential oil, etc.). The compound pesticide composition has an obvioussynergistic effect, the control effect is improved, the scope of a bactericidal spectrum is widened, and the generation of drug resistance is delayed; the synergistic growth promoting agent compoundedfrom the brassinolide compounds and the lignin-type essential oil is used together with the compound active component, so that hazards, such as hampered growth, falling of flowers and fruits and plant death, caused by improper use of pesticides are relieved to the greatest extent, the crop quality is improved, the crop growth is promoted, and the yield-increasing effect is remarkably different from that of individual agents.

The invention provides an antibiotic replacement additive for animal feed and a preparation method of the antibiotic replacement additive, and solves the technical problem that no animal feed antibodyreplacement additive with obvious antibody replacement effect and low cost exists in the prior art. The antibiotic replacement additive is prepared from the following main materials in parts by weight: plant essential oil, an acidifying agent and beta-glucan. According to the invention, the plant essential oil, the acidifying agent and the beta-glucan are combined to prepare the animal feed antibiotic replacement additive, so that the antibiotic replacement additive has the advantages that a mutual synergistic action mode is achieved in the aspect of theoretical action mechanism, and a mutualsynergistic action effect is exhibited in application, so that use of antibiotic drugs can be reduced or replaced, and the antibiotic replacement additive has a good feeding effect and economic effect.

The invention discloses selenium-enriched microbial fertilizer and a preparation method thereof. The method includes the steps of adjusting the COD concentration of red date processing wastewater to 30-60 g / L, adding ammonium sulfate, dipotassium phosphate and sodium arsenite, adjusting the pH value to 7.2-8.0 after heating, and then obtaining a plant growth-promoting bacteria liquid culture medium; inoculating bacillus amyloliquefaciens into the liquid culture medium, and obtaining bacillus amyloliquefaciens liquid seeds after cultivation; inoculating the bacillus amyloliquefaciens liquid seeds into a new liquid culture medium, introducing sterile air for cultivation, and then obtaining a bacillus amyloliquefaciens liquid; adopting excrement of livestock and poultry, mushroom shreds and smashed straw as raw materials of a solid culture medium, adding the bacillus amyloliquefaciens liquid into the raw materials of the solid culture medium, conducting standing and stacking, introducingair for cultivation, and then obtaining a solid fermented product; drying the solid fermented product to obtain the selenium-enriched microbial fertilizer. The production cost is reduced from two aspects including the production raw materials and the production process, and meanwhile, the selenium-enriched microbial fertilizer has the reinforced functions of promoting growth of plants and preventing and treating plant diseases.

The invention discloses an antibiotic replacement type deodorizing feed microecological preparation as well as a preparation method and application thereof. The microecological preparation comprises following components in parts by weight: 200-300 parts of coated lactobacillus plantarum, 200-300 parts of coated enterococcus faecium, 20-50 parts of bacillus subtilis and 300-500 parts of fructo-oligosaccharide. The microecological preparation provided by the invention uses the coated lactobacillus plantarum and the coated enterococcus faecium, solves the problems of poor stress resistance of lactic acid bacteria, that is, short shelf life under a normal-temperature storage condition and easy inactivation in a feed granulation process. Besides, the microecological preparation disclosed by theinvention can reduce the content of odorous substances in animal waste, reduces the pollution of livestock and poultry breeding to the environment in the antibiotic-free breeding process, has the functions of promoting growth and deodorizing, and has important economic and social significance.

The invention discloses a fish growth adjustment lamp. A mixing spectrum of the lamp includes a spectrum wavelength of 545+ / -20nm and an optical energy peak value of 50%+ / -20%, a spectrum wavelength of 590+ / -20nm and an optical energy peak value of 30%+ / -15%, and a spectrum wavelength of 660+ / -20nm and an optical energy peak value of 90%+ / -10%. The luminous flux is 70+ / -20Lux. A fluorescent lamp or a high-frequency / low-frequency electrodeless lamp or a light-emitting diode (LED) lamp is adopted as the lamp. The lamp can adjust incubation, growth and birth of fish, and is low in cost.

