CN110402630B - Vegetable planting is with burying formula rotary tillage fertilization ridger - Google Patents
Vegetable planting is with burying formula rotary tillage fertilization ridger Download PDFInfo
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- CN110402630B CN110402630B CN201910808295.8A CN201910808295A CN110402630B CN 110402630 B CN110402630 B CN 110402630B CN 201910808295 A CN201910808295 A CN 201910808295A CN 110402630 B CN110402630 B CN 110402630B
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- ridging
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- rotary tillage
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- 238000003971 tillage Methods 0.000 title claims abstract description 24
- 235000013311 vegetables Nutrition 0.000 title claims abstract description 20
- 230000004720 fertilization Effects 0.000 title claims abstract description 17
- 239000003337 fertilizer Substances 0.000 claims abstract description 120
- 239000002689 soil Substances 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims description 41
- 238000005192 partition Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/02—Combined machines with two or more soil-working tools of different kind
- A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
- A01B49/025—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven about a substantially vertical axis
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a buried rotary tillage fertilization ridging machine tool for vegetable planting. Comprises a frame, wherein the front side of the frame is connected with a landing gear used for being connected with an agricultural machine; a rotary cultivator is arranged on the front lower side of the frame; the rear lower side of the frame is provided with a ridger, and the ridger comprises a plurality of ridgeplates; and a fertilizer applicator is arranged in the middle of the frame. The buried rotary tillage fertilization ridger arranges the fertilization device before ridging, and buries fertilizer through ridging soil; then through linkage adjustment mechanism, adjust ridging board and fertilization pipe simultaneously, when guaranteeing ridge distance, ridge height and being convenient for adjust, can also make the ridging board relative with the fertilization pipe all the time, accomplish fertilizer and bury. The fertilizer is more concentrated, the volatilization of the fertilizer is reduced, the utilization rate of the fertilizer is improved, the operation is simple, and the construction is convenient.
Description
Technical Field
The invention relates to the technical field of agricultural mechanical equipment, in particular to a buried rotary tillage fertilization ridging machine tool for vegetable planting.
Background
The rotary tillage equipment is characterized in that a rotary tillage cutter rotates around a vertical shaft to cut soil into pieces by the cutter, so that soil breaking and slurry collection are achieved; the ridging equipment is used for increasing the height of part of land through a specific baffle plate so as to enable the ridging equipment to be suitable for walking or planting. In order to facilitate use and improve the working efficiency, the rotary tillage equipment and the ridging equipment are integrated on one device, namely the rotary tillage ridger.
Vegetables are an important economic crop in rural planting, and are very popular. At present, the cultivation mode of vegetables mainly adopts ridging planting, the ridge distance is generally 50cm-60cm, the ridge height is 15cm-20cm, and the method is a main working object of a rotary tillage ridger.
When vegetables are planted, fertilizer is generally applied in the field, then the soil is rotary-tilled and ridged through a rotary tillage ridger, and then the vegetables are planted on the ridged soil and are watered. The current mode of application has the following defects:
1, the rotary tillage fertilization causes partial fertilizer to be positioned on the surface of the land or buried shallow, so that the fertilizer is volatilized, and the utilization rate of the fertilizer is reduced;
2, the distance regulation of ridging is inconvenient, and to different vegetables varieties, ridging machines need to be changed, and the construction is inconvenient.
Disclosure of Invention
In order to solve the technical problem, the invention provides a buried rotary tillage fertilization ridging machine tool for vegetable planting. The buried rotary tillage fertilization ridger arranges the fertilization device before ridging, and buries fertilizer through ridging soil; then through linkage adjustment mechanism, adjust ridging board and fertilization pipe simultaneously, when guaranteeing ridge distance, ridge height and being convenient for adjust, can also make the ridging board relative with the fertilization pipe all the time, accomplish fertilizer and bury.
