92 results about "Milk yield" patented technology

The invention discloses a composite microecological preparation as well as a preparation method and application thereof. The compound microecological preparation disclosed by the invention comprises lactobacillus casei, lactobacillus plantarum and saccharomyces cerevisiae. The application effect of the composite microecological preparation in cow breeding is remarkable, the optimal addition amount of the composite microecological preparation is 100 mL / cow / day, the production performance of lactating cows can be improved, the milk yield is improved by 3.30 kg / cow / day, the milk yield of 4% standard milk is improved by 3.78 kg / cow / day, the total protein is improved by 15.9%, the albumin is improved by 14.7%, the globulin is improved by 16.5%, and the somatic cell number is reduced by 52.6%; and pollutant emission can be reduced, including 37.2% of ammonia emission reduction and 28.7% of carbon dioxide emission reduction.

The invention provides a preparation method of a milk goat total mixed ration containing fresh oat grass, and the method comprises the following steps: preparing a first fermentation product from peanut straw, soybean meal and wheat bran, then carrying out mixed fermentation on the first fermentation product and corn straw to prepare a second fermentation product, and mixing the second fermentation product with other components containing the fresh oat grass to prepare the milk goat total mixed ration. The milk goat total mixed ration provided by the invention can improve the milk yield of milk goats or improve the level of polyunsaturated fatty acids in goat milk.

The invention discloses an SNP molecular marker for increasing the milk yield of Holstein cattle and application of the SNP molecular marker, the SNP molecular marker is located at a mutation site of a Holstein cattle genome Leptin gene, the gene number of the Leptin gene in an NCBI database is NC037333.1, the SNP molecular marker is located at the 1761th basic group of a cDNA sequence of the Leptin gene, and the mutation basic group is A or G. When the basic group of the SNP molecular marker is A, the genotype is AA or AG, and the milk fat rate and the milk protein rate of Holstein cow milk production are high; when the basic group of the SNP molecular marker is G, the genotype is GG, the milk yield of Holstein cattle in 305 days is high, and the milk quality is not obviously reduced. The marker is applied to genetic improvement of dairy cows, and the frequency of dominant alleles can be improved generation by generation by selecting individuals carrying the dominant alleles, so that the lactation performance of the dairy cows is effectively improved, the breeding efficiency is optimized, and the competitive advantage in the field of dairy cow breeding is enhanced.

This invention belongs to the field of dairy farming technology and discloses a method for detecting abnormal milk yield in dairy cows based on big data analysis. The method includes the following steps: constructing big data for dairy cow health monitoring and big data for detecting abnormal milk yield; constructing training sample sets for dairy cow health monitoring and abnormal milk yield detection; constructing dairy cow health monitoring models and abnormal milk yield detection models; collecting real-time dairy cow health monitoring data and real-time abnormal milk yield detection data for target dairy cows; performing dairy cow health monitoring; performing abnormal milk yield detection to obtain real-time abnormal milk yield detection results for the target dairy cows; and visualizing the abnormal milk yield detection results. This invention solves the problems of high labor costs, poor accuracy, and low practicality in existing technologies.

The invention relates to the field of biotechnology, in particular to the selection of farm animals, and can be used on breeding farms in the selection of Kazakh horses for milk productivity. In a method that includes the evaluation of animals by type and origin, by live weight and body measurements - height at the withers, oblique length of the body, chest girth, pastern girth, by the exterior and milk yield of mares, where a preliminary assessment of animals is carried out at 3.5 years, while fillies and colts are selected by live weight and body measurements, finally selected for breeding adult mares with a live weight of 500 kg, with a cup-shaped or rounded udder, with conical or cylindrical teats, directed vertically downwards, with a daily yield of commercial milk in the third month of lactation of 5.5 kg, and stallions with a live weight of 520 kg, with body measurements: height at withers - 143 cm, oblique body length - 152 cm, chest girth - 180 cm, metacarpus girth - 22.0 cm.

The invention discloses a micro-residue treating, recycling and recycling device, which belongs to the technical field of filtering and recycling equipment, and comprises a two-stage separation assembly, which is arranged at the top of a partition plate and is used for carrying out two-stage filtration on boiled soybean milk, so that solid and liquid are separated and respectively enter a soybean residue box and the partition plate; the recycling assembly is mounted on the inner side of the two-stage separation assembly and is used for recycling bean dregs subjected to second-stage separation; and the flushing assembly is mounted above the two-stage separation assembly and is used for flushing the bean dregs subjected to the second-stage separation into the recovery assembly. Through the arrangement of the two-stage separation assembly and the recovery assembly, the two-stage separation assembly performs two-stage filtration on soybean milk, the protein extraction rate is increased, the soybean milk yield is increased, the soybean milk taste is improved, the soybean milk is silky and fine in taste, the product quality is improved, micro residues in the soybean milk can be prevented from blocking a filter screen in a pipeline, frequent shutdown for cleaning is not needed, and the production efficiency is improved. The working efficiency is improved.