The invention discloses a novel feed additive and a preparation method thereof. The novel feed additive is prepared from components in parts by mass as follows: 30-80 parts of a cassia bark extract, 1-15 parts of carvacrol, 1-15 parts of eucalyptus oil, 150-400 parts of a plant compound extract, 3-50 parts of a coating agent and 300-1,000 parts of a carrier, wherein the plant compound extract is prepared by high-pressure low-temperature separation, concentration and purification of a mixture of goldthread roots, cassia bark, leaves of paniculate microcos and clove bulbs. The novel feed additive has excellent antibiotic substitution and reduction properties and antibacterial and bacteriostatic properties and can have effects of improving the production performance of animals and promote growth of the animals, and meanwhile, the novel feed additive has the advantages of quick effects, no residues, no drug resistance and the like.

The invention discloses a biological organic and inorganic fertilizer suitable for Honghuadajinyuan (a variety of flue-cured tobacco) and a preparation method thereof. The fertilizer is prepared fromthe following raw materials in parts by weight: 200-260 parts of a bio-organic fertilizer, 92-145 parts of monoammonium phosphate, 235-332 parts of potassium sulfate, 70-135 parts of potassium nitrate, 45-156 parts of nitrophosphate fertilizer, 50-130 parts of calcium magnesium phosphate fertilizer, 40-50 parts of diammonium phosphate, 0-10 parts of sodium borate decahydrate, 0-40 parts of magnesium sulfate heptahydrate and 0-10 parts of zinc sulfate heptahydrate. The fertilizer has the beneficial effects that the functional strains of the fertilizer can be colonized in soil to form dominant flora, the bacillus subtilis has the effect of preventing and controlling black shank, the bacillus amyloliquefaciens has the effect of preventing and controlling bacterial wilt, the bacillus mucilaginosus has the effect of dissolving potassium and promoting growth, and all production raw materials are harmless, green and environmentally friendly.

The invention provides a silica gel carrier, a silica gel loaded metallocene catalyst, a preparation method of the silica gel loaded metallocene catalyst, and a preparation method and application of long-chain branched polyethylene, and belongs to the technical field of polymer preparation. Organic silanol is used as an additive; the organic silanol is used as a terminal group blocking agent whensilicon hydroxyl is dehydrated to form silica sol, on one hand, the organic silanol contains an organic group with adjustable stereo steric hindrance, and on the other hand, the organic group also hashydrophobicity, so that the condensation reaction of the silicon hydroxyl can be effectively blocked, and further, an expected porous structure is effectively formed; the hydrated silica gel can be solidified through thermal aging, so that a silica gel precursor with a stable structure is obtained, the obtained silica gel precursor is acidified, organic groups on organosilanol are converted intohydroxyl groups, unreacted raw materials and byproducts are removed through washing, and then the silica gel carrier is obtained through drying. The confinement effect of the silica gel carrier obtained by the method can be matched with metallocene to promote the formation of long-chain branched polyethylene.

The invention relates to a lean type pig feed which comprises the following components in parts by weight: 60-80 parts of grain bamboo grasses, 8-18 parts of locust tree flowers, 5-12 parts of bean cakes, 1-5 parts of fish meal, 1-4 parts of bone powder, 1-4 parts of stone powder, 1 part of synthesized lysine and 0.23 part of edible salt. According to the lean type pig feed, grain bamboo grasses and locust tree flowers are used as main raw materials; grain bamboo grasses contain high-nutrition proteins, and the coarse protein content of dry substances is up to 18.46 percent and is twice of the protein content of dry substances of corns; the digestible energy is 3.54 megajoule / kg, and the palatability is high. The feed has the effects of resisting diseases, stopping diarrhea, stimulating appetite, promoting growth, reducing material consumption and removing odor.

