101 results about "Perinatal period" patented technology

A personalized health aid device for the perinatal period of gravida or puerpera features the PC or PDA is used as its application and operation platform. It is composed of food nutrition instructing module, fetalrhythm monitor module, the cardioelectric monitor module and blood pressure monitor module for gravida and puerpera, fetal movement monitor module, fetal education module, personalized health managing module, infant monitor module, infant nutrition instruction module, relax training module for gravida and paerpera, and data storage and computer interface module.

The invention relates to a diagnosing reagent for hepatitis B, disclosing detection grains for e antigens of the hepatitis B virus, which are of the luminous grains coated by anti-HBE antibodies. The invention also discloses preparation and application for the detection grains for e antigens of the hepatitis B virus; moreover, the invention further discloses an outside-body diagnosis reagent box for detecting e antigens of the hepatitis B in a blood serum sample of human beings as well as a method for utilizing the light excitation chemiluminescence principle to quantitatively and qualitatively detect e antigens of the hepatitis B virus. The reagent box of the invention can be jointly used to diagnose the individual acute or chronic hepatitis B together with other blood serums and clinic information, and screen the hepatitis B for women in the perinatal period so as to judge the risk of newborn babies contaminating the hepatitis B.

The invention belongs to the technical field of sow raising, and specifically relates to feed used for a sow at a perinatal period. The feed is prepared from the following components by mass percentage: 30%-64% of corns, 4%-10% of wheat bran, 10%-15% of soybean meal, 3%-10% of fermentation-enzymolysis soybean meal, 8%-18% of wheat, 3%-8% of skin of bean curd, 2%-8% of fish meal, 1%-3% of fatty powder, 1%-3% o soybean oil, 3%-5.5% of minerals, 0.3%-1% of amino acid, 0.2%-1% of vitamin, 0.02%-0.2% of complex enzyme preparation, 0.1%-1% of a microorganism probiotics group, and 0.1%-1% of citric acid. The feed provided by the scheme can be used for improving immunity of the sow at the perinatal period, lowering the generation possibility of endotoxin in a sow body as well as harms, relieving stress in sow farrowing, changing materials and the like, promoting the post-partum recuperation, the normal ingestion and milk production of the sow, promoting intestinal health, ensuring the health of the sow and piglets, and improving productivity.

The invention discloses a special premix for heavy milker perinatal period, which comprises the following steps: drying traditional medicine additive; grinding; sieving with 200 order; mixing evenly; mixing vitamin evenly; mixing the traditional medicine additive and vitamin evenly; mixing microelement and health products evenly; getting mixture; adding into slow release agent; sieving with 80 order sieve; getting the product. This premix possesses distinctive curative effect and low cost.

The invention belongs to the feed for breading domestic animals, in particular relates to health care feed for a sow in the perinatal period, which comprises main feed prepared by 645 portions of corn, 30 portions of corn protein meal, 100 portions of wheat bran, 180 portions of bean pulp, 20 portions of fish meal, 5 portions of calcium hydrogenphosphate, 10 portions of mountain flour, 10 portions of mineral compositions and vitamins, which sum to 1000 portions; 15 traditional Chinese medicine compositions are added in the main feed as follows: 0.7 portion of radix bupleuri, 0.7 portion of bitter orange, 0.7 portion of motherwort, 0.7 portion of platycodon root, 0.7 portion of atractylodes macrocephaia, 0.7 portion of tuckahoe, 0.7 portion of selfheal, 0.7 portion of radix scutellariae, 0.5 portion of brassica alba boiss, 0.5 portion of radish seed, 0.5 portion of rhizoma cyperi, 0.5 portion of ophiopogon root, 0.8 portion of angelica, 0.8 portion of radix codonopsitis and 0.8 portion of liquorice, which sum to 10 portions, wherein the medicine compositions occupy 1 percent of the total weight of the feed, the sow after being fed by the health care feed can rapidly recover the function, and the feed improves the fertility and the premunition, increases the appetite, and promotes the digestion.

