199 results about "Ruminant" patented technology

The present disclosure relates to liquid (e.g., water-soluble) compositions comprising antimethanogenic compounds, and methods of administering the same to reduce enteric methane emissions from ruminant animals, and / or improve feed-efficiency. Certain disclosed compositions exhibit improved rapid effect over prior art compositions. The disclosure further relates to methods of concentrating antimethanogenic compounds, extracting antimethanogenic compounds, and methods of increasing the bioavailability of antimethanogenic compounds.

The invention discloses a compound rumen bypass guanidinoacetic acid additive as well as a preparation method and application thereof, and belongs to the technical field of animal feed additives. The compound rumen bypass guanidinoacetic acid additive provided by the invention is prepared from the following components in parts by mass: 40 to 60 parts of guanidinoacetic acid, 0.1 to 0.5 part of selenium yeast, 5 to 10 parts of nicotinamide, 5 to 12 parts of DL-methionine, 0.01 to 0.05 part of vitamin B12, 1 to 3 parts of compound probiotics, 3 to 5 parts of hydroxypropyl methyl cellulose, 1 to 2 parts of ethyl cellulose, 15 to 25 parts of hydrogenated palm oil and 3 to 5 parts of glyceryl monostearate. The compound probiotics comprise bacillus subtilis and saccharomyces cerevisiae. The compound additive provided by the invention can significantly improve the daily gain of ruminants and reduce the feed-gain ratio, and meanwhile, due to the improvement of the energy utilization efficiency and the enhancement of the antioxidant ability, the immunity of animals is improved, the morbidity is reduced, and the meat quality 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 ruminant methane emission measuring system and method based on a milking robot, and the ruminant methane emission measuring system comprises a gas collection device which is arranged in a feeding trough area of the milking robot and is used for collecting sample gas in real time during the feeding period of ruminants, and the sample gas comprises animal exhaled gas; the gas analysis unit is connected with the gas collection device and is used for synchronously analyzing the concentration of methane and the concentration of carbon dioxide in the sample gas; and the data recording and processing unit is in communication connection with the gas analysis unit and is used for recording gas concentration data and detection time and calculating the daily methane emission amount based on the concentration data and the physiological parameters of the ruminant. According to the method, the milking window of the milking robot is used for measuring the methane emission amount of the dairy cow at the individual level for the first time, the balance of individual measurement record numbers is guaranteed, and automatic, high-throughput, large-scale and continuous monitoring is achieved.

The present disclosure relates to compositions for improving gut health and / or milk production in ruminants, comprising: at least one organic acid chosen from sorbic acid, fumaric acid, malic acid, lactic acid, citric acid, formic acid, salts thereof and mixtures thereof; at least one essential oil chosen from thymol, eugenol, vanillin, thyme oil, carvacrol, cinnamaldehyde, clove leaf essential oil, and mixtures thereof; at least one bacterial fermentation product chosen from bacterial fermentation products of a Bacillus fermentation product, a Streptomyces fermentation product, an Aspergillus fermentation product, a Streptococcus fermentation product, a Paenibacillus fermentation product and mixtures thereof; at least one plant extract chosen from a saponin, a Yucca extract, a Quillaja extract and mixtures thereof; and at least one controlled release matrix.

The invention belongs to the technical field of vitamin coating and animal breeding, and particularly relates to coated 25-hydroxyvitamin D3, a preparation method thereof and application of the coated 25-hydroxyvitamin D3 in improving the lactation performance and milk quality of ruminants. The 25-hydroxyvitamin D3 disclosed by the invention can regulate and control the release rate of the 25-hydroxyvitamin D3 in rumen and small intestines, so that the 25-hydroxyvitamin D3 can reach the small intestines to be absorbed to the greatest extent, the nutrition regulation and control function of the 25-hydroxyvitamin D3 is fully played, the lactation performance of dairy cows is improved, meanwhile, the lipid metabolism of ruminants can be regulated and controlled, and the lactose content in milk can be increased. The test result shows that by adding the coated 25-hydroxyvitamin D3 into the basic ration of the dairy cow, the milk yield of the dairy cow can be increased, and meanwhile, the fat content and the lactose content in the milk can be remarkably increased. Therefore, the coated 25-hydroxyvitamin D3 can improve the feed efficiency, reduce the feeding cost and improve the production benefit.

The invention discloses a particle crushed concentrated feed for ruminants and a preparation method thereof, and belongs to the technical field of feed processing, and the preparation process comprises the following steps: crushing and uniformly mixing the raw materials, feeding the uniformly mixed materials into a granulator, tempering by steam, granulating after tempering, and carrying out vacuum freeze drying on the granules to obtain the particle crushed concentrated feed for ruminants. Carrying out ultrasonic treatment, then feeding the granules into a granule crusher for crushing, and finally carrying out screening treatment through a double-layer vibrating screen to obtain middle-size-fraction granules; through the preparation process, the porosity of the feed can be increased, the palatability of the feed and the nutrient retention rate of the feed can be improved, the digestibility of beef cattle to the feed can be improved, and a vacuum freeze-drying and ultrasonic crushing process, a ring die granulator for granulation and a screening process in a specific particle size range are combined, so that the feed quality is improved. The uniformity of the material granularity can be improved, the granularity difference of particles is eliminated, and the pulverization condition of the feed is reduced, so that the net energy utilization efficiency of the feed is improved.

The invention discloses a method for improving the quality of ganoderma lucidum mushroom residues through synergistic fermentation of bacteria and enzymes and application of the method. According to the method disclosed by the invention, cellulase, beta-galactosidase and xylanase with proper concentrations and lactobacillus plantarum, bacillus subtilis and saccharomyces cerevisiae with proper proportions are adopted, and enzymes and bacteria are mutually cooperated, so that the characteristics of the raw materials are well balanced, the finally prepared ganoderma lucidum mushroom bran is high in protein content and low in fiber content, and the nutritional value of a feed is improved; the total amount of amino acids and essential amino acids are remarkably increased, and the feed protein quality can be improved; the rumen dry matter digestibility and energy metabolites are remarkably improved, and ruminant absorption and utilization are facilitated; the ganoderma lucidum mushroom bran fermented feed is added into the daily ration, so that the daily gain, the carcass rate and the dressing percentage of fed animals can be remarkably improved, the levels of serum GLU, TG, ALT and AST are reduced, the expression of key inflammatory cytokines (IL-1beta and IL-6) is inhibited, and the ganoderma lucidum mushroom bran fermented feed has the comprehensive effects of regulating glycolipid metabolism and relieving liver load and systemic inflammation, so that the immune function of animal bodies is improved.

The application discloses application of PGD2 in promoting rumen development of young ruminants, and application of PGD2 in young ruminants promotes proliferation and differentiation of rumen wall cells, and further promotes rumen development and improves the digestive and absorptive capacity of the rumen. 2+ It is found that PGD2 can promote rumen development by activating Ca signal pathways, promoting expression of CAMK2A protein, promoting cell cycle progression, promoting rumen development, and ensuring animal health. Therefore, PGD2 can be used for preparing a medicine for promoting rumen development of young ruminants.

The application provides application of bacitracin or a composition of the bacitracin and oregano essential oil in improving meat quality of ruminants, and relates to the technical field of animal feed. The bacitracin is used as an active ingredient for preparing feed, and the addition amount of the bacitracin in the feed is 1.0-2.4 g / kg. The active ingredient also comprises oregano essential oil, and the mass ratio of the bacitracin to the oregano essential oil is 3.5-4.0:1. The bacitracin can be used for improving meat quality of ruminants for the first time, and when the bacitracin is used in combination with the oregano essential oil, synergistic effects can be produced in meat color, tenderness, fatty acid composition and formation of volatile flavor substances, muscle quality of different parts is improved, meat quality is effectively improved, the comprehensive commodity value of ruminant meat is greatly improved, and the bacitracin has a good popularization prospect.

