921 results about "Feed additive" patented technology

The invention discloses a feed additive ratio control method and system based on environmental perception. The method comprises the steps that breeding environment, feed characteristics, equipment operation and animal physiological parameters are collected, and a high-quality parameter set is generated after preprocessing; calculating an environment stress index based on a multi-factor data fusion algorithm and analyzing a change trend; combining historical and current data, using time sequence prediction and a machine learning algorithm to predict additive requirements and generating an optimal proportioning strategy; a control instruction is generated according to the strategy, and the additive conveying and spraying process is regulated and controlled; and a matching strategy and control parameters are corrected in real time through closed-loop feedback, so that accurate regulation and control are realized. The device can dynamically adapt to environmental changes, reduce animal stress, and improve mixing uniformity and nutrition retention effect.

The invention relates to the technical field of feed ingredient optimization, in particular to an ingredient optimization and adjustment system for a phage type antibiotic-free feed additive. Comprising the following steps: acquiring multi-dimensional environmental data and antibody content indexes and stress state information of individuals; determining a health index according to the antibody content index and the stress state information; performing batching delay analysis according to the change of the health index, and determining a lag moment; determining an effect coefficient in combination with the lagging time and the health index, determining the influence degree of the environmental data of each dimension on the batching effect, and screening to obtain an influence environmental dimension in combination with the influence degree of the environmental data of all dimensions on the batching effect and the predicted value of the environmental data in the next batch; and adjusting the ratio of additives in the same feeding stage in the next batch based on the influence environment dimension. According to the method, the ingredient adjustment logic can be optimized, and the adaptability of ingredients in a multi-dimensional complex scene is improved.

The invention relates to a betaine phosphate-containing feed additive for improving net energy level and a preparation method and application thereof, and belongs to the technical field of feed additives, the preparation method comprises the following steps: preparing composite betaine phosphate, preparing composite zinc methionine, and mixing; the preparation of the composite betaine phosphate comprises the following steps: preparing a betaine phosphate crude product, preparing a composite silicon dioxide carrier, and crystallizing; the preparation of the compound zinc methionine comprises the following steps: preparing an activated silicon dioxide carrier, adsorbing starch and adsorbing the zinc methionine; in the step of mixing, the compound betaine phosphate and the compound zinc methionine are mixed and then stirred at room temperature, and the betaine phosphate-containing feed additive capable of improving the net energy level is obtained. The feed additive prepared by the invention has a strong effect of improving the net energy level of broiler chickens, is not easy to have the problems of bonding and clustering, and is good in storage resistance.

The invention belongs to the technical field of microorganisms, and particularly relates to bifidobacterium longum with high yield of nano-selenium and application of the bifidobacterium longum in production of nano-selenium, the bifidobacterium longum with high yield of nano-selenium can convert inorganic selenium salt into nano-selenium, and the content of nano-selenium enriched in freeze-dried bacterial powder is up to 24000mg / kg. The selenium-rich feed additive can be directly used for selenium dietary supplements or selenium-rich animal product production, and has potential application prospects in the fields of selenium-rich food and feed additives.

The invention provides an anti-white spot syndrome virus peptide derived from litopenaeus vannamei, and belongs to the technical field of biology. The amino acid sequence of the anti-white spot syndrome virus peptide provided by the invention is as shown in SEQ ID NO.1, and the nucleotide sequence of the coding gene is as shown in SEQ ID NO.2. The invention further provides a recombinant expression vector and host bacteria containing the anti-white spot syndrome virus peptide gene, and application of the recombinant expression vector and host bacteria in anti-white spot syndrome virus drugs, vaccines, feeds and feed additives, and the recombinant expression vector and host bacteria have wide application prospects and economic benefits.

The invention relates to the technical field of microorganisms, and particularly discloses a lactobacillus paracasei KQNIU, a microbial preparation and application of the lactobacillus paracasei KQNIU. The Lactobacillus paracasei KQNIU is preserved in the China General Microbiological Culture Collection Center on August 25, 2025, the preservation number is CGMCC No.35739, and the Lactobacillus paracasei KQNIU is classified and named as Lactobacillus paracasei, and the Lactobacillus paracasei KQNIU is named as Lactobacillus paracasei KQNIU. The Lactobacillus paracasei KQNIU is named as Lactobacillus paracasei KQNIU. The lactobacillus paracasei KQNIU provided by the invention has good gastrointestinal tract tolerance, has an inhibition effect on pathogenic bacteria such as escherichia coli, salmonella and the like, can be prepared into a microbial preparation or a feed additive for preventing and treating calf diarrhea, replaces antibiotics and realizes green and healthy breeding.

