CN106387398A - Yeast additive for growth and development promoting and body immunity enhancing feed of piglets and preparation method thereof - Google Patents

Yeast additive for growth and development promoting and body immunity enhancing feed of piglets and preparation method thereof Download PDF

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Publication number
CN106387398A
CN106387398A CN201610749263.1A CN201610749263A CN106387398A CN 106387398 A CN106387398 A CN 106387398A CN 201610749263 A CN201610749263 A CN 201610749263A CN 106387398 A CN106387398 A CN 106387398A
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yeast
water
sterilised
meal
mix
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闫超
李红灯
王成
杨鹏
闫勇
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HUAIBEI ZHENG YANG BIOLOGICAL TECHNOLOGY Co Ltd
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HUAIBEI ZHENG YANG BIOLOGICAL TECHNOLOGY Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/87Re-use of by-products of food processing for fodder production

Abstract

The present invention discloses a yeast additive for a growth and development promoting and body immunity enhancing feed of piglets and a preparation method thereof. The feed additive is rich in various nutrients needed for the growth of piglets, can effectively assist the piglets to digest and absorb the feed, improves the feed utilization rates, is free of hormones and chemical residues, and can also enhance the body constitution of the piglets, improve body immunity, and reduce the incidence of the diseases while promoting the growth of the piglets.