The invention relates to a disease-resistant health care compound Chinese herbal medicinal feed additive for dairy cattle in a perinatal period, which can prevent fatty liver for dairy cattle in the perinatal / postpartum period from happening, improves the reproductive performance of dairy cattle in the perinatal / postpartum period, and is characterized in that based on the physiological stage characteristics of the dairy cattle in the perinatal period, two compound Chinese herbal medicinal additives (an antenatal compound Chinese herbal medicinal preparation A and a postpartum compound Chinese herbal medicinal preparation B) are prepared by stages, wherein the antenatal compound Chinese herbal medicinal preparation A comprises the following raw material components in parts by weight: 15 parts of radix astragali, 15 parts of Angelica sinensis, 25 parts of medicated leaven, 20 parts of hawthorn, 15 parts of areca nut, 30 parts of felwort, 20 parts of radix bupleuri, 20 parts of fructus gardeniae, 20 parts of rhizoma alismatis, 15 parts of akebiaquinata, 20 parts of capillary Artemisia, 25 parts of Artemisia apiacea, 15 parts of rehmanniae praeparatum and 10 parts of liquorice; and the postpartum compound Chinese herbal medicinal preparation B comprises the following raw material components in parts by weight: 15 parts of angelica sinensis, 15 parts of white paeony root, 15 parts of ligusticum wallichii, 15 parts of safflower, 20 parts of peach seed, 20 parts of radix bupleuri, 30 parts of felwort, 20 parts of fructus gardeniae, 15 parts of scutellaria, 15 parts of rhizoma alismatis, 15 parts of akebiaquinata, 20 parts of rhizoma atractylodis, 20 parts of medicated leaven, 15 parts of hawthorn, 10 parts of liquorice and 15 parts of leonurus. The feed additive is stirred into a daily ration or grain feed in three steps, evenly mixed and fed to the cattle, wherein each cow needs 300g every day.

The invention relates to a diagnostic reagent for hepatits B, and discloses a hepatits B virus e antibody assay kit and an assay method thereof. The invention adopts light initiated chemiluminescence assay technology, and discloses the hepatits B virus e antibody assay kit, which comprises luminescent particles coated by anti-HBe antibody, anti-HBe antibody marked by biotin and neutralized e antigen. The invention also discloses a method for qualitatively or quantitatively assaying hepatits B e antibody by the light initiated chemiluminescence assay technology. The assay kit can be combined with other serum and clinical information for diagnosing infectious conditions of acute or chronic hepatits B of an individual, and also can be used for screening hepatits B of female in perinatal period to judge the hazard that neonates are infected with the hepatits B. Besides, the kit has the characteristics of high sensitivity, wide assay range and the like, and the assay method has higher sensitivity and better assay range than an enzyme-immunoassay method methodologically.

The invention relates to a feed additive for sows in a perinatal period, which comprises cowherb seed 13-17 parts, angelica sinensis 11-13 parts, rhizoma atractylodis macrocephalae 5-8 parts, ligusticum wallichii 5-8 parts, fenugreek 5-8 parts, myrrh 4-5 parts, astragalus mongholicus 4-5 parts, pericarpium citri reticulatae 4-5 parts, red flower 2-3 parts, dandelion 2-3 parts, liquorice 2-3 parts, leonurus 1-2 parts and scirpus yagara 1-2 parts and is prepared by drying the materials for 2-3 days, smashing and mixing the materials. The feed additive for sows in the perinatal period can promote milk secretion postpartum sows and enable piglets to develop healthily.