The invention is realized by the following technical scheme: a buried rotary tillage fertilization ridging machine for vegetable planting comprises a frame, wherein the front side of the frame is connected with an undercarriage used for being connected with agricultural machinery; a rotary cultivator is arranged on the front lower side of the frame; the rear lower side of the frame is provided with a ridger, and the ridger comprises a plurality of ridgeplates; a fertilizer applicator is arranged in the middle of the frame; the fertilizer applicator comprises a fertilizer box fixedly arranged on the frame, a fertilizer applicator is arranged at a feed opening at the lower part of the fertilizer box, and a discharge opening of the fertilizer applicator is connected with a plurality of fertilizer tubes through hoses; a first sliding rod is fixedly connected to the lower side of the middle part of the frame; the first sliding rods are provided with first sliding blocks with the number equal to that of the fertilizer pipes in a sliding manner, and first springs sleeved on the first sliding rods are arranged between the adjacent first sliding blocks; the fertilizer discharging pipes are fixedly connected to the corresponding first sliding blocks; the ridger also comprises third slide bars fixed on the rear lower side of the frame, the third slide bars are provided with third slide blocks with the same number as the first slide blocks in a sliding way, and third springs sleeved on the third slide bars are arranged between the adjacent third slide blocks; the number of the ridging plates is equal to that of the third sliding blocks, and the ridging plates are fixedly connected to the corresponding third sliding blocks; a linkage adjusting mechanism is arranged between the first sliding rod and the third sliding rod; the linkage adjusting mechanism comprises a second sliding rod positioned on the lower side of the frame, and the first sliding rod, the second sliding rod and the third sliding rod are arranged in parallel; the second slide bars are slidably provided with second slide blocks with the number equal to that of the first slide blocks, and second springs sleeved on the second slide bars are arranged between the adjacent second slide blocks; the first sliding block, the second sliding block and the third sliding block which are opposite in front and back are connected through a bracket; external threads are formed in two ends of the second sliding rod, an adjusting nut is installed at the end of the second sliding rod through threaded connection, and the adjusting nut is pressed on the outer side of the second sliding block on the outermost side.
It further comprises the following steps: the ridging plate comprises a left plate and a right plate which are symmetrically arranged, and the upper ends of the left plate and the right plate are obliquely arranged towards each other; the lower end of the right plate has a dozer plate extending rightward.
The lower end of the fertilizer pipe is bent towards the ridging plate on the rear side, and the front side of the lower end of the fertilizer pipe is fixedly connected with a conical plate used for digging soil.
The fertilizer distributor is an electric control fertilizer distributor.
The fertilizer distributor comprises a barrel body arranged at the bottom of a fertilizer box, and the upper side of the barrel body is communicated with the bottom of the fertilizer box; a fertilizer discharging shaft is arranged at the axis position in the cylinder body, and one end of the fertilizer discharging shaft is fixedly connected with a fertilizer applying motor; a plurality of partition plates are uniformly fixed on the fertilizer discharging shaft along the axial position, and a fertilizer discharging cavity is formed between each partition plate and the barrel body; a plurality of axial fertilizer discharging plates are arranged on the fertilizer discharging shaft in the fertilizer discharging cavity, and the plurality of fertilizer discharging plates are uniform along the axis of the fertilizer discharging shaft; the bottom of the barrel is provided with a discharge port communicated with the fertilizer discharging cavity, and the discharge port is connected with the fertilizer discharging pipe through the hose.
The two ends of the barrel are hermetically connected with sealing plates, and the two ends of the fertilizer discharging shaft are rotatably arranged at the centers of the sealing plates.
Compared with the prior art, the invention has the beneficial effects that:
1, a field is subjected to rotary tillage and softening through a rotary cultivator, fertilizer is scattered on the front side of a ridge forming plate through a fertilizer discharging pipe, and the fertilizer is buried through soil ridged by the ridge forming plate, so that the fertilizer is more concentrated, the volatilization of the fertilizer is reduced, and the utilization rate of the fertilizer is improved;
2, can adjust the distance of ridging and arrange fertile interval simultaneously through the tight regulation nut, can set up suitable ridging distance to different vegetable varieties, and arrange fertile interval again can be all the time with ridging apart from the cooperation, easy operation, construction convenience.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view at the first, second, third slide bar of FIG. 1;
FIG. 3 is a left side view of the cartridge of FIG. 1;
in the figure: a. a rotary cultivator; b. a fertilizer applicator; c. a linkage adjusting mechanism; d. a ridger; 1. a frame; 2. a landing gear; 3. a fertilizer box; 4. a fertilizer apparatus; 5. a hose; 6. a fertilizer discharging pipe; 7. a first slide bar; 8. a first slider; 9. a first spring; 10. a third slide bar; 11. a third slider; 12. a third spring; 13. ridging plates; 13-1, left panel; 13-2, right plate; 13-3, a bulldozer plate; 14. a second slide bar; 15. a second slider; 16. a second spring; 17. a support; 18. adjusting the nut; 19. a fertilizer discharging plate; 20. a barrel; 21. a fertilizer discharging shaft; 22. a fertilizing motor; 23. a partition plate; 24. a fertilizer discharging cavity.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Referring to fig. 1 and 2, a buried rotary tillage, fertilization and ridging machine for vegetable planting is provided, wherein a landing gear 2 for connecting with agricultural machinery is connected to the front side of a frame 1. The front lower side of the frame 1 is provided with a rotary cultivator a which is the prior art, and the embodiment is not improved. The rear lower side of the frame 1 is provided with a ridger d.
The improvement of the embodiment is that:
the middle part of the frame 1 is provided with a fertilizer applicator b. The fertilizer applicator b comprises a fertilizer box 3 fixedly arranged on the frame 1, a fertilizer distributor 4 is arranged at the lower part of the fertilizer box 3, and a discharge port of the fertilizer distributor 4 is connected with 4 fertilizer pipes 6 through a hose 5.
A first slide bar 7 is fixedly connected to the lower side of the middle part of the frame 1; the first slide bars 7 are provided with first slide blocks 8 with the number equal to that of the fertilizer pipes 6 in a sliding way, and first springs 9 sleeved on the first slide bars 7 are arranged between the adjacent first slide blocks 8; the fertilizer pipes 6 are fixedly connected to the corresponding first sliding blocks 8.
The ridger d comprises a third slide bar 10 fixed on the rear lower side of the frame 1, third slide blocks 11 with the same number as the first slide blocks 8 are slidably mounted on the third slide bar 10, and third springs 12 sleeved on the third slide bars 10 are arranged between the adjacent third slide blocks 11; the number of the ridging plates 13 is equal to that of the third sliding blocks 11, and the ridging plates 13 are fixedly connected to the corresponding third sliding blocks 11.
The linkage adjusting mechanism c is arranged between the first sliding rod 7 and the third sliding rod 10;
the linkage adjusting mechanism c comprises a second slide bar 14 positioned at the lower side of the frame 1, and a first slide bar 7, a second slide bar 14 and a third slide bar 10 are arranged in parallel; the second slide bars 14 are slidably provided with second slide blocks 15 with the number equal to that of the first slide blocks 8, and second springs 16 sleeved on the second slide bars 14 are arranged between the adjacent second slide blocks 15; the front and back opposite first slide block 8, second slide block 15 and third slide block 11 are connected through a bracket 17; two ends of the second sliding rod 14 are provided with external threads, the end of the second sliding rod 14 is provided with an adjusting nut 18 through threaded connection, and the adjusting nut 18 is pressed on the outer side of the second sliding block 15 on the outermost side.
Preferably: the ridging plates 13 comprise a left plate 13-1 and a right plate 13-2 which are symmetrically arranged, and the upper ends of the left plate 13-1 and the right plate 13-2 are obliquely arranged towards each other; the lower end of the right plate 13-2 has a blade 13-3 extending rightward. The left plate 13-1 and the right plate 13-2 are used for ridging, and the bulldozer 13-3 is used for pushing out a ditch convenient for cultivation on one side of the ridging.
Preferably: the lower end of the fertilizer discharging pipe 6 is bent towards the ridge forming plate at the rear side, so that the fertilizer can be directly buried in the picture convenient for the ridge forming plate to be gathered. The front side of the lower end of the fertilizer pipe 6 is fixedly connected with a conical plate 6-1 for digging soil, and the conical plate 6-1 is used for reducing the resistance of the fertilizer pipe 6 and can also be used for digging a small ditch for burying fertilizer.
Referring to fig. 3 again, the fertilizer apparatus 4 is an electrically controlled fertilizer apparatus, specifically:
the bottom of the fertilizer box 3 is provided with a cylinder body 20, and the upper side of the cylinder body 20 is communicated with the bottom of the fertilizer box 3; the fertilizer shaft 21 is installed at the axis position in the barrel 20, the two ends of the barrel 20 are hermetically connected with sealing plates, and the two ends of the fertilizer shaft 21 are rotatably installed at the centers of the sealing plates. One end of the fertilizer shaft 21 is fixedly connected with a fertilizer motor 22; a plurality of partition plates 23 are uniformly fixed on the fertilizer discharging shaft 21 along the axial position, and a fertilizer discharging cavity 24 is formed between each partition plate 23 and the barrel body 20; a plurality of axial fertilizer discharging plates 25 are arranged on the fertilizer discharging shaft 21 in the fertilizer discharging cavity 24, and the plurality of fertilizer discharging plates 25 are uniform along the axis of the fertilizer discharging shaft 21; the bottom of the cylinder body 20 is provided with a discharge hole communicated with the fertilizer discharging cavity 24, and the discharge hole is connected with a fertilizer discharging pipe 6 through a hose 5.
When in work:
the rotary cultivator is soft with the field rotary tillage, and the pipe of fertilizing spills fertilizer in the front side of ridgeplate, buries fertilizer through the soil of ridgeplate ridge, and fertilizer is more concentrated, reduces fertilizer and volatilizees, has improved the fertilizer utilization ratio. The distance of ridging and the fertile interval of row can be adjusted simultaneously through the tight regulation nut, can set up suitable ridging distance to the vegetables variety of difference, and the fertile interval of row can again cooperate with ridging distance all the time, easy operation, construction convenience.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A buried rotary tillage fertilization ridging machine for vegetable planting comprises a frame (1), wherein the front side of the frame (1) is connected with an undercarriage (2) used for being connected with agricultural machinery; a rotary cultivator (a) is arranged on the front lower side of the frame (1); a ridger (d) is arranged on the rear lower side of the frame (1), and the ridger (d) comprises a plurality of ridgeplates (13);
the method is characterized in that:
a fertilizer applicator (b) is arranged in the middle of the frame (1);
the fertilizer applicator (b) comprises a fertilizer box (3) fixedly arranged on the frame (1), a fertilizer distributor (4) is arranged at a feed opening at the lower part of the fertilizer box (3), and a discharge opening of the fertilizer distributor (4) is connected with a plurality of fertilizer pipes (6) through hoses (5); a first sliding rod (7) is fixedly connected to the lower side of the middle part of the frame (1); the fertilizer distributor is characterized in that first sliding blocks (8) with the number equal to that of the fertilizer pipes (6) are slidably mounted on the first sliding rods (7), and first springs (9) sleeved on the first sliding rods (7) are arranged between the adjacent first sliding blocks (8); the fertilizer discharging pipes (6) are fixedly connected to the corresponding first sliding blocks (8);
the ridger (d) also comprises third slide bars (10) fixed on the rear lower side of the frame (1), third slide blocks (11) with the same number as the first slide blocks (8) are slidably mounted on the third slide bars (10), and third springs (12) sleeved on the third slide bars (10) are arranged between the adjacent third slide blocks (11); the number of the ridging plates (13) is equal to that of the third sliding blocks (11), and the ridging plates (13) are fixedly connected to the corresponding third sliding blocks (11);
a linkage adjusting mechanism (c) is arranged between the first sliding rod (7) and the third sliding rod (10);
the linkage adjusting mechanism (c) comprises a second sliding rod (14) positioned on the lower side of the frame (1), and the first sliding rod (7), the second sliding rod (14) and the third sliding rod (10) are arranged in parallel; the second sliding rods (14) are provided with second sliding blocks (15) with the number equal to that of the first sliding blocks (8) in a sliding manner, and second springs (16) sleeved on the second sliding rods (14) are arranged between the adjacent second sliding blocks (15); the first sliding block (8), the second sliding block (15) and the third sliding block (11) which are opposite in front and back are connected through a bracket (17); external threads are formed in two ends of the second sliding rod (14), adjusting nuts (18) are installed at two ends of the second sliding rod (14) through threaded connection, and the adjusting nuts (18) are pressed on the outer side of the second sliding block (15) on the outermost side.
2. The buried rotary tillage fertilizing and ridging machine for vegetable planting as claimed in claim 1, characterized in that: the ridging plate (13) comprises a left plate (13-1) and a right plate (13-2) which are symmetrically arranged, and the upper ends of the left plate (13-1) and the right plate (13-2) are obliquely arranged towards each other; the lower end of the right plate (13-2) is provided with a dozer plate (13-3) extending towards the right.
3. The buried rotary tillage fertilizing and ridging machine for vegetable planting as claimed in claim 1, characterized in that: the lower end of the fertilizer pipe (6) is bent towards the ridging plate on the rear side, and the front side of the lower end of the fertilizer pipe (6) is fixedly connected with a conical plate (6-1) for digging soil.
4. The buried rotary tillage fertilizing and ridging machine for vegetable planting as claimed in claim 1, characterized in that: the fertilizer distributor (4) is an electric control fertilizer distributor.
