215 results about "Ruminant animal" patented technology

The invention discloses a ruminant feed capable of replacing soybean meal as well as a preparation method and application of the ruminant feed. The ruminant animal feed is prepared from the following raw material matrixes in parts by weight through compound probiotic fermentation: 45-55 parts of corn sugar residues, 15-25 parts of corn steep liquor, 10-20 parts of corn germ meal, 3-8 parts of extruded soybeans, 3-8 parts of corn protein powder, 2-4 parts of urea and 0.5-1.5 parts of lysine. The compound probiotics are prepared from saccharomyces cerevisiae, lactobacillus plantarum and bacillus subtilis. The invention further discloses a preparation method of the ruminant feed and application of the ruminant feed in completely replacing soybean meal in daily ration of ruminants. The ruminant feed disclosed by the invention can completely replace soybean meal in daily ration of ruminants, and even if the ruminants are in a fattening period, the soybean meal does not need to be additionally added to maintain protein supply, so that the feed cost is effectively reduced, and multiple targets of saving cost, improving efficiency and protecting environment are achieved.

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.

The invention relates to a method for inhibiting rumen gas production by using a genetically modified laver filament as a ruminant feed additive and a method for inhibiting methane production by using the genetically modified laver filament as the ruminant feed additive. A porphyra yezoensis bromine peroxidase gene is cloned, an overexpression vector of the gene is constructed, porphyra yezoensis thallus is used as a receptor for genetic transformation, and a porphyra algal strain of which the key enzyme expression quantity is remarkably improved is obtained through screening. The method comprises the following steps: inducing thalli to generate protonema, crushing the protonema by using a crusher, carrying out ventilated large-scale culture in a seawater culture medium added with PES by using a column bioreactor to obtain a large number of protonema materials, collecting the protonema materials, crushing the protonema materials by using the crusher, and drying at low temperature. The obtained laver protonema powder is put into a vacuum bag for low-temperature preservation in dark light, and can be applied to preparation of ruminant feed as a dairy cow feed additive. The filamentous can accumulate halogenated compounds such as bromidogen and the like, can inhibit the activity of a key enzyme generated by methane in rumen, and further inhibits the generation of methane.

The invention provides an intelligent optimization method for carbon emission reduction of an ecological pasture in extreme weather, and relates to the technical field of intelligent optimization of carbon emission reduction. Comprising the steps that initial monitoring data are collected and preprocessed, and multi-dimensional feature vector output state features are constructed; an LSTM time sequence prediction model is used for analyzing the state of the dairy cow and the activity of methanogens in the rumen, DHI data of an integrated gradient boosting tree model is used for analyzing the amino acid balance and precise nutrition technology of the lactating dairy cow, a dairy cow manure yield prediction model based on a Bayesian network is constructed, a manure management strategy is dynamically optimized, and manure management effect data is output. And constructing a carbon emission reduction comprehensive evaluation model, and evaluating the pasture carbon emission reduction effect. According to the invention, the rumen flora structure is regulated and controlled, the rumen greenhouse gas emission is controlled, the ruminant feed protein level is reduced, and the methane emission is reduced by researching the dairy cow carbon emission rumen microorganism regulation and control technology.

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 utility model provides a ruminant living body muscle adipose tissue minimally invasive sampling device, which relates to the technical field of animal tissue sampling, and comprises an outer sleeve and an inner cutting rod, one end of the outer sleeve is provided with a needle, the other end of the outer sleeve is provided with a handle, and the outer sleeve is provided with a sampling groove close to the needle; the inner cutting rod is movably arranged in the outer sleeve, and a sampling knife is correspondingly arranged at the sampling groove. The animal sampling device has the advantages of being high in sampling efficiency, capable of reducing animal injuries, convenient, easy and fast to operate and low in cost.

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.

A device for assisting in the dental treatment of a ruminant animal, wherein the device is adapted to assist in opening the mouth of the animal, the device comprising: a harness (4) comprising a plurality of straps that are adapted to be secured to the animal's head; securing means (6) to secure the device to a stable structure; a ratchet (8) to assist in opening the mouth of the animal; and at least one removable and adjustable pad (10), the at least one pad being fitted to the ratchet.

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.

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.

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 discloses a dairy cow oestrus recognition method based on attitude angle and trajectory fusion, and aims to solve the problems of recognition lag, high behavior expression heterogeneity, high energy consumption and the like in the existing oestrus recognition technology. According to the method, three-axis attitude angle data (a yaw angle, a pitch angle and a roll angle) are collected through a sensing terminal worn on the body surface of a dairy cow, and behavior trend characteristics of the dairy cow are extracted in combination with a periodically constructed virtual track point string generated based on wireless signal intensity (RSSI) or equivalent signals. The system runs in parallel through three channels of low-frequency attitude angle trend recognition, track behavior recognition and high-frequency perturbation action recognition, and outputs an oestrus recognition result by adopting a fusion judgment mechanism. And meanwhile, an intermittent high-frequency sampling mechanism is introduced, so that the balance between high-sensitivity identification and power consumption control is realized in a suspected oestrus state. The method does not need to introduce complex signal sources such as acceleration, images and sound, is high in recognition precision and low in deployment cost, is suitable for intelligent monitoring requirements of cow oestrus in a large-scale pasture, and also has the capability of identifying and migrating oestrus to other ruminants.

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.