The invention provides a feed formula for cows in perinatal period. The feed formula comprises following components in parts by mass: 5-8 parts of traditional Chinese medicine composition, 950-1000 parts of basic concentrated feed, 0.03-0.05 parts of vitamin A, 0.15-0.20 parts of vitamin E, 0.01-0.02 parts of vitamin D, 15-17 parts of rumen protected fatty acid calcium, 3-5 parts of calcium hydrophosphate, 1.0-1.5 parts of sodium bicarbonate, 0.01-0.05 parts of ferrous sulfate, 0.08-0.25 parts of zinc sulfate, 0.5-1.0 parts of magnesium oxide, 9-12 parts of glucose, 3-6 parts of brown sugar, 1-2 parts of white sugar, 1-5 parts of edible salt and 0.1-1.0 parts of vegetable oil. Feeding the cows in the perinatal period with the feed formula according to the method, the incidence of gynaecological diseases such as fetal membrane retaining after delivery, endless lochia, postpartum weakness, postpartum pain, childbed fever, endometritis, metrauxe and vaginitis is obviously reduced, both the oestrus rate once again within 30-40 days after the delivery and conception rate once again within 80 days after the delivery are obviously increased, a target of one delivery per year is basically achieved, the use of antibiotics is decreased to enable the cows and calves to be healthy and obtain good beef quality, the cost for producing the calves is also reduced, and a good economic effect is achieved.

The invention relates to the technical field of animal feed, in particular to a compound pre-mixed material for dairy cows in the post-perinatal period and application thereof. The compound pre-mixed material consists of iron sulfate, manganese sulfate, zinc sulfate, copper sulfate, 1-percent potassium iodide, 1-percent cobalt sulfate, 1-percent sodium selenite, vitamin A, vitamin D, vitamin E, glucose, coated choline, rumen bypass fat, nicotinic acid, vitamin C, yeast cultures, organic chromium, dihydropyridine, sodium bicarbonate, and a carrier. The compound pre-mixed material can be safely and conveniently used, obviously improve an effective conception rate and oestrus rate of the dairy cows, reduce non-pregnant days of the dairy cows, shorten a claving interval of the dairy cows, enforce the body recovery of the dairy cows after delivery, lowers a culling ratio of the dairy cows, prolong a use period of the dairy cows, improve a feeding level of the dairy cows, and increase economic benefits of dairy cow farmers; and the compound pre-mixed material also has the advantages of easy source of raw materials, lower cost, obvious effect, easy popularization and wide application prospect, and is specially used for feeding the dairy cows in the post-perinatal period.

The invention relates to special complete formula feed for sows in the perinatal period. The feed comprises components including corn, fermented soybean meal, fermented peanut meal, oat, super steamed fish meal, egg powder, glucose, brown sugar, an emulsified fish oil-lard compound, seaweed meal, multivitamins, composite organic trace elements, a compound enzyme for pigs, choline chloride, lysine, ethoxyquinoline, phytase, salt, stone powder, calcium hydrophosphate, chitosan oligosaccharide, linseed meal, a cucubalus root-ricepaperplant pith-motherwort herb extract and mushroom powder. The feed effectively solves several common problems such as constipation, prolonged labor, postpartum lactation disorder and inadequate milk in the perinatal period of the sows, provides great help for pig farms for increase of the sow health level, the subsequent litter size and the utilization years as well as reduction of the labor intensity of workers for nursing of the sows in the perinatal period, and has very high economic significance and usage value.

The invention belongs to the field of pig feed and discloses feed of replacement gilts during the perinatal period. The feed is characterized by comprising the following components in parts by weight: 55-60 parts of corns, 20-24 parts of soybean meal, 5.5-6.9 parts of DDGS, 1.3-2.2 parts of wheat bran, 5-10 parts of full-fat rice bran, 0.7-1.2 parts of soybean oil, 1-1.3 parts of imported fish meal, 0.9-1.1 parts of calcium powder, 1.0-1.2 parts of calcium hydrogen phosphate, 0.2-0.5 part of lysine sulfate, 0.4-0.5 part of edible salt, 0.1-0.2 part of choline chloride, 0.2-0.3 part of a vitamin premix, 0.2-0.3 part of a microelement premix and 0.05-0.06 part of a mould inhibiter premix. The feed can be used for promoting physical growth of the replacement gilts, alleviating the primiparous stress of the replacement gilts, improving the food intake of the replacement gilts in the early stage of lactation period, and enhancing the disease resistance of the replacement gilts during the perinatal period.

