CN114181872A - 一种屎肠球菌高密度发酵培养方法 - Google Patents
一种屎肠球菌高密度发酵培养方法 Download PDFInfo
- Publication number
- CN114181872A CN114181872A CN202210015038.0A CN202210015038A CN114181872A CN 114181872 A CN114181872 A CN 114181872A CN 202210015038 A CN202210015038 A CN 202210015038A CN 114181872 A CN114181872 A CN 114181872A
- Authority
- CN
- China
- Prior art keywords
- fermentation
- enterococcus faecium
- medium
- liquid
- culture medium
- 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.)
- Granted
Links
- 238000000855 fermentation Methods 0.000 title claims abstract description 92
- 230000004151 fermentation Effects 0.000 title claims abstract description 92
- 241000194031 Enterococcus faecium Species 0.000 title claims abstract description 60
- 238000012136 culture method Methods 0.000 title claims description 11
- 239000001963 growth medium Substances 0.000 claims abstract description 45
- 239000002609 medium Substances 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims description 50
- 238000011218 seed culture Methods 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 21
- 235000013379 molasses Nutrition 0.000 claims description 14
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 12
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 12
- 238000012258 culturing Methods 0.000 claims description 12
- 229940041514 candida albicans extract Drugs 0.000 claims description 11
- 239000012138 yeast extract Substances 0.000 claims description 11
- 235000015278 beef Nutrition 0.000 claims description 10
- 239000000284 extract Substances 0.000 claims description 9
- 238000011081 inoculation Methods 0.000 claims description 9
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 7
- 239000001888 Peptone Substances 0.000 claims description 7
- 108010080698 Peptones Proteins 0.000 claims description 7
- 239000008103 glucose Substances 0.000 claims description 7
- 235000019319 peptone Nutrition 0.000 claims description 7
- 235000017281 sodium acetate Nutrition 0.000 claims description 7
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 6
- 240000008042 Zea mays Species 0.000 claims description 6
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 6
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 6
- KLOIYEQEVSIOOO-UHFFFAOYSA-N carbocromen Chemical compound CC1=C(CCN(CC)CC)C(=O)OC2=CC(OCC(=O)OCC)=CC=C21 KLOIYEQEVSIOOO-UHFFFAOYSA-N 0.000 claims description 6
- 235000005822 corn Nutrition 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 6
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 6
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 6
- 229940099596 manganese sulfate Drugs 0.000 claims description 6
- 239000011702 manganese sulphate Substances 0.000 claims description 6
- 235000007079 manganese sulphate Nutrition 0.000 claims description 6
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 6
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 6
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 6
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims description 6
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 6
- 239000001632 sodium acetate Substances 0.000 claims description 6
- 239000011780 sodium chloride Substances 0.000 claims description 6
- 239000012137 tryptone Substances 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000012526 feed medium Substances 0.000 claims description 3
- 241000894006 Bacteria Species 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 241000186660 Lactobacillus Species 0.000 abstract description 3
- 229940039696 lactobacillus Drugs 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 230000001580 bacterial effect Effects 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 6
- 238000009630 liquid culture Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000006041 probiotic Substances 0.000 description 5
- 235000018291 probiotics Nutrition 0.000 description 5
- 230000000529 probiotic effect Effects 0.000 description 4
- 238000009395 breeding Methods 0.000 description 3
- 230000001488 breeding effect Effects 0.000 description 3
- 239000006052 feed supplement Substances 0.000 description 3
- 239000004310 lactic acid Substances 0.000 description 3
