CN115462317A - Wet curtain system for cooling farm - Google Patents
Wet curtain system for cooling farm Download PDFInfo
- Publication number
- CN115462317A CN115462317A CN202211108613.8A CN202211108613A CN115462317A CN 115462317 A CN115462317 A CN 115462317A CN 202211108613 A CN202211108613 A CN 202211108613A CN 115462317 A CN115462317 A CN 115462317A
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- Prior art keywords
- wet curtain
- temperature
- electromagnetic switch
- wet
- cooling
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- Pending
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- 238000001816 cooling Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000003860 storage Methods 0.000 claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 17
- 238000009736 wetting Methods 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000009395 breeding Methods 0.000 abstract description 8
- 230000001488 breeding effect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 244000144972 livestock Species 0.000 abstract description 5
- 238000002791 soaking Methods 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 23
- 241001465754 Metazoa Species 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000282994 Cervidae Species 0.000 description 1
- 241000402754 Erythranthe moschata Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 241001233242 Lontra Species 0.000 description 1
- 241000772415 Neovison vison Species 0.000 description 1
- 241000286209 Phasianidae Species 0.000 description 1
- 241000282485 Vulpes vulpes Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000085 cashmere Anatomy 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Images
Classifications
-
- 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
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
- A01K1/0082—Water misting or cooling systems
-
- 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
- A01K31/00—Housing birds
Abstract
The invention relates to the technical field of livestock breeding, and provides a wet curtain system for cooling a farm, which comprises a breeding plant, a wet curtain cooling system, a negative pressure exhaust system and a temperature monitoring system, wherein the wet curtain system comprises: the left side and the right side of the cultivation factory building are respectively provided with an air inlet notch and an air exhaust notch; wet curtain cooling system includes storage water tank and a plurality of wet curtains that set up in the air inlet breach, and the intercommunication has a plurality of delivery line on the storage water tank, and the storage water tank can be with its inside water toward a plurality of delivery line in carry in order to be used for soaking a plurality of wet curtains, and all be provided with the electromagnetic switch valve on every delivery line. According to the invention, with the decrease of the temperature in the cultivation factory, the temperature monitoring system can close part of the electromagnetic switch valves, so that the wetting quantity of the wet curtain is reduced, and therefore, the power consumption and the water consumption of the wet curtain system can be reduced on the premise that the temperature in the cultivation factory is controlled within a reasonable range, and the effect of reducing the cultivation cost is achieved.
Description
Technical Field
The invention relates to the technical field of livestock breeding, in particular to a wet curtain system for cooling a farm.
Background
Livestock breeding refers to a production department for obtaining animal products such as meat, eggs, milk, wool, cashmere, skin, silk and medicinal materials by utilizing the physiological functions of animals such as livestock and poultry which are domesticated by human beings or wild animals such as deer, musk, fox, mink, otter and quail and converting pasture, feed and other plant energy into animal energy through artificial breeding and propagation. Is different from self-sufficient livestock breeding, and is mainly characterized by centralization, scale production and profit-making production purposes.
At present, when animals are intensively cultured, the animals are generally captivated in a culture place through a plant, and in hot summer, the temperature in the plant is increased, so that the animals cultured in the plant are heated, the physical function of the animals is affected, the animals are not eaten, even die, and the like, and economic loss is caused.
And the space of plant is great, if installation central air conditioning cools down, and its power cost of consuming every day is quite high, has brought the burden to the breed cost again, so adopt wet curtain system to reduce whole temperature in the factory building at plant in most.
The traditional wet curtain system needs to wet all wet curtains on one side of a plant with water, and then air passes through the wet curtains and is evaporated, so that the temperature in the plant is reduced, but the temperature in one day is constantly changed, the traditional wet curtain system cannot adjust the wetting range of the wet curtains according to the actual temperature in the plant, the power consumption and the water consumption are not low when the system is operated, unnecessary breeding cost is increased, and therefore the design of the wet curtain system for cooling the plant is necessary to solve the problem.
Disclosure of Invention
The invention aims to provide a wet curtain system for cooling a farm so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a wet curtain system for plant's cooling, includes plant, wet curtain cooling system, negative pressure exhaust system and temperature monitoring system:
the left side and the right side of the cultivation factory building are respectively provided with an air inlet gap and an air exhaust gap;
the wet curtain cooling system comprises a water storage tank and a plurality of wet curtains arranged in the air inlet gap, the water storage tank is communicated with a plurality of conveying pipelines, the water storage tank can convey water in the water storage tank into the conveying pipelines so as to be used for wetting the wet curtains, and each conveying pipeline is provided with an electromagnetic switch valve;
the negative pressure air exhaust system comprises a row of negative pressure fans which are arranged in the air exhaust notches and the air outlet direction of which faces the outside of the cultivation factory building;
the temperature monitoring system is arranged in the cultivation factory building and used for monitoring the temperature change in the cultivation factory building, the switches of the electromagnetic switch valves can be controlled according to the monitored temperature, and the number of the opened electromagnetic switch valves is in direct proportion to the temperature.
Preferably, fixed mounting has the delivery pump on the storage water tank, the water inlet and the storage water tank of delivery pump are inside to be linked together, one side that wet curtain was kept away from to a plurality of delivery line all communicates the delivery port at the delivery pump, and the motor spindle speed of delivery pump can carry out speed regulation according to the opening quantity of electromagnetic switch valve, its rotational speed and electromagnetic switch valve open quantity directly proportional, after partial electromagnetic switch valve closed, the motor spindle speed of delivery pump can reduce thereupon, play the effect that reduces the power consumption.
Preferably, the temperature monitoring system is including installing the temperature monitor who puts at the inside central point of plant, be provided with the PLC controller in the plant, the output of temperature monitor links to each other with the input electrical property of PLC controller in order to be used for transmitting its temperature value of monitoring to the PLC controller, and the delivery pump links to each other with the output of a plurality of electromagnetic switch valves all through the electrical property with the PLC controller, so that the PLC controller can control the motor spindle rotational speed of delivery pump and the switch of a plurality of electromagnetic switch valves according to its received temperature value, make the whole power consumption and the water consumption of this system can be adjusted according to the change of temperature in the plant.
Preferably, the number of the wet curtains and the number of the electromagnetic switch valves are three;
when the temperature monitor monitors that the temperature is higher than or equal to 41 ℃, the three electromagnetic switch valves are opened simultaneously;
when the temperature monitor monitors that the temperature is less than 41 ℃ and more than or equal to 36 ℃, two electromagnetic switch valves are opened, and the other electromagnetic switch valve is closed;
when the temperature monitor monitors that the temperature is less than 36 ℃ and more than or equal to 30 ℃, one electromagnetic switch valve is opened, and the other two electromagnetic valves are closed;
when the temperature monitor monitors that the temperature is less than 30 ℃, the three electromagnetic switch valves are closed simultaneously, and the motor of the delivery pump stops running when the three electromagnetic switch valves are closed simultaneously.
Preferably, install three electric rolling shutter door in the air inlet breach, every electric rolling shutter door is located one side of three wet curtain respectively and links to each other with PLC controller electrical property, and electric rolling shutter door can carry out synchronous switch according to the switch of the electromagnetic switch valve that the wet curtain corresponds to avoid when negative pressure positive blower inhales the plant building with external air from the air inlet breach, have partial high temperature air to pass in the wet curtain that does not soak and get into the plant building.
Preferably, all communicate with return line on a plurality of wet curtains, and one side that a plurality of return lines kept away from wet curtain all communicates on the storage water tank for water can flow back to in the storage water tank after soaking wet curtain, in order to form the circulation.
Preferably, a water purifying device is arranged on the return pipeline to purify the water passing through the wet curtain.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, along with the reduction of the temperature in the cultivation factory, the temperature monitoring system can close part of the electromagnetic switch valves, so that the wetting quantity of the wet curtains is reduced, and therefore, the power consumption and water consumption of the wet curtain system are reduced on the premise of controlling the temperature in the cultivation factory within a reasonable range, and the effect of reducing the cultivation cost is achieved.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a schematic diagram of the wet curtain cooling system of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
It will be apparent that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein and, therefore, is not limited to the specific embodiments disclosed in the following description.
Referring to fig. 1-2, the present invention provides a wet curtain system for cooling a farm: including plant, wet curtain cooling system, negative pressure exhaust system and temperature monitoring system: the left side and the right side of the cultivation factory building are respectively provided with an air inlet notch and an air exhaust notch; the wet curtain cooling system comprises a water storage tank and a plurality of wet curtains arranged in the air inlet gap, the water storage tank is communicated with a plurality of conveying pipelines, the water storage tank can convey water in the water storage tank into the conveying pipelines so as to be used for wetting the wet curtains, and each conveying pipeline is provided with an electromagnetic switch valve; the negative pressure air exhaust system comprises a row of negative pressure fans which are arranged in the air exhaust notches, and the air outlet direction of the negative pressure fans faces the outside of the cultivation factory building; the temperature monitoring system is arranged in the cultivation factory building and used for monitoring the temperature change in the cultivation factory building, and the switch of the electromagnetic switch valves can be controlled according to the monitored temperature, the quantity of the electromagnetic switch valves is in direct proportion to the temperature, namely, the temperature is higher, the quantity of the electromagnetic switch valves is increased, through the design, the quantity of the electromagnetic switch valves is increased, the quantity of wet curtains soaked by water in the water storage tank through the conveying pipeline is increased, the efficiency of the air passing through the wet curtains to be evaporated is increased, the temperature in the cultivation factory building is reduced, the temperature monitoring system can close part of the electromagnetic switch valves, the quantity of the wet curtains is reduced, the temperature in the cultivation factory building can be controlled under the premise of being within a reasonable range, the power consumption and the water consumption of the wet curtain system are reduced, and the cultivation cost is reduced.
Concretely, fixed mounting has the delivery pump on the storage water tank, the water inlet of delivery pump is linked together with the storage water tank is inside, one side that wet curtain was kept away from to a plurality of delivery lines all communicates the delivery port at the delivery pump, can wet curtain through delivery line with the water in the storage water tank under the effect of delivery pump, and the motor spindle rotational speed of delivery pump can carry out speed regulation according to the quantity of opening of electromagnetic switch valve, its rotational speed is direct-proportional with electromagnetic switch valve opening quantity, the quantity that electromagnetic switch valve opened is more promptly, its spindle rotational speed is faster, and after partial electromagnetic switch valve closed, the motor spindle rotational speed of delivery pump also can reduce along with it, play the effect that reduces the power consumption.
Please refer to fig. 2, the temperature monitoring system includes a temperature monitor installed at the center inside the cultivation factory, a PLC controller is installed in the cultivation factory, an output end of the temperature monitor is electrically connected with an input end of the PLC controller for transmitting the monitored temperature value to the PLC controller, and the conveying pump is electrically connected with an output end of the PLC controller through a plurality of electromagnetic switch valves, so that the PLC controller can control the rotation speed of the motor spindle of the conveying pump and the on and off of the plurality of electromagnetic switch valves according to the received temperature value, and the whole power consumption and water consumption of the system can be adjusted according to the temperature change in the cultivation factory.
In some embodiments, the number of the wet curtains and the electromagnetic switch valves is three;
when the temperature monitor monitors that the temperature is higher than or equal to 41 ℃, the three electromagnetic switch valves are opened simultaneously;
when the temperature monitor monitors that the temperature is less than 41 ℃ and not less than 36 ℃, two electromagnetic switch valves are opened, and the other electromagnetic switch valve is closed;
when the temperature monitor monitors that the temperature is less than 36 ℃ and more than or equal to 30 ℃, one electromagnetic switch valve is opened, and the other two electromagnetic valves are closed;
when the temperature monitor monitors that the temperature is less than 30 ℃, the three electromagnetic switch valves are closed simultaneously, and meanwhile, the motor of the delivery pump stops running when the three electromagnetic switch valves are closed simultaneously, so that the operation of the wet curtain cooling system can be stopped under the condition that the temperature in the breeding plant is low.
And in addition, install three electric rolling shutter door in the air inlet breach, every electric rolling shutter door is located one side of three wet curtain respectively and links to each other with PLC controller electrical property, and electric rolling shutter door can carry out synchronous switch according to the switch of the electromagnetic switch valve that the wet curtain corresponds, in order to avoid when negative pressure air fan inhales the plant building with external air from the air inlet breach, have partial high temperature air to pass in the wet curtain that does not soak and get into the plant building, thereby influence the decline efficiency of air temperature in the whole plant building, such design can be more reasonable.
Particularly, the plurality of wet curtains are all communicated with a return pipeline, one side of the plurality of return pipelines far away from the wet curtains is all communicated with a water storage tank, the water can flow back into the water storage tank after soaking the wet curtain to form circulation, and the water consumption only occurs when the wet curtain is soaked, so that the aim of saving water is further fulfilled.
Meanwhile, a water purifying device is arranged on the return pipeline to purify water passing through the wet curtain.
It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a wet curtain system for plant's cooling which characterized in that: comprises a cultivation factory, a wet curtain cooling system, a negative pressure exhaust system and a temperature monitoring system,
the left side and the right side of the cultivation factory building are respectively provided with an air inlet gap and an air exhaust gap;
the wet curtain cooling system comprises a water storage tank and a plurality of wet curtains arranged in the air inlet gap, the water storage tank is communicated with a plurality of conveying pipelines, the water storage tank can convey water in the water storage tank into the conveying pipelines so as to be used for wetting the wet curtains, and each conveying pipeline is provided with an electromagnetic switch valve;
the negative pressure air exhaust system comprises a row of negative pressure fans which are arranged in the air exhaust notches, and the air outlet direction of the negative pressure fans faces the outside of the cultivation factory building;
the temperature monitoring system is arranged in the cultivation factory building and used for monitoring temperature change in the cultivation factory building, the switches of the electromagnetic switch valves can be controlled according to the monitored temperature, and the number of the opened electromagnetic switch valves is in direct proportion to the temperature.
2. The wet curtain system for farm cooling of claim 1, wherein: the water storage tank is fixedly provided with a delivery pump, a water inlet of the delivery pump is communicated with the inside of the water storage tank, one side of each delivery pipeline, far away from the wet curtain, is communicated with a water outlet of the delivery pump, the rotating speed of a motor spindle of the delivery pump can be adjusted in a rapid and slow mode according to the opening quantity of the electromagnetic switch valves, and the rotating speed of the motor spindle is in direct proportion to the opening quantity of the electromagnetic switch valves.
3. The wet curtain system for farm cooling of claim 1, wherein: the temperature monitoring system comprises a temperature monitor installed in the center inside the cultivation factory building, a PLC (programmable logic controller) is arranged in the cultivation factory building, the output end of the temperature monitor is electrically connected with the input end of the PLC for transmitting the monitored temperature value to the PLC, and the conveying pump and the plurality of electromagnetic switch valves are all connected with the output end of the PLC through electrical property, so that the PLC can control the rotation speed of a motor main shaft of the conveying pump and the switches of the plurality of electromagnetic switch valves according to the received temperature value.
4. A wet curtain system for cooling a farm according to claim 3, wherein: the number of the wet curtains and the number of the electromagnetic switch valves are three;
when the temperature monitor monitors that the temperature is higher than or equal to 41 ℃, the three electromagnetic switch valves are opened simultaneously;
when the temperature monitor monitors that the temperature is less than 41 ℃ and not less than 36 ℃, two electromagnetic switch valves are opened, and the other electromagnetic switch valve is closed;
when the temperature monitor monitors that the temperature is less than 36 ℃ and more than or equal to 30 ℃, one electromagnetic switch valve is opened, and the other two electromagnetic valves are closed;
when the temperature monitor monitors that the temperature is less than 30 ℃, the three electromagnetic switch valves are closed simultaneously.
5. The wet curtain system for farm cooling of claim 4, wherein: install three electric rolling shutter door in the air inlet gap, every electric rolling shutter door is located one side of three wet curtain respectively and links to each other with the PLC controller electrical property, and electric rolling shutter door can carry out synchronous switch according to the switch of the electromagnetic switch valve that wet curtain corresponds.
6. The wet curtain system for farm cooling of claim 1, wherein: all the intercommunication has return line on a plurality of wet curtains, and one side that a plurality of return line keep away from wet curtain all communicates on the storage water tank.
7. The wet curtain system for farm cooling of claim 6, wherein: and a water purifying device is arranged on the return pipeline and is used for purifying water passing through the wet curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211108613.8A CN115462317A (en) | 2022-09-13 | 2022-09-13 | Wet curtain system for cooling farm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211108613.8A CN115462317A (en) | 2022-09-13 | 2022-09-13 | Wet curtain system for cooling farm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115462317A true CN115462317A (en) | 2022-12-13 |
Family
ID=84333383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211108613.8A Pending CN115462317A (en) | 2022-09-13 | 2022-09-13 | Wet curtain system for cooling farm |
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| Country | Link |
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| CN (1) | CN115462317A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363653A (en) * | 2008-08-22 | 2009-02-11 | 日滔贸易（上海）有限公司 | Energy consumption control method and device of central air-conditioning refrigeration system |
| CN103991192A (en) * | 2014-04-29 | 2014-08-20 | 成都龙泉鑫锐模具塑料厂 | Rapid temperature adjusting method of flow-adjustable injection mold |
| CN104255533A (en) * | 2014-10-14 | 2015-01-07 | 山东省农业科学院畜牧兽医研究所 | Hog house cooling device |
| CN104273044A (en) * | 2013-07-08 | 2015-01-14 | 天津市少峰畜禽养殖有限公司 | Pig raising house |
| CN104304038A (en) * | 2014-10-13 | 2015-01-28 | 河南牧业经济学院 | Water curtain box for ammonia gas absorption of livestock breeding house |
| CN204157456U (en) * | 2014-10-16 | 2015-02-18 | 昆明圣春家禽养殖有限公司 | Hen house intelligence moisture-heat preservation system |
| CN111248088A (en) * | 2020-02-25 | 2020-06-09 | 张掖市甘州区山湖种畜繁育场 | Beef cattle fattening house breeding environment control device |
| CN111288600A (en) * | 2020-02-13 | 2020-06-16 | 珠海中建兴业绿色建筑设计研究院有限公司 | Cooling and humidifying device |
-
2022
- 2022-09-13 CN CN202211108613.8A patent/CN115462317A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363653A (en) * | 2008-08-22 | 2009-02-11 | 日滔贸易（上海）有限公司 | Energy consumption control method and device of central air-conditioning refrigeration system |
| CN104273044A (en) * | 2013-07-08 | 2015-01-14 | 天津市少峰畜禽养殖有限公司 | Pig raising house |
| CN103991192A (en) * | 2014-04-29 | 2014-08-20 | 成都龙泉鑫锐模具塑料厂 | Rapid temperature adjusting method of flow-adjustable injection mold |
| CN104304038A (en) * | 2014-10-13 | 2015-01-28 | 河南牧业经济学院 | Water curtain box for ammonia gas absorption of livestock breeding house |
| CN104255533A (en) * | 2014-10-14 | 2015-01-07 | 山东省农业科学院畜牧兽医研究所 | Hog house cooling device |
| CN204157456U (en) * | 2014-10-16 | 2015-02-18 | 昆明圣春家禽养殖有限公司 | Hen house intelligence moisture-heat preservation system |
| CN111288600A (en) * | 2020-02-13 | 2020-06-16 | 珠海中建兴业绿色建筑设计研究院有限公司 | Cooling and humidifying device |
| CN111248088A (en) * | 2020-02-25 | 2020-06-09 | 张掖市甘州区山湖种畜繁育场 | Beef cattle fattening house breeding environment control device |
Non-Patent Citations (1)
| Title |
|---|
| 刘卫东等: "林木种苗繁育新技术", vol. 1, 国防科技大学出版社, pages: 145 * |
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Application publication date: 20221213 |