The invention relates to a milk cow irrigation liquid for protecting a milk cow from safely getting through a latter perinatal period, which comprises the following components in parts by weight: 1 to 10 parts of calcium gluconate, 1 to 10 parts of sodium bicarbonate, 10 to 100 parts of propylene glycol, 10 to 100 parts of edible alcohol, 1 to 10 parts of yeast cell wall, 1 to 10 parts of core material, 10 to 100 parts of molasses, 10 to 100 parts of herba leonuri, 1 to 10 parts of magnesium sulfate, 1 to 10 parts of milk cow compound enzyme and 1 to 10 parts of salt. The irrigation liquid of the invention can supplement various nutrient substances related to organism status recovery after milk cow parturition in time, ensures the health level of an organism after the milk cow parturition, reduces the occurrence of various puerperal diseases, improves the production performance of the milk cow, lowers the treatment cost of veterinaries and finally improves the economic benefit of a pasture.

The invention relates to molecular genetics, and provides a bovine serum microRNA molecular marker of a milk cow fatty liver disease and a milk cow perinatal period-associated metabolic disease. The molecular marker is used for early detection and diagnosis of a diseased cow in production practice of the milk cow, thus greatly improving diagnosis accuracy and greatly avoiding economic loss to the great extent. The marker can be used for variety breeding and idioplasm improvement of the milk cow.

The invention discloses a concentrate supplement used in the later perinatal period of dairy cattle and a preparation method thereof. The concentrate supplement comprises the following components in parts by mass: 55-65 parts of granules, 32-39 parts of laminated grains and 3-4 parts of molasses, wherein the granules comprise the following substances in parts by mass: 32-39 parts of high-fat ethanol stillage and raffinate dry products thereof (with fat content being more than 8%), 15-19 parts of corn germ meal, 9-13 parts of cottonseed meal, 8-10 parts of soybean meal, 4-8 parts of rapeseed meal, 2-6 parts of wheat bran, 3-6 parts of brown sugar, 2.2-2.5 parts of mountain flour, 3-5 parts of yeast culture, 2.0-2.4 parts of calcium hydrophosphate, 1.4-1.6 parts of sodium bicarbonate, 0.80-0.86 part of salt, 0.4-0.6 part of magnesium oxide, 1 part of 1% of premix in the later perinatal period of dairy cattle and 1.4-1.8 parts of dairy cattle Chanhoukang. The concentrate supplement provided by the invention has the function of quickly recovering rumens, and reduces metabolic diseases and reproductive failure diseases in the later perinatal period. The feeding experiment results in the later perinatal period of dairy cattle show that the concentrate supplement can improve the feed intake, milk yield and quick uterine involution in the later perinatal period and improve the milk quality.

The invention discloses a heat-stress-relieving compound feed for a perinatal-period sow and a preparation method of the compound feed. The feed comprises the following components by mass percent: 53-60% of corns, 15-25% of bean pulp, 1-5% of wheat bran, 1-4% of rice bran, 8-18% of DDGS (Distillers Dried Grains with Soluble), 1.2-1.8% of bean oil, 1.0-2.0% of microcapsule-coated coconut oil, 1.0-1.4% of calcium hydrogen phosphate, 0.8-1.2% of limestone, 0.8-1.2% of arginine, 0.1-0.3% of lysine, 0.1-0.2% of methionine, 0.03-0.06% of threonine, 0.1-0.2% of choline chloride, 0.30-0.45% of salt, 1-2% of a premix and 0.02-0.05% of a complex enzyme preparation. According to the compound feed, by regulating and controlling the nutrition of the perinatal-period sow and improving the viability of a new born piglet in hot weather and the milking performance of the perinatal-period sow, the health condition of the perinatal-period piglet is improved and the growth speed of the perinatal-period piglet is increased.