The invention discloses application of luteolin in reduction of indole production in ruminant rumen or in vitro. The invention also discloses a method for reducing or inhibiting the production of indole in a ruminant rumen or in an in-vitro fermentation system. It is found for the first time that luteolin can inhibit the activity of tryptophanase and reduce generation of indole. The invention has important application value in improving ruminant rumen microenvironment and reducing emission of malodorous substances.

The invention provides a ruminant rumen health monitoring and conditioning integrated device and an acidosis prevention method, and relates to the technical field of rumen monitoring, the ruminant rumen health monitoring and conditioning integrated device comprises a fixed seat, a fixed cylinder is fixed at the bottom of the fixed seat, an elastic plate is fixed at the bottom of the fixed cylinder, and a movable cylinder is fixed at one end of the bottom of the elastic plate; and a limiting plate is movably mounted on the side of the fixed seat. A rotating seat rotates on a rotating ring, the rotating seat drives a threaded column to move upwards when rotating, the threaded column moves upwards through a positioning pipe and a positioning column, the positioning column moves upwards to drive a supporting disc to move, and the supporting disc moves to push a supporting rod to open towards the side; after the supporting rod is unfolded, the elastic plate circularly expands to form a supporting point from the interior of the animal, the elastic plate is matched with the fixed seat to achieve extrusion sealing installation under different thicknesses, and the movable barrel drives the initial height of the monitoring assembly to be adjusted under the movement of the elastic plate.

The present application relates to the technical field of enzyme engineering, and in particular to a kind of complex enzyme microcapsule preparation and its preparation method and application.The above-mentioned complex enzyme microcapsule preparation for ruminant feed, raw materials include by weight ratio: complex enzyme 1-2 parts, complex starch carrier 6-20 parts, poloxamer 188 0.1-1 part, sodium alginate 1-2 parts, plant-derived ingredients 1-2 parts, complex trace elements 0.1-0.3 parts, 0.1-0.2 mol / L calcium chloride solution 100-200 parts;The raw materials of complex starch carrier include by weight ratio: starch 5-15 parts, gelatin 1-5 parts, amylase 0.01-0.1 parts, zinc sulfate heptahydrate 0.01-0.1 parts.The present application has high thermal stability and anti-interference ability, remains stable in rumen environment, can effectively improve the activity of true stomach enzyme, improve feed digestibility, and improve the production performance of ruminant.

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.

Systems and methods for quantified water intake estimation and closed loop management of ruminants are disclosed. An ingestible reticular bolus transmits temperature data. A water source sensor measures water temperature and an ambient module provides THI. A processor detects drinking events from temperature slopes and amplitudes, applies a non-linear heat exchange model parameterized by measured water and ambient conditions to estimate per event volume, and accumulates daily intake. Control signals are generated to cooling, water, or feeding actuators according to hydration status and THI. Optional fusion with bolus accelerometry and near muzzle gas sensing estimates methane emissions per animal. The system integrates feed sensors and reproduction analytics, supports portable gateways for pasture, and provides traceability.

The present invention relates to a method of reducing methane production in animals of the order artiodactyla, the method comprising administering to the animals one or more compounds or a feed additive comprising the one or more compounds, wherein the one or more compounds are selected from the following general formula (I) or a salt thereof: The present invention also relates to a feed additive comprising the one or more compounds as defined in the present invention and at least one selected from the group consisting of probiotica, bacteria, enzymes (lactate), fatty acids, herbs, spices or essential oils, vitamins, minerals, trace elements, flavour enhancers and preservatives.

This invention relates to the field of agricultural biotechnology, specifically to a rumen methane inhibitory composition for ruminants containing *Asparagus yew* and *Pterostilbene*. The active components of the composition include *Asparagus yew* and its preparations, and *Pterostilbene*, which are used in a predetermined ratio to reduce rumen methane production and alleviate hydrogen accumulation in ruminants.

The objective of the present invention is to provide, for example, a feed enabling effective suppression of methane emission by ruminants.　The present invention relates to, for example, a feed for ruminants, which is obtained by combining a methane emission inhibitor and a lumen-protected amino acid.

Techniques for measuring greenhouse gas emissions of ruminants after administration of a feed additive include receiving, by a server computer and within a reference period of time during which a cattle farm operates, feed ingredient usage data for each cattle type. The feed ingredient usage data includes an amount of feed provided for each cattle type and an identification of feed additives included in the feed. The feed additive is configured to reduce the emissions of greenhouse gases produced by each cattle in a herd that consumes the feed. The server computer also determines an estimated total amount of controllable greenhouse gas emissions of the cattle farm operation using a total controllable greenhouse gas emission model for the reference time period of the cattle farm operation with the feed ingredient usage data as an input to the model, which can be used to request carbon credits.

The present invention relates to the field of reducing methane emissions from ruminants. In particular, the present invention relates to administering to a ruminant diiodomethane in an amount of at least 0.5 g diiodomethane per animal per day for reducing methane production resulting from digestive activities of said ruminant.

This invention provides a means for rapidly and easily measuring the propionic acid ratio in the rumen of ruminants. [Solution] A primer that targets uncultured Syntrophococcus bacteria, a method for detecting propionic acid-producing bacteria using this primer, and a method for identifying ruminant individuals with a high propionic acid ratio using this primer.

The invention discloses a novel GAA enzyme for improving the degradability of lignocellulose and application of the novel GAA enzyme, the GAA enzyme is derived from 1, 4-benzoquinone reductase of an AA6 family of ruminant rumen microorganisms, and the amino acid sequence of the GAA enzyme is shown as SEQ ID NO.1. Experiments prove that the enzyme has high catalytic activity and stability in a rumen environment (pH 6.0-6.8, 39 DEG C), can effectively improve the degradation rate of lignocellulose, and has wide application prospects in preparation of enzyme preparations, feed additives or microecologics for improving the utilization rate of lignocellulose in ruminant roughage.

An apparatus and method are provided for reducing methane emissions from ruminant animals by combusting methane gas extracted from the rumen. The system comprises a conduit configured to transport methane from the animal's rumen to a combustion module mounted externally or implanted partially or fully in a subdorsal position. The combustion module includes a pressure-activated valve, air intake, ignition system, and combustion chamber enclosed by a heat-absorbing roof structure. A control unit monitors internal gas pressure and triggers a spark ignition circuit when combustion conditions are satisfied. An upward-facing camera inhibits ignition if flammable obstructions are detected above the module. A water-filled thermal buffer integrated into the chamber roof moderates exhaust temperature, reducing wildfire risk. Power is supplied by a solar panel and rechargeable battery. The system intermittently converts methane into carbon dioxide and water vapor, significantly mitigating the greenhouse gas impact of enteric fermentation in ruminant livestock.

The invention provides a fermented corncob as well as a preparation method and application thereof, and belongs to the technical field of ruminant nutrition and feed science. The fermented corncob is prepared from the following raw material components in parts by mass: 32 to 42 parts of corncob, 2.5 to 5 parts of soybean meal, 3 to 5 parts of cottonseed meal, 2 to 4 parts of wheat bran, 2 to 5 parts of rice bran, 2 to 5 parts of glucose, 2.5 to 5 parts of cane molasses, 0.2 to 0.5 part of expanded urea, 2 to 4 parts of attapulgite powder, 0.4 to 0.6 part of compound bacterium enzyme mixture, 0.3 to 0.5 part of feed-grade sodium chloride, 0.3 to 0.5 part of feed-grade magnesium oxide and 34 to 42 parts of water. The corncob and other raw materials are subjected to mixed fermentation through combination of various bacteria and enzymes, so that the nutritional value and the nutritional level of the feed are improved. The fermented corncob can replace part of corn in the feed, the production performance is improved, the feed cost is reduced, resource recycling is effectively promoted, and the palatability of the feed is improved.

The present invention is in the field of animal feed, feed supplements, premixes, and feed additives, more particular for ruminants, even more particular for improvement of metabolism and overall health, wellbeing and longevity of a ruminant animal. Provided are methods to increase circulating glucose levels in the blood, to decrease circulating beta-hydroxybutyrate, to reduce the risk of ketosis, and to prevent inflammation in a ruminant.

The utility model provides a liquid adder for ruminant feed, and relates to the technical field of livestock breeding equipment, the liquid adder comprises a mixing tank and a bottom frame, the mixing tank is arranged above the bottom frame, a driving assembly is arranged between the mixing tank and the bottom frame, and a liquid adding assembly is arranged above the outer surface of the mixing tank. A feeding pipe is fixedly mounted above one end of the mixing tank in a penetrating manner. Through cooperative use of the mixing tank, the bottom frame, the feeding pipe, the liquid adding assembly, the discharging pipe, the liquid storage tank, a supporting rod, an adding pipe, a spraying pipe, a spraying head, a second servo motor, a stirring shaft, an overturning plate, a pump body, an output pipe and a connecting roller, the liquid feed adding amount can be accurately controlled. The liquid feed is uniformly sprayed to the solid feed through the nozzle, and the stirring assembly turns the solid feed to fully fuse the liquid feed and the solid feed. A mixing area of the stirring assembly is separated from a nozzle area, solid feed is prevented from blocking nozzles, and the liquid spraying effect is guaranteed.

The utility model relates to the technical field of livestock breeding, in particular to a screening device for ruminant refined supplementary feed. Comprising a device body, a screening net is arranged in the device body, a hollow layer is formed in a shell of the device body, a circulating pipeline is installed on the outer side of the device body through a flange, nozzles are installed at one end of the circulating pipeline at equal intervals, a filter bag is connected to the other side of the circulating pipeline, and a blocking net is installed on the side, close to the device body, of the filter bag; a fan is installed in the middle of the circulating pipeline, and a cooling device is installed at the bottom of the device body. When the device is used, cooling liquid in the water storage tank is conveyed into the hollow layer through the water inlet pipeline by the water pump, the outer wall of the device body is circularly cooled by the hollow layer, gas flow in the device body is realized by the fan through the circulating pipeline, and the temperature in the device body can be effectively reduced.

This invention discloses a ruminant-specific regulatory element retrieval probe based on a 5' desulfurized biotin label and its application. Ruminant-specific regulatory elements are screened through cross-species whole-sequence alignment. Based on the screened gene sequences, a specific retrieval probe with a 5' desulfurized biotin label is designed and synthesized. The retrieval and enrichment process is established and optimized, enabling targeted identification of ruminants and rapid construction and acquisition of a ruminant-specific gene library. This method can simultaneously capture ruminant-specific regulatory element information at the family / genus level, providing an efficient, reliable, and simple technical means for rapidly screening and analyzing ruminant-derived components in livestock production and for identifying ruminant attributes in archaeological skeletal and fossil samples, supporting research on the domestication history of ruminants. The rapidly constructed ruminant-specific gene library provides a genetic basis for analyzing unique ruminant traits, significantly accelerating the traditional process of functional enrichment and pathway enrichment stepwise analysis.

The invention relates to an application of a ruminant non-protein nitrogen feed synergist N-methylglycine and salts thereof as a rumen urease inhibitor in ruminant feeding. The N-methylglycine and the salts thereof have an efficient inhibition effect on rumen urease, and can be used as a novel non-protein nitrogen feed synergist to be combined with urea to replace soybean meal feed to be applied to ruminant feeding.