Description

A kind of fodder yeast additive promoting Piglet Development and strengthening immunity of organisms And preparation method thereof
Technical field
The present invention relates to livestock-raising technical field, more particularly, to one kind promote Piglet Development simultaneously to strengthen immunity of organism Fodder yeast additive of power and preparation method thereof.
Background technology
In the fast development process of livestock breeding industry, it is to grain particularly to the demand of protide feed increasingly Greatly.China will make up internal sources deficiency by the raw material such as imported fish meal and soybean every year in a large number, therefore needs exploitation badly new Feed resource, China's researcher has carried out many explorations, wherein fermentative feedstuff of microbe attention to this.Micro- life Thing fermented feed refers under the conditions of human controllable(As temperature, moisture, time etc.), it is mainly former with vegetalitas agricultural byproducts Material, by fermentable, decomposes unfavorable to animal ANFs in raw material, metabolism synthesis more can be searched for food by livestock and poultry, no The biological feedstuff of toxic action.Common are beneficial microorganism mainly has bacterium, saccharomycete, basidiomycetes and part unicellular alga micro- Biology etc..U.S.'s approved 40 multiple-microorganism is used for feed microbe Additive Production at present.In numerous probiotics fermentions In feed, the yeast source biological feed of research and development based on yeast, achieve good effect in marketing application. The structure composition of correct understanding yeast source biological feed, the mechanism of action, practical application effect, and development trend from now on, be Industry major issue of concern.Yeast is class non-filamentous eukaryotic microorganisms, and amphimicrobian grows, in aerobic and anaerobic state Under can survive and multiply.Saccharomycete, typically based on vegetative propagation, produces spore under certain condition.Conventional yeast mainly has Candida utili and brewer's yeast.In the fungi that can be used for health food that the Ministry of Public Health's in April, 2004 announces, yeast class removes bag Include brewer's yeast, outside candida utili, also include Kluyveromyces lactis and saccharomyces carlsbergensis.In yeast cells, organic matter accounts for The 90-94% of dry cell weight, wherein protein account for dry cell weight 30-50%;The content of glucide accounts for the 35-60% of dry cell weight, Predominantly yeast cell wall polysaccharide;Lipid material accounts for dry cell weight 1-5%;Also it is rich in nucleic acid, vitamin, multiple in yeast cells Digestive ferment and unidentified growth factor, can effectively improve the immunocompetence of animal, strengthen the abilities of digestive and absorption of animal, and raising is raised Material rate of returns.Grow with each passing day to the market demand of biology feed additive in domestic market, by 100,000,000 tons of national mixed feed yield Meter, needs more than 5,000,000 tons of Yeast protein feed year, 100,000 tons of complex enzyme for feed, 10,000 tons of probiotics micro-ecological formulation, at present, state Interior production capacity and market demand differ greatly;On the other hand, the production of bio-additive has small investment, production efficiency Height, extensively, product is nutritious, applied range for raw material sources, and low cost, income are high, are not limited by climatic condition and save The feature of cultivated area.One protein producing 100000 tons of institute of yeast factory outputs containing 50% albumen per year is equivalent to 1,500,000 mu of soils Contained protein in the soybean of output, saves corresponding cultivated area very considerable.Therefore, development potentiality is huge.
Development yeast single cell protein industry is to provide high-quality protein and solve a not enough important channel of albumen.The whole world 200,000,000 tons/year of albumen shortage, 2000 tons of China's year nicking protein, go back 1,600,000 tons about of imported fish meal, current imported fish meal every year Big bulge in price, 10,000 yuan of breakthrough per ton.Protein resource chronic shortage situation has become people to know together, protein advisory group of the United Nations Once held three international single cell protein meeting seminar research, Development and Production yeast single cell protein is universally acknowledged For being to solve forage protein main path in short supply.At present, yeast single cell protein annual production in the whole world reaches 2,000,000 tons.《Feed Level yeast single cell protein production technology》One literary composition is described and is added by a kind of yeast fermenting and producing feed grade yeast single cell protein Plus the method for agent, the waste water such as the raw material that the method the utilizes soak water of maize that mainly corn deep processing factory produces and corn skin and grit And waste residue, do not provide the concrete technology step of enforcement and the control condition of production process due to the method, also to lack right simultaneously The research further of fodder yeast additive, in addition, its production method also compare traditional conservative, to the deep processing of fodder yeast and Function modified be also made not, thus, the feed product that it obtains is of low quality, feature strong it is difficult to meet new society The requirements at the higher level that development proposes to feed product, it is difficult to base oneself upon foundation in market competition, easily lead to eliminate and out.In order to The Deep structure of fodder yeast exploitation and intension is enable to fully demonstrate out, the present invention has done and further improved and deep layer Secondary optimization, improves the taste and flavor of fodder yeast, increased its nutritive value, and imparts its special health care work( Can, thus larger lifting can be realized to the growth of animal and production performance during livestock and poultry cultivation.