The invention discloses an application of an isoquinoline compound to preparation of an antiviral product. Through experiments, the invention proves that the isoquinoline compound can prevent and / or treat diseases caused by various viruses. Moreover, the isoquinoline compound also has the effects of resisting bacteria, inflammation and platelet aggregation, promoting growth and the like during virus resistance. The invention provides new medical application of the isoquinoline compound, provides a new effective way for prevention and / or treatment of diseases caused by virus infections, is an efficient and safe prevention and treatment means, and has an excellent clinical application prospect.

The invention provides a 'three-ten-combination' soil spray-seeding method for high and steep slope vegetation recovery. The method includes the steps of according to different microorganism combination germination species characteristics, finally screening out ten plant tree species, including two arbors, three herbaceous plants and five shrubs; meanwhile, screening out ten microorganism combinations most suitable for vegetation restoration of a high and steep slope; spraying and sowing soil with the depth of 10 cm; and adopting three layers of ecological protection which comprise a physical protection layer, an anti-corrosion protection layer and a vegetation ecological restoration protection layer. According to the 'three-ten-combination' soil spray-seeding method for high and steep slope vegetation recovery, by means of the nitrogen fixation effect of leguminous plants, a leguminous plant-non-leguminous plant combination is formed, and an arbor-shrub-herbaceous plant composition is constructed, so that conversion and circulation of soil nutrient substances are promoted, and survival and growth of germinating species are improved; and a microbial agent can promote the formation and growth of leguminous rhizobium, and the effects of different microbial agent combinations are different.

The invention discloses a microbial agent containing biochemical potassium fulvate and a preparation method of the microbial agent, and the microbial agent containing biochemical potassium fulvate comprises the following raw materials in parts by weight: 650-950 parts of the potassium fulvate, 50 parts of microbial agent spore liquid, 10-200 parts of water, 10-20 parts of industrial monoammonium phosphate, 10-70 parts of diatomite and 10-40 parts of coco fatty acid polyglycerol ester. Bacteria in spore liquid of the microbial agent are spore liquid of bacillus amyloliquefaciens, bacillus subtilis, bacillus licheniformis and bacillus mucilaginosus which are compounded according to the proportion of 1: 1: 1: 1. After the microbial agent added in the invention is applied, the nutrient absorption capacity of crops can be improved, the stress resistance of plants is enhanced, and the microbial agent has the effects of promoting growth and improving the yield and quality.

The invention provides a stomach-invigorating growth-promoting drink for children. The drink is prepared from raw materials including haws, malts, endothelium corneum gigeriae galli, zinc gluconate and beta-carotene and auxiliary materials including citric acid, potassium sorbate, sodium tripolyphosphate, sodium hexametaphosphate, xanthan gum and white granulated sugar, totally 3 medicinal and edible natural plants and 2 nutrition enhancers. Every 5000ml of drink contains 85-115g of haws, 42.5-57.5g of malts, 4.25-5.75g of endothelium corneum gigeriae galli, 4.25-5.75g of beta-carotene and 0.85-1.15g of zinc gluconate. The drink has the mechanism of invigorating spleen and stomach, promoting digestion and promoting growth, effective ingredients of the drink have the effects of invigoratingspleen and stomach, promoting digestion and promoting growth, and the drink is suitable for long-time drinking. When children take the drink every day, situations including picky eating, dietary bias, easy food retention, dyspepsia, slow growth and ocular dysplasia of children can be effectively improved, various trace elements including zinc gluconate, beta-carotene, vitamins and the like essential to health growth of children can be supplemented.

