CN105341373A - Cow feed additive - Google Patents
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Abstract
The invention relates to the field of breeding, and particularly discloses a cow feed additive and a preparation method thereof. The cow feed additive disclosed by the invention comprises the following components of seaweed, cockscomb inflorescences, honeysuckles, medulla tetrapanacis, radix gentianae, herba taraxaci and purslane herbs. When 2.0-7.0% of the cow feed additive is added to a conventional feed, the milk producing performance of cows can be obviously improved, and increasing of the milk producing quantity of the cows, the milk protein rate and the milk fat rate is facilitated; in addition, raw materials of the cow feed additive disclosed by the invention have the advantages of being rich in sources, low in price, simple in processing, safe, free from toxic and side effects and the like, and the cow feed additive has a practical application value and a practical popularization value for the breeding industry and the production of high-quality milk.
Description
Technical field
The present invention relates to a kind of feed addictive, be specifically related to comprise based on seawood meal, cockscomb inflorescence powder, multiple Chinese herbal medicine powder is auxiliary cow feed additive.
Background technology
China Holstein cow is that China's milk production is the highest, quantity at most, the widest dairy bread of distribution, Holstein-Friesian health is given milk the Chinese milk source of direct relation.Affect by external environment, feed etc., Lactation of Dairy Cow poor stability, the output of milk and milk quality all can be affected.First, milk cow forage is often made up of more single coarse fodder and fine fodder, lack high-quality and abundant diet nutritional, as abundant amino acid, vitamin, dietary fiber, mineral element, trace element etc., this makes milk cow appetite, digestion power decline and diarrhoea, is unfavorable for the healthy growth of milk cow and gives milk.Secondly, the thermal source that milk cow produces in digestion and metabolism process, milk cow ox stomach is the fermentation of anaerobism, can produce a lot of thermals source.And along with global air temperature warming, the sweltering hot weather duration in summer is long, major part vaccary cooling installation is simple and crude, even without cooling installation, cause milk cow Yin Gaowen without appetite, affect normal lactation and breeding, Abwehrkraft des Koepers is caused to decline, the incidences of disease such as mammitis raise, and finally cause the output of milk and milk quality to decline, cause heavy economic losses.Finally, high yield cow feed intake is large, and metabolism is vigorous, discharges a large amount of excrement and urine every day, and the transport of these refuses and excretion rely on again the function of the circulatory system.In raising dairy cattle, long-term a large amount of chemicals such as antibiotic that use can overcome the above problems, but there is the harmful effect such as medicament residue, drug resistance.Therefore, reduce phlegm and internal heat by adding, antitoxin, the green functional additive that strengthens immunity to adjustment milk cow organism metabolism, immunity, strengthen cow producing milk performance significant.
At present, for the above problem of milk cow, study and morely comprise the additives such as probiotic, oligosaccharides, microorganism formulation, but its expensive and limited utility.
Therefore, the invention provides the reliable feedstuff additive product of a kind of new type of safe.
The serious side effects that relative chemical medicine brings, the feature such as marine alga and Chinese herbal and crude drugs preparations possess green non-pollution, have no side effect, effect is remarkable.The nutritional labelings such as bioactivator such as high-quality albumen, dietary fiber, mineral element, algal polysaccharides, alginate are provided for milk cow, and by regulating milk cow microecological balance to improve its Immunoresistance and the conversion ratio to feed, improve milk production of cow and quality of giving milk.This is conducive to the benign development of milk cow production and the sustainable development of milk industry, will play an important role to the formation of the ecological Diary industry chain of health.
Wu Mingyang etc. are disclose a kind of preparation method adding prefabricated active Chinese herbal medicine material milk cow supplement feed in the patent of invention of CN104543558A at publication number, propose and comprise the material production high-quality feed such as sodium alginate and Chinese herbal medicine material, greatly promote Lactation of Dairy Cow, improve the performance of milk cow galactopoiesis quality.Sodium alginate extracts from marine alga, and Chinese herbal medicine material is through mixing, pulverizing, alcohol extracting, the step such as ultrasonic, and last decompression distillation, drying obtain prefabricated active Chinese herb medicine.Chinese herbal medicine and the various materials such as sodium alginate, pearling cone meal mix the supplement feed as milk cow.Above invention complex procedures, be unfavorable for that industrialization is produced.
It is disclose a kind of feed addictive in the invention of CN103766603A that field bravery waits at publication number, it comprises the materials such as algal polysaccharides, sodium alginate, part calcium iodate, calcium propionate, additive is added in feed by the addition of 3.0% ~ 5.0%, by in conjunction with multiple Antimicrobial preservative material, enhance its Antimicrobial preservative ability, the scope of application is wider, uses and can reach higher Antimicrobial preservative effect on a small quantity.More than need in invention algal polysaccharides and sodium alginate to be carried out extraction recycling, increase production cost.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of cow feed additive, solves chemical addition agent in existing feed and there is the problems such as residual, efficiency of feed utilization is not high, milk production of cow is low, Milk Quality is poor.
For solving the problem, technical scheme of the present invention is: provide a kind of cow feed additive, comprises following component: marine alga, cockscomb inflorescence, honeysuckle, the stem pith of the rice-paper plant, felwort, dandelion, purslane.
In cow feed additive provided by the invention, described additive comprises the component of following mass ratio: marine alga 60 ~ 80 parts, cockscomb inflorescence 30 ~ 40 parts, honeysuckle 3 ~ 6 parts, the stem pith of the rice-paper plant 5 ~ 10 parts, felwort 4 ~ 6 parts, dandelion 8 ~ 10 parts, purslane 5 ~ 10 parts.
In cow feed additive provided by the invention, described additive is powder, and cross 40 ~ 60 mesh sieves, moisture content is lower than 12.0%.
In cow feed additive provided by the invention, the addition of described cow feed additive in milk cow forage is 2.0% ~ 7.0%, and different lactation addition in period is as follows:
For Early-lactation milk cow, the mass percent of described cow feed additive in milk cow forage is 3.0% ~ 5.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 4.0% ~ 5.0%;
Contain phase milk cow for lactation, the mass percent of described cow feed additive in milk cow forage is 2.0% ~ 4.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 3.0% ~ 4.0%;
For lactation milk cow in mid-term, the mass percent of described cow feed additive in milk cow forage is 3.5% ~ 7.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 5.0% ~ 7.0%;
For Dairy Cows in Late Lactation, the mass percent of described cow feed additive in milk cow forage is 3.0% ~ 6.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 5.0% ~ 6.0%.
The present invention also provides a kind of preparation method of cow feed additive, comprises the steps:
S1, drying: marine alga, cockscomb inflorescence, honeysuckle, the stem pith of the rice-paper plant, felwort, dandelion, purslane are carried out air-dry or 50 ~ 65 DEG C of drying and processings respectively, obtain moisture content lower than 12.0% each raw material components, impurity elimination is stand-by;
S2, pulverizing: described each raw material components is pulverized with pulverizer respectively, crosses 40 ~ 60 mesh sieves, obtain each raw material components powder, stand-by;
S3, mixing: by described each raw material components powder Homogeneous phase mixing in mass ratio, obtain described cow feed additive.
In the preparation method of cow feed additive provided by the invention, in described step S3, described mass ratio is as follows: marine alga 60 ~ 80 parts, cockscomb inflorescence 30 ~ 40 parts, honeysuckle 3 ~ 6 parts, the stem pith of the rice-paper plant 5 ~ 10 parts, felwort 4 ~ 6 parts, dandelion 8 ~ 10 parts, purslane 5 ~ 10 parts.
Implement the present invention, there is following beneficial effect: cow feed additive of the present invention, have clearing heat and detoxicating, strengthen the function such as immunity of organisms, promote the growth metabolism performance of milk cow, be beneficial to the increase of milk production of cow and the raising of quality of giving milk.Cow feed additive of the present invention possesses advantages such as having no side effect, addition is few, sufficient raw, preparation technology are simple, can be applicable preferably in pasture.
Detailed description of the invention
In order to make object of the present invention, technical scheme and feeding effect clearly, the present invention is by being described the feeding effect that cockscomb feed addictive is applied to poultry with comparative examples in conjunction with specific embodiments.
Existing cow feed additive kind is a lot, chemicals, bio-hormone class preparation can improve the effects such as the output of milk, but residuals is often unfavorable for health after entering milk, milk cow forage utilization rate is low, milk production is low, inferior problem to have some plant material class feed addictives of report to solve very well.Main innovate point of the present invention is, based on seawood meal and cockscomb inflorescence powder, a small amount of Chinese herbal medicine is auxiliary, promote milk cow digesting and assimilating nutriments such as the high-quality dietary fibers in high-quality albumen, water-soluble dietary fiber, algal polysaccharides and cockscomb inflorescence in marine alga, in milk cow forage, add the Milk Production that 2.0% ~ 7.0% can significantly improve milk cow.
Marine alga contains very high nutritive value, and its protein content is 8.0% ~ 17.0%, containing multiple algal polysaccharides, multivitamin and the multiple active materials that can promote growth of animal such as algin, fucoidin, carragheen, glucan, laminarans.China's marine alga variety source enriches, and the production of various places seawood meal is in space state substantially, therefore develops seaweed fodder additive and has wide market development space.Containing flavonoids etc. in cockscomb inflorescence, have antitoxin anti-inflammatory properties, in Chinese medicine, control blood under anal fistula, red white diarrhea, feeding cow has the effect promoting and accelerate milk cow weightening finish, fatten.Celosia cristataL. seed pufa-containing and various trace elements can be the diet nutritional that milk cow provides abundant, and Direct-fed is the important means of strengthening milk unsaturated fatty acid content.Containing the distilled liquid of honeysuckle and antimicrobial component chlorogenic acid in honeysuckle; Lactalbumin and caseic content in stem pith of the rice-paper plant protein; Felwort can promote milk cow gastric acid secretion; Dandelion is a kind of desirable mastitis-resisting fortified feed additive; Purslane has the functions such as clearing heat and detoxicating, diuresis.Cockscomb inflorescence and Chinese herbal medicine play its function and promote milk cow intestinal absorption and clearing heat and detoxicating, promote that milk cow is to high protein in marine alga, water-soluble dietary fiber, the digesting and assimilating and growth metabolism of cockscomb inflorescence nutritional labeling, promotes the increase of the output of milk and the raising of quality of giving milk.Meanwhile, the extract in marine alga is a kind of natural antiseptic agent, is beneficial to feed storage.
Embodiment 1
(1) cow feed additive is by following mass ratio composition: marine alga 60 parts, cockscomb inflorescence 30 parts, honeysuckle 3 parts, the stem pith of the rice-paper plant 5 parts, felwort 4 parts, dandelion 8 parts, purslane 5 parts.
(2) choose Early-lactation Fresian 20 the conduct test ox that the first parity calving terminates 5 ± 2 days, the initial output of milk of experiment ox is close, and 20 cow heads are divided into test group and control group at random, often organizes 5 repetitions.
(3) under identical feeding and management condition, experiment milk cow is concentrated every groove of the same area respectively and feeds in cowshed, for experiment milk cow provides identical basal diet, basal feed formula forms: fine fodder (corn 45.0%, wheat bran 20.0%, soya-bean cake 13.0%, cottonseed cake 13.0% etc.) 8.0kg, alfalfa 4.5kg, brewex's grains 10.0kg, silage corn 12.5kg.Meanwhile, adjustment feed is often increase 3 days, and increase the smart grain 0.5kg of mixing, day feeds 3 times, and Milking time is 6:00 AM and 6 pm.
(4) three test group add the feed addictive of the present invention that mass percent is 3.0%, 4.0%, 5.0% respectively.Experimental period is 12 days, and experimental result is as shown in table 1.Every daily milk yield in the statistical test phase, calculates the experimental period per day output of milk (the kg/ top margin of a page).The milk sample of just having taken out is put into the heat-preserving container (0 ~ 4 DEG C) that ice cube is housed to preserve, index to be determined is used.Using protein ratio and butterfat percnetage as the index of quality of cow's milk, the mensuration of lactoprotein and butterfat adopts GB/T5409 and GB/T5413.1 to perform.
Table 1 Lactation of Dairy Cow raising experiment in earlier stage
The Lactation of Dairy Cow initial stage, adding mass percent is after the additive of 3.0%, 4.0%, 5.0%, the average daily output of milk comparatively minor swing, average daily butterfat percnetage and protein ratio improve 0.11%, 0.18%, 0.23% and 0.03%, 0.15%, 0.10% respectively, add additive of the present invention in feed and can comparatively significantly improve cow's milk butterfat percnetage and protein ratio, significant to the colostrum obtaining high-quality, its mechanism may be relevant with active material specific in marine alga and Chinese herbal medicine.In earlier stage, milk cow resistance is more weak, should to recover the muscle power of ox for Lactation of Dairy Cow.Meanwhile, cow feeding amount need be improved as early as possible, adapt to cow in milk feed, recover reproductive capability as early as possible.The feed addictive adding 3.0% ~ 5.0% in the present invention mainly postpartum rich in nutrition, improve organism metabolism level.During summer feeding lactating cow, for strengthening the anti-stress ability of milk cow, feed addictive improves relatively.Additive in the present invention can promote the raising of lactation initial stage milk cow Milk Quality.