The invention discloses application of thiamine in preparation of a product for treating subclinical ketosis of dairy cows, and belongs to the field of biological medicines. Tests prove that compared with dairy cows suffering from subclinical ketosis (SCK), by adding thiamine, the content of beta-hydroxybutyric acid (BHBA), the number of bacteria in milk and the number of somatic cells can be remarkably reduced, and the milk yield, the milk fat content, the acetic acid content and the A / P ratio are remarkably increased; the microbial diversity of rumen and excrement of the dairy cow can be adjusted; a metabonomics result shows that metabolite up-regulated after the thiamine is added mainly focuses on pyruvic acid metabolism, glycolysis or gluconeogenesis, tyrosine metabolism, glycerophospholipid metabolism and biosynthetic pathways of phenylalanine, tyrosine and tryptophan. The conclusion is that when thiamine is added into the SCK dairy cow, synthesis and catabolism of BHBA of an organism can be effectively regulated and controlled by adjusting the content of succinyl-coenzyme A, then subclinical ketosis is relieved, rumen fermentation is promoted, and therefore the milk yield and the milk quality are improved.

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 relates to the technical field of molecular biology, and particularly discloses application of a kit for detecting an SNP molecular marker in screening of high-yield cows, the nucleotide sequence of the SNP molecular marker is shown as SEQ ID NO.1, N at the 2694th site in the SEQ ID NO.1 represents G or A, the polymorphism of the basic group at the site affects the milk yield of the cows in the lactation period, and the nucleotide sequence of the SNP molecular marker is shown as SEQ ID NO.1. The total milk yield of the cattle with the AG genotype in the lactation period is higher than that of the cattle with the GG genotype. By optimizing the dominant alleles of the SNP, the frequency of the dominant alleles can be increased generation by generation, the total milk yield of the cattle in the lactation period is increased, the excellent cattle with the high milk yield character in the lactation period is bred, the genetic improvement progress of the cattle is accelerated, and therefore the economic benefits of cattle breeding are effectively improved.

The present application relates to the technical field of mixing device, in particular to a feed additive adding method for increasing milk yield of cattle and sheep and a feed mixing device, a servo motor is installed on the top of a stirring drum, a feeding port is formed on the top surface of the stirring drum, the rotating shaft of the servo motor penetrates through the top plate of the stirring drum, a connecting seat is installed at the bottom end of the rotating shaft of the servo motor, a vertical cylinder is integrally formed at the bottom end of the connecting seat, a pouring pipe is fixedly connected to the top end of the connecting seat, a blade is fixed to the bottom end of the vertical cylinder, a connecting pipe is inserted between the blade and the vertical cylinder, a storage groove is formed in the blade, a heating pipe is embedded at the bottom end of the blade, a "n" shaped mounting groove is formed on the bottom surface of the blade, and the heating pipe is fixed by using a mounting frame, so that the material at the bottom of the stirring drum is heated and kept warm. The functionality of the blade is enriched, so that the blade not only realizes the mixing of feed raw materials, but also meets the feeding of additives (or cleaning agents), and cooperates with the heating pipe to meet the heating and keeping warm requirements of the feed raw materials.

The present invention provides a method of feeding a ruminant animal, preferably a pregnant ruminant animal, using a phytogenic composition. By feeding the composition pre-partum, the colostrum yield may be increased and colostrum quality is improved. Moreover, milk yield and milk fat percentage may be increased during lactation phase of the ruminant animal.

The invention is a divisional application with the patent application number of CN202510138171.9. The invention discloses an application of an SNP (Single Nucleotide Polymorphism) site related to buffalo lactation traits and an application of an amplification primer group of the SNP site, the SNP site is used for detecting dominant genotypes related to the buffalo lactation traits, the SNP site is marked as the 51st basic group in Chr6116041915, the basic group is G or A, and the amplification primer group is marked as the 51st basic group in Chr6116041915. The nucleotide sequence of the Chr6116041915 is specifically as shown in SEQ ID NO. 3. Compared with the prior art, one SNP molecular marker related to the buffalo lactation character is screened and extracted and is used for breeding buffalo individuals with high daily average milk yield, the breeding time is effectively shortened, and the breeding cost is reduced.

