CN112840773A - Double-ratchet stubble-pressing soil-throwing fertilizing seeder - Google Patents
Double-ratchet stubble-pressing soil-throwing fertilizing seeder Download PDFInfo
- Publication number
- CN112840773A CN112840773A CN202110084934.8A CN202110084934A CN112840773A CN 112840773 A CN112840773 A CN 112840773A CN 202110084934 A CN202110084934 A CN 202110084934A CN 112840773 A CN112840773 A CN 112840773A
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- fertilizing
- seeding
- soil
- stubble
- pipe
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- 238000010899 nucleation Methods 0.000 claims abstract description 100
- 239000002689 soil Substances 0.000 claims abstract description 66
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims abstract description 4
- 238000009331 sowing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 239000010902 straw Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000926 separation method Methods 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
- A01B49/04—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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/06—Seeders combined with fertilising apparatus
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sowing (AREA)
Abstract
The invention discloses a double-ratchet type stubble pressing, soil throwing, fertilizing and seeding device which is arranged on a fertilizing and seeding compound operation machine and comprises a fertilizing and seeding supporting pipe and a plurality of fertilizing and seeding units, wherein the fertilizing and seeding supporting pipe is transversely arranged; the fertilizing and seeding unit comprises a bearing plate, a fertilizing pipe and a seeding pipe; a stubble pressing and soil throwing structure is arranged on a bearing plate at the front end of the fertilizing pipe; the stubble pressing and soil throwing structure comprises a supporting shaft and two stubble pressing and soil throwing wheels, wherein the stubble pressing and soil throwing wheels are of a sheet disc structure, and a plurality of arc-shaped teeth rotating to one direction are uniformly distributed on the outer circumference of each stubble pressing and soil throwing wheel; the supporting shaft is fixedly connected to the supporting plate; the two stubble pressing and soil throwing wheels are respectively connected with two ends of the supporting shafts on two sides of the supporting plate in a rolling way; the further improvement lies in that: the stubble pressing and soil throwing wheels on the adjacent fertilizing and seeding units are longitudinally staggered. The invention can press the straws on the ground at the front end of the bearing plate into the soil, thereby obviously reducing the resistance of the fertilizing and seeding unit to advance and to divide and ditch the soil; the position of the fertilizing and seeding unit on the fertilizing and seeding supporting pipe can be adjusted according to the requirement.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a double-ratchet type stubble pressing, soil throwing, fertilizing and seeding device.
Background
The fertilizing and seeding device is arranged on the agricultural machine, so that the integrated operation of fertilizing and seeding can be realized, a fertilizing and seeding compound operation machine is formed, and the operation efficiency of the farmland is improved. The fertilizing and seeding device applied by the applicant comprises a fertilizing and seeding supporting pipe which is horizontally arranged and a plurality of fertilizing and seeding units which are transversely arranged at intervals; the fertilizing and seeding unit comprises a bearing plate, a fertilizing pipe and a seeding pipe; the front and back of the supporting plate are vertically arranged (the movement direction of the combined fertilizing and seeding machine is the front and back direction), and the front end of the supporting plate is fixedly connected to the fertilizing and seeding supporting pipe; the fertilizing pipe and the seeding pipe are respectively inserted from top to bottom and fixedly connected in the bearing plate at intervals from front to back; the lower part of the fertilizing pipe is provided with a first ditching structure; the lower part of the sowing pipe is provided with a second ditching structure. When the combined fertilizing and seeding machine is used, when the combined fertilizing and seeding machine moves forward to perform combined fertilizing and seeding operation, straws are always arranged on the ground at the front end of the supporting plate and are blocked at the front end of the supporting plate, so that on one hand, resistance for advancing the fertilizing and seeding unit is formed, on the other hand, resistance for soil separation and ditching is also formed, and fertilizing and seeding operation is influenced.
Disclosure of Invention
The utility model provides a can press the subaerial straw of bearing plate front end into soil to the not enough of prior art is aimed at, propose one kind to show the two ratchet formula that reduce the fertilizing and seeding unit and advance and divide soil ditching resistance and press the stubble to get rid of soil, fertilizing and seeding ware.
The invention achieves the technical aim through the following technical scheme.