Content of the invention
In order to solve the deficiencies in the prior art, the invention provides a kind of promote Piglet Development and strengthen immunity of organism Fodder yeast additive of power and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of fodder yeast additive promoting Piglet Development and strengthening immunity of organisms, by the raw material system of following weight portion Become:Discarded brewer's yeast 100-120, calcium chloride 4-5, sodium carbonate 7-8, sodium lactate 5-8, fermented blood meal 43-45, butterfish digested tankage 8- 10th, farina 13-15, navy bean 17-19, rice 23-27, soya-bean polypeptides 4-5, protein of folium mori powder 7-8, sesame seed meal 23- 26th, flower clam meal 5-6, Kelp Powder 3-4, anise seed 0.4-0.5, licorice 0.2-0.4, aloe extract 0.2-0.4, activity Yeast bacterium powder 0.2-0.3, carboxymethyl chitosan 1.5-1.8, folic acid 1.2-1.4, choline 0.5-0.8.
Described promotes Piglet Development and strengthens the fodder yeast additive of immunity of organisms, and its preparation method is such as Under:
(1)Discarded brewer's yeast is put into and is sufficiently stirred in water making it spread out, using 120-150 mesh mesh screen, yeast is hanged Liquid is filtered, and removes the impurity being mixed in brewer's yeast, then carries out separation of solid and liquid to sterilised yeast suspension, by the beer obtaining Yeast paste is repeatedly carried out as stated above, until water quality becomes to clarify, the beer yeast slurry after cleaning up is added water and joins Make the sterilised yeast suspension that mass concentration is 10-12%, take the calcium chloride of sterilised yeast suspension quality 0.4-0.5% and the carbonic acid of 0.7-0.8% Sodium is mixed and added to stir and evenly mix in sterilised yeast suspension, carries out separating using solid-liquid separating machine after continuously stirring 20-30min, will Beer yeast slurry after process is put in the sodium lactate solution that mass concentration is 0.5-0.8% and is again stirring for processing 20-30min, warp De- bitter yeast paste is obtained after separation of solid and liquid;
(2)By step(1)Beer yeast slurry after de- suffering reason adds water the sterilised yeast suspension being configured to that mass concentration is 5-7%, adopts With the ultrasonic device of ultrasonic power 500-600W, sterilised yeast suspension is carried out with broken wall treatment, ultrasonic radiation time 8-10s/ is set Secondary, interval time 10-15s, ultrasonically treated total time 4-5min, ultrasonically treated after sterilised yeast suspension is injected in self-dissolving tank, in 47- Self-dissolving 12-15h at a temperature of 53 DEG C, then adds fermented blood meal, butterfish digested tankage, farina to mix again into tank, And by tank temperature rise up to 84-86 DEG C be incubated, reaction 40-50min after stop reaction, reactant liquor is condensed into water content and is less than 30% paste retains standby;
(3)Navy bean, rice are taken out with cold water soak 20-30min, puts into heating in food steamer and steam 10-15min, taking-up is smashed to pieces Become mud, then mix with soya-bean polypeptides, protein of folium mori powder, stewing becomes congee, cooling is standby;
(4)Sesame seed meal, flower clam meal, Kelp Powder are mixed with mixer, anise seed water is extracted 30-40min, by carrying of obtaining Take liquid to be added in sesame seed meal to stir and evenly mix, put into insulation 3-4h in 56-58 DEG C of incubator, add licorice, reed Luxuriant growth extract is mixed thoroughly, puts into heating in boiler and steams 30-40min, takes out;
(5)By step(3)、(4)Material mixing, put in fermentation tank, adjust water content to 68-72%, add to the inside and live Property yeast bacterium powder mix, first aerobic fermentation 12-14h at a temperature of 35-40 DEG C, be then changed to anaerobic fermentation, keep anaerobic Fermentation time is 36-38h;
(6)By step(5)Fermentate take out and mix according to the ratio that weight compares 1: 10-15 with water, be added in retort React 30-50min at a temperature of 32-35 DEG C, then by step(2)The material of preparation is warming up to after stirring and evenly mixing inside adding 40-42 DEG C is continued reaction 20-30min, then is cooled to 23-26 DEG C, and other surplus stocks are added, after continuing reaction 30-50min Reactant liquor is concentrated and dried, dried object is pulverized and sieved and uses polyethylene packaging bag hermetic package.
Beneficial effects of the present invention:
Feed addictive of the present invention is rich in the required all kinds of nutriments of piglet growth, can effectively assist piglet that feed is carried out Digest and assimilate, improve efficiency of feed utilization, feed addictive of the present invention no hormone, no chemical residues, promoting the same of piglet growth When additionally it is possible to strengthen piglet constitution, improve immunity of organisms, reduce disease occur.The major advantage of feed addictive of the present invention There are following two aspects:One of raw material that is the present invention is prepared by the use of discarded brewer's yeast as feed addictive it is achieved that The rational utilization of waste yeast, decreases the wasting of resources and environmental pollution, alleviates internal feed albumen deficiency, improves dynamic The growth characteristics of thing and production performance, improve culture benefit.On the debitterized technique of discarded brewer's yeast, the present invention adopts Calcium chloride is combined de- bitter, the de- hardship of sodium lactate strengthening and is not only made de- bitter in hgher efficiency with sodium carbonate, goes bitter effect more thorough, and And can also farthest keep the activity of yeast, thus be conducive to the carrying out of later stage yeast autolysis reaction.Beer after de- hardship Yeast paste is processed by supersonic wave wall breaking and yeast autolysis reaction, promotes yeast nucleotides, yeast polypeptides, zymosan and life The dissolution of the compositions such as the long factor, then by fermented blood meal, butterfish digested tankage, farina addition cooperation so that yeast