The invention provides a rumen bypass folic acid additive, a preparation method and application thereof and a method for producing milk rich in folic acid, and particularly belongs to the technical field of rumen bypass additives. The rumen bypass folic acid additive comprises folic acid, cobalamin, silicon dioxide, lipase, palm fat, coconut oil and calcium stearate. The rumen bypass folic acid additive can reduce folic acid degradation by rumen microorganisms, can directly reach small intestines to be absorbed, improves the folic acid utilization rate of ruminants, specifically can improve the milk yield, milk protein, milk fat and folic acid content and yield of dairy cows, and can produce folic acid-rich cow milk; the feed can also increase the plasma glucose level and reduce the concentration of beta-hydroxybutyric acid, so that the energy metabolism state of the dairy cow is improved, the production performance of the dairy cow is improved, and economic benefits are brought to pastures.

The application belongs to the technical field of traditional Chinese veterinary medicine, and particularly relates to a medicine composition for improving postpartum health level of dairy cows and application thereof. The medicine composition comprises specific proportion of radix paeoniae alba, ramulus cinnamomi, semen persicae, ligusticum wallichii, fructus aurantii, poria cocos and glycyrrhizae, the composition can effectively promote the recovery of forage intake and milk yield of perinatal dairy cows, and can also reduce the risk of perinatal dairy cows suffering from metritis and the like, and is beneficial to the recovery of postpartum production performance of the dairy cows.

The invention relates to a preparation method and application of a lactating cow premix for improving a chronic stress state, and the lactating cow premix comprises the following components in percentage by mass: 25-40% of a carrier, 0.01-0.05% of an antioxidant, 2-8% of vitamins, 40-60% of minerals, 0.5-2% of probiotics, 1-5% of saccharomyces cerevisiae, 5-10% of lysine, 0.01-0.05% of chromium methionine and 2-5% of curcumin. The preparation method comprises the following steps: weighing the components in proportion, adding the components into a mixer, mixing for 20-40 minutes, packaging, and inspecting. The lactating dairy cow premix for improving the chronic stress state can effectively relieve the chronic stress condition of dairy cows, reduce the probability that the dairy cows suffer from mastitis and digestive tract diseases in the stress period, improve the resistance and immune function of the lactating dairy cows, increase the milk yield and improve the milk quality, and is balanced in formula nutrition, simple in preparation method and low in cost. The feed additive can be directly added into feed and has a wide application prospect.

A method for predicting dairy cow milk production is disclosed, relating to the field of milk production prediction technology. This invention aims to address the problem of low prediction accuracy in existing dairy cow milk production prediction methods. The invention includes: acquiring a dataset of milk production characteristics of dairy cows to be predicted; preprocessing the milk production characteristic data to obtain a preprocessed dataset of milk production characteristics; inputting the preprocessed dataset of milk production characteristics into a trained coarse milk production prediction model to obtain a coarse predicted milk production; and inputting the preprocessed dataset of milk production characteristics and the coarse predicted milk production into a trained fine milk production prediction model to obtain the final predicted milk production. This invention is used for predicting dairy cow milk production.

The invention discloses application of an SNP (Single Nucleotide Polymorphism) marker influencing the colostrum yield of sheep in a PTPRK gene. The marker is located on a PTPRK gene of a sheep chromosome 8, the specific SNP marker site is C / T base mutation at the 488 bp position of SEQ ID NO: 1 in a sequence table, and the colostrum yield of TT and CT genotype sheep individuals at the site is remarkably higher than that of CC genotype individuals. Hu sheep is used as a research object, PCR is used for amplifying a DNA sequence of an eighth exon of a sheep PTPRK gene, the sequence has an SNP variation site, the colostrum yield of a specific genotype Hu sheep individual at the variation site is analyzed, and the Hu sheep individual is selected and reserved for breeding according to the colostrum yield, so that excellent individuals with high colostrum yield are rapidly screened, the breeding process of a high colostrum yield population is accelerated, and the breeding efficiency of the sheep PTPRK gene is improved. A marker resource is provided for marker-assisted selection breeding of the colostrum yield of the sheep.

The application discloses a bacteriostatic type of liquor dreg containing Zhangzhou Bacillus GBW-NX and a preparation method and application thereof, and belongs to the technical field of microorganisms. The preservation number of the Zhangzhou Bacillus GBW-NX is CGMCC No. 27402. It is proved through experiments that the Zhangzhou Bacillus GBW-NX has the bacteriostatic effect on inhibiting Escherichia coli, Salmonella and Staphylococcus aureus. The Zhangzhou Bacillus GBW-NX is placed in a solid culture medium containing the liquor dreg to be fermented and enzymolyzed to prepare the bacteriostatic type of liquor dreg. The bacteriostatic substance of the bacteriostatic type of liquor dreg is a bacteriocin. It is also proved that the bacteriostatic type of liquor dreg can improve the intestinal function of ruminants including lactating cows, and can also improve the milk yield of the cows, thereby widening the application range of the Zhangzhou Bacillus GBW-NX, providing a new direction for the feeding of ruminants, and having important significance for the breeding of ruminants.

