CN104799021A - Andrographis paniculata-containing laying hen feed additive preparation method - Google Patents
Andrographis paniculata-containing laying hen feed additive preparation method Download PDFInfo
- Publication number
- CN104799021A CN104799021A CN201410032957.4A CN201410032957A CN104799021A CN 104799021 A CN104799021 A CN 104799021A CN 201410032957 A CN201410032957 A CN 201410032957A CN 104799021 A CN104799021 A CN 104799021A
- Authority
- CN
- China
- Prior art keywords
- mesh sieves
- raw material
- material components
- feedstuff
- softwood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The present invention belongs to the technical field of feed additive production, and particularly relates to an andrographis paniculata-containing laying hen feed additive preparation method, wherein per 100 parts of the raw materials comprises, by weight, 30-40 parts of an andrographis paniculata extract, 25-30 parts of a dandelion extract, 15-20 parts of a portulaca oleracea extract, and the balance of starch. The preparation method comprise: respectively crushing and screening the raw material components, respectively weighing the raw material components according to the weight ratio, carrying out mixing stirring, adopting water as a wetting agent to prepare wet particles, drying, and finishing the particles so as to prepare the andrographis paniculata-containing laying hen feed additive. The andrographis paniculata-containing laying hen feed additive of the present invention belongs to the pure natural pollution-free product, and has effects of laying hen immunity enhancing, antibacterial, inflammation eliminating, and laying hen egg yield increasing.
Description
Technical field
The invention belongs to feed addictive manufacturing technology field, be specifically related to a kind of preparation method of the feedstuff for laying hens additive containing Herba Andrographitis.
Background technology
For many years, in the breeding process of laying hen, all to add antibiotic, to reduce the various diseases of laying hen, improve laying rate.Some breeding enterprises, in order to obtain larger economic benefit, often add excessive antibiotic, and the antibiotic of these excessive interpolations brings the mankind by food chain, cause serious harm to the healthy of people.Therefore, research and development utilize Chinese herbal medicine extract substitute antibiotics, prepare the non-harmful green laying hen additive of pure natural and are extremely important.At present, although be that the additive of main component is various in style with Chinese herbal medicine, have that recipe ingredient is unreasonable all in various degree, complex manufacturing technology, energy resource consumption is high, manufacturing cost is high, contaminated environment, interpolation use all many-sided defects such as inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of feedstuff for laying hens additive of natural green, to address the aforementioned drawbacks, its effect is the resistance against diseases, the raising laying rate that improve laying hen, there is effect that is antiviral and preventing respiratory infection, thus substitute antibiotic conventional in current breeding layer chicken process, contribute to the egg producing green non-pollution.
For achieving the above object, the present invention takes following technical scheme:
1, its raw material components of feedstuff for laying hens additive containing Herba Andrographitis and weight proportion thereof are: Andrographis Paniculata 30-40 part, dandelion extract 25-30 part, a purslane extract 15-20 part, starch adds to 100 parts.
2, a kind of feedstuff for laying hens additive containing Herba Andrographitis is that step obtains by the following method:
1) raw material pulverizes and sieves: described raw material components is crossed 100 mesh sieves respectively, then makes by 100 mesh sieves by oversize pulverizing;
2) each raw material components is taken respectively by described weight proportion: with every batch of preparation 100kg feedstuff for laying hens additive for standard, accurately take each raw material components respectively by described weight proportion, for subsequent use;
3) mix and blend: each raw material components accurately taken respectively by described weight proportion is put into mixer and stirs;
4) softwood processed: each raw material components stirred is put into High Speed Stirring Machine, wetting agent is sprayed into while stirring---pure water, softwood is made through stirring kneading, the wettability of softwood is with direct-view seemingly strap shape, be held in the hand agglomerating, loose one's grip to extrude a little and namely fall apart, gloves adhere rate is lower is advisable;
5) wet granular processed: the softwood made is cut through High Speed Stirring Machine extruding, makes wet granular;
6) dry: obtained wet grain to be dried at the temperature of 60 DEG C, makes the water content of particle drop to less than 3%;
7) whole grain: the particle being dried to water content less than 3% is crossed 80 mesh sieves, sieve upper part makes completely by 80 mesh sieves through pulverizing, and the fine powder by 120 mesh sieves, after 120 mesh sieves, is returned softwood operation processed by 80 mesh sieve lower part; Get by 80 mesh sieves, not by the particle i.e. obtained described feedstuff for laying hens additive containing Herba Andrographitis of 120 mesh sieves.