The invention relates to microbiological feed additive for adjusting energy metabolism impairment of flocks and herds during perinatal period, which belongs to the production field of feed additives.A preparation method of the microbiological feed additive comprises the following steps: adding inorganic selenium source into a microbial inoculum culture medium to ensure that the concentration of selenium in the culture medium is 2 to 10 mg / kg; inoculating Candida krusei, Candida valida and Streptococcus thermophilus seed liquor in the culture medium according to the ratio of 13:1:2; mixing theculture solution with the a proper amount of corn flour, and drying at 35 to 40 DEG C to obtain the feed additive. The invention adopts the principle that probiotics can convert sugar into glycerin and convert inorganic selenium into organic selenium to produce the complex probiotic product which is rich in glycerin and organic selenium, can exert the efficacies of glycerin, organic selenium andprobiotics simultaneously, can supply energy to ruminant, regulate and control the energy metabolism, adjust intestinal flora, resist pathogenic microorganism, increase appetite, enhance body immunityand disease resistance, improve the production performance, and is a safe and novel feed additive with has high value and no residual.

The invention belongs to the field of nutrition food, and particularly relates to a quinoa plant energy rod eaten in different stages of a pregnant and perinatal period. The quinoa plant energy rod is prepared from the following raw materials in parts by weight: 10 to 15 parts of puffing quinoa, 10 to 15 parts of oatmeal, 10 to 20 parts of extruded rice, 0.05 to 1 part of yeast culture, 4 to 15 parts of nut ingredients, 10 to 20 parts of fruit ingredients, 4 to 12 parts of functional ingredients, 24 to 26 parts of saccharides and 4 to 6 parts of lipid. The energy rod provided by the invention has the advantages that quinoa rice is used as major raw materials and is assisted with other cereal, fruit, protein, carbohydrate, saccharides and fat; the nutrition is balanced and comprehensive; the quinoa plant energy rod can be used as a meal replacing energy rod; the eating is convenient; the comprehensive nutrition is provided; meanwhile, different requirements at different stages can be met; the immunity is improved; in addition, high product stability is realized.

The invention relates to a premix of a sheep perinatal period feed, which comprises the following materials in parts by weight: 13-17 parts of cowherb seeds, 11-13 parts of Ricepaperplant Pith, 5-8 parts of Radix Paeoniae Alba, 5-8 parts of Ligusticum wallichii, 5-8 parts of fenugreek, 4-5 parts of Codonopsis pilosula, 4-5 parts of Scutellaria baicalensis, 4-5 parts of roasted malt, 2-3 parts of medicated leaven, 2-3 parts of Red Paeony Root, 2-3 parts of liquorice, 1-2 parts of herba leonuri and 1-2 parts of Scirpus yagara; drying the materials at a temperature of 50 DEG C for 2-3 days, crushing and mixing to prepare the premix. The premix of the sheep perinatal period feed provided by the invention can promote postpartum lactating of the sheep and help lambs grow healthily.

The invention relates to a reagent for the diagnosis of hepatitis B and discloses hepatitis B surface antigen detection particles, which are luminous particles coated by a hepatitis B surface antigen.The invention also discloses the preparation and use of the hepatitis B surface antigen detection particles. In addition, the invention also discloses an in-vitro diagnostic kit for determining the hepatitis B surface antigen in a sample and also discloses the using method of the kit. The kit of the invention can be used in combination with other serums and clinic information to diagnose the acute or chronic hepatitis B infection condition of an individual and can also be used for screening hepatitis B in perinatal females to judge the hepatitis B infection risk of the newborns.

The invention relates to a supplementary feed and a feeding method thereof, and provides a feeding method by supplementary feed for dairy cows at a perinatal period, so as to improve the milk yield for dairy cows at a perinatal period. The feeding method comprises the steps of first, weighing the rumen bypass fatty acid, the calcium hydrogen phosphate, the magnesium sulfate, the vitamin E, the glucose, the sodium propionate, the rumen bypass lysine and the wheat bran to be evenly mixed and smashed, adding mixture according to 4%-5% of dairy cow concentrated feed, evenly mixing the mixture and then feeding the dairy cows for 20-25 days after parturition. The invention is mainly used for feeding dairy cows at a perinatal period.