dissolution Thing is provided with higher health care, preferably palatability and be easier to the characteristic digested and assimilated by animal, greatly have adjusted The physiological organism of animal, digestive function and immunity function, promote the health of animal growth and the raising of production performance.Two It is that the present invention makees carrier using sesame seed meal, flower clam meal, Kelp Powder etc., fermented by active yeast so that saccharomycete increases rapidly Grow and be enriched with carrier, then enter enteron aisle through animal ingestion, such that it is able to resist the harmful bacteria in enteron aisle, improve dynamic Thing intestinal health, promotes animal intestinal micro-ecology balance, recovers the normal pH value of animal intestinal, alleviate symptom of diarrhea.With respect to For common feed addictive, it is an advantage of the current invention that it had not only contained multiple yeast activity compositions simultaneously but also containing substantial amounts of Yeast viable bacteria, can preferably help the absorption to nutrient content for the animal, resist bacteriovirus infection animal body simultaneously, and containment has Evil bacteria growing, suppresses and removes harmful bacteria and produce toxin moreover it is possible to promote animal intestinal digestive system health, reduce enterotoxin, Improve enteron aisle function, improve defecation condition.
Specific embodiment
The enforcement it is clear that described will be clearly and completely described to the technical scheme in the embodiment of the present invention below Example is only a part of embodiment of the present invention, rather than whole embodiments, and based on the embodiment in the present invention, this area is common All other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection Enclose.
A kind of fodder yeast additive promoting Piglet Development and strengthening immunity of organisms, by following weight portion(kg) Raw material make:Discarded brewer's yeast 100, calcium chloride 4, sodium carbonate 7, sodium lactate 5, fermented blood meal 43, butterfish digested tankage 8, Ma Ling Sweet potato starch 13, navy bean 17, rice 23, soya-bean polypeptides 4, protein of folium mori powder 7, sesame seed meal 23, flower clam meal 5, Kelp Powder 3, fennel Seed 0.4, licorice 0.2, aloe extract 0.2, active dry yeasr bacterium powder 0.2, carboxymethyl chitosan 1.5, folic acid 1.2, courage Alkali 0.5.
Described promotes Piglet Development and strengthens the fodder yeast additive of immunity of organisms, and its preparation method is such as Under:
(1)Discarded brewer's yeast is put into and is sufficiently stirred in water making it spread out, using 120 mesh mesh screens, sterilised yeast suspension is entered Row filters, and removes the impurity being mixed in brewer's yeast, then carries out separation of solid and liquid to sterilised yeast suspension, by the brewer's yeast obtaining Mud is repeatedly carried out as stated above, until water quality becomes to clarify, the beer yeast slurry after cleaning up is added water and is configured to Mass concentration is 10% sterilised yeast suspension, takes the calcium chloride of sterilised yeast suspension quality 0.4% and 0.7% sodium carbonate to be mixed and added to Stir and evenly mix in sterilised yeast suspension, carry out separating using solid-liquid separating machine after continuously stirring 20min, by the beer yeast slurry after processing Put into and be again stirring in the sodium lactate solution that mass concentration is 0.5% processing 20min, obtain de- bitter ferment after separation of solid and liquid Female mud;
(2)By step(1)Beer yeast slurry after de- suffering reason adds water the sterilised yeast suspension being configured to that mass concentration is 5%, adopts The ultrasonic device of ultrasonic power 500W carries out broken wall treatment, setting ultrasonic radiation time 8s/ time, interval time to sterilised yeast suspension 10s, ultrasonically treated total time 4min, ultrasonically treated after by sterilised yeast suspension inject self-dissolving tank in, self-dissolving at a temperature of 47 DEG C 12h, then adds fermented blood meal, butterfish digested tankage, farina to mix again into tank, and by tank temperature rise up to 84 DEG C enter Go and be incubated, after reaction 40min, stop reaction, reactant liquor is condensed into the paste reservation that water content is less than 30% standby;
(3)Navy bean, rice are taken out with cold water soak 20min, puts into heating in food steamer and steam 10min, take out and smash into mud to pieces, then Mix with soya-bean polypeptides, protein of folium mori powder, stewing becomes congee, cooling is standby;
(4)Sesame seed meal, flower clam meal, Kelp Powder are mixed with mixer, anise seed water is extracted 30min, by the extraction obtaining Liquid is added in sesame seed meal and stirs and evenly mixs, and puts into insulation 3h in 56 DEG C of incubator, adds licorice, aloe extract Mix thoroughly, put into heating in boiler and steam 30min, take out;
(5)By step(3)、(4)Material mixing, put in fermentation tank, adjust water content to 68%, add activity to the inside Yeast bacterium powder mixes, and at a temperature of 35 DEG C, first aerobic fermentation 12h, is then changed to anaerobic fermentation, keeps the anaerobic fermentation time For 36h;
(6)By step(5)Fermentate take out and mix according to the ratio that weight compares 1: 10 with water, be added in retort 32 30min is reacted, then by step at a temperature of DEG C(2)Inside the material of preparation adds, it is warming up to 40 DEG C after stirring and evenly mixing and continues instead Answer 20min, then be cooled to 23 DEG C, other surplus stocks are added, after continuing reaction 30min, reactant liquor is concentrated and do Dry, dried object is pulverized and sieved and uses polyethylene packaging bag hermetic package.
General principle and principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry , it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification is originally for personnel The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and its Equivalent thereof.

