CN105009762A - Air force fertilizing device - Google Patents
Air force fertilizing device Download PDFInfo
- Publication number
- CN105009762A CN105009762A CN201510503629.2A CN201510503629A CN105009762A CN 105009762 A CN105009762 A CN 105009762A CN 201510503629 A CN201510503629 A CN 201510503629A CN 105009762 A CN105009762 A CN 105009762A
- Authority
- CN
- China
- Prior art keywords
- nozzle
- jet pipe
- batch mixing
- air
- fertilizing
- 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
- 239000003337 fertilizer Substances 0.000 claims abstract description 49
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 239000008246 gaseous mixture Substances 0.000 claims description 5
- 238000005507 spraying Methods 0.000 abstract description 19
- 239000007788 liquid Substances 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 7
- 239000007787 solid Substances 0.000 abstract description 7
- 239000000575 pesticide Substances 0.000 abstract 3
- 239000003570 air Substances 0.000 abstract 1
- 239000007921 spray Substances 0.000 description 10
- 239000003905 agrochemical Substances 0.000 description 8
- 239000002917 insecticide Substances 0.000 description 7
- 230000000361 pesticidal effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Fertilizers (AREA)
- Fertilizing (AREA)
Abstract
The invention relates to a fertilizing tool, in particular to an air force fertilizing device. The air force fertilizing device comprises an air pump, a material bin, a mixing conveying device and a fertilizing spraying head. The mixing conveying device is composed of an air force spraying head and a mixed material spraying pipe. The air force spraying head extends into the mixed material spraying pipe from the rear end, the rear end of the air force spraying head is provided with a compressed air input connector, the back of the mixed material spraying pipe is provided with a feeding connector, the front inner space of the mixed material spraying pipe forms a pressurizing conveying cavity, and the front end of the pressurizing conveying cavity is provided with a straight-through discharging connector. An exhaust port of the air pump is connected to the compressed air input connector of the air force spraying head, a conveying outlet of the material bin is connected to the feeding connector of the mixing conveying device, and the discharging connector of the mixing conveying device is connected to a mixed gas input connector of the fertilizing spraying head (1). Air force of compressed air is used for fertilizing or pesticide spraying, so that the device needs no mechanical movement mechanism; the air and fertilizer or pesticides are fully mixed, so that even and efficient fertilizing is achieved. The air force fertilizing device is suitable for spraying liquid fertilizer or liquid pesticides and also suitable for spreading solid granulated fertilizer.
Description
Technical field
The present invention relates to a kind of agricultural machinery, be related specifically to a kind of fertilizing equipment.
Background technology
Fertilizer be to provide crops must nutrition, the class material that improves soil property, increase soil fertility, when the nutrition needed for crop growth can not be provided in soil, just must apply fertilizer.
Existing fertilizer distributor utilizes centrifugal force to be spread out by chemical fertilizer by the broadcast application dish of power take-off driven rotary, there are single disc-type and double plate two kinds, there is complex structure and the uneven shortcoming of broadcast application, and this kind of fertilizer distributor can only broadcast sowing the fertilizer of solid particle, and not there is the spraying function of liquid fertilizer.
Summary of the invention
The object of the invention is the shortcoming that will overcome the existence of existing fertilizing equipment, a kind of strength fertilizer apparatus is provided, make fertilizing equipment structure simple even with fertilising, and make same set of fertilizer apparatus have the function of spraying liquid fertilizer or spraying granular fertilizer.
A kind of strength fertilizer apparatus of the present invention, comprise air pump, feed bin, mixing feeder and fertilising shower nozzle, it is characterized in that mixing feeder 6 is made up of pneumatic energy nozzle 6-4 and batch mixing jet pipe 6-2, pneumatic energy nozzle 6-4 extend into batch mixing jet pipe 6-2 from the rear end of batch mixing jet pipe 6-2, the rear end of pneumatic energy nozzle 6-4 has compressed air input interface 6-4-2 to access, there is inlet connector 6-3 at the rear portion of batch mixing jet pipe 6-2, in the rear portion of batch mixing jet pipe 6-2, space forms negative pressure cavity VI, negative pressure cavity VI is communicated to inlet connector 6-3, in the front portion of batch mixing jet pipe 6-2, space forms supercharging feeding chamber VIII, flow-guiding mouth and jet orifice is had between negative pressure cavity VI and supercharging feeding chamber VIII, flow-guiding mouth is adjacent with negative pressure cavity VI, discharging joint 6-1 is had in the front end of supercharging feeding chamber VIII, discharging joint 6-1 and supercharging feeding chamber VIII lead directly to, the exhaust outlet of air pump 4 is connected to the compressed air input interface 6-4-2 of pneumatic energy nozzle 6-4 rear end by appendix 5, conveying outlet bottom feed bin 2 is connected to the inlet connector 6-3 of mixing feeder 6 by suction tube 3, the discharging joint 6-1 of mixing feeder 6 front end is connected to the gaseous mixture input adapter of fertilising shower nozzle 1 by conveying pipeline 7.
In the present invention, pneumatic energy nozzle 6-4 is the anterior hollow rotary structure shunk, the interior space of pneumatic energy nozzle 6-4 forms strength passage V, compressed air input interface 6-4-2 is communicated to strength passage V, in the front portion of pneumatic energy nozzle 6-4, space diameter shrinks gradually before backward, the front end of pneumatic energy nozzle 6-4 forms pneumatic nozzle 6-4-1, and pneumatic nozzle 6-4-1 extend in the negative pressure cavity VI at batch mixing jet pipe 6-2 rear portion; The flow-guiding mouth at batch mixing jet pipe 6-2 rear portion is by the cone-shaped space structure of rear withdrawn forward, the supercharging feeding chamber VIII of batch mixing jet pipe 6-2 front portion is that jet orifice is made up of the aditus laryngis between flow-guiding mouth and supercharging feeding chamber VIII by the cone-shaped space structure expanded gradually before backward; The bottom of feed bin 2 is inverted cone-shaped structure; In fertilising shower nozzle 1, have spiral air diffuser 1-2, the housing forward end of fertilising shower nozzle 1 has loudspeaker spout 1-1, and the interior space of loudspeaker spout 1-1 forms diffusing mouth III.
The present invention utilizes compressed air to carry out as kinetic energy operation of applying fertilizer or spray insecticide, and compressed air is produced by air pump.During work, the compressed air that air pump exhaust outlet exports enters into the pneumatic energy nozzle 6-4 of mixing feeder 6 by appendix, then spray from pneumatic nozzle 6-4-1, then introduce jet orifice VII by flow-guiding mouth, form the supercharging feeding chamber VIII that high velocity air enters into batch mixing jet pipe 6-2 front portion, in said process, the air of pneumatic nozzle 6-4-1 peripheral space has been taken away from the high velocity air of pneumatic nozzle 6-4-1 introducing jet orifice VII, the periphery of pneumatic nozzle 6-4-1 is made to form vacuum, therefore, space in the rear portion of batch mixing jet pipe 6-2 is made to form negative pressure cavity VI, the pull of vacuum of negative pressure cavity VI is in liquid fertilizer or solid particulate fertilizer or liquid pesticidal suction mixing feeder 6, liquid fertilizer or solid particulate fertilizer or liquid pesticidal fully mix with high velocity air, high velocity air takes fertilizer or agricultural chemicals sprays in supercharging feeding chamber VIII by jet orifice VII, because the diameter of supercharging feeding chamber VIII expands gradually before backward, so, the mist flow velocity entered in supercharging feeding chamber VIII reduces gradually, the speed kinetic transformation of mist is pressure energy, there is the gas of pressure energy as carrier gas, take fertilizer or agricultural chemicals and enter into fertilising shower nozzle 1 by conveying pipeline 7, by fertilising shower nozzle 1, fertilizer or agricultural chemicals are evenly sprayed on crops or on the planting site of crops again.
In above-mentioned invention, utilize compressed-air actuated strength to carry out applying fertilizer or spraying insecticide, make device not need mechanical motion mechanism, therefore, the situation of mechanical breakdown can not be had to occur; Utilize strength apply fertilizer or spray insecticide, air fully mixes with fertilizer or agricultural chemicals, makes fertilising or sprays insecticide evenly; Because fertilizer apparatus does not need mechanical motion mechanism, such that the structure of fertilizing equipment is simple, reliable operation and cost low.
The invention has the beneficial effects as follows: a kind of strength fertilizer apparatus provided, compressed-air actuated strength is utilized to carry out applying fertilizer or spraying insecticide, device is made not need mechanical motion mechanism, air fully mixes with fertilizer or agricultural chemicals, make all even fertilising efficiency of fertilising high, same fertilizing equipment is not only applicable to spraying liquid fertilizer or liquid pesticidal, is also applicable to spraying solid particulate fertilizer.The present invention makes that fertilizing equipment structure is simple, reliable operation and cost low.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of a kind of strength fertilizer apparatus of the present invention.
Accompanying drawing 2 is a amplification assumption diagrams in accompanying drawing 1.
Accompanying drawing 3 is the b amplification assumption diagrams in accompanying drawing 1.
In figure: 1. apply fertilizer shower nozzle, 1-1. loudspeaker spout, 1-2. spiral air diffuser, 1-2-1. spiral fin, 1-2-2. axle core, 1-2-3. streamline tail cone, 1-3. gaseous mixture input adapter, 2. feed bin, 2-1. conveying exports, 3. suction tube, 4. air pump, 4-1. exhaust outlet, 5. appendix, 6. mix feeder, 6-1. discharging joint, 6-2. batch mixing jet pipe, 6-3. inlet connector, 6-4. pneumatic energy nozzle, 6-4-1. pneumatic nozzle, 6-4-2. compressed air input interface, 7. conveying pipeline, I. feeding-passage, II. fender room, III. diffusing mouth, IV. spiral air flow forms passage, V. strength passage, VI. negative pressure cavity, VII. jet orifice, VIII. supercharging feeding chamber, Ⅸ. suction passage.
Embodiment
embodiment 1in embodiment shown in accompanying drawing 1, a kind of strength fertilizer apparatus of the present invention, comprises air pump, feed bin, mixing feeder and fertilising shower nozzle, it is characterized in that mixing feeder 6 is made up of pneumatic energy nozzle 6-4 and batch mixing jet pipe 6-2.Pneumatic energy nozzle 6-4 is the anterior hollow rotary structure shunk, the interior space of pneumatic energy nozzle 6-4 forms strength passage V, the rear end of pneumatic energy nozzle 6-4 has compressed air input interface 6-4-2 to access, compressed air input interface 6-4-2 is communicated to strength passage V, in the front portion of pneumatic energy nozzle 6-4, space diameter shrinks gradually before backward, and the front end of pneumatic energy nozzle 6-4 forms pneumatic nozzle 6-4-1, pneumatic energy nozzle 6-4 extend into batch mixing jet pipe 6-2 from the rear end of batch mixing jet pipe 6-2, there is inlet connector 6-3 at the rear portion of batch mixing jet pipe 6-2, in the rear portion of batch mixing jet pipe 6-2, space forms negative pressure cavity VI, pneumatic nozzle 6-4-1 extend in the negative pressure cavity VI at batch mixing jet pipe 6-2 rear portion, negative pressure cavity VI is communicated to inlet connector 6-3, in the front portion of batch mixing jet pipe 6-2, space forms supercharging feeding chamber VIII, flow-guiding mouth and jet orifice is had between negative pressure cavity VI and supercharging feeding chamber VIII, flow-guiding mouth is adjacent with negative pressure cavity VI, flow-guiding mouth is by the cone-shaped space structure of rear withdrawn forward, the supercharging feeding chamber VIII of batch mixing jet pipe 6-2 front portion is by the cone-shaped space structure expanded gradually before backward, jet orifice is made up of the aditus laryngis between flow-guiding mouth and supercharging feeding chamber VIII, have discharging joint 6-1 in the front end of supercharging feeding chamber VIII, discharging joint 6-1 and supercharging feeding chamber VIII lead directly to.The bottom of feed bin 2 is inverted cone-shaped structure.Fertilising shower nozzle 1 is made up of housing and spiral air diffuser 1-2, and have fender room II in the housing of fertilising shower nozzle 1, fender room II has gaseous mixture input adapter 1-3 to access, and there is loudspeaker spout 1-1 the front end of housing, and the interior space of loudspeaker spout 1-1 forms diffusing mouth III; Spiral air diffuser is looped around on axle core 1-2-2 by spiral fin 1-2-1 and forms, spiral floor 3 is three, spiral fin 1-2-1 and axle core 1-2-2 link is integrated, the pitch space of spiral fin 1-2-1 forms spiral air flow and forms passage IV, streamline tail cone 1-2-3 is had in the rear end of axle core 1-2-2, streamline tail cone 1-2-3 forms the baffle that spiral air flow forms passage IV, spiral air diffuser 1-2 is embedded in housing, spiral air flow forms the outlet of passage IV in diffusing mouth III, and fender room II forms passage IV by spiral air flow and is communicated to diffusing mouth III.The exhaust outlet of air pump 4 is connected to the compressed air input interface 6-4-2 of pneumatic energy nozzle 6-4 rear end by appendix 5, conveying outlet bottom feed bin 2 is connected to the inlet connector 6-3 of mixing feeder 6 by suction tube 3, the discharging joint 6-1 of mixing feeder 6 front end is connected to the gaseous mixture input adapter of fertilising shower nozzle 1 by conveying pipeline 7.
The present embodiment utilizes compressed air to carry out as kinetic energy operation of applying fertilizer or spray insecticide, during work, the compressed air that air pump exhaust outlet exports enters into the pneumatic energy nozzle 6-4 of mixing feeder 6 by appendix, then spray from pneumatic nozzle 6-4-1, introduce jet orifice VII by flow-guiding mouth again, form the supercharging feeding chamber VIII that high velocity air enters into batch mixing jet pipe 6-2 front portion, in said process, pull of vacuum is formed at the negative pressure cavity VI at batch mixing jet pipe 6-2 rear portion, pull of vacuum is in liquid fertilizer or solid particulate fertilizer or liquid pesticidal suction mixing feeder 6, liquid fertilizer or solid particulate fertilizer or liquid pesticidal fully mix with high velocity air, high velocity air takes fertilizer or agricultural chemicals sprays in supercharging feeding chamber VIII by jet orifice VII, the speed kinetic transformation entering the mixed airflow in supercharging feeding chamber VIII is pressure energy, there is the gas of pressure energy as carrier gas, take fertilizer or agricultural chemicals and enter into fertilising shower nozzle 1 by conveying pipeline 7, form passage IV by spiral air flow again and produce swirling eddy, swirling eddy evenly sprays fertilizer or agricultural chemicals on crops or on the planting site of crops.The present embodiment fertilising shower nozzle 1 in coordinate spiral air diffuser 1-2, make fertilising or spray insecticide evenly.
Claims (5)
1. a strength fertilizer apparatus, comprise air pump, feed bin, mixing feeder and fertilising shower nozzle, it is characterized in that mixing feeder (6) is made up of pneumatic energy nozzle (6-4) and batch mixing jet pipe (6-2), pneumatic energy nozzle (6-4) extend into batch mixing jet pipe (6-2) from the rear end of batch mixing jet pipe (6-2), the rear end of pneumatic energy nozzle (6-4) has compressed air input interface (6-4-2) to access, there is inlet connector (6-3) at the rear portion of batch mixing jet pipe (6-2), in the rear portion of batch mixing jet pipe (6-2), space forms negative pressure cavity (VI), negative pressure cavity (VI) is communicated to inlet connector (6-3), in the front portion of batch mixing jet pipe (6-2), space forms supercharging feeding chamber (VIII), flow-guiding mouth and jet orifice is had between negative pressure cavity (VI) and supercharging feeding chamber (VIII), flow-guiding mouth is adjacent with negative pressure cavity (VI), discharging joint (6-1) is had in the front end of supercharging feeding chamber (VIII), discharging joint (6-1) leads directly to supercharging feeding chamber (VIII), the exhaust outlet of air pump (4) is connected to the compressed air input interface (6-4-2) of pneumatic energy nozzle (6-4) rear end by appendix (5), the conveying outlet of feed bin (2) bottom is connected to the inlet connector (6-3) of mixing feeder (6) by suction tube (3), the discharging joint (6-1) of mixing feeder (6) front end is connected to the gaseous mixture input adapter of fertilising shower nozzle (1) by conveying pipeline (7).
2. a kind of strength fertilizer apparatus according to claim 1, it is characterized in that pneumatic energy nozzle (6-4) is the anterior hollow rotary structure shunk, the interior space of pneumatic energy nozzle (6-4) forms strength passage (V), compressed air input interface (6-4-2) is communicated to strength passage (V), in the front portion of pneumatic energy nozzle (6-4), space diameter shrinks gradually before backward, the front end of pneumatic energy nozzle (6-4) forms pneumatic nozzle (6-4-1), and pneumatic nozzle (6-4-1) extend in the negative pressure cavity (VI) at batch mixing jet pipe (6-2) rear portion.
3. a kind of strength fertilizer apparatus according to claim 1, it is characterized in that the flow-guiding mouth at batch mixing jet pipe (6-2) rear portion is by the cone-shaped space structure of rear withdrawn forward, the anterior supercharging feeding chamber (VIII) of batch mixing jet pipe (6-2) is that jet orifice is made up of the aditus laryngis between flow-guiding mouth and supercharging feeding chamber (VIII) by the cone-shaped space structure expanded gradually before backward.
4. a kind of strength fertilizer apparatus according to claim 1, is characterized in that the bottom of feed bin (2) is inverted cone-shaped structure.
5. a kind of strength fertilizer apparatus according to claim 1, it is characterized in that there is spiral air diffuser (1-2) in fertilising shower nozzle (1), the housing forward end of fertilising shower nozzle (1) has loudspeaker spout (1-1), and the interior space of loudspeaker spout (1-1) forms diffusing mouth (III).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510503629.2A CN105009762B (en) | 2015-08-17 | 2015-08-17 | A kind of strength fertilizer apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510503629.2A CN105009762B (en) | 2015-08-17 | 2015-08-17 | A kind of strength fertilizer apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105009762A true CN105009762A (en) | 2015-11-04 |
| CN105009762B CN105009762B (en) | 2016-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510503629.2A Expired - Fee Related CN105009762B (en) | 2015-08-17 | 2015-08-17 | A kind of strength fertilizer apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN105009762B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105960858A (en) * | 2015-12-30 | 2016-09-28 | 石河子大学 | Airflow-impact deep-scarification fertilizer distributor |
| CN106105441A (en) * | 2016-06-01 | 2016-11-16 | 石河子大学 | Combine pneumatic subsoiling land preparation fertilizer applicator |
| CN107258195A (en) * | 2017-07-07 | 2017-10-20 | 四川省草原科学研究院 | For artificial pasture and the fertilization pesticide spraying device in grass seeds base |
| CN110337881A (en) * | 2019-07-22 | 2019-10-18 | 潘声田 | The uniform spraying method of fertilizer |
| CN111111535A (en) * | 2020-02-14 | 2020-05-08 | 德州学院 | Polymer mixes dissolving device for oil field |
| CN111974564A (en) * | 2020-07-17 | 2020-11-24 | 中国神华能源股份有限公司国华电力分公司 | Ejector |
| CN113475207A (en) * | 2020-06-16 | 2021-10-08 | 徐树强 | Paddy field side deep fertilizing device for increasing rice yield |
| CN113632676A (en) * | 2021-08-12 | 2021-11-12 | 湖北省地质局地球物理勘探大队 | Selenium-rich high-quality vine tea planting method |
| CN113632625A (en) * | 2021-09-13 | 2021-11-12 | 华中农业大学 | Fertile fertilization equipment of promoting bud of ratoon rice season of regenerating |
| CN114009324A (en) * | 2021-11-03 | 2022-02-08 | 江西省红壤研究所 | Light and simple fertilizer applying device for machine-transplanted rice |
| CN117999940A (en) * | 2024-03-22 | 2024-05-10 | 杭州创科动力有限公司 | Deep ploughing fertilizer applicator |
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| JP2001153096A (en) * | 1999-11-30 | 2001-06-05 | Maruyama Mfg Co Ltd | Centrifugal blower and portable blower device |
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| CN204217409U (en) * | 2014-11-18 | 2015-03-25 | 衢州市煜鑫农产品加工技术开发有限公司 | A kind of vehicle-mounted small fertilizer spreading machine |
| CN205005471U (en) * | 2015-08-17 | 2016-02-03 | 衢州昀睿工业设计有限公司 | Strength fertilizer injection unit |
-
2015
- 2015-08-17 CN CN201510503629.2A patent/CN105009762B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001153096A (en) * | 1999-11-30 | 2001-06-05 | Maruyama Mfg Co Ltd | Centrifugal blower and portable blower device |
| CN103008148A (en) * | 2012-12-24 | 2013-04-03 | 葛荣林 | Agricultural machinery with multiple functions of spraying, sowing and fertilizing |
| CN203492369U (en) * | 2013-09-26 | 2014-03-26 | 江苏嘉贤米业有限公司 | Fertilizer applicator capable of spraying solid particles |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105960858B (en) * | 2015-12-30 | 2017-10-27 | 石河子大学 | A kind of gas shock subsoiling fertilizer applicator |
| CN105960858A (en) * | 2015-12-30 | 2016-09-28 | 石河子大学 | Airflow-impact deep-scarification fertilizer distributor |
| CN106105441A (en) * | 2016-06-01 | 2016-11-16 | 石河子大学 | Combine pneumatic subsoiling land preparation fertilizer applicator |
| CN107258195A (en) * | 2017-07-07 | 2017-10-20 | 四川省草原科学研究院 | For artificial pasture and the fertilization pesticide spraying device in grass seeds base |
| CN110337881A (en) * | 2019-07-22 | 2019-10-18 | 潘声田 | The uniform spraying method of fertilizer |
| CN111111535A (en) * | 2020-02-14 | 2020-05-08 | 德州学院 | Polymer mixes dissolving device for oil field |
| CN113475207A (en) * | 2020-06-16 | 2021-10-08 | 徐树强 | Paddy field side deep fertilizing device for increasing rice yield |
| CN111974564A (en) * | 2020-07-17 | 2020-11-24 | 中国神华能源股份有限公司国华电力分公司 | Ejector |
| CN113632676A (en) * | 2021-08-12 | 2021-11-12 | 湖北省地质局地球物理勘探大队 | Selenium-rich high-quality vine tea planting method |
| CN113632676B (en) * | 2021-08-12 | 2022-07-12 | 湖北省地质局地球物理勘探大队 | Selenium-rich high-quality vine tea planting method |
| CN113632625A (en) * | 2021-09-13 | 2021-11-12 | 华中农业大学 | Fertile fertilization equipment of promoting bud of ratoon rice season of regenerating |
| CN113632625B (en) * | 2021-09-13 | 2022-04-19 | 华中农业大学 | Fertile fertilization equipment of promoting bud of ratoon rice season of regenerating |
| CN114009324A (en) * | 2021-11-03 | 2022-02-08 | 江西省红壤研究所 | Light and simple fertilizer applying device for machine-transplanted rice |
| CN117999940A (en) * | 2024-03-22 | 2024-05-10 | 杭州创科动力有限公司 | Deep ploughing fertilizer applicator |
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