5. The buried rotary tillage fertilizing and ridging machine for vegetable planting as claimed in claim 4, characterized in that: the fertilizer distributor (4) comprises a cylinder body (20) arranged at the bottom of the fertilizer box (3), and the upper side of the cylinder body (20) is communicated with the bottom of the fertilizer box (3); a fertilizer discharging shaft (21) is arranged at the axis position in the barrel body (20), and one end of the fertilizer discharging shaft (21) is fixedly connected with a fertilizer application motor (22); a plurality of partition plates (23) are uniformly fixed on the fertilizer discharging shaft (21) along the axial position, and a fertilizer discharging cavity (24) is formed between each partition plate (23) and the barrel body (20); a plurality of axial fertilizer discharging plates (19) are arranged on a fertilizer discharging shaft (21) in the fertilizer discharging cavity (24), and the plurality of fertilizer discharging plates (19) are uniform along the axis of the fertilizer discharging shaft (21); the bottom of the barrel body (20) is provided with a discharge hole communicated with the fertilizer discharging cavity (24), and the discharge hole is connected with the fertilizer discharging pipe (6) through the hose (5).
6. The buried rotary tillage fertilizing and ridging machine for vegetable planting as claimed in claim 5, characterized in that: both ends of the barrel body (20) are hermetically connected with sealing plates, and both ends of the fertilizer discharging shaft (21) are rotatably arranged at the centers of the sealing plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808295.8A CN110402630B (en) | 2019-08-29 | 2019-08-29 | Vegetable planting is with burying formula rotary tillage fertilization ridger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808295.8A CN110402630B (en) | 2019-08-29 | 2019-08-29 | Vegetable planting is with burying formula rotary tillage fertilization ridger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110402630A CN110402630A (en) | 2019-11-05 |
| CN110402630B true CN110402630B (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910808295.8A Active CN110402630B (en) | 2019-08-29 | 2019-08-29 | Vegetable planting is with burying formula rotary tillage fertilization ridger |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111264102A (en) * | 2020-04-10 | 2020-06-12 | 姚新锋 | Adjustable rotary cultivator |
| CN113545188A (en) * | 2021-07-19 | 2021-10-26 | 徐木兰 | Soil ploughing auxiliary assembly for agricultural planting |
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| US5666892A (en) * | 1995-02-23 | 1997-09-16 | Industria Meccanica F. 111 Tortella S.P.A. | Combined farm machine performing all of the seeding operations in one pass |
| RU2240669C1 (en) * | 2003-11-24 | 2004-11-27 | Государственное образовательное учреждение высшего профессионального образования "Сибирский государственный технологический университет" | Forest drill |
| CN203951757U (en) * | 2014-08-06 | 2014-11-26 | 山东临沂烟草有限公司 | A kind of rotary tillage ridge-forming fertilizer spreader |
| CN204810847U (en) * | 2015-07-27 | 2015-12-02 | 河南省农业科学院 | Ridger of adjustable row spacing |
| CN109328505A (en) * | 2018-11-30 | 2019-02-15 | 河南农业大学 | A kind of vertical honeycomb coal shape tobacco rotary tillage ridge-forming fertilizer spreader |
| CN110122017A (en) * | 2018-02-08 | 2019-08-16 | 中国农业机械化科学研究院 | The implementation method of fertilizer apparatus and fertilizer distributor and the fertilizer apparatus using the fertilizer apparatus |
-
2019
- 2019-08-29 CN CN201910808295.8A patent/CN110402630B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5666892A (en) * | 1995-02-23 | 1997-09-16 | Industria Meccanica F. 111 Tortella S.P.A. | Combined farm machine performing all of the seeding operations in one pass |
| RU2240669C1 (en) * | 2003-11-24 | 2004-11-27 | Государственное образовательное учреждение высшего профессионального образования "Сибирский государственный технологический университет" | Forest drill |
| CN203951757U (en) * | 2014-08-06 | 2014-11-26 | 山东临沂烟草有限公司 | A kind of rotary tillage ridge-forming fertilizer spreader |
| CN204810847U (en) * | 2015-07-27 | 2015-12-02 | 河南省农业科学院 | Ridger of adjustable row spacing |
| CN110122017A (en) * | 2018-02-08 | 2019-08-16 | 中国农业机械化科学研究院 | The implementation method of fertilizer apparatus and fertilizer distributor and the fertilizer apparatus using the fertilizer apparatus |
| CN109328505A (en) * | 2018-11-30 | 2019-02-15 | 河南农业大学 | A kind of vertical honeycomb coal shape tobacco rotary tillage ridge-forming fertilizer spreader |
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| CN110402630A (en) | 2019-11-05 |
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