Claims (2)

1. a kind of promotion Piglet Development strengthen the fodder yeast additive of immunity of organisms it is characterised in that by following The raw material of weight portion is made:Discarded brewer's yeast 100-120, calcium chloride 4-5, sodium carbonate 7-8, sodium lactate 5-8, fermented blood meal 43-45, butterfish digested tankage 8-10, farina 13-15, navy bean 17-19, rice 23-27, soya-bean polypeptides 4-5, protein of folium mori Powder 7-8, sesame seed meal 23-26, flower clam meal 5-6, Kelp Powder 3-4, anise seed 0.4-0.5, licorice 0.2-0.4, aloe carry Take thing 0.2-0.4, active dry yeasr bacterium powder 0.2-0.3, carboxymethyl chitosan 1.5-1.8, folic acid 1.2-1.4, choline 0.5-0.8.
2. the fodder yeast additive promoting Piglet Development and strengthening immunity of organisms according to claim 1, its Preparation method is as follows:
(1)Discarded brewer's yeast is put into and is sufficiently stirred in water making it spread out, using 120-150 mesh mesh screen, yeast is hanged Liquid is filtered, and removes the impurity being mixed in brewer's yeast, then carries out separation of solid and liquid to sterilised yeast suspension, by the beer obtaining Yeast paste is repeatedly carried out as stated above, until water quality becomes to clarify, the beer yeast slurry after cleaning up is added water and joins Make the sterilised yeast suspension that mass concentration is 10-12%, take the calcium chloride of sterilised yeast suspension quality 0.4-0.5% and the carbonic acid of 0.7-0.8% Sodium is mixed and added to stir and evenly mix in sterilised yeast suspension, carries out separating using solid-liquid separating machine after continuously stirring 20-30min, will Beer yeast slurry after process is put in the sodium lactate solution that mass concentration is 0.5-0.8% and is again stirring for processing 20-30min, warp De- bitter yeast paste is obtained after separation of solid and liquid;
(2)By step(1)Beer yeast slurry after de- suffering reason adds water the sterilised yeast suspension being configured to that mass concentration is 5-7%, adopts With the ultrasonic device of ultrasonic power 500-600W, sterilised yeast suspension is carried out with broken wall treatment, ultrasonic radiation time 8-10s/ is set Secondary, interval time 10-15s, ultrasonically treated total time 4-5min, ultrasonically treated after sterilised yeast suspension is injected in self-dissolving tank, in 47- Self-dissolving 12-15h at a temperature of 53 DEG C, then adds fermented blood meal, butterfish digested tankage, farina to mix again into tank, And by tank temperature rise up to 84-86 DEG C be incubated, reaction 40-50min after stop reaction, reactant liquor is condensed into water content and is less than 30% paste retains standby;
(3)Navy bean, rice are taken out with cold water soak 20-30min, puts into heating in food steamer and steam 10-15min, taking-up is smashed to pieces Become mud, then mix with soya-bean polypeptides, protein of folium mori powder, stewing becomes congee, cooling is standby;
(4)Sesame seed meal, flower clam meal, Kelp Powder are mixed with mixer, anise seed water is extracted 30-40min, by carrying of obtaining Take liquid to be added in sesame seed meal to stir and evenly mix, put into insulation 3-4h in 56-58 DEG C of incubator, add licorice, reed Luxuriant growth extract is mixed thoroughly, puts into heating in boiler and steams 30-40min, takes out;
(5)By step(3)、(4)Material mixing, put in fermentation tank, adjust water content to 68-72%, add to the inside and live Property yeast bacterium powder mix, first aerobic fermentation 12-14h at a temperature of 35-40 DEG C, be then changed to anaerobic fermentation, keep anaerobic Fermentation time is 36-38h;
(6)By step(5)Fermentate take out and mix according to the ratio that weight compares 1: 10-15 with water, be added in retort React 30-50min at a temperature of 32-35 DEG C, then by step(2)The material of preparation is warming up to after stirring and evenly mixing inside adding 40-42 DEG C is continued reaction 20-30min, then is cooled to 23-26 DEG C, and other surplus stocks are added, after continuing reaction 30-50min Reactant liquor is concentrated and dried, dried object is pulverized and sieved and uses polyethylene packaging bag hermetic package.
CN201610749263.1A 2016-08-30 2016-08-30 Yeast additive for growth and development promoting and body immunity enhancing feed of piglets and preparation method thereof Pending CN106387398A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107041468A (en) * 2017-06-14 2017-08-15 凯里市长源农业发展有限公司 A kind of aloe polysaccharide feed addictive and preparation method thereof
CN107114585A (en) * 2017-06-14 2017-09-01 凯里市长源农业发展有限公司 One seedling stockaded village pig feed and the nonreactive cultivation method of seedling stockaded village pig
CN107183382A (en) * 2017-06-14 2017-09-22 凯里市长源农业发展有限公司 One seedling stockaded village pig feed additive and preparation method thereof
CN107183384A (en) * 2017-06-14 2017-09-22 凯里市长源农业发展有限公司 A kind of aloe polysaccharide feed and the nonreactive cultivation method of seedling stockaded village pig
CN107568421A (en) * 2017-09-04 2018-01-12 无为县群鑫生态农业有限公司 One kind improves piglet constitution growth promotion feed