The invention relates to a preparation method of spicy caviar, which is prepared by taking fresh fish roe as a raw material and through cleaning, draining, salt water soaking, adding a preserved material consisting of 2 percent to 5 percent of common salt, 1 percent to 2 percent of sugar, 0.01 percent to 0.015 percent of shrimp principle, 1 percent to 3 percent of ginger powder, 1 percent to 3 percent of shallot powder, 0.1 percent to 0.3 percent of monosodium glutamate, 0.2 percent to 0.6 percent of fennel, 0.3 percent to 0.5 percent of peppertree pricklyash, 0.3 percent to 0.6 percent of cassia bark, 0.2 percent to 0.5 percent of licorice root, 0.001 percent to 0.002 percent of Vc and 0.2 percent to 0.5 percent of distilled spirit by weighing with the weight of the fish roe as a unit, preserving at low temperature for 24 hours to 48 hours, adopting oyster cocktail with weight of 0.02 percent to 0.04 percent of the fish roe and fish oil with weight of 0.04 percent to 0.06 percent of the fish roe, cooking to a thick and dense shape under oil temperature of 120 DEG C to 130 DEG C, packaging and sterilizing, and then the finished product is obtained. In the invention, the spicy preserved material is used for preserving for a long time and flavoring, and the spicy ingredients which absorb the preserved material sufficiently are used for preparing the caviar by frying, therefore the caviar is even in texture and smooth in mouthfeel and keeps the original nutritional ingredients and natural freshness of the fish roe, with abundant nutrition, special flavor and delicious and fragrant taste. The preparation method is simple and easy for operation, reasonable in process and strong in operability.

The biotechnological process of producing polypeptide and protein feed is superior to traditional fish meal producing process, which has high protein loss rate, high power consumption, high cost, serious pollution and other demerits. The present invention produces polypeptide paste, polypeptide powder, protein paste or protein powder with fresh low value fishes and shrimp and aquatic animal leftover and through the process including the steps of eliminating impurity, steam to eliminate fat, oil-water separation, crushing, sterilizing, enzymolysis, inactivating enzyme, concentration, drying and others. The present invention has the advantages of high protein content in the products, high bioavailability, no environmental pollution, low power consumption, etc. The products have the effects of promoting animal growth, regulating immunity, preventing and treating diseases, etc. and are used mainly in raising animal and as nitrogen source for biological culture.

The invention discloses a preparation method of an attapulgite feed additive with mycotoxin adsorption and bacteriostasis functions. The preparation method comprises the following steps that acid modification treatment is carried out on attapulgite, impurities are purified, a compound rare earth element ionic surfactant prepared in advance is added, reacting is carried out at 50-90 DEG C for 8 hours, a product is precipitated, roasted, washed, dried, crushed and sieved, the rare earth modified attapulgite feed additive has mycotoxin adsorption and bacteriostasis functions and further can regulate body metabolism is obtained, and the rare earth modified attapulgite feed additive can be applied to livestock and poultry feed addition to improve intestinal health of livestock and poultry.

The invention relates to a Trichoderma harzianum fermentation process, wettable powder and application thereof and aims at solving the problems of high cost and poor plant disease and pest prevention and control effect when a Trichoderma harzianum strain is made into stable wettable powder.The Trichoderma harzianum fermentation process includes following steps: 1, selecting and treating raw materials; 2, preparing a Trichoderma harzianum solid-state fermentation culture medium; 3, fermenting Trichoderma harzianum.A preparation process of the wettable powder includes: mixing conidia powder obtained by Trichoderma harzianum fermentation, a wetting agent, a dispersant, a synergist X and a carrier well to obtain the wettable powder.The wettable powder has effect of promoting germination of tomato seeds and has remarkable effect on treating and controlling tomato powdery mildew, gray mold and leaf mold.The Trichoderma harzianum fermentation process and the wettable powder are used for promoting germination of the tomato seeds and preventing and controlling tomato diseases and pests.

The invention relates to a compound micro-ecological feed for ruminants and a preparation method thereof. The micro-ecological feed additive and fulvic acid are compounded according to the ratio of 2.5-5.0:1; the micro-ecological feed additive is prepared by fermenting a solid medium containing sodium humate through mixed bacterial suspension. As an additive, the product of the present invention has two effects of probiotics and fulvic acid, which can not only improve the micro-ecological balance of the gastrointestinal tract of ruminants, increase feed intake, and enhance the immunity of animals; at the same time, it can increase feed conversion rate and improve feed Remuneration, reduce production costs.