- 235000014655 lactic acid Nutrition 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 241000894007 species Species 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241001468157 Lactobacillus johnsonii Species 0.000 description 2
- 241000186605 Lactobacillus paracasei Species 0.000 description 2
- 240000006024 Lactobacillus plantarum Species 0.000 description 2
- 235000013965 Lactobacillus plantarum Nutrition 0.000 description 2
- 241000186604 Lactobacillus reuteri Species 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 2
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 229940088710 antibiotic agent Drugs 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- 230000000968 intestinal effect Effects 0.000 description 2
- 229940072205 lactobacillus plantarum Drugs 0.000 description 2
- 229940001882 lactobacillus reuteri Drugs 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000009469 supplementation Effects 0.000 description 2
- BDKLKNJTMLIAFE-UHFFFAOYSA-N 2-(3-fluorophenyl)-1,3-oxazole-4-carbaldehyde Chemical compound FC1=CC=CC(C=2OC=C(C=O)N=2)=C1 BDKLKNJTMLIAFE-UHFFFAOYSA-N 0.000 description 1
- 238000009631 Broth culture Methods 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 241000194033 Enterococcus Species 0.000 description 1
- HTKLCTLNLJFVLN-UHFFFAOYSA-L P(=O)([O-])([O-])O.[K+].[K+].O.O.O.O.O.O.O Chemical compound P(=O)([O-])([O-])O.[K+].[K+].O.O.O.O.O.O.O HTKLCTLNLJFVLN-UHFFFAOYSA-L 0.000 description 1
- 238000013494 PH determination Methods 0.000 description 1
- 241000194017 Streptococcus Species 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- YXVFQADLFFNVDS-UHFFFAOYSA-N diammonium citrate Chemical compound [NH4+].[NH4+].[O-]C(=O)CC(O)(C(=O)O)CC([O-])=O YXVFQADLFFNVDS-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003640 drug residue Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007413 intestinal health Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- WRUGWIBCXHJTDG-UHFFFAOYSA-L magnesium sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Mg+2].[O-]S([O-])(=O)=O WRUGWIBCXHJTDG-UHFFFAOYSA-L 0.000 description 1
- 229940061634 magnesium sulfate heptahydrate Drugs 0.000 description 1
- CDUFCUKTJFSWPL-UHFFFAOYSA-L manganese(II) sulfate tetrahydrate Chemical compound O.O.O.O.[Mn+2].[O-]S([O-])(=O)=O CDUFCUKTJFSWPL-UHFFFAOYSA-L 0.000 description 1
- 238000011177 media preparation Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000009629 microbiological culture Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000006872 mrs medium Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229940087562 sodium acetate trihydrate Drugs 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Genetics & Genomics (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Biotechnology (AREA)
- Wood Science & Technology (AREA)
- Microbiology (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Virology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Tropical Medicine & Parasitology (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
Description
种子液培养基 | 菌数(CFU/mL) |
A(BPY培养基) | 2.4*10<sup>10</sup> |
B(发酵培养基) | 2.5*10<sup>10</sup> |
C(A和B按1:1比例混匀) | 2.85*10<sup>10</sup> |
补料培养基 | 菌数(CFU/mL) |
补料A(糖蜜25%+酵母浸粉17.5%) | 2.7*10<sup>10</sup> |
补料B(糖蜜25%+玉米浆17.5%) | 2.6*10<sup>10</sup> |
pH | 菌数(CFU/mL) |
5.0 | 2.15*10<sup>9</sup> |
6.0 | 4.0*10<sup>10</sup> |
6.5 | 3.46*10<sup>10</sup> |
7.0 | 1.95*10<sup>10</sup> |
7.5 | 2.2*10<sup>10</sup> |
菌种 | 菌数(CFU/mL) |
植物乳杆菌Zhang-LL(CGMCC NO.6936) | 5.5*10<sup>9</sup> |
罗伊氏乳杆菌RI021(CGMCC NO.4650) | 1.25*10<sup>9</sup> |
副干酪乳杆菌KL1(CGMCC NO.11533) | 3.75*10<sup>9</sup> |
约氏乳杆菌CGMCC NO.4926 | 8.5*10<sup>8</sup> |
酿酒酵母K1(CGMCC NO.6560) | 6.75*10<sup>9</sup> |
屎肠球菌CGMCC NO.5092 | 1.13*10<sup>10</sup> |
屎肠球菌CGMCC NO.12851 | 3.85*10<sup>10</sup> |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210015038.0A CN114181872B (zh) | 2022-01-07 | 2022-01-07 | 一种屎肠球菌高密度发酵培养方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210015038.0A CN114181872B (zh) | 2022-01-07 | 2022-01-07 | 一种屎肠球菌高密度发酵培养方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114181872A true CN114181872A (zh) | 2022-03-15 |
CN114181872B CN114181872B (zh) | 2023-11-24 |
Family