The double-ratchet wheel type stubble pressing, soil throwing, fertilizing and seeding device is arranged on the combined fertilizing and seeding machine and comprises a fertilizing and seeding supporting pipe which is horizontally arranged and a plurality of fertilizing and seeding units which are transversely arranged at intervals; the fertilizing and seeding unit comprises a bearing plate, a fertilizing pipe and a seeding pipe; the supporting plate is vertically arranged in the front-back longitudinal direction (the movement direction of the combined fertilizing and seeding machine is the front-back direction), and the front end of the supporting plate is fixedly connected to the fertilizing and seeding supporting pipe; the fertilizing pipe and the seeding pipe are respectively inserted from top to bottom and fixedly connected in the bearing plate at intervals from front to back; the lower part of the fertilizing pipe is provided with a first ditching structure; the lower part of the sowing pipe is provided with a second ditching structure; the improvement is that: a stubble pressing and soil throwing structure is arranged on the bearing plate at the front end of the fertilizing pipe; the stubble pressing and soil throwing structure comprises a supporting shaft and two stubble pressing and soil throwing wheels, the stubble pressing and soil throwing wheels are of a sheet disc structure, a plurality of arc-shaped teeth rotating to one direction are uniformly distributed on the outer circumference of each stubble pressing and soil throwing wheel to form a ratchet-shaped structure, and the rotating direction of each arc-shaped tooth is opposite to the rotating direction of the stubble pressing and soil throwing wheel during working; the central axis of the supporting shaft is vertical to the side surface of the supporting plate and is fixedly connected to the supporting plate in front of the fertilizing tube; the two stubble pressing and soil throwing wheels are respectively connected with two ends of the supporting shaft at two sides of the supporting plate in a rolling way.
Preferably, the two stubble-pressing soil-throwing wheels are symmetrically distributed on two sides of the bearing plate.
Preferably, the stubble pressing and soil throwing wheels on the adjacent fertilizing and seeding units are longitudinally staggered.
Preferably, the front end of the supporting plate is fixedly connected to the fertilizing and seeding supporting pipe through a detachable connecting structure.
Preferably, a transversely arranged first clamping plate is fixedly connected to the upper part of the front end of the supporting plate; the first clamping plate is covered with the second clamping plate; the first clamping plate and the second clamping plate clamp the fertilizing and seeding supporting pipe in the middle and are fixedly connected to the fertilizing and seeding supporting pipe through bolts.
Compared with the prior art, the invention has the following positive effects:
1. a stubble pressing and soil throwing structure is arranged on the bearing plate at the front end of the fertilizing pipe; the stubble pressing and soil throwing structure comprises a supporting shaft and two stubble pressing and soil throwing wheels; the stubble pressing and soil throwing wheel is of a sheet disc structure, a plurality of arc-shaped teeth rotating to one direction are uniformly distributed on the outer circumference of the stubble pressing and soil throwing wheel, and the rotating direction of the arc-shaped teeth is opposite to the rotating direction of the stubble pressing and soil throwing wheel during working; the central axis of the supporting shaft is vertical to the side surface of the supporting plate and is fixedly connected to the supporting plate in front of the fertilizing tube; the two stubble pressing and soil throwing wheels are respectively connected with two ends of the supporting shaft at two sides of the supporting plate in a rolling way. Therefore, when the combined operation machine for fertilizing and seeding advances to perform combined operation for fertilizing and seeding, the stubble pressing and soil throwing wheel is forced to rotate when moving forward, the stubble pressing and soil throwing wheel rotates, the arc-shaped teeth press the straws on the front end of the bearing plate into the soil and perform soil throwing and ditching, and accordingly the resistance of the fertilizing and seeding unit in advancing and soil throwing and ditching is remarkably reduced.
2. The stubble pressing and soil throwing wheel is of a sheet disc structure, a plurality of arc-shaped teeth which rotate to one direction are uniformly distributed on the outer circumference of the stubble pressing and soil throwing wheel, the rotating direction of the arc-shaped teeth is opposite to the rotating direction of the stubble pressing and soil throwing wheel during working, and the straws are pressed into the soil through the arc-shaped teeth on the circumference of the stubble pressing and soil throwing wheel, so that the problem that the disc-shaped stubble pressing and soil throwing wheel is easy to slip when the straws are pressed into the soil is solved; a plurality of arc-shaped teeth which are rotated to one direction are uniformly distributed on the outer circumference to form a plurality of blades, and the blades can play a role in cutting off straws when the straws are pressed into the soil.