Beneficial effect of the present invention is:
The raw material that the present invention selects all derives from natural conventional Chinese herbal medicine, to human body and animal nontoxic, replace antibiotic to be added in chicken feed, effectively can prevent the generation of mankind's food origin disease, be conducive to improving the general level of the health of people.The invention belongs to pure natural non-harmful product, have the effect strengthening chicken immunity, anti-inflammation, the laying rate that also can contribute to improving chicken is a kind of feed addictive of safe and reliable green.
Detailed description of the invention
In conjunction with example, substantive distinguishing features of the present invention and advantage are described further, but the present invention is not limited to listed embodiment.
For achieving the above object, the present invention takes following technical scheme:
1, its raw material components of feedstuff for laying hens additive containing Herba Andrographitis and weight proportion thereof are: Andrographis Paniculata 30-40 part, dandelion extract 25-30 part, a purslane extract 15-20 part, starch adds to 100 parts.
2, a kind of feedstuff for laying hens additive containing Herba Andrographitis is that step obtains by the following method:
1) raw material pulverizes and sieves: described raw material components is crossed 100 mesh sieves respectively, then makes by 100 mesh sieves by oversize pulverizing;
2) each raw material components is taken respectively by described weight proportion: with every batch of preparation 100kg feedstuff for laying hens additive for standard, accurately take each raw material components respectively by described weight proportion, for subsequent use;
3) mix and blend: each raw material components accurately taken respectively by described weight proportion is put into mixer and stirs;
4) softwood processed: each raw material components stirred is put into High Speed Stirring Machine, wetting agent is sprayed into while stirring---pure water, softwood is made through stirring kneading, the wettability of softwood is with direct-view seemingly strap shape, be held in the hand agglomerating, loose one's grip to extrude a little and namely fall apart, gloves adhere rate is lower is advisable;
5) wet granular processed: the softwood made is cut through High Speed Stirring Machine extruding, makes wet granular;
6) dry: obtained wet grain to be dried at the temperature of 60 DEG C, makes the water content of particle drop to less than 3%;
7) whole grain: the particle being dried to water content less than 3% is crossed 80 mesh sieves, sieve upper part makes completely by 80 mesh sieves through pulverizing, and the fine powder by 120 mesh sieves, after 120 mesh sieves, is returned softwood operation processed by 80 mesh sieve lower part; Get by 80 mesh sieves, not by the particle i.e. obtained described feedstuff for laying hens additive containing Herba Andrographitis of 120 mesh sieves.
In order to illustrate the advantage of the feedstuff for laying hens additive containing Herba Andrographitis of the present invention, below effect of the various component of raw material of the present invention is described in detail:
1, Andrographis Paniculata
Herba Andrographitis has heat-clearing, anti-inflammatory, pain relieving, detoxicating functions, can be used for treating bacillary dysentery, gastroenteritis, tonsillitis, sphagitis, mumps, pneumonia, flu, sore furuncle, venomous snake bite.Be widely used in anti-infective, comprise respiratory tract infection (inflammation of upper respiratory tract, tonsillitis, bronchitis, pneumonia), infection of digestive canal (chordapsus, dysentery), urinary infection (urethritis, pyelonephritis), cutization pyogenic infection (as furuncle sore etc.) and leptospirosis.In egg feedstuff, add Herba Andrographitis, the immunologic function of laying hen can be strengthened, improve disease resistance ability, the bacterium of prevention chicken and virus infections.
2, dandelion extract
Dandelion is a kind of conventional Chinese herbal medicine, and its all herbal medicine, containing compositions such as taraxasterol, taraxerol, taraxacin, caffeic acid, choline, synanthrin.The flat sweet and slightly bitter taste of its property, can clearing heat and detoxicating, dispersing swelling and dissipating binds.In addition, dandelion also has diuresis, laxative, removing jaundice subcutaneous ulcer, cholagogic, the function such as aid digestion.Dandelion and licorice compatibility have clearing heat and detoxicating and prevent breathing problem infection effect.Therefore, in the feed of chicken, the resistance against diseases that dandelion extract can improve chicken is added.