Embodiment 2
(1) cow feed additive is by following mass ratio composition: marine alga 80 parts, cockscomb inflorescence 40 parts, honeysuckle slag 6 parts, the stem pith of the rice-paper plant 10 parts, felwort 6 parts, dandelion 10 parts, purslane 10 parts.
(2) choose the second parity calving terminate 20 days, the close lactation of the output of milk contains phase Fresian 20 as experiment ox, 20 cow heads are divided into test group and control group at random, often organize 5 repetitions.
(3) under identical feeding and management condition, experiment milk cow is concentrated every groove of the same area respectively and feeds in cowshed, for experiment milk cow provides identical basal feed, basal feed formula forms: fine fodder (corn 45.0%, wheat bran 20.0%, soya-bean cake 13.0%, cottonseed cake 13.0% etc.) 8.0kg, alfalfa 6.0kg, brewex's grains 6.0kg, silage corn 16.0kg.Day feeds 3 times, and Milking time is 6:00 AM and 6 pm.
(4) three groups of test group add the feed addictive of the present invention of 2.0%, 3.0%, 4.0% respectively.Raise 10 days phases in advance, experimental period is 30 days, and experimental result is as shown in table 2.Every daily milk yield in the statistical test phase, calculates the experimental period per day output of milk (the kg/ top margin of a page).Simultaneously using protein ratio and butterfat percnetage as the index of quality of cow's milk, assay method adopts GB/T5409 and GB/T5413.1 to perform.
Table 2 Lactation of Dairy Cow contains the raising experiment of phase
Lactation of Dairy Cow contains the phase, after interpolation mass fraction is respectively the additive of 2.0%, 3.0%, 4.0%, experimental period 30-60 days, three groups of test group experiment periods daily yieldings on average improve 1.26,1.63, the 1.87kg/ top margin of a page, the average daily output of milk of every cow head obtains and improves more significantly.At the relative lactation initial stage, the average daily butterfat percnetage of milk cow and protein ratio all slightly decline, but relative comparison group, three groups of test group butterfat and protein ratio improve 0.08%, 0.04%, 0.09% and 0.12%, 0.10%, 0.07% respectively.Lactation of Dairy Cow contains the phase, and along with the recovery of birth canal, the disappearance of udder edema and deliquescing, this one-phase is the critical period of cow producing milk, therefore, gives full play to the productive potentialities of milk cow, strives for that peak of lactation maintains the long period, keeps high and stable yields to be primary and foremost purposes.The cow feed additive adding 2.0% ~ 4.0% in the present invention can add on a small quantity assists milk cow conditioning health, strengthens its Immunoresistance and the antitoxin ability of anti-inflammatory, enriches feed nutrition, improve milk quality.Visible, adding in feed that marine alga and Chinese herbal medicine act on comparatively is significantly improve milk production of cow.
Embodiment 3
(1) cow feed additive is by following mass ratio composition: marine alga 70 parts, cockscomb inflorescence 35 parts, honeysuckle 4.5 parts, the stem pith of the rice-paper plant 7 parts, felwort 5 parts, dandelion 9 parts, purslane 8 parts.
(2), during summer, choose the close lactation Fresian in mid-term 20 of the second parity lactation 160 days, the output of milk as experiment ox, 20 cow heads are divided at random 3 test group and control group, often organize 5 repetitions.
(3) under identical feeding and management condition, experiment milk cow is concentrated every groove of the same area respectively and feeds in cowshed, for experiment milk cow provides identical basal feed, basal feed formula forms: smart grain (corn 45.0%, wheat bran 20.0%, soya-bean cake 20.0%, cottonseed cake 10.0% etc.) 10.0kg, alfalfa 4.5kg, brewex's grains 10.0kg, silage corn 14.0kg.Day feeds 3 times, and Milking time is 6:00 AM and 6 pm.Test group adds mass fraction than the feed addictive of the present invention being 3.5%, 5.0%, 7.0%.Raise 10 days phases in advance, experimental period is 30 days, and experimental result is as shown in table 3.
(4) data statistics and interpretation of result method consistent with embodiment 1.