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1031857A (en) * 1987-09-05 1989-03-22 林慧贞 The production method of high quality beer yeast powder
CN103583896A (en) * 2013-11-04 2014-02-19 南京温氏畜禽有限公司 Broiler chicken anti-stress health-care drinking water, and preparation method and using method thereof
CN104286450A (en) * 2014-09-12 2015-01-21 吴延波 Whole Luchuan pig feed

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1031857A (en) * 1987-09-05 1989-03-22 林慧贞 The production method of high quality beer yeast powder
CN103583896A (en) * 2013-11-04 2014-02-19 南京温氏畜禽有限公司 Broiler chicken anti-stress health-care drinking water, and preparation method and using method thereof
CN104286450A (en) * 2014-09-12 2015-01-21 吴延波 Whole Luchuan pig feed

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107041468A (en) * 2017-06-14 2017-08-15 凯里市长源农业发展有限公司 A kind of aloe polysaccharide feed addictive and preparation method thereof
CN107114585A (en) * 2017-06-14 2017-09-01 凯里市长源农业发展有限公司 One seedling stockaded village pig feed and the nonreactive cultivation method of seedling stockaded village pig
CN107183382A (en) * 2017-06-14 2017-09-22 凯里市长源农业发展有限公司 One seedling stockaded village pig feed additive and preparation method thereof
CN107183384A (en) * 2017-06-14 2017-09-22 凯里市长源农业发展有限公司 A kind of aloe polysaccharide feed and the nonreactive cultivation method of seedling stockaded village pig
CN107568421A (en) * 2017-09-04 2018-01-12 无为县群鑫生态农业有限公司 One kind improves piglet constitution growth promotion feed

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Application publication date: 20170215