CN202907432U - Synchronously sowing and transplanting machine for hybrid rice seed production - Google Patents
Synchronously sowing and transplanting machine for hybrid rice seed production Download PDFInfo
- Publication number
- CN202907432U CN202907432U CN 201220595252 CN201220595252U CN202907432U CN 202907432 U CN202907432 U CN 202907432U CN 201220595252 CN201220595252 CN 201220595252 CN 201220595252 U CN201220595252 U CN 201220595252U CN 202907432 U CN202907432 U CN 202907432U
- Authority
- CN
- China
- Prior art keywords
- transplanting
- rice
- seeding
- sowing
- seedling
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to a synchronously sowing and transplanting machine for hybrid rice seed production, which includes a machine frame, a ditching and ridging device, a sowing device, a transplanting device and a power transmission device, wherein the ditching and ridging device, the sowing device, the transplanting device and the power transmission device are relatively fixed with the machine frame; the ditching and ridging device are positioned before the sowing device and the transplanting device; and the output end of the power transmission device is connected with the sowing device and the transplanting device respectively. The synchronously sowing and transplanting machine has the advantages of simple structure, energy source saving, effectively improved seed production efficiency, and accurately controlled flower synchronization of male parents and female parents, and belongs to the field of agricultural machinery.
Description
Technical field
The utility model relates to agricultural mechanical field, relates in particular to a kind of breeding of hybrid rice planting machinery.
Background technology
Paddy rice is the first cereal crops of China, throughout the year Monitoring of Paddy Rice Plant Area 3,000 ten thousand hm
2About, wherein the hybrid rice cultivated area accounts for 57%.Hybrid rice is the technological achievement of the tool intellectual property of China, is an important breakthrough on world's rice breeding history, has brought once leap for the Rice Production in the world, has obtained huge social and economic benefits.Because the excellent genes of hybrid rice is heterozygote, can occur proterties among its self progeny and separate, the result can cause the underproduction, so hybrid rice needs the annual production of hybrid seeds.After the Yuan Longping successfully studies breeding technology for hybrid rice, the output of hybrid rice has had one significantly to improve, but the conventional artificial seed's mode that adopts the hybrid rice Parent to sow respectively, transplant respectively, operation is loaded down with trivial details, cost is higher, has restricted the development of hybrid rice.In recent years, along with the rural laborer shifts in a large number, the recruitment expense increases substantially, and breeding cost improves greatly.If transplant untimelyly, hybrid seed yield and seed production quality all can be affected.
There are certain poor phase of broadcasting in breeding of hybrid rice male parent and female parent, and male parent and maternal flower synchronization influence factor are more, and this has brought difficulty just for the hybrid rice mechanization production of hybrid seeds.More domestic scientific research institutions are studied hybrid rice mixed seeding mechanization seeding technique, in the hybrid rice seeds production process, before sowing the Parent seed is evenly mixed rear sowing according to a certain percentage, the rice mechanization production method is carried out seedling, transplanting (or live) and field management routinely.In addition, more domestic R﹠D institutions also are studied maternal water direct seeding technology, and still, major part still adopts artificial broadcast or machine drilling, and mainly is the research that concentrates on the agronomic technique aspect.
Up to the present, there is not yet a kind of can finishing simultaneously and have male parent and maternal mechanized cultivation producing method for seed and the facility of broadcasting the poor phase.
The utility model content
For the technical problem that exists in the prior art, the purpose of this utility model is: provide a kind of simultaneously mechanization to intercut and have male parent rice shoot and the maternal bud kind of broadcasting the poor phase, accurately control a kind of synchronous sowing rice transplanter for breeding of hybrid rice of the flower synchronization of male parent and female parent.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of synchronous sowing rice transplanter for breeding of hybrid rice comprises frame, ditching, ridging device, seeding apparatus, seedling-transplanting device and actuating unit; Ditching, ridging device, seeding apparatus, seedling-transplanting device and actuating unit are relative with frame fixing; The ditching, ridging device is positioned at the place ahead of seeding apparatus and seedling-transplanting device; The output of actuating unit joins with seeding apparatus and seedling-transplanting device respectively.
Seeding apparatus comprises at least two seeding-apparatus assemblies and a crossbeam, and seeding-apparatus assembly is uniformly distributed on the crossbeam, and crossbeam is fixed on the frame.
The ditching, ridging device comprises slide plate, retaining ditch plough, seed furrow plough, rice transplanting ditch plough and dashboard; Slide plate comprises the circular arc portion that is positioned at front end and the plate part that joins with circular arc portion; Retaining ditch plough, seed furrow plough and rice transplanting ditch plough are installed in the below of plate part; Dashboard has two, lays respectively at the both sides of slide plate, and the front end of dashboard is positioned at before the slide plate.
Seedling-transplanting device comprises transplanting mechanism, transplanting mechanism chain transmission case, seedlings sending mechanism, seedling case and base; Transplanting mechanism, transplanting mechanism chain transmission case, seedlings sending mechanism and seedling case are fixed on the base, and front end and the crossbeam of base are threaded connection; Transplanting mechanism, seedlings sending mechanism and seedling case set gradually; The transplanting mechanism chain transmission case of transferring power joins with transplanting mechanism and seedlings sending mechanism respectively.
A kind of synchronous sowing rice transplanter for breeding of hybrid rice also comprises power chassis; Actuating unit comprises power input gear case, sowing transmission device and rice transplanting transmission device; The power shaft of the output shaft of power chassis and power input gear case joins, and the output shaft of power input gear case and sowing transmission device and rice transplanting transmission device join respectively, and sowing transmission device connects seeding apparatus, and the rice transplanting transmission device patches seedlings device.