The invention belongs to the technical field of biological information calculation, and discloses a pet feed additive formula calculation model optimization system, which comprises a data interface for acquiring raw material parameters and data containing environmental stress factors; the memory stores a heterogeneous neural network model, and comprises a first time sequence convolution subnet, a second cascade processing subnet and a global gating distribution unit which are arranged in parallel and are coupled through a lateral suppression channel; the processor operates the model, the global gating distribution unit is used for dynamically adjusting the computing power weight between the subnets according to the system energy state tensor, and back propagation iteration is carried out based on a nonlinear constraint penalty term. The problems of convergence difficulty and negative migration when a general model processes high-dimensional strong-coupling biological data are solved, and the prediction precision and safety of formula optimization are improved.

The invention discloses saccharomyces boulardii, a culture and a preparation method and application of the saccharomyces boulardii. The preservation number of the strain is CCTCC (China Center for Type Culture Collection) NO: M 20252633. The preparation method comprises the following steps: preparing saccharified liquid by taking white spirit vinasse or brewer's grains as a main raw material and adopting a high-temperature alkali treatment and composite enzymolysis process, inoculating strains for liquid-state high-density fermentation, carrying out solid-liquid separation on fermentation liquor, taking a liquid phase, and carrying out spray drying. According to the method, high-value utilization of the waste vinasse is realized, and the production cost is remarkably reduced. The obtained culture is rich in viable bacteria and active small peptides, and has the characteristics of strong tolerance, wide antibacterial spectrum and the like. As a feed additive, the feed additive can effectively reduce the diarrhea rate of piglets, inhibit clostridium perfringens and prawn vibrios of broilers, and improve the oxidation resistance and production performance of animals.

The invention discloses panda-derived tryptophan-producing streptococcus non-lactolyticus C49 and application thereof, and belongs to the field of microorganisms, the strain is preserved in Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC No: 67209. The strain has good acid-resistant and cholate-resistant characteristics, and can ensure that enough biomass passes through stress of a digestive tract environment; whole genome sequencing finds that C49 is significantly related to the pathway and module of tryptophan biosynthesis. Whole genome sequencing and in-vitro fermentation confirm that C49 has tryptophan biosynthesis capability, and in-vivo animal tests confirm that C49 has synthetic nerve conditioning capability. Therefore, as a probiotic feed additive, the streptococcus non-lactolyticus C49 has a good application prospect in the aspects of improving the feed value, improving the intestinal health of animals, enhancing the immunity of organisms and the like.

The invention relates to the technical field of feed additives, and discloses a coloring agent added to broiler feed as well as a preparation method and application of the coloring agent. Based on the total mass of the broiler feed, the coloring agent added to the broiler feed comprises the following components: 0.5 wt%-2.0 wt% of grease, 0.2 wt%-1.5 wt% of pigment and 0.01 wt%-0.1 wt% of a fat-soluble antioxidant. According to the broiler chicken feed containing the coloring agent, in the feeding cycle of 14-21 days, the breast skin color of capons with poor coloring can be improved by about 1.5 degrees, the chromaticity of the shanks can be improved by 2-3 degrees, the capons with poor appearance quality can be improved to the ideal chromaticity range purchased in the market, and the commodity grade and the selling price are remarkably improved.

The application discloses application of glycyrrhetinic acid as a feed additive to improve the egg laying rate of laying hens. In the laying hen diet of the application, only glycyrrhetinic acid is added, and no chemical synthetic drugs and hormone substances are added, so that the safety of chicken and egg products is guaranteed from the source. The application fully considers the feed cost in application and feed preparation problems, selects glycyrrhetinic acid with low cost, fully plays the medicinal value of traditional Chinese medicinal materials, and the glycyrrhetinic acid is a natural plant extract, has no toxic side effects on laying hens, meanwhile, the preparation and purification method of the glycyrrhetinic acid is simple, the market price is low, and the glycyrrhetinic acid has the advantages of large-scale application.