ID=80545603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210015038.0A Active CN114181872B (zh) | 2022-01-07 | 2022-01-07 | 一种屎肠球菌高密度发酵培养方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114181872B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116200302A (zh) * | 2023-01-10 | 2023-06-02 | 太原市威尔潞威科技发展有限公司 | 屎肠球菌lv-434、微生物菌剂及其制备方法和应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102154439A (zh) * | 2010-12-31 | 2011-08-17 | 宜春强微生物科技有限公司 | 粪肠球菌、屎肠球菌及乳酸片球菌的培养基及其检测方法 |
CN103981117A (zh) * | 2013-12-24 | 2014-08-13 | 北京伟嘉人生物技术有限公司 | 一株高抗逆性屎肠球菌及其培养方法和应用 |
CN105087420A (zh) * | 2015-03-30 | 2015-11-25 | 北京伟嘉人生物技术有限公司 | 一株饲用屎肠球菌的高密度发酵培养基及其发酵工艺 |
CN107034165A (zh) * | 2017-05-31 | 2017-08-11 | 江西省科学院微生物研究所 | 粪肠球菌高密度发酵培养基及其发酵工艺 |
CN108251334A (zh) * | 2018-01-15 | 2018-07-06 | 大连理工大学 | 一种发酵生产乳酸的微生物混合菌群及发酵方法 |
US20190292513A1 (en) * | 2015-11-17 | 2019-09-26 | Pfizer Inc. | Media and fermentation methods for producing polysaccharides in bacterial cell culture |
-
2022
- 2022-01-07 CN CN202210015038.0A patent/CN114181872B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102154439A (zh) * | 2010-12-31 | 2011-08-17 | 宜春强微生物科技有限公司 | 粪肠球菌、屎肠球菌及乳酸片球菌的培养基及其检测方法 |
CN103981117A (zh) * | 2013-12-24 | 2014-08-13 | 北京伟嘉人生物技术有限公司 | 一株高抗逆性屎肠球菌及其培养方法和应用 |
CN105087420A (zh) * | 2015-03-30 | 2015-11-25 | 北京伟嘉人生物技术有限公司 | 一株饲用屎肠球菌的高密度发酵培养基及其发酵工艺 |
US20190292513A1 (en) * | 2015-11-17 | 2019-09-26 | Pfizer Inc. | Media and fermentation methods for producing polysaccharides in bacterial cell culture |
CN107034165A (zh) * | 2017-05-31 | 2017-08-11 | 江西省科学院微生物研究所 | 粪肠球菌高密度发酵培养基及其发酵工艺 |
CN108251334A (zh) * | 2018-01-15 | 2018-07-06 | 大连理工大学 | 一种发酵生产乳酸的微生物混合菌群及发酵方法 |
Non-Patent Citations (2)
Title |
---|
WEI ZHENG ET AL.: "Antimicrobial activity and safety evaluation of Enterococcus faecium KQ 2.6 isolated from peacock feces", 《BMC BIOTECHNOLOGY》, vol. 15, no. 30, pages 1 - 8 * |
景宇超等: "屎肠球菌CCTCCM2017191发酵培养基的优化", 《饲料工业》, vol. 39, no. 3, pages 42 - 49 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116200302A (zh) * | 2023-01-10 | 2023-06-02 | 太原市威尔潞威科技发展有限公司 | 屎肠球菌lv-434、微生物菌剂及其制备方法和应用 |
CN116200302B (zh) * | 2023-01-10 | 2023-10-27 | 太原市威尔潞威科技发展有限公司 | 屎肠球菌lv-434、微生物菌剂及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
CN114181872B (zh) | 2023-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103205376B (zh) | 一株适用于发酵饲料的植物乳杆菌及其应用 | |
CN106754524B (zh) | 副干酪乳杆菌n1115培养基及其应用 | |
CN107828698B (zh) | 一种复合菌制剂及其制备方法和应用 | |
CN105385644B (zh) | 降解乳酸合成己酸的功能微生物菌剂及其在窖泥养护中的应用 | |
CN107251989B (zh) | 一种包含桑黄菌的复合固态益生菌剂的制备方法 | |
CN109666599B (zh) | 一种罗伊氏乳杆菌高密度发酵培养基及发酵方法、应用 | |
US20240102058A1 (en) | Caproate-producing bacterium with multiple substrate utilization capabilities and its applications | |
CN112608861B (zh) | 一种含有丁酸梭菌和乳酸片球菌的复合制剂及其制备方法和应用 | |
CN105524866A (zh) | 提高凝结芽孢杆菌出芽率及l-乳酸产量的发酵方法 | |
CN110923268A (zh) | 酿酒酵母y3401的培养方法及其在白酒酿造中的应用 | |
CN114181872B (zh) | 一种屎肠球菌高密度发酵培养方法 | |
CN107034165B (zh) | 粪肠球菌高密度发酵培养基及其发酵工艺 | |
CN114107111B (zh) | 一种丁酸梭菌的发酵方法及其微生态制剂和应用 | |
CN109234215B (zh) | 一种鼠李糖乳杆菌低盐培养基及培养方法 | |
CN117551592B (zh) | 乳酸菌发酵用碳源及采用该碳源的乳酸菌培养方法及应用 | |
CN115074290A (zh) | 一种联产苯乳酸和γ-氨基丁酸的干酪乳杆菌及其应用 | |
CN109430559A (zh) | 一种用于仔猪的液体活性饲料的制备方法 | |
CN112961797A (zh) | 一种嗜酸乳杆菌高密度发酵培养基及其应用 | |
CN116114791A (zh) | 一种含改性腐植酸钠微生态制剂及其制备方法 | |
CN112725202A (zh) | 酿酒酵母菌与嗜酸乳杆菌共培养物、其制备方法、应用和发酵豆粕 | |
CN116144519A (zh) | 一种丁酸梭菌的发酵方法 | |
CN112175855B (zh) | 乳酸菌培养基及其应用与乳酸菌的培养方法 | |
CN116286556B (zh) | 一种格氏乳球菌abml2022003、微生物发酵剂及其制备方法 | |
CN117904009B (zh) | 适用非粮生物基碳源的枯草芽孢杆菌及其发酵生产方法 | |
LU503658B1 (en) | High-density fermentation medium of enterococcus faecalis and fermentation process thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20230512 Address after: 100080 1901A, 19th floor, Zhongguancun building, 27 Zhongguancun Street, Haidian District, Beijing Applicant after: BEIJING DABEINONG TECHNOLOGY GROUP Co.,Ltd. Applicant after: HARBIN DABEI FARMING AND ANIMAL HUSBANDRY TECHNOLOGY Co.,Ltd. Address before: 100192 Room 301, 3 / F, building B-3, Zhongguancun Dongsheng Science Park, No. 66, xixiaokou Road, Haidian District, Beijing Applicant before: Beijing Qinglan Weiye Technology Co.,Ltd. Applicant before: BEIJING DABEINONG TECHNOLOGY GROUP Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |