CN109644880A - Full-automatic circulation recycles ecological cultivation system - Google Patents
Full-automatic circulation recycles ecological cultivation system Download PDFInfo
- Publication number
- CN109644880A CN109644880A CN201910088894.7A CN201910088894A CN109644880A CN 109644880 A CN109644880 A CN 109644880A CN 201910088894 A CN201910088894 A CN 201910088894A CN 109644880 A CN109644880 A CN 109644880A
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- China
- Prior art keywords
- excrement
- circulation
- marsh gas
- fermentation
- stress
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- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/01—Removal of dung or urine, e.g. from stables
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/015—Floor coverings, e.g. bedding-down sheets ; Stable floors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/015—Floor coverings, e.g. bedding-down sheets ; Stable floors
- A01K1/0151—Grids; Gratings; Slatted floors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K5/00—Feeding devices for stock or game ; Feeding wagons; Feeding stacks
- A01K5/02—Automatic devices
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/06—Apparatus for the manufacture
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The present invention provides a kind of Full-automatic circulations to recycle ecological cultivation system, including automatic feeding system, excrement recirculation system, marsh gas fermenting system, organic fertilizer fermentation system and finished product production system, the excrement recirculation system includes the excrement circulation and stress trench below automatic feeding system, excrement entirety circulation and stress device is equipped in excrement circulation and stress trench, multiple floor drains are equipped with above excrement entirety circulation and stress device, excrement entirety circulation and stress device is connected with storage urinal A and storage urinal B respectively, storage urinal A pumps C by pneumatic feed and communicates with the marsh gas fermentation pool A in marsh gas fermenting system.The present invention fundamentally overcomes current aquaculture pollution on the environment, dramatically save land resource and water resource, substantially improve the working environment and natural environment on periphery, improve operation quality and efficiency, alleviate the labor intensity of worker, a large amount of new energy is increased, can get multiple economic benefit.
Description
Technical field
The invention belongs to environment-protecting cultivation equipment technical fields, relate in particular to a kind of Full-automatic circulation recycling ecologic breeding
System.
Background technique
Aquaculture pollution on the environment is always the thing for making us very headache, and the processing to its excrement
A large amount of water resource is wasted, some large-scale plant that raises started construction of marsh gas tank and organic fertilizer production facility to be moved in recent years
The processing of object excrement, it should it says and achieves certain effect, but this is only the processing for solving the problems, such as animal wastes, due to it
Process flow and specific embodiment there are the problem of, in terms of the processing to animal wastes and biogas and organic fertilizer production
Pollution on the environment does not still solve thoroughly in link, such as cultivation, biogas production, organic fertilizer production strange land are set
It sets, causes transport and the increase of other production facilities and all swivel links, not only waste a large amount of person property's power, it is more main
Be in all swivel links again increase it is secondary in addition three times, four secondary environments pollution, thus make pollution range further expansion,
Increasingly severe, current organic fertilizer production equipment is endangered using promoting raw material from the bottom up, then from top to bottom gradually by raw material
Fermentation, the natural law for having violated fermentation are made so that the material fermented be made the more to press the more real by the new material constantly added above
It is difficult at discharging, and this structure adds additional many unnecessary things, and makes to pollute further expansion.
Summary of the invention
The present invention provides a kind of Full-automatic circulation recycling ecological cultivation system to solve the above-mentioned problems.
The technical scheme of the present invention is realized as follows: Full-automatic circulation recycles ecological cultivation system, including feed automatically
System, excrement recirculation system, marsh gas fermenting system, organic fertilizer fermentation system and finished product production system, the excrement circulation
Recovery system includes the excrement circulation and stress trench below automatic feeding system, is equipped with excrement in excrement circulation and stress trench
Whole circulation and stress device, excrement entirety circulation and stress device top are equipped with multiple floor drains, excrement entirety circulation and stress device point
It is not connected with storage urinal A and storage urinal B, storage urinal A pumps the marsh gas fermentation pool A in C and marsh gas fermenting system by pneumatic feed
It communicates, storage urinal B pumps D by pneumatic feed and communicates with marsh gas fermentation pool B, on marsh gas fermentation pool A overhead surface located underground
Equipped with membrane material gas storage holder, it is equipped with biogas stirring device A in marsh gas fermentation pool A, is equipped with waste residue discharge port below marsh gas fermentation pool A,
Waste residue discharge port is communicated with organic fertilizer fermentation pond, and pneumatic feed is equipped in waste residue discharge port and pumps A, organic fertilizer fermentation is provided in pond
Machine fertilizer fermentation agitating device, organic fertilizer fermentation pond overhead surface are equipped with assembled tank body, make in assembled tank body equipped with finished granule
Grain machine and biological deodorizing device, organic fertilizer fermentation pond lower part are communicated with waste residue discharge port B, are equipped in the B of waste residue discharge port and are pneumatically sent
Material pump B, marsh gas fermentation pool B overhead surface are equipped with membrane material gas storage holder B, are equipped with biogas stirring device B in marsh gas fermentation pool B；
Preferably, the bottom of the marsh gas fermentation pool A and marsh gas fermentation pool B is back taper bottom of pond；
Preferably, the automatic feeding system includes the automatic feeding device in animal house, and automatic feeding device is located at animal house
Above activity bed body, animal house activity bed body is set to above excrement circulation and stress trench.
A kind of Full-automatic circulation provided by the invention recycles ecological cultivation system, not only thoroughly solves above-mentioned one
A little problems are omitted many unnecessary equipment and process, while also saving a large amount of land resource and water resource and people's wealth
Material resources alleviate many burdens and substantial contribution for investor, create bigger economic benefit, more effectively avoid each
Link pollution on the environment.This system by foundation of civil work part, full-automatic anhydrous wash away excrement circulation and stress ecologic breeding
The most of composition of system, marsh gas fermenting system, organic fertilizer fermentation and finished product production system etc. four, four is most of closely coupled, keeps away
Exempt from many other unnecessary all swivel links and facility, while also avoiding the dirt caused by environment in each all swivel links
Dye.
It is organically to be combined closely by foundation of civil work part and other major systems first, makes full use of natural conditions
Whole facility investment is reduced, then with the full-automatic anhydrous standard module work for washing away excrement circulation and stress ecological cultivation system and being constituted
It for the basic point of this facility, feeds and night soil-treatment is all unattended using automation, anhydrous to wash away recirculation system straight
Connect by the excrement of animal be transported to marsh gas fermenting system production biogas, avoid excrement caused by traditional artificial cleaning accumulate and
Pollution on the environment in transportational process, while the labor intensity of worker is also substantially improved, improve work quality and effect
Rate.Marsh gas fermenting system is directly connected to organic fertilizer fermentation and finished product production system using semi-underground structure, and natural conditions are utilized
Help and convenience advantageously are provided for whole facility, reduces investment, such as under ground portion can but reach without keeping the temperature
Better heat insulation effect, the waste residue that biogas fermentation is crossed can gradually sink, and can be gradually increasing after organic fertilizer fermentation maturation, by biogas
Fermentation system is organically combined with organic fertilizer fermentation system, so that the feeding of biogas waste residue and the feeding part of organic fertilizer be made to exist
It but can more easily be realized under the natural law without too many facility.The under ground portion of marsh gas fermenting system is fermenting raw materials region,
After animal wastes are transported to the region, cloth is spread out by agitating device and is uniformly fermented, makes virgin material at top using the natural law
Fermentation generates biogas, and the waste residue to ferment gradually sinks, and is then delivered directly to having for bottom connection by pneumatic circulating pump again
Machine fertilizer fermentation system, aerial part are hemispherical membrane material gas storage holders, and biogas is directly stored into gas storage holder after generating, can be used to
Power generation directly uses, and motor vehicle fuel is made after can also carrying out desulfurization dewatering compression by purifying plant.Organic fertilizer production system
System is made of underground and aboveground two parts, and under ground portion is fermenting raw materials region, will be come from marsh gas fermenting system conveying useless
Slag spreads out cloth by agitating device and uniformly ferments, and according to the law of nature of fermentation, fermentation material weight can gradually lighten and upward
Operation, with submerged fermentation material increase and the growth of fermentation period, when uppermost material reach surface location when it is rigid
Good fermenting-ripening.Aerial part is deodoration system and organic fertilizer finished product production area, first deodoration system by all generations
Peculiar smell is handled by biological deodorizing device, so that the material of fermenting-ripening is eliminated peculiar smell, is then made again by graininess finished product
Processed mature material is directly carried out the work such as graininess production, drying, packaging by grain machine.