Feed additives including Chlamydomonas reinhardtii and a medium-chain fatty acid provide reduced risk of bacterial infection in animals. The feed additives are administered to animals in feed compositions.

The invention relates to the technical field of aquaculture feed, and provides a compound feed additive for improving fish sugar utilization rate and promoting growth, the compound feed additive comprises the following raw materials by weight: 0.1-0.14 part of chromium picolinate, 1.5-2.5 parts of vitamin C, 20-40 parts of amylase, 20-40 parts of protease, 10-20 parts of dimethyl-beta-propiothetin, 2-4 parts of bile acid, and 18-22 parts of a carrier. The compound feed additive provided by the invention has the beneficial effects that the blood sugar is regulated, and the sugar metabolism capability of fish bodies is improved; due to the use of the compound feed additive, energy supply caused by protein decomposition is reduced, so that the growth performance of the fishes and the utilization rate of the feed are improved; the low-temperature stress resistance of the fishes is improved, and the breeding negative influence caused by temperature change is reduced; the protein loss is reduced; the feed cost is reduced; and the culture benefit is improved.

This invention discloses a strain of *Neocallimastix* LGM-ZA9 and its application in the preparation of a coumarin-degrading feed additive. *Neocallimastix* LGM-ZA9 is classified as *Neocallimastix* sp., with accession number CGMCC No. 17592, and its optimal growth temperature is 39℃. The fermentation broth of *Neocallimastix* LGM-ZA9 can be used to degrade the anti-nutritional factor coumarin. The method is simple: the coumarin-containing material to be degraded is mixed with the fermentation broth, sterilized, and then the fermentation broth is added for anaerobic fermentation to degrade the coumarin. This preparation method is simple, highly operable, and can significantly reduce the coumarin content, providing a new method for feeding ruminants with sweet clover as a high-quality forage.

The invention relates to a feed additive for producing high-nutrition low-cholesterol eggs. The feed additive comprises natural grains, microalgae and a microalgae extract, and is prepared from the following raw materials in percentage by weight: 20-70% of corn, 5-10% of wheat bran, 5-10% of soybean meal, 5-20% of spirulina powder, 5-20% of chlorella powder and 5-20% of haematococcus pluvialis. The feed additive is added into laying fowl feed according to the proportion of 1-2wt%, the feed additive and the laying fowl feed are uniformly mixed and then fed, low-cholesterol poultry eggs rich in protein, algae source carotenoid, calcium, magnesium, zinc, iron and other nutritional ingredients can be stably obtained after the laying fowl feed is fed for 2 weeks, compared with common poultry eggs, the cholesterol content can be reduced by 26%, and the poultry eggs are fine and smooth in taste, free of fishy smell and good in taste. The nutrition and quality of poultry eggs are remarkably improved, and economic benefits are improved.

The utility model discloses a casual inspection device for feed additives. The casual inspection device comprises a main body assembly, wherein the main body assembly comprises a rack, a crawler belt and rotating wheels; the rotating wheels are rotationally connected to the two sides of the inner wall of the rack, and the crawler belts are connected to the outer portions of the rotating wheels in a sleeving mode. The sampling inspection assembly comprises a shell, a case, a toothed plate, an arc block and a spring block; the shell is fixedly connected to the outer side wall of the rack, the case is fixedly connected to the top end of the rack, the toothed plate is slidably connected to the inner side wall of the shell, the arc block is fixed to the top end of the toothed plate, the spring block is fixedly connected to the rear side of the toothed plate, and the sampling inspection assembly further comprises a spring rod, a half gear and a double-end motor. And the spring rod is connected to the interior of the case in a sliding manner. The problems that during existing feed processing, sampling operation on an additive is generally conducted manually, workers go to a sampling point to sample and inspect the feed additive through a sampling tool, the labor cost is high in the operation process, and manual sampling wastes time and is not high in efficiency are solved.

A fermented traditional Chinese medicine feed additive for catfish, its preparation method, and its application are disclosed, relating to the field of aquatic feed additives. The preparation method involves activating and expanding the culture of *Saccharomyces cerevisiae*, *Bacillus subtilis*, and *Lactobacillus plantarum*; pulverizing *Paeonia suffruticosa* leaves, *Smilax china*, *Scutellaria baicalensis*, *Rhus chinensis*, hawthorn, *Polygonum cuspidatum*, ginkgo, and forsythia suspensa* to obtain traditional Chinese medicine powders; preparing a solid fermentation medium using the traditional Chinese medicine powders, soybean meal powder, corn cob granules, and wheat bran; inoculating *Saccharomyces cerevisiae* seed culture and *Bacillus subtilis* seed culture for aerobic fermentation; and inoculating *Lactobacillus plantarum* seed culture for anaerobic fermentation to obtain the fermented traditional Chinese medicine feed additive. The resulting fermented traditional Chinese medicine feed additive promotes the absorption and metabolic elimination of enrofloxacin in catfish, shortens the withdrawal period, has preventive and adjunctive therapeutic effects on bacterial diseases in catfish, promotes growth, reduces feed conversion ratio, and improves survival rate.

This application relates to the field of feed additive technology, specifically disclosing a seaweed feed additive, its preparation method, and its application. The preparation method of the seaweed feed additive provided by this application includes the following steps: seaweed pretreatment, high-temperature fermentation, and functional fermentation; specifically, freshly harvested seaweed is washed sequentially with seawater and fresh water, then dehydrated to a moisture content of 75-85%; the seaweed is then cut into sections, crushed, and pulped, and auxiliary materials are added to obtain a mixed seaweed slurry; then, the mixed seaweed slurry is subjected to high-temperature fermentation at 65-80℃ using high-temperature compound bacteria; subsequently, the mixed slurry is subjected to functional fermentation at 25-35℃ using functional compound bacteria. The preparation method of the seaweed feed additive provided by this application has advantages such as low processing cost and simple operation, and the effective components of the obtained seaweed feed additive have a high utilization rate, which has a good promoting effect on animal growth.

The invention discloses laying hen feed immune peptide and a preparation method thereof, and belongs to the technical field of laying hen feed additives. The immune peptide is prepared from the following raw materials in percentage by mass: 29% of threonine, 25% of chili meal, 20% of Chinese prickly ash seeds and 26% of Chinese prickly ash leaf powder. The preparation method comprises the following steps: respectively crushing the raw materials until the particle size is 0.3-0.8 mm, mixing the zanthoxylum bungeanum seed powder, the pepper meal powder and the zanthoxylum bungeanum leaf powder in sequence, and then adding the threonine powder, and mixing for 25-30 minutes to obtain a finished product. The feed has the core advantages that by utilizing the synergistic effect of natural active ingredients in the threonine, the pepper meal, the Chinese prickly ash seeds and the Chinese prickly ash leaf powder, the immune function of laying hens is remarkably enhanced, the morbidity is reduced, meanwhile, the laying rate of the laying hens, the eggshell quality and the egg nutritional value are improved, and the raw materials are natural, free of residues and high in safety.

The invention discloses application of paeonol in preparation of a product for improving liver functions and ovarian functions of laying hens in the later egg laying period, belongs to the technical field of feed additives, and particularly relates to application of paeonol in preparation of a product for improving liver functions and ovarian functions of laying hens in the later egg laying period. It is found that paeonol can significantly reduce the activity of glutamic-pyruvic transaminase in the liver, significantly reduce the content of cholesterol and the content of triglyceride in serum, significantly reduce hepatic cell fatty degeneration and lipid droplet aggregation in a hepatic tissue pathological section, relieve liver injury and lipid metabolism disorder, and significantly improve the liver function. The paeonol can effectively improve the fatty liver hemorrhagic syndrome of the laying hens in the later egg laying period, and the paeonol can recover the storage capacity of ovary by improving the survival rate of follicles, improve the egg laying performance of the laying hens and improve the egg laying rate.