The invention belongs to the field of feed additives, and particularly relates to a functional nutritive additive special for sows during the perinatal period, which can prevent constipation, shortenbirth process and promote colostrum secretion. The functional nutritive additive consists of the following components in parts by weight of 20-30 parts of an intestinal tract health regulator, 15-20 parts of a constitution regulator, 20-30 parts of colostrum secretion promoting regulator, 5-8 parts of carefully-chosen dietary fibers and 15-20 parts of glucose. The functional nutritive additive special for sows during the perinatal period has the functions of preventing constipation, shortening the birth process and promoting colostrum secretion; and besides, the functional nutritive additive special for sows during the perinatal period is low in production cost and suitable for large-scale popularization and application.

The invention discloses a compound feed for sows during the perinatal period. The compound feed for sows during the perinatal period comprises the following ingredients: corn, soybean meal, beet meal,soybean peel, puffed linseeds, soybean oil, super steamed fish meal, sugarcane molasses, calcium hydrogen phosphate, stone powder, sodium chloride, a compound premix for sows during the perinatal period, a hydroxyl-vitamin D3 premix, a Chinese herbal medicine preparation, a compound acidifying agent, L-lysine sulfate, choline chloride, isommaltooligosaccharides, threonine, methionine, phytase, and ethoxyquin. The compound feed for sows during the perinatal period disclosed by the invention is capable of reducing usage of antibiotics in a breeding process, maintaining intestinal health and birth canal health, and decreasing constipation so as to effectively shorten the production process of sows as well as reduce incidence of inflammation; and thus, reproductive performance of sows can befurther improved so as to achieve reduced weak piglet rate and increased weaning weight of the piglets, as well as improved estrus rate of sows within 7 days of weaning.

A dairy cattle feed additive and a breeding method for dairy cattle in an early perinatal period are provided. The additive comprises 1.6-2.6 wt% of rumen-protected choline, 1.4-2.6 wt% of rumen-protected methionine, 30-80 wt% of rumen-protected glucose, 1-2.6 wt% of selenium yeast, 0.4-1.6 wt% of astragalus polysaccharide, 1-2.2 wt% of sodium humate, 2-6 wt% of antibacterial peptide, 1-2.2 wt% of nicotinic acid, 1-2.2 wt% of ammonium chloride and 20-60 wt% of a carrier. The breeding method for the dairy cattle in the early perinatal period through adopting the dairy cattle feed additive is also disclosed. The additive can be directly fed to the dairy cattle and is suitable for the dairy cattle in the early perinatal period. The additive is capable of reducing postpartum energy negative balance for the dairy cattle, increasing dry matter intake and the milk yield of the dairy cattle, promoting dairy cattle health, reducing dairy cattle postpartum diseases and reducing the dairy cattle postpartum elimination rate, and has popularization and using value.

The invention discloses a feed additive for supplying nutrients to cows, belongs to the feed additive field, and specially, relates to cow feed additive products. The feed additive for supplying nutrients to cows comprises 30 to 50 wt% of puffed soybean, 4 to 9 wt% of urea, 3 to 8 wt% of yeast protein powder, 20 to 35 wt% of gloeostereum insarnatum, 15 to 25 wt% of lucid ganoderma and 2 to 9 wt% of a sustained release agent. The feed additive for supplying nutrients to cows can provide enough nutritional reserves for cows in a perinatal period, supply enough nutrients to cows in a lactation peak period, adjust an energy negative balance of a high-yield cow in a lactation peak period, supply a body loss of a high-yield cow in a lactation peak period, improve milk daily output, lactation peak sustainability and a cow conception rate, and prolong a cow lactation peak period by 20 to 35 days.

The invention discloses a composition used for preventing and treating ruminant disease of ruminant in perinatal period and fatty liver disease. The composition comprises rumen protected glucose, rumen protected choline and / or rumen bypass protected niacin; the ruminant includes dairy cattle, beef cattle and sheep. By the arrangement, preventing and treating effect of the composition on the ruminant disease of the dairy cattle in the perinatal period and the fatty liver disease can be effectively improved, occurrence of postpartum weight loss is reduced, nonreturn rate is increased, and milk yield is increased.