The invention relates to the technical field of microorganisms, in particular to lactobacillus plantarum NSLP-1 as well as a complex microbial inoculant and application thereof, and discloses the lactobacillus plantarum NSLP-1 with the preservation number of GDMCC NO: 67233. The strain has efficient lipid-lowering capacity and excellent gastrointestinal tract tolerance, and can inhibit intestinal pathogens such as salmonella choleraesuis and staphylococcus aureus. The invention also provides a compound microbial agent containing the strain. The compound microbial agent is prepared by compounding lactobacillus plantarum NSLP-1, bacillus subtilis GL-4 and bacillus velezensis V1 according to the volume ratio of 1: (1-2): (1-2). The strain or the complex microbial inoculant can be used for preparing mulberry twig fermented feed, the crude protein content of the feed can be remarkably increased, the fiber content is reduced, and the fermentation quality is improved. By feeding the fermented feed, the diarrhea rate of the Murrah buffalo can be effectively reduced, and the milk yield and the milk quality can be improved.

Feed compositions include one or more vitamin D3 compounds selected from 1-α-hydroxy vitamin D3, 25-hydroxy vitamin D3, and / or 1-α-,25-dihydroxy vitamin D3 in an amount sufficient to improve milk quality and / or to increase milk yield of a ruminant animal.

Animal feed compositions for reducing methane emission and / or for inhibiting one or more methane producing organisms (i.e., methanogens). Also included are the use of said compositions to reduce methane emission from animals such as ruminant animals, to inhibit methanogenesis by one or more methanogens in said animals, and / or to increase milk yield and / or body weight gain of said animals is described, as well as related methods.

This invention discloses a method for evaluating corrected milk yield in Chinese Holstein dairy cows. The method involves detecting the genotype rs109669792, revealing that individuals with the GG genotype have a significantly higher corrected milk yield than those with the GA genotype. This invention identifies a SNP—rs109669792—significantly correlated with corrected milk yield in Chinese Holstein dairy cows, with individuals with the GG genotype showing a significantly higher corrected milk yield than those with the GA genotype. Furthermore, primers for detecting the genotype of this SNP locus are provided. Using these primers to detect the genotype of this SNP locus can assess the corrected milk yield in Chinese Holstein dairy cows, and this method has promising applications in molecular breeding for milk quality traits in Chinese Holstein dairy cows.

The present application relates to the field of microbial technology, in particular to bacillus subtilis BS-1 and its application in water buffalo silage feed, the strain BS-1 of the present application has good bacteriostatic activity on escherichia coli, salmonella and streptococcus uberis, after mixing and fermenting according to a specific proportion with orange peel and cassava residue, the bacteriostatic spectrum of the obtained silage feed is significantly enhanced, which can simultaneously inhibit escherichia coli, campylobacter jejuni, salmonella, streptococcus uberis, staphylococcus aureus and streptococcus agalactiae that cause diarrhea and mastitis. In the feed, after mixing 60%-75% of orange peel and 25%-40% of cassava residue, the crude protein content of the fermentation product is significantly improved, and the fiber content is reduced. Feeding test shows that the feed can significantly improve the milk yield and milk quality of lactating water buffalo, and effectively alleviate diarrhea. The present application provides a safe, efficient and nutritious silage feed with disease prevention function.

The present invention relates to a method for managing breast milk expression comprising the steps of: providing an expected milk yield over time; expressing milk and measuring the expressed milk yield at a given time; comparing the measured milk yield at the given time with the expected milk yield at the given time and generating an alarm if the measured milk yield is lower than the expected yield.

The invention discloses citrus reiculata Blanco fruit fiber probiotic feed as well as a preparation method and application thereof, and relates to the technical field of feed. The feed is mainly prepared from citrus reiculata blanco residues, hay, flaxseed meal, tea residues, corn flour and soybean meal through compound microorganism fermentation. The feed comprises the following fermentation raw materials in percentage by weight: 60-75% of citrus reiculata Blanco residues, 20-30% of hay, 5-15% of flaxseed meal, 8-10% of tea residues, 2-10% of corn flour and 5-12% of soybean meal. The compound microorganisms are aspergillus niger, saccharomyces cerevisiae, corynebacterium glutamicum and lactobacillus plantarum. By optimizing the fermentation raw materials, the fermentation inoculant and the fermentation method, not only are the contents of crude protein, crude fat and amino acid in the citrus reiculata blanco residues increased, but also the content of anti-inflammatory and antioxidant substances is increased, and when the citrus reiculata blanco residues are used for feeding dairy cows, sufficient nutrients easy to digest and absorb can be provided, the immunity of the dairy cows is improved, and the morbidity of mastitis is reduced; therefore, the milk yield of the dairy cow is improved.