3. The two sides of the bearing plate are respectively provided with a stubble pressing and soil throwing wheel, and the stubble pressing and soil throwing wheel has better stubble pressing and soil separating effects than a single stubble pressing and soil throwing wheel.
4. The two stubble pressing and soil throwing wheels are symmetrically distributed on two sides of the bearing plate, so that the bearing plate is stressed uniformly.
5. When the stubble pressing and soil throwing wheels on all the fertilizing and seeding units are in the longitudinal positions, the stubble pressing resistance is large, and the stubble pressing and soil throwing wheels on the adjacent fertilizing and seeding units are longitudinally staggered, so that the stubble pressing resistance is obviously reduced.
6. The front end of bearing plate is through dismantling connection structure fixed connection on the fertilizing and seeding supporting tube, like this, can adjust the position of fertilizing and seeding unit on the fertilizing and seeding supporting tube as required, satisfies different fertilizing and seeding needs.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic structural view of a fertilizing and seeding unit (a detachable connection structure of the front end of the supporting plate 5.2.1 of the second clamping plate 5.2.12 covering the first clamping plate 5.2.1.1 from the front upper side and the fertilizing and seeding supporting tube 5.1) in the invention.
Fig. 3 is a view from direction a of fig. 2.
Fig. 4 is a left side view of fig. 2.
Fig. 5 is a perspective view of the fertilizing and seeding unit of fig. 2.
Fig. 6 is a schematic structural view of the fertilizing and seeding unit (a detachable connection structure of the front end of the supporting plate 5.2.1 of the second clamping plate 5.2.12 covering the first clamping plate 5.2.1.1 from the back upper side and the fertilizing and seeding supporting tube 5.1) in the invention.
Fig. 7 is a view from direction B of fig. 6.
Fig. 8 is a left side view of fig. 6.
Fig. 9 is a perspective view of the fertilizing and seeding unit of fig. 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The double-ratchet wheel type stubble pressing, soil throwing and fertilizing and seeding device shown in the attached drawing is arranged on a fertilizing and seeding compound operation machine and comprises 5.1 transversely-arranged fertilizing and seeding supporting pipes and 16 fertilizing and seeding units 5.2 transversely arranged at intervals (in other embodiments, the fertilizing and seeding units comprise 5.1, 2-15 or more than 16 fertilizing and seeding units 5.2 transversely arranged at intervals and transversely arranged.
The fertilizing and seeding unit 5.2 comprises a bearing plate 5.2.1, a fertilizing tube 5.2.2 and a seeding tube 5.2.4; the bearing plate 5.2.1 is vertically arranged from front to back (the movement direction of the combined fertilizing and seeding machine is the front-back direction), the fertilizing pipe 5.2.2 and the seeding pipe 5.2.4 are respectively inserted from top to bottom and fixedly connected in the bearing plate 5.2.1 at intervals from front to back; the lower part of the fertilizing tube 5.2.2 is provided with a first ditching structure 5.2.3; the lower part of the sowing pipe 5.2.4 is provided with a second ditching structure 5.2.5.
A stubble pressing and soil throwing structure is arranged on the bearing plate 5.2.1 at the front end of the fertilizing pipe 5.2.2; the stubble pressing and soil throwing structure comprises a supporting shaft 5.2.11 and two stubble pressing and soil throwing wheels 5.2.10, wherein the stubble pressing and soil throwing wheels 5.2.10 are of a sheet disc structure, 5 arc-shaped teeth 5.2.10.1 which rotate to one direction are uniformly distributed on the outer circumference (in other embodiments, 2-4 or more than 5 arc-shaped teeth 5.2.10.1 which rotate to one direction are uniformly distributed on the outer circumference) to form a ratchet-shaped structure, and the rotation direction of the arc-shaped teeth 5.2.10.1 is opposite to the rotation direction of the stubble pressing and soil throwing wheels 5.2.10 during working; the central axis of the supporting shaft 5.2.11 is vertical to the side surface of the supporting plate 5.2.1 and is fixedly connected to the supporting plate 5.2.1 in front of the fertilizing tube 5.2.2; the two stubble-pressing soil-throwing wheels 5.2.10 are respectively connected with two ends of the supporting shaft 5.2.11 on two sides of the supporting plate 5.2.1 in a rolling way, and the two stubble-pressing soil-throwing wheels 5.2.10 are symmetrically distributed on two sides of the supporting plate 5.2.1 (in other embodiments, the two stubble-pressing soil-throwing wheels 5.2.10 are asymmetrically distributed on two sides of the supporting plate 5.2.1).