The invention discloses composite traditional Chinese herbal medicine powder for healthcare of sows in perinatal periods. The composite traditional Chinese herbal medicine powder consists of the following components in percentage by mass: 2-7% of motherwort, 5-10% of Chinese mahonia, 2-8% of folium artemisiae argyi, 5-10% of prepared rehmannia roots, 1-6% of folium isatidis, 4-10% of angelica sinensis, 4-9% of atractylodes macrocephala, 3-8% of radix paeoniae alba, 3-9% of dandelion, 3-7% of carthamus tinctorius, 2-7% of uniflower swisscentaury roots, 4-8% of scutellaria baicalensis, 2-10% ofligusticum wallichii, 1-7% of immature bitter oranges, 1-6% of dried licorice roots soaked in excrement, 5-15% of vaccaria segetalis and 3-10% of lance asiabell roots. The composite traditional Chinese herbal medicine powder has the functions of preventing too long birth courses of sows, reducing dead fetuses and weak piglets in the birth process, improving the vitality of born piglets and promoting postpartum recovery of the sows.

An anionic salt feed additive for dairy cattle in the perinatal period is prepared from a cereal carrier, food-grade hydrochloric acid and coated calcium chloride, wherein the mixing proportion of food-grade hydrochloric acid which is diluted in different proportions to the cereal carrier is 1 mL:2 g or 1 mL:1.5 g, and coated calcium chloride is coated with molasses or silicon dioxide. The anionic salt feed additive for dairy cattle in the perinatal period and the preparation method thereof have the advantages that the defect that liquid hydrochloric acid is likely to generate a toxic and corrosive smell is overcome, the defect that calcium chloride is likely to deliquesce after absorbing moisture is overcome, and meanwhile the problem that calcium chloride is poor in palatability is solved; besides, by adding the product appropriately, diseases in the perinatal period can be controlled and prevented; meanwhile, the process is easy to implement, the product is good in stability, the cost is low, and application and popularization are easy.

The invention relates to the field of feed, and particularly relates to a feed additive for improving metabolism of dairy cows during the perinatal period and a production method thereof. The feed additive comprises the following components in percentage by weight: 10% of milkvetch root, 15% of light-yellow sophora root, 20% of glossy privet fruit, 15% of poria cocos, 15% of Eclipta alba, 15% of dandelion and 10% of liquorice root. The production method of the feed additive comprises the steps of naturally drying all the components or drying all the components at 60-65 DEG C for 48 hours, weighing all the components in a certain weight ratio, mixing and crushing. The feed additive has the beneficial effects of alleviating metabolic stress of dairy cows during the perinatal period, improving body immunity of dairy cows, lowering the incidence of mastitis, endometritis and other diseases, and enhancing the milk yield of dairy cows while improving milk quality.

The invention relates to an embryo strengthening material for increasing health degree of sows at the late gestation and an application of the embryo strengthening material. The embryo strengthening material comprises 40%-64% of corn, 10%-18% of soybean meal, 5%-8% of fermentation and enzymolysis soybean meal, 4%-8% of bran, 2%-6% of fish meal, 1%-3% of fatty powder, 1%-3% of soybean oil, 8%-15% of composite dietary fibers, 0.5%-1.8% of a composite microecological preparation, 0.1%-1.2% of a composite acidulant, 0.5%-2.5% of an amino acid compound additive, 0.2%-1% of composite organic trace elements, 1%-3% of a complex vitamin additive, 0.2%-0.6% of fructo-oligosaccharide, 0.8%-1.5% of stone powder, 0.6%-1.5% of calcium hydrogen phosphate, 0.2%-0.4% of table salt and 0.1%-0.2% of baking soda. The composite dietary fibers, the composite microecological preparation, the acidulant, the fructo-oligosaccharide and the like are added in high proportion, so that the health of intestines of the sows is regulated, and the phenomenon of oxidative stress of the sows at the perinatal period can be effectively relieved.