The invention discloses a nutritional additive for livestock, which is prepared from thiamine and nicotinamide in a mass ratio of (1-2): (1-2), and is a brand-new nutritional additive capable of effectively relieving the industrial problems of sheep breast immunity, oxidative damage, lactation performance reduction and the like caused by heat stress. Under the optimized additive amount, by applying the nutritional additive, the functions of mammary gland cells can be remarkably improved, and the milk yield and the content of milk components such as milk fat, milk protein and lactose can be increased; according to the nutritional additive, a safe and stable daily ration formula can be established, and the residual risk of traditional chemical drugs or excessive vitamins is avoided.

A functional forage grass having the effects of improving mastitis occurrence and increasing milk yield, and a preparation method therefor and the use thereof. The functional forage grass is composed of a forage grass matrix material and a nutritional material, and is prepared by means of a first stage of aerobic fermentation with mushrooms and a second stage of anaerobic fermentation with lactic acid bacteria and yeast strains. Therefore, the functional forage grass prepared by means of the two-stage fermentation method of first aerobic fermentation and then anaerobic fermentation in the present invention can produce a good proportion of organic acids, has the characteristics of a high lactic acid content, a high protein content, a high rumen degradable protein content, a high dry matter content, etc., and can effectively inhibit the growth of other microorganisms to achieve the purpose of maintaining the stability of the functional forage grass after unsealing. The functional forage grass of the present invention is used in the preparation of a feed product capable of improving mastitis occurrence in herbivores and increasing the milk yield of herbivores.

The invention relates to the technical field of animal husbandry management, in particular to a shift milk yield prediction and mastitis early warning method and system based on a dairy cow physiological model, and the method comprises the steps: 1, obtaining historical shift milk yield data of an individual dairy cow, and carrying out the preprocessing of the data; step 2, constructing physiological lactation models, and constructing and training a physiological lactation model for each dairy cow to analyze the milk yield of the dairy cow; 3, constructing a robust linear trend analysis model, and analyzing the change trend of the actual milk yield of the dairy cow in the recent period; and step 4, designing mastitis early warning logic, and performing milk yield analysis and mastitis early warning according to results output in the step 2 and the step 3. According to the method, the milk yield is accurately predicted in combination with the physiological characteristics of the dairy cow, and early and reliable mastitis early warning is carried out based on the dynamic change of the milk yield.

An automatic milking device (110) voluntarily head by a dairy animal is controlled by a controller (100) such that milking of the animal (120) is permitted only when a permission condition (MP) is satisfied for the animal (120). Respective points in time (ti, t2, t3) of three consecutive milking rounds of the animal (120) and second and third milk quantities (V2, V3) extruded from the animal (120) in a second milking round and a third milking round are recorded. A first milk production (Pvi) per unit time of the animal (120) within a time interval (I12) between the first and second time points (tT; t2) is determined. It is determined that the animal (120) at the second and third time points (t2; ts) within a time interval (I23) between the first milk production amount (PV2gt) per unit time and the second milk production amount (PV2gt; . A check is made as to whether the first and second milk yields (Pvi, PV2) per unit time satisfy linearity requirements with each other. A permission condition (MP) for the animal (120) for a fourth milking round following the third milking round is set only when the linearity requirement is met such that a time interval (I34) between the third milking round and the fourth milking round must be longer than a time interval (I23) between the second milking round and the third milking round.

The application belongs to the technical field of microorganisms, and particularly discloses a bacillus velezensis DZ-4-002 and application thereof. Bacillus velezensis The bacillus velezensis DZ-4-002 provided by the application has a Latin name of CGMCC No. 25955. The strain can not only produce a high yield of nitrite reductase, but also improve the growth performance of animals and the milk production performance of dairy cows. Within the experimental range of the application, the bacillus velezensis provided by the application can not only improve the egg production increase rate, average egg weight and feed utilization rate of laying hens, but also improve the average daily weight gain, average daily feed intake and feed utilization rate of weaned piglets, and the average milk yield, milk-feed ratio and lactose content in milk of dairy cows. The application has a good application prospect in the fields of nitrite degradation agents, feed and additives thereof.