The stubble pressing and soil throwing wheels 5.2.10 on the adjacent fertilizing and seeding units 5.2 are longitudinally staggered.
The front end of the supporting plate 5.2.1 is fixedly connected on the fertilizing and seeding supporting pipe 5.1 through a detachable connecting structure: the upper part of the front end of the bearing plate 5.2.1 is fixedly connected with a transversely arranged first clamping plate 5.2.1.1; the first clamping plate 5.2.1.1 is covered with a second clamping plate 5.2.12; the first clamping plate 5.2.1.1 and the second clamping plate 5.2.12 clamp the fertilizing and seeding support pipe 5.1 in the middle and are fixedly connected to the fertilizing and seeding support pipe 5.1 through bolts. In this embodiment, the fertilizing and seeding supporting pipe 5.1 is a square pipe with a square cross section, after the first clamping plate 5.2.1.1 and the second clamping plate 5.2.12 are fixedly connected, a square hole matched with the cross section of the fertilizing and seeding supporting pipe 5.1 is formed in the middle, and the sleeving and the fixed connection are performed on the fertilizing and seeding supporting pipe 5.1.
Fig. 2 to 5 show a detachable connection structure of the front end of the support plate 5.2.1 and the fertilizing and seeding support tube 5.1, the second clamp plate 5.2.12 covers the first clamp plate 5.2.1.1 from the front upper side, fig. 6 to 9 show another detachable connection structure of the front end of the support plate 5.2.1 and the fertilizing and seeding support tube 5.1, the second clamp plate 5.2.12 covers the first clamp plate 5.2.1.1 from the rear upper side, and the adjacent fertilizing and seeding units 5.2 respectively adopt the detachable connection structure.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
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 forms 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 (7)
1. A double-ratchet type stubble-pressing soil-throwing fertilizing and seeding device is arranged on a fertilizing and seeding compound operation machine and comprises a fertilizing and seeding support pipe (5.1) which is horizontally arranged and a plurality of fertilizing and seeding units (5.2) which are transversely arranged at intervals; the fertilizing and seeding unit (5.2) comprises a supporting plate (5.2.1), a fertilizing pipe (5.2.2) and a seeding pipe (5.2.4); the supporting plate (5.2.1) is vertically arranged in the front-back longitudinal direction (the movement direction of the combined fertilizing and seeding machine is the front-back direction), and the front end of the supporting plate is fixedly connected to the fertilizing and seeding supporting pipe (5.1); the fertilizing pipe (5.2.2) and the seeding pipe (5.2.4) are respectively inserted from top to bottom and fixedly connected in the bearing plate (5.2.1) at intervals from front to back; a first ditching structure (5.2.3) is arranged at the lower part of the fertilizing pipe (5.2.2); a second ditching structure (5.2.5) is arranged at the lower part of the sowing pipe (5.2.4);
the method is characterized in that: a stubble pressing and soil throwing structure is arranged on a bearing plate (5.2.1) at the front end of the fertilizing pipe (5.2.2); the stubble pressing and soil throwing structure comprises a supporting shaft (5.2.11) and two stubble pressing and soil throwing wheels (5.2.10), wherein the stubble pressing and soil throwing wheels (5.2.10) are of a sheet disc structure, a plurality of arc-shaped teeth (5.2.10.1) rotating to one direction are uniformly distributed on the outer circumference of the stubble pressing and soil throwing wheel to form a ratchet-shaped structure, and the rotating direction of the arc-shaped teeth (5.2.10.1) is opposite to the rotating direction of the stubble pressing and soil throwing wheel (5.2.10) during working; the central axis of the supporting shaft (5.2.11) is vertical to the side surface of the supporting plate (5.2.1) and is fixedly connected to the supporting plate (5.2.1) in front of the fertilizing tube (5.2.2); the two stubble-pressing soil-throwing wheels (5.2.10) are respectively connected with two ends of a supporting shaft (5.2.11) on two sides of the supporting plate (5.2.1) in a rolling way.
2. The double-ratchet type stubble-pressing soil-throwing fertilizing and seeding device as claimed in claim 1, characterized in that: the two stubble pressing and soil throwing wheels (5.2.10) are symmetrically distributed on two sides of the bearing plate (5.2.1).