The raising experiment in table 3 Lactation of Dairy Cow mid-term
Lactation of Dairy Cow mid-term, add mass fraction than be 3.5%, 5.0%, 7.0% additive after, the average daily output of milk raising of experimental period every cow head 0.06,1.97, the 2.12kg/ top margin of a page, the output of milk comparatively significantly improves.The phase is contained in relative lactation, and the average daily butterfat percnetage of milk cow and protein ratio all slightly obtain raising, and the interpolation of marine alga and Chinese herbal medicine etc. can make it improve 0.03%, 0.06%, 0.09% and 0.02%, 0.06%, 0.11% respectively.Lactation of Dairy Cow mid-term, decrescence, it is crucial that Milk Production is improved on the lactation peak as far as possible extending milk cow to this stage output of milk.The cow feed additive adding 3.5% ~ 7.0% can help the arrival that it slows down dairy cattle during nonlactating, is beneficial to milk cow positive energy balance and prepares for recovering body condition.In general, add marine alga in feed and Chinese herbal medicine can improve the output of milk, cow's milk butterfat percnetage and albumen rate more significantly, improve Milk Quality.
Embodiment 4
(1) cow feed additive is by following mass ratio composition: marine alga 70 parts, cockscomb inflorescence 35 parts, honeysuckle 6 parts, the stem pith of the rice-paper plant 6 parts, felwort 4 parts, dandelion 8 parts, purslane 5 parts.
(2), during summer, choose the close late lactation Fresian 20 of the second parity lactation 230 days, the output of milk as experiment ox, 20 cow heads are divided at random three test group and control group, often organize 5 repetitions.
(3) under identical rearing conditions, experiment milk cow is concentrated every groove of the same area respectively and feeds in cowshed, for experiment milk cow provides identical basal feed, basal feed formula forms: smart grain (corn 45.0%, wheat bran 20.0%, soya-bean cake 20.0%, cottonseed cake 10.0% etc.) 11.0kg, alfalfa 4.0kg, brewex's grains 10.0kg, silage corn 18.0kg.Day feeds 3 times, and Milking time is 6:00 AM and 6 pm.
It is 3.0%, 4.5%, 6.0% feed addictive of the present invention that (4) three groups of test group add mass percent respectively.Raise 10 days phases in advance, experimental period is 30 days, and experimental result is as shown in table 4.Data statistics and interpretation of result method consistent with embodiment 2.
The raising experiment in table 4 Lactation of Dairy Cow later stage
Close along with the dry milk phase, Lactation of Dairy Cow amount reduces gradually.At Lactation of Dairy Cow later stage 240-270 days, adding mass percent is after the additive of 3.0%, 4.5%, 6.0%, the average daily output of milk of milk cow of test group 1, test group 2, test group 3 improves 0.68 respectively, 1.18, the 1.37kg/ top margin of a page.Relative lactation mid-term, the average daily butterfat percnetage of milk cow and protein ratio all slightly obtain a small amount of raising, and three groups of test group butterfat percnetages improve 0.02%, 0.04%, 0.11% respectively, and protein ratio improves 0.05%, 0.09%, 0.12% respectively.The Lactation of Dairy Cow later stage, this in stage cow be the gestation middle and later periods, development of fetus is very fast, and cow weightening finish is also very fast, and the output of milk sharply declines.The cow feed additive adding 3.0% ~ 6.0% in the present invention can be beneficial to milk cow deposit nutriment and ensure cyotrophy needs, for ensureing the normal development of fetus, stablizes the output of milk, for dry milk is ready.Add the lifting that marine alga and Chinese herbal medicine can promote milk production of cow and Milk Production in feed in the present invention, there is practical application and promotional value.
Above embodiment fully shows marine alga, cockscomb as the applicability of cow feed additive, additive of the present invention provides the nutritional labelings such as high-quality albumen, dietary fiber, algal polysaccharides, alginate, flavonoids active material for milk cow, and by regulating milk cow self microecological balance to improve its Immunoresistance and the conversion ratio to feed, improve milk production of cow and quality of giving milk.This is conducive to the benign development of milk cow production and the sustainable development of milk industry, will play an important role to the formation of the ecological Diary industry chain of health.Cow feed additive of the present invention is a kind of new additive agent, has novelty.
It should be noted last that, above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although be explained the present invention with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from the scope of technical scheme of the present invention, it all should be encompassed in right of the present invention.
Claims (6)
1. a cow feed additive, is characterized in that, comprises following component: marine alga, cockscomb inflorescence, honeysuckle, the stem pith of the rice-paper plant, felwort, dandelion, purslane.