The utility model discloses assembly line feed additive mixing equipment, and belongs to the technical field of livestock breeding equipment, the assembly line feed additive mixing equipment comprises an electric control device, the electric control device is electrically connected with a conveying belt, the conveying belt is cooperatively provided with a water-melting additive assembly, and the rear end of the conveying belt is cooperatively provided with a non-water-melting additive assembly; the melt water additive assembly comprises a liquid medicine mixing barrel, a stirring assembly is arranged in the liquid medicine mixing barrel, the liquid medicine mixing barrel is communicated with a liquid conveying pipe, and a high-pressure fan-shaped spray head corresponding to the conveying belt is arranged at the outer end of the liquid conveying pipe. The conveying belt is electrically connected with the electric control device, the water melting additive assembly and the non-water melting additive assembly are arranged, and the water melting additive assembly and the non-water melting additive assembly are both electrically connected with the electric control device. Water-soluble and water-insoluble additives or medicines can be added into the feed at the same time. The speed is automatically controlled through the electric control device, automatic control over uniform additive adding is achieved, the automation degree is high, and the production efficiency is improved.

The application discloses a feed additive for improving intestinal health of animals and preventing and treating intestinal diseases and application thereof, and relates to the technical field of green and healthy breeding. The application firstly confirms that indole-3-butyric acid (IBA) has no toxic effect on cells and can relieve oxidative stress damage and inflammation damage of the cells in an effective concentration. Meanwhile, the application also fills the application blank of IBA as one of indole derivatives in livestock production, and provides experimental basis and theoretical basis for the fact that IBA is expected to be a new green additive for replacing antibiotics and zinc oxide. More importantly, the application also finds that IBA has positive effects in aspects of resisting diarrhea, repairing intestinal barrier damage, relieving intestinal inflammation and preventing and treating intestinal related diseases.

The invention discloses a lactobacillus brevis with broad-spectrum bacteriostatic activity and a separation method and application thereof, and belongs to the technical field of microorganisms, in particular to a lactobacillus brevis AW04 with broad-spectrum bacteriostatic activity, which is characterized in that the lactobacillus brevis AW04 is preserved in the China Center for Type Culture Collection, the lactobacillus brevis AW04 is preserved in the China Center for Type Culture Collection, the lactobacillus brevis AW04 is preserved in the China Center for Type Culture Collection, and the lactobacillus brevis AW04 is preserved in the China Center for Type Culture Collection. The address is Wuhan University Campus, Wuchang District, Wuhan City, Hubei Province; the postcode is 430072; the preservation number of the strain is CCTCC M 20241970; the preservation date is September 13, 2024. The strain provides a novel, safe and efficient strain resource for developing microecological preparations, feed additives or veterinary drugs for preventing and treating bacterial diarrhea of animals such as calves and the like, and has important value for reducing the use of antibiotics in the breeding industry and coping with bacterial drug resistance crisis. The strain can be produced on a large scale by using the existing fermentation technology and is convenient to apply.

The invention relates to a composite acidifying agent for improving feed intake of lactating sows and a preparation method thereof, and belongs to the technical field of feed additives. The composite acidifier comprises a wall material and a core material, wherein the wall material comprises cystine-gamma-polyglutamic acid and arginine-chitosan; the core material comprises organic acid, organic acid salt and fermentation liquor. According to the compound acidifying agent disclosed by the invention, the cystine cross-linked gamma-polyglutamic acid and the arginine grafted chitosan are used as wall materials, and the microcapsule with an intestinal targeted release function is formed by wrapping the organic acid, so that the utilization efficiency of the acidifying agent and the feed intake of lactating sows can be effectively improved.

The invention relates to the technical field of deep processing of agricultural and sideline products and feed additives, in particular to DDS pulp capable of degrading vomitoxin and glycerol and a preparation method of the DDS pulp. According to the method, the DDS pulp is inoculated with the specifically screened complex microbial inoculants, liquid fermentation is carried out under proper conditions, microorganisms preferentially utilize free glycerol in the DDS pulp as a carbon source for metabolism, the glycerol content is remarkably reduced in the process, and the palatability is fundamentally improved. According to the method, when the complex microbial inoculant is inoculated, the DDS pulp is inoculated with a functional strain with a vomitoxin degradation function and a special enzyme preparation, the functional strain is colonized in a system and continuously produces enzyme, and the added enzyme preparation can quickly and directly hydrolyze and destroy key toxicological groups in toxin molecules, so that the degradation efficiency of the vomitoxin is improved. And the degradation product is converted into a non-toxic or low-toxicity degradation product.

This invention discloses a fermentation process and application of wheat germ, belonging to the field of feed additive technology. The fermentation process includes the following steps: mixing Bacillus coagulans powder (accession number CGMCC No. 1.17145), Lactobacillus salivarius powder (accession number CCTCC NO: M 2022848), and steam-sterilized and cooled wheat germ; performing solid-state fermentation in a sealed environment; and then sterilizing with ozone after fermentation to obtain fermented wheat germ. This invention produces highly nutritious fermented wheat germ through simple steps. This fermented wheat germ can be used as a feed additive for laying hens, improving their production performance.

This utility model belongs to the field of feed additive production technology, and in particular, a high-efficiency feeding machine for feed additive production. It includes a support frame, a shell, a screen frame, a support plate, a transmission plate, and a clamping plate. The shell is fixedly connected to the inner wall of the support frame, the screen frame is movably connected to the inner wall of the shell, the support plate is fixedly connected to the front side of the shell, and the transmission plate is slidably connected to the top of the support plate. There are two clamping plates, and two slots are provided on both the left and right sides of the screen frame. The two clamping plates engage with the corresponding slots. A clamping assembly is connected to the clamping plates and is used to fix the screen frame. This utility model, with its simple structure, facilitates the fixing or unlocking of the screen frame for installation or disassembly. The screen frame facilitates the screening of feed additives entering the shell, greatly improving the production quality of feed additives and demonstrating good practicality.

The invention discloses a compound vitamin amino acid premix as well as a preparation method and application thereof, and belongs to the technical field of feed additives. An embedding system is formed by the chitosan, the polyethylene glycol and the glyceryl ricinoleate, and the tea tree oil and the perilla oil are compounded to serve as an antioxidant, so that the stability of vitamins can be remarkably improved. Besides, hydroxyapatite is added into the starch, modification treatment is performed through succinic anhydride and polyvinylpyrrolidone, the component compatibility is good, o-vanillin is introduced, the fragrance of o-vanillin has a food calling effect, the palatability is improved, the components of the functional additive are optimized, and the remarkable immune enhancement and growth promotion effects can be achieved; the cellular immunity and humoral immunity functions of the body are enhanced, and the granulating formability is effectively promoted by combining with the components of the carrier with good compatibility. On the whole, through interaction of the vitamin composition, the amino acid composition, the functional additive and the carrier, the immunity and growth performance of animals are jointly improved from multiple aspects.

This utility model discloses a feed additive dispensing device, including a storage container. A sealing gasket is provided on the top of the storage container, and a cover plate is provided on top of the sealing gasket. A heating box is fixedly connected to one side of the top of the cover plate, and a grid is provided at the bottom of the heating box. Multiple heating wires are installed inside the heating box. A blower is fixedly connected to one side of the storage container, and an air inlet pipe is fixedly connected between the blower and the heating box. This utility model heats the air inside the storage container by activating the heating wires, and simultaneously activates the blower to draw outside air into the air inlet pipe. This airflow achieves uniform heating of the additive, thereby drying the additive and ensuring proper storage. A humidity sensor is installed inside the storage container to detect the humidity of the additive for real-time monitoring.

This invention relates to the field of feed additive production technology, specifically to a production process and apparatus for feed additives containing active plant essential oils. The apparatus includes a first fixed frame, a worktable, a mixing mechanism, and a plant essential oil adding mechanism. The worktable is located on top of the first fixed frame, and the mixing mechanism on it is used for stirring and mixing materials. The plant essential oil adding mechanism is located on top of the worktable and connected to the mixing mechanism, responsible for adding essential oils. The mixing mechanism includes a mixing box, a stirring frame, a sealing cover, a spray pipe, a first gear, and a second gear. The mixing box is a rectangular cavity with an open top, containing two rotating shafts with the stirring frame mounted inside. One end of each shaft has a first gear and a second gear, which mesh to form a transmission structure. The apparatus can achieve automatic feeding, precise mixing, accurate essential oil addition, and efficient automatic packaging, reducing human error and production costs, minimizing essential oil evaporation loss, and improving product mixing uniformity and the stability of active ingredients.