3. The double-ratchet stubble-pressing soil-throwing fertilizing and seeding device according to claim 1 or 2, characterized in that: the stubble pressing and soil throwing wheels (5.2.10) on the adjacent fertilizing and seeding units (5.2) are longitudinally staggered.
4. The double-ratchet stubble-pressing soil-throwing fertilizing and seeding device according to claim 1 or 2, characterized in that: the front end of the supporting plate (5.2.1) is fixedly connected to the fertilizing and seeding supporting pipe (5.1) through a detachable connecting structure.
5. The double-ratchet wheel type stubble-pressing soil-throwing fertilizing and seeding device as claimed in claim 3, characterized in that: the front end of the supporting plate (5.2.1) is fixedly connected to the fertilizing and seeding supporting pipe (5.1) through a detachable connecting structure.
6. The double-ratchet wheel type stubble-pressing soil-throwing fertilizing and seeding device as claimed in claim 4, characterized in that: the upper part of the front end of the bearing plate (5.2.1) is fixedly connected with a transversely arranged first clamping plate (5.2.1.1); the first clamping plate (5.2.1.1) is covered with a second clamping plate (5.2.12); the first clamping plate (5.2.1.1) and the second clamping plate (5.2.12) clamp the fertilizing and seeding supporting pipe (5.1) in the middle and are fixedly connected to the fertilizing and seeding supporting pipe (5.1) through bolts.
7. The double-ratchet stubble-pressing soil-throwing fertilizing and seeding device as claimed in claim 5, wherein: the upper part of the front end of the bearing plate (5.2.1) is fixedly connected with a transversely arranged first clamping plate (5.2.1.1); the first clamping plate (5.2.1.1) is covered with a second clamping plate (5.2.12); the first clamping plate (5.2.1.1) and the second clamping plate (5.2.12) clamp the fertilizing and seeding supporting pipe (5.1) in the middle and are fixedly connected to the fertilizing and seeding supporting pipe (5.1) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084934.8A CN112840773A (en) | 2021-01-22 | 2021-01-22 | Double-ratchet stubble-pressing soil-throwing fertilizing seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084934.8A CN112840773A (en) | 2021-01-22 | 2021-01-22 | Double-ratchet stubble-pressing soil-throwing fertilizing seeder |
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| Publication Number | Publication Date |
|---|---|
| CN112840773A true CN112840773A (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110084934.8A Pending CN112840773A (en) | 2021-01-22 | 2021-01-22 | Double-ratchet stubble-pressing soil-throwing fertilizing seeder |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2009149141A (en) * | 2009-12-28 | 2011-07-10 | Государственное учреждение Зональный научно-исследовательский институт сельского хозяйства Северо-Востока им. Н.В. Рудницкого (RU) | METHOD OF TILLING SOIL AND SEEDING AND DEVICE FOR ITS IMPLEMENTATION |
| CN203219706U (en) * | 2013-02-05 | 2013-10-02 | 安徽农业大学 | Micro tillage pneumatic rape precise-amount sowing fertilizer applicator matched with hand tractor |
| CN104969680A (en) * | 2014-04-04 | 2015-10-14 | 射阳鸿源机械制造有限公司 | Intelligent multifunctional rotary-tillage, furrowing, hacking and fertilizing multiplex operation machine |
| CN208549157U (en) * | 2017-12-30 | 2019-03-01 | 梁朋春 | A kind of tectorial seeder |
-
2021
- 2021-01-22 CN CN202110084934.8A patent/CN112840773A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2009149141A (en) * | 2009-12-28 | 2011-07-10 | Государственное учреждение Зональный научно-исследовательский институт сельского хозяйства Северо-Востока им. Н.В. Рудницкого (RU) | METHOD OF TILLING SOIL AND SEEDING AND DEVICE FOR ITS IMPLEMENTATION |
| CN203219706U (en) * | 2013-02-05 | 2013-10-02 | 安徽农业大学 | Micro tillage pneumatic rape precise-amount sowing fertilizer applicator matched with hand tractor |
| CN104969680A (en) * | 2014-04-04 | 2015-10-14 | 射阳鸿源机械制造有限公司 | Intelligent multifunctional rotary-tillage, furrowing, hacking and fertilizing multiplex operation machine |
| CN208549157U (en) * | 2017-12-30 | 2019-03-01 | 梁朋春 | A kind of tectorial seeder |
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Application publication date: 20210528 |