The beneficial effects of the present invention are: the present invention fundamentally overcomes current aquaculture pollution on the environment, pole
The earth saves land resource and water resource, substantially improves the working environment and natural environment on periphery, improves operation quality
And efficiency, the labor intensity of worker is alleviated, a large amount of new energy is increased, can get multiple economic benefit.
Detailed description of the invention
Fig. 1 is overall schematic of the invention；
Fig. 2 is main view of the invention；
Fig. 3 is the A-A of Fig. 2 of the present invention to diagrammatic cross-section；
Fig. 4 is top view of the invention；
Fig. 5 is the B-B direction diagrammatic cross-section of Fig. 4 of the present invention.
Part explanation: 1, underground infrastructure, 2, A animal house, 3, membrane material gas storage holder A, 4, assembled tank body, 5, B animal house,
6, marsh gas fermentation pool A, 7, back taper bottom of pond, 8, biogas fermentation stir device A, 9, waste residue discharge port A, 10, pneumatic feed pump A, 11,
Access hole A, 12, organic fertilizer fermentation pond, 13, organic fertilizer fermentation agitating device, 14, biological deodorizing device, 15, graininess finished product makes
Grain machine, 16, access hole B, 17, pneumatic feed pump B, 18, waste residue discharge port B, 19, membrane material gas storage holder B, 20, biogas fermentation stir dress
Set B, 21, marsh gas fermentation pool B, 22, C animal house, 23, D animal house, 24, automatic feeding device, 25, animal house activity bed body, 26,
Excrement circulation and stress trench, 27, floor drain, 28, excrement entirety circulation and stress device, 29, pneumatic feed pump C, 30, feace storing pool A,
31, feace storing pool B, 32, pneumatic feed pump D.
Specific embodiment
For a better understanding and implementation, the invention will be further described below in conjunction with the accompanying drawings: Full-automatic circulation recycling
Ecological cultivation system, including automatic feeding system, excrement recirculation system, marsh gas fermenting system, organic fertilizer fermentation system and
Finished product production system, automatic feeding system include the automatic feeding device 24 in animal house, and automatic feeding device 24 is located at poultry
25 top of house activity bed body, animal house activity bed body 25 are set to 26 top of excrement circulation and stress trench.
Excrement recirculation system includes the excrement circulation and stress trench 26 below automatic feeding system, excrement circulation
It recycles and is equipped with excrement entirety circulation and stress device 28 in trench 26, be equipped with multiple floor drains above excrement entirety circulation and stress device 28
27, excrement entirety circulation and stress device 28 is connected with storage urinal A30 and storage urinal B31 respectively, and storage urinal A30 passes through pneumatic feed
Pump C29 is communicated with the marsh gas fermentation pool A6 in marsh gas fermenting system, and storage urinal B31 pumps D32 and biogas fermentation by pneumatic feed
Pond B21 is communicated, and marsh gas fermentation pool A6 overhead surface located underground is equipped with membrane material gas storage holder 3, is equipped in marsh gas fermentation pool A6
Waste residue discharge port 9, waste residue discharge port 9 and 12 phase of organic fertilizer fermentation pond are equipped with below biogas stirring device A8, marsh gas fermentation pool A6
It is logical, it is equipped with pneumatic feed in waste residue discharge port 9 and pumps A10, organic fertilizer fermentation agitating device 13 is set in organic fertilizer fermentation pond 12, is had
12 overhead surface of machine fertilizer fermentation vat is equipped with assembled tank body 4, is equipped with finished granule pelletizer 15 and biological deodorizing in assembled tank body 4
Device 14,12 lower part of organic fertilizer fermentation pond are communicated with waste residue discharge port B18, and pneumatic feed is equipped in the B18 of waste residue discharge port and is pumped
B17, marsh gas fermentation pool B21 overhead surface are equipped with membrane material gas storage holder B19, are equipped with biogas stirring device in marsh gas fermentation pool B21
B20；The bottom of marsh gas fermentation pool A6 and marsh gas fermentation pool B21 are back taper bottom of pond 7.
The present invention is a designed most effective basic unit module by taking ox as an example, above underground infrastructure 1
Provided with 2,5,22,23 4 animal houses, automatic feeding device 24 and marsh gas fermentation pool A 6, organic fertilizer fermentation pond are equipped in animal house
12, separate room animal house pulldown bed 25, it is anhydrous wash away excrement circulation and stress trench 26, floor drain 27, excrement entirety circulation and stress device 28,
Animal feeds on separate room animal house pulldown bed 25, and the excrement of excretion can be discharged into excrement entirety circulation and stress by roller bed body
On device 28, excrement entirety circulation and stress device 28 is directly then usually drained to by floor drain 27 in the excrement of other regions excretion
On.According to the amount of capacity of methane-generating pit, distance of the methane-generating pit apart from animal house should be maintained at 20 to 35 meters.
Be also provided in underground infrastructure 1 marsh gas fermentation pool A6 and marsh gas fermentation pool B 21, organic fertilizer fermentation pond 12,
Feace storing pool A30 and B 31, the excrement being recovered on whole circulation and stress device 28 are transported to feace storing pool A30 and B 31 respectively, then
C30 and D 32 is pumped by pneumatic feed, is delivered to marsh gas fermentation pool A6 and B 21 respectively, generated biogas is directly stored in film
In material gas storage holder A3 and B19.The bottom of marsh gas fermentation pool A6 and B21 are back taper bottom of pond 7, convenient for making the biogas waste residue to ferment
Focus on pool aottom center to discharge, be additionally provided with waste residue discharge port A9 and B 18 in the bottom of gas fermentation vat A6 and B21, respectively with
Organic fertilizer fermentation pond 12 is connected to, and pumps A10 and B17 by pneumatic feed and waste residue is transported to organic fertilizer fermentation pond 12, process is organic
Fertilizer fermentation agitating device 13 spreads out cloth and uniformly ferments, and under the law of nature effect of fermentation, fermentation material weight can gradually lighten
And run up, with submerged fermentation object increase and the growth of fermentation period, when uppermost material reach surface location
When just fermenting-ripening.
Aerial part is deodoration system and organic fertilizer finished product production area, and deodoration system first leads to the peculiar smell of all generations
It crosses biological deodorizing device 14 to be handled, so that the material of fermenting-ripening is eliminated peculiar smell, then pass through graininess finished product pelletizer again
Processed mature material is directly carried out the work such as graininess production, drying, packaging by 15.
Claims (3)
1. Full-automatic circulation recycles ecological cultivation system, including automatic feeding system, excrement recirculation system, biogas fermentation system
System, organic fertilizer fermentation system and finished product production system, it is characterised in that the excrement recirculation system includes being set to automatic feed
Excrement circulation and stress trench (26) below the system of supporting, the interior excrement entirety circulation and stress that is equipped with of excrement circulation and stress trench (26) fill
It sets (28), is equipped with multiple floor drains (27) above excrement entirety circulation and stress device (28), excrement entirety circulation and stress device (28)
It is connected respectively with storage urinal A(30) and storage urinal B(31), stores up urinal A(30) C(29 is pumped by pneumatic feed) and biogas fermentation system
Marsh gas fermentation pool A(6 in system) it communicates, store up urinal B(31) D(32 is pumped by pneumatic feed) communicated with marsh gas fermentation pool B(21),
Marsh gas fermentation pool A(6 located underground) overhead surface be equipped with membrane material gas storage holder (3), marsh gas fermentation pool A(6) in be equipped with biogas
Agitating device A(8), marsh gas fermentation pool A(6) lower section is equipped with waste residue discharge port (9), waste residue discharge port (9) and organic fertilizer fermentation pond
(12) communicate, pneumatic feed be equipped in waste residue discharge port (9) and pumps A(10), organic fertilizer fermentation is set in organic fertilizer fermentation pond (12)
Agitating device (13), organic fertilizer fermentation pond (12) overhead surface are equipped with assembled tank body (4), are equipped with particle in assembled tank body (4)
Finished product pelletizer (15) and biological deodorizing device (14), organic fertilizer fermentation pond (12) lower part are communicated with waste residue discharge port B(18), are given up
Slag discharge port B(18) in be equipped with pneumatic feed pump B(17), marsh gas fermentation pool B(21) overhead surface be equipped with membrane material gas storage holder B
(19), marsh gas fermentation pool B(21) it is interior equipped with biogas stirring device B(20).
2. Full-automatic circulation as described in claim 1 recycles ecological cultivation system, it is characterised in that the marsh gas fermentation pool A
(6) and marsh gas fermentation pool B(21) bottom be back taper bottom of pond (7).
3. Full-automatic circulation as claimed in claim 1 or 2 recycles ecological cultivation system, it is characterised in that the automatic nursing system
System includes the automatic feeding device (24) in animal house, and automatic feeding device (24) is located above animal house activity bed body (25),
Animal house activity bed body (25) is set to above excrement circulation and stress trench (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088894.7A CN109644880A (en) | 2019-01-30 | 2019-01-30 | Full-automatic circulation recycles ecological cultivation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088894.7A CN109644880A (en) | 2019-01-30 | 2019-01-30 | Full-automatic circulation recycles ecological cultivation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109644880A true CN109644880A (en) | 2019-04-19 |
Family
ID=66122419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910088894.7A Withdrawn CN109644880A (en) | 2019-01-30 | 2019-01-30 | Full-automatic circulation recycles ecological cultivation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109644880A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112450124A (en) * | 2020-12-21 | 2021-03-09 | 河北尚粮农业科技有限公司 | Laying hen chicken room capable of naturally regulating microclimate environment and breeding method |
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| JP2003171191A (en) * | 2001-12-03 | 2003-06-17 | Sugiura Torahiko | Production method for organic fertilizer such as domestic animal dung and apparatus therefor |
| CN2808895Y (en) * | 2005-01-20 | 2006-08-23 | 邓小波 | Marsh gas generation device made of fiberglass reinforced plastic |
| CN203668375U (en) * | 2013-11-19 | 2014-06-25 | 河南桑达能源环保有限公司 | Biogas circulating-type anaerobic fermentation and storage system |
| CN108191474A (en) * | 2018-02-22 | 2018-06-22 | 青岛理工大学 | A kind of animal wastes harmless resource recycles intelligent processing system and method |
| CN108752072A (en) * | 2018-07-11 | 2018-11-06 | 周垟 | A kind of whole one-stop graininess finished product organic fertilizer production equipment of high-capacity |
| CN108967208A (en) * | 2018-09-27 | 2018-12-11 | 嘉禾县广发农牧有限公司 | Large-scale pig farm recycles pig raising system |
| CN209572748U (en) * | 2019-01-30 | 2019-11-05 | 周垟 | A kind of Full-automatic circulation recycling ecological cultivation system |
-
2019
- 2019-01-30 CN CN201910088894.7A patent/CN109644880A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003171191A (en) * | 2001-12-03 | 2003-06-17 | Sugiura Torahiko | Production method for organic fertilizer such as domestic animal dung and apparatus therefor |
| CN2808895Y (en) * | 2005-01-20 | 2006-08-23 | 邓小波 | Marsh gas generation device made of fiberglass reinforced plastic |
| CN203668375U (en) * | 2013-11-19 | 2014-06-25 | 河南桑达能源环保有限公司 | Biogas circulating-type anaerobic fermentation and storage system |
| CN108191474A (en) * | 2018-02-22 | 2018-06-22 | 青岛理工大学 | A kind of animal wastes harmless resource recycles intelligent processing system and method |
| CN108752072A (en) * | 2018-07-11 | 2018-11-06 | 周垟 | A kind of whole one-stop graininess finished product organic fertilizer production equipment of high-capacity |
| CN108967208A (en) * | 2018-09-27 | 2018-12-11 | 嘉禾县广发农牧有限公司 | Large-scale pig farm recycles pig raising system |
| CN209572748U (en) * | 2019-01-30 | 2019-11-05 | 周垟 | A kind of Full-automatic circulation recycling ecological cultivation system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112450124A (en) * | 2020-12-21 | 2021-03-09 | 河北尚粮农业科技有限公司 | Laying hen chicken room capable of naturally regulating microclimate environment and breeding method |
| CN112450124B (en) * | 2020-12-21 | 2023-10-03 | 河北尚粮农业科技有限公司 | Laying hen house capable of naturally regulating microclimate environment and breeding method |
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Application publication date: 20190419 |
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