3, purslane extract
Purslane has clearing heat and detoxicating, antidiarrheal dysentery, is only with effect except intestines dirt, beneficial gas qi-restoratives, clearing damp, also can be used for treating diarrhea due to damp-heat, dysentery etc.Ethanol extract has inhibitory action highly to Escherichia coli, proteus, shigella dysenteriae, typhoid fever, paratyphosum Bacterium.Also inhibitory action is in various degree had to staphylococcus aureus, fungi such as Austria big belly microspore Du tinea bacterium, tubercle bacillus.Slight inhibitory action is had to Pseudomonas aeruginosa.The disorder of the lipid-metabolism of animal can be improved.Purslane has significant contraction to blood vessel.Also can promote epithelial cell growth, be conducive to ulcer healing.In the feed of chicken, add the bacteriological infection that purslane can prevent chicken effectively, especially infecting intestinal bacterial has obvious effect.
In order to make object of the present invention, technical scheme clearly understands, below in conjunction with embodiment, is further elaborated to the present invention.Should be understood to specific embodiment described herein only in order to explain the present invention, be not limited to protection scope of the present invention.
Embodiment one
A kind of feedstuff for laying hens additive containing Herba Andrographitis is that step obtains by the following method:
1. accurately take: Andrographis Paniculata 35kg, dandelion extract 30kg, purslane extract 15kg, starch 20kg.
2. the raw material components taken is crossed 100 mesh sieves respectively, then oversize pulverizing is made by 100 mesh sieves;
3. each raw material components by 100 mesh sieves is put into mixer to stir;
4. each raw material components stirred is put into High Speed Stirring Machine, while stirring, sprays into wetting agent---pure water, make softwood through stirring kneading, the wettability of softwood is with direct-view seemingly strap shape, be held in the hand agglomerating, loose one's grip to extrude a little and namely fall apart, gloves adhere rate is lower is advisable;
5. the softwood made is cut into wet granular through High Speed Stirring Machine extruding;
6. obtained wet grain is dried at the temperature of 60 DEG C, make the water content of particle below 3%;
7. the particle being dried to water content less than 3% is crossed 80 mesh sieves, sieve upper part makes completely by 80 mesh sieves through pulverizing, and the fine powder by 120 mesh sieves, after 120 mesh sieves, is returned softwood operation processed by 80 mesh sieve lower part; Get by 80 mesh sieves, not by the particle i.e. obtained described feedstuff for laying hens additive containing Herba Andrographitis of 120 mesh sieves.
Embodiment two
A kind of feedstuff for laying hens additive containing Herba Andrographitis is that step obtains by the following method:
1. accurately take: Andrographis Paniculata 40kg, dandelion extract 25kg, purslane extract 15kg, starch 20kg.
2. the raw material components taken is crossed 100 mesh sieves respectively, then oversize pulverizing is made by 100 mesh sieves;
3. each raw material components by 100 mesh sieves is put into mixer to stir;
4. each raw material components stirred is put into High Speed Stirring Machine, while stirring, sprays into wetting agent---pure water, make softwood through stirring kneading, the wettability of softwood is with direct-view seemingly strap shape, be held in the hand agglomerating, loose one's grip to extrude a little and namely fall apart, gloves adhere rate is lower is advisable;
5. the softwood made is cut into wet granular through High Speed Stirring Machine extruding;
6. obtained wet grain is dried at the temperature of 60 DEG C, make the water content of particle below 3%;
7. the particle being dried to water content less than 3% is crossed 80 mesh sieves, sieve upper part makes completely by 80 mesh sieves through pulverizing, and the fine powder by 120 mesh sieves, after 120 mesh sieves, is returned softwood operation processed by 80 mesh sieve lower part; Get by 80 mesh sieves, not by the particle i.e. obtained described feedstuff for laying hens additive containing Herba Andrographitis of 120 mesh sieves.
Embodiment three
A kind of feedstuff for laying hens additive containing Herba Andrographitis is that step obtains by the following method:
1. accurately take: Andrographis Paniculata 30kg, dandelion extract 30kg, purslane extract 20kg, starch 20kg.
2. the raw material components taken is crossed 100 mesh sieves respectively, then oversize pulverizing is made by 100 mesh sieves;
3. each raw material components by 100 mesh sieves is put into mixer to stir;
4. each raw material components stirred is put into High Speed Stirring Machine, while stirring, sprays into wetting agent---pure water, make softwood through stirring kneading, the wettability of softwood is with direct-view seemingly strap shape, be held in the hand agglomerating, loose one's grip to extrude a little and namely fall apart, gloves adhere rate is lower is advisable;
5. the softwood made is cut into wet granular through High Speed Stirring Machine extruding;
6. obtained wet grain is dried at the temperature of 60 DEG C, make the water content of particle below 3%;
7. the particle being dried to water content less than 3% is crossed 80 mesh sieves, sieve upper part makes completely by 80 mesh sieves through pulverizing, and the fine powder by 120 mesh sieves, after 120 mesh sieves, is returned softwood operation processed by 80 mesh sieve lower part; Get by 80 mesh sieves, not by the particle i.e. obtained described feedstuff for laying hens additive containing Herba Andrographitis of 120 mesh sieves.
According to the feedstuff for laying hens additive containing Herba Andrographitis that the above preparation method makes, the addition in the feed of laying hen is 400-500g/t.
In order to illustrate the beneficial effect of the feedstuff for laying hens additive containing Herba Andrographitis of the present invention, below effect that just the present invention adds laying hen produces in egg feedstuff be described in detail:
1, experimental animal
Experimental animal chooses 1200 healthy growths, the brown laying hen of the uniform Yi Sha of body weight.
2, experimental animal grouping
1200 laying hens are divided into 4 groups at random, and often organize 3 repetitions, each repetition is 100 chickens, and test site is in Wuqing District, Tianjin.Test with chicken all using the identical laying-hen compound feed of Tianjin feed factory production as daily ration for 4 groups, difference is: add the product of embodiments of the invention and the dosage difference of interpolation.1st group is control group, only using the laying-hen compound feed of Tianjin feed factory production as daily ration, in daily ration, adds any additive no longer separately; 2nd group is test group to the 4th group, 4 test group alternately add the laying hen additive product of 3 kinds of embodiments of the present invention respectively in feed, and the dosage alternately adding laying hen additive product of the present invention in the feed of test group is respectively 400g, 450g, 500g.Before formal test, carry out the prerun of 3 days, the formal test time is 4 weeks.
3, to feed management
Test is carried out in same hen house, feed mode is not changed in process of the test, do not change management condition of feeding, feed mode and the management condition of test group and control group are consistent, the equal free choice feeding of laying hen of test group and control group, freely drink water, hen house keeps clean, if there is disease to take same remedy measures in time to test group and control group.
4, test determination project
The following data of accurate recording after formal test starts: laying rate, egg production, rate of broken eggs.
5, result of the test
1) laying rate (%)
| Test grouping | Repeat 1 | Repeat 2 | Repeat 3 | Mean value | Standard deviation |
| Control group | 76.72 | 78.91 | 80.22 | 78.62 | 1.77 |
| Test one group | 81.83 | 78.24 | 79.87 | 79.98 | 1.80 |
| Test two groups | 81.79 | 84.98 | 83.41 | 83.39 | 1.60 |
| Test three groups | 81.65 | 84.58 | 83.62 | 83.28 | 1.49 |
2) egg production (g/ days)
| Test grouping | Repeat 1 | Repeat 2 | Repeat 3 | Mean value | Standard deviation |
| Control group | 46.43 | 45.47 | 48.43 | 46.78 | 1.51 |
| Test one group | 47.82 | 45.38 | 46.68 | 46.62 | 1.22 |
| Test two groups | 47.56 | 45.68 | 47.96 | 47.06 | 1.22 |
| Test three groups | 47.62 | 45.76 | 46.89 | 46.75 | 0.94 |
3) rate of broken eggs (%)
| Test grouping | Repeat 1 | Repeat 2 | Repeat 3 | Mean value | Standard deviation |
| Control group | 1.43 | 2.86 | 1.83 | 2.04 | 0.34 |
| Test one group | 1.43 | 1.75 | 1.75 | 1.64 | 0.18 |
| Test two groups | 1.72 | 1.17 | 1.57 | 1.49 | 0.28 |
| Test three groups | 1.12 | 1.75 | 1.56 | 1.48 | 0.32 |
6, analysis and thinking
This result of the test, uses SPSS statistical analysis software to carry out difference analysis
| Test grouping | Laying rate index (%) | Egg production (g/ days) | Rate of broken eggs (%) |
| Control group | 78.62±1.77 | 46.78±1.51 | 2.04±0.34 |
| Test one group | 79.98±1.80 | 46.62±1.22 | 1.64±0.18 |
| Test two groups | 83.39±1.60 | 47.06±1.22 | 1.49±0.28 |
| Test three groups | 83.28±1.49 | 46.75±0.94 | 1.48±0.32 |
This result of the test illustrates, the use of additive of the present invention is improved laying rate and reduces the trend of rate of broken eggs.Carrying out observing laying hen health condition in process of the test, find no ill phenomenon.
7, the toxicity test of the feedstuff for laying hens additive containing Herba Andrographitis of the present invention
Feedstuff for laying hens additive containing Herba Andrographitis of the present invention cannot measure LD50, for making the toxicity of the feedstuff for laying hens additive containing Herba Andrographitis of the present invention, adopts maximum dosage to test toxicity of the present invention to the method for mouse stomach.Test adopt the body weight that provides of animal experiment research center, Tianjin be the mouse of the male and female half and half of 18-20 gram as subjects, be divided into control group, test group at random, mouse is fed in the same fashion.Administration group calculates according to Mouse Weight, every 10g body weight gavage feedstuff for laying hens additive 75mg (being equivalent to 150 times of additive capacity in egg feedstuff) containing Herba Andrographitis of the present invention.Continuous Observation 7 days after mouse stomach, mouse energetic, appetite is normal, and hair color, body weight do not change, and the phenomena of mortality do not occur, and do not reveal any abnormalities compared with control group.Confirm that the feedstuff for laying hens additive containing Herba Andrographitis of the present invention reacts without overt toxicity.
Above detailed description of the invention is enforcement example of the present invention, can not define claim of the present invention, other not deviating from technical scheme of the present invention and the change made or other effective substitute mode, is included within protection scope of the present invention.
Claims (2)
1. the preparation method of the feedstuff for laying hens additive containing Herba Andrographitis, it is characterized in that, raw material components and the weight proportion thereof of the described feedstuff for laying hens additive containing Herba Andrographitis are: Andrographis Paniculata 30-40 part, dandelion extract 25-30 part, purslane extract 15-20 part, starch adds to 100 parts.
2. according to claim 1, a kind of preparation method of the feedstuff for laying hens additive containing Herba Andrographitis, it is characterized in that, the step of described preparation method is as follows:
1) raw material pulverizes and sieves: described raw material components is crossed 100 mesh sieves respectively, then makes by 100 mesh sieves by oversize pulverizing;
2) each raw material components is taken respectively by described weight proportion: with every batch of preparation 100kg feedstuff for laying hens additive for standard, accurately take each raw material components respectively by described weight proportion, for subsequent use;
3) mix and blend: each raw material components accurately taken respectively by described weight proportion is put into mixer and stirs;
4) softwood processed: each raw material components stirred is put into High Speed Stirring Machine, wetting agent is sprayed into while stirring---pure water, softwood is made through stirring kneading, the wettability of softwood is with direct-view seemingly strap shape, be held in the hand agglomerating, loose one's grip to extrude a little and namely fall apart, gloves adhere rate is lower is advisable;
5) wet granular processed: the softwood made is cut through High Speed Stirring Machine extruding, makes wet granular;
6) dry: obtained wet grain to be dried at the temperature of 60 DEG C, makes the water content of particle drop to less than 3%;
7) whole grain: the particle being dried to water content less than 3% is crossed 80 mesh sieves, sieve upper part makes completely by 80 mesh sieves through pulverizing, and the fine powder by 120 mesh sieves, after 120 mesh sieves, is returned softwood operation processed by 80 mesh sieve lower part; Get by 80 mesh sieves, not by the particle i.e. obtained described feedstuff for laying hens additive containing Herba Andrographitis of 120 mesh sieves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032957.4A CN104799021A (en) | 2014-01-23 | 2014-01-23 | Andrographis paniculata-containing laying hen feed additive preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032957.4A CN104799021A (en) | 2014-01-23 | 2014-01-23 | Andrographis paniculata-containing laying hen feed additive preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104799021A true CN104799021A (en) | 2015-07-29 |
Family
ID=53684581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410032957.4A Pending CN104799021A (en) | 2014-01-23 | 2014-01-23 | Andrographis paniculata-containing laying hen feed additive preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104799021A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105231079A (en) * | 2015-11-12 | 2016-01-13 | 广西园丰牧业有限公司 | Broiler chicken feed and preparation method thereof |
| CN107568491A (en) * | 2017-09-21 | 2018-01-12 | 德阳齐远生态农业有限公司 | A kind of chicken feed for adding medicinal material and preparation method thereof |
-
2014
- 2014-01-23 CN CN201410032957.4A patent/CN104799021A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105231079A (en) * | 2015-11-12 | 2016-01-13 | 广西园丰牧业有限公司 | Broiler chicken feed and preparation method thereof |
| CN107568491A (en) * | 2017-09-21 | 2018-01-12 | 德阳齐远生态农业有限公司 | A kind of chicken feed for adding medicinal material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101142969B (en) | Granulated feed for grass carp | |
| CN102657794B (en) | Traditional Chinese medicine for prevention and treatment of pullorum disease, preparation method thereof and feed | |
| CN102319297B (en) | Traditional Chinese veterinary medicine used for treating livestock, poultry and fish diseases | |
| CN109566858A (en) | A kind of poultry traditional Chinese medicine for livestock compound bio fermented feed and preparation method thereof | |
| CN105410441A (en) | Probiotics-containing broiler compound feed and preparation method thereof | |
| CN104799033A (en) | Isatis tinctoria-containing laying hen feed additive preparation method | |
| CN102920957A (en) | Chinese herbal medicine additive for preventing pig salmonellosis and pig feed using additive | |
| CN104799021A (en) | Andrographis paniculata-containing laying hen feed additive preparation method | |
| CN103689276B (en) | Chinese herbal medicine feed additive capable of effectively preventing and treating piglet diarrhea | |
| CN111820285A (en) | Milk powder suitable for flatulence infants and preparation method thereof | |
| CN104799041A (en) | Sheep feed additive preparation method | |
| CN103432162A (en) | Composition for treating poultry intestinal bacteria and anaerobic bacteria mixing infection and preparation method thereof | |
| CN104799028A (en) | Milkvetch root-containing sheep feed additive preparation method | |
| CN104799029A (en) | Caulis lonicerae-containing laying hen feed additive preparation method | |
| CN104799019A (en) | Caulis lonicerae-containing milk cow feed additive preparation method | |
| CN104799039A (en) | Porket feed additive preparation method | |
| CN104605164A (en) | Livestock feed mold-removing additive | |
| CN104799042A (en) | Andrographis paniculata-containing porket feed additive preparation method | |
| CN104799036A (en) | Andrographis paniculata-containing milk cow feed additive preparation method | |
| CN104799037A (en) | Andrographis paniculata-containing sheep feed additive preparation method | |
| CN108713641B (en) | Chitosan quaternary ammonium salt and Chinese herbal medicine compound feed additive as well as preparation method and application thereof | |
| CN103652385A (en) | Granulated feed for crucian | |
| CN104799030A (en) | Isatis tinctoria-containing sheep feed additive preparation method | |
| CN104799034A (en) | Isatis tinctoria-containing porket feed additive preparation method | |
| CN104799035A (en) | Isatis tinctoria-containing milk cow feed additive preparation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150729 |
|
| WD01 | Invention patent application deemed withdrawn after publication |