2. cow feed additive according to claim 1, it is characterized in that, described additive comprises the component of following mass ratio: marine alga 60 ~ 80 parts, cockscomb inflorescence 30 ~ 40 parts, honeysuckle 3 ~ 6 parts, the stem pith of the rice-paper plant 5 ~ 10 parts, felwort 4 ~ 6 parts, dandelion 8 ~ 10 parts, purslane 5 ~ 10 parts.
3. cow feed additive according to claim 2, is characterized in that, described additive is powder, and cross 40 ~ 60 mesh sieves, moisture content is lower than 12.0%.
4. cow feed additive according to claim 2, is characterized in that, the addition of described cow feed additive in milk cow forage is 2.0% ~ 7.0%, and different lactation addition in period is as follows:
For Early-lactation milk cow, the mass percent of described cow feed additive in milk cow forage is 3.0% ~ 5.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 4.0% ~ 5.0%;
Contain phase milk cow for lactation, the mass percent of described cow feed additive in milk cow forage is 2.0% ~ 4.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 3.0% ~ 4.0%;
For lactation milk cow in mid-term, the mass percent of described cow feed additive in milk cow forage is 3.5% ~ 7.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 5.0% ~ 7.0%;
For Dairy Cows in Late Lactation, the mass percent of described cow feed additive in milk cow forage is 3.0% ~ 6.0%, when summer uses, and the mass percent of described cow feed additive in milk cow forage is 5.0% ~ 6.0%.
5. a preparation method for cow feed additive, is characterized in that, comprises the steps:
S1, drying: marine alga, cockscomb inflorescence, honeysuckle, the stem pith of the rice-paper plant, felwort, dandelion, purslane are carried out air-dry or 50 ~ 65 DEG C of drying and processings respectively, obtain moisture content lower than 12.0% each raw material components, impurity elimination is stand-by;
S2, pulverizing: described each raw material components is pulverized with pulverizer respectively, crosses 40 ~ 60 mesh sieves, obtain each raw material components powder, stand-by;
S3, mixing: by described each raw material components powder Homogeneous phase mixing in mass ratio, obtain described cow feed additive.
6. the preparation method of cow feed additive according to claim 5, it is characterized in that, in described step S3, described mass ratio is as follows: marine alga 60 ~ 80 parts, cockscomb inflorescence 30 ~ 40 parts, honeysuckle 3 ~ 6 parts, the stem pith of the rice-paper plant 5 ~ 10 parts, felwort 4 ~ 6 parts, dandelion 8 ~ 10 parts, purslane 5 ~ 10 parts.
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| CN105795137A (en) * | 2016-03-23 | 2016-07-27 | 山东新希望六和集团有限公司 | Feed used for dairy cattle feeding |
| CN105876183A (en) * | 2016-04-29 | 2016-08-24 | 朱岑利 | Cow feed additive |
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| CN108850586A (en) * | 2018-08-30 | 2018-11-23 | 天水市畜牧技术推广站 | To hybridize paper mulberry as the feed of raw material promotion milk cow immunity and its preparation method and application |
| CN109287873A (en) * | 2018-09-21 | 2019-02-01 | 青岛农业大学 | A kind of milk cow fermented composite feed, preparation method and application |
| CN114128799A (en) * | 2021-12-16 | 2022-03-04 | 唐山拓普生物科技有限公司 | Feed additive for improving immunity of lactating cows and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105795137A (en) * | 2016-03-23 | 2016-07-27 | 山东新希望六和集团有限公司 | Feed used for dairy cattle feeding |
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| CN108850586A (en) * | 2018-08-30 | 2018-11-23 | 天水市畜牧技术推广站 | To hybridize paper mulberry as the feed of raw material promotion milk cow immunity and its preparation method and application |
| CN109287873A (en) * | 2018-09-21 | 2019-02-01 | 青岛农业大学 | A kind of milk cow fermented composite feed, preparation method and application |
| CN109287873B (en) * | 2018-09-21 | 2021-12-07 | 青岛农业大学 | Compound fermented feed for dairy cows as well as preparation method and application of compound fermented feed |
| CN114128799A (en) * | 2021-12-16 | 2022-03-04 | 唐山拓普生物科技有限公司 | Feed additive for improving immunity of lactating cows and preparation method thereof |
| CN114128799B (en) * | 2021-12-16 | 2023-08-22 | 唐山拓普生物科技有限公司 | Feed additive for improving immunity of cows and preparation method thereof |
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Application publication date: 20160224 |