Power chassis joins by the connecting hole that three-point hitch and crossbeam middle part arrange.
Slide plate is installed on the crossbeam by two bearings; Retaining ditch plough, seed furrow plough and rice transplanting ditch plough are threaded connection the bottom that is fixed on slide plate; Slide plate arrange along the middle part of left and right directions one with seedling-transplanting device over against rice transplanting ditch plough; The seed furrow plough has a plurality of, is divided into two groups and is symmetrical set centered by rice transplanting ditch plough, and a seed furrow plough is over against a seeding-apparatus assembly; A retaining ditch plough is set between per two seed furrow ploughs.
A seeding-apparatus assembly comprises that one is used for discharging the seeding-apparatus assembly monomer of seed and the kind case of a stored seed, and kind case and seeding-apparatus assembly monomer are threaded connection respectively and are fixed on the crossbeam; The kind case is positioned at the top of the overall monomer of seeding unit and communicates with the seeding-apparatus assembly monomer.
Generally speaking, the utlity model has following advantage:
1. simple in structure, can realize synchronously the rice transplanting of male parent rice shoot and the sowing of maternal bud kind, easy to operate, accurately control male parent and maternal flower synchronization.
2. power chassis provides power, energy savings simultaneously for seeding apparatus and seedling-transplanting device.
3. trench digging, sowing, rice transplanting are finished synchronously, the Effective Raise seed production efficiency.
4. flat structure behind the front circle of slide plate can realize flat field and the covering of wheel ditch before inserting broadcasting.
5. the quantitative proportion of reasonable arrangement seeding-apparatus assembly and seedling-transplanting device can be controlled the optimal proportion of maternal bud kind and male parent rice shoot, Effective Raise output.
Description of drawings
Fig. 1 is the stereogram of a kind of synchronous sowing rice transplanter for breeding of hybrid rice of the utility model.
Fig. 2 is the vertical view of a kind of synchronous sowing rice transplanter for breeding of hybrid rice of the utility model.
Fig. 3 is the exploded view of ditching, ridging device.
Fig. 4 is the rearview of seeding apparatus.
Fig. 5 is the end view of seedling-transplanting device.
Fig. 6 is the schematic diagram of actuating unit.
Wherein, 1 is the ditching, ridging device, and 2 is seeding apparatus, 3 is seedling-transplanting device, and 4 is actuating unit, and 11 is slide plate, 12 are retaining ditch plough, and 13 is the seed furrow plough, and 14 are rice transplanting ditch plough, 15 is bearing, and 16 is dashboard, and 21 is the seeding-apparatus assembly monomer, 22 is crossbeam, and 23 are kind of a case, and 31 is transplanting mechanism, 311 is the seedling pawl, and 32 is the transplanting mechanism chain transmission case, and 33 is seedling case slide rail, 341 move the case device for horizontal seedling sending cam axle type, and 342 is vertical rubber conveyer belt, and 35 is the seedling case, 36 is seedling case slide bar, and 37 is base, and 41 is intermediate chain wheel, 42 is central links, 43 is intermediate chain wheel, and 44 is central links, and 45 is intermediate chain wheel, 46 is idler gear, 47 is idler gear, and 48 is the power input gear case, and 49 is intermediate chain wheel.
Embodiment
The utility model is described in more detail below in conjunction with the drawings and specific embodiments.
Illustrated in figures 1 and 2, a kind of synchronous sowing rice transplanter for breeding of hybrid rice comprises: frame, power chassis, ditching, ridging device 1, seeding apparatus 2, seedling-transplanting device 3 and actuating unit 4.Ditching, ridging device 1, seeding apparatus 2, seedling-transplanting device 3 and actuating unit 4 are installed on the frame; Ditching, ridging device 1 is positioned at the place ahead of seeding apparatus 2 and seedling-transplanting device 3.The output of actuating unit 4 joins with seeding apparatus 2 and seedling-transplanting device 3 respectively.
Shown in Figure 4, seeding apparatus 2 comprises a crossbeam 22 and eight seeding-apparatus assemblies.Crossbeam 22 is fixed on the frame along left and right directions.A seeding-apparatus assembly comprises that one is used for discharging the seeding-apparatus assembly monomer 21 of seed and the kind case 23 of a stored seed, and kind case 23 and seeding-apparatus assembly monomer 21 are threaded connection respectively and are fixed on the crossbeam 22; Kind of case 23 is positioned at the top of the overall monomer 21 of seeding unit and communicates with seeding-apparatus assembly monomer 21, thus seed from kind of case 23 through 21 outputs of seeding-apparatus assembly monomer, regulate seeding-apparatus assembly monomer 21, the quantity of controlled production of hybrid seeds output.Seeding-apparatus assembly is distributed on the both sides of crossbeam 22, four on the every limit of the right and left, seeding-apparatus assembly with one side is that narrow row is installed (line-spacing 15-20 centimetre), and the middle seeding-apparatus assembly that is positioned at different edge is that wide row is installed (line-spacing is 60-80 centimetre), in order in wide row seedling-transplanting device is installed.Seeding-apparatus assembly adopts the mode of precision rice direct-seeder, and seeding quantity is 3-6 grain/cave, with maternal bud kind the broadcasting in seed furrow of cavitation of embarking on journey.The utility model can be finished the live of the maternal bud kind of eight row hybrid rice simultaneously, satisfies the agriculture requirement of " the little amount of broadcasting, the narrow-row drilling " of planting of maternal breeding of hybrid rice.
Ditching, ridging device shown in Figure 3 comprises: slide plate 11, ten retaining ditch ploughs 12, eight seed furrow ploughs 13, rice transplanting ditch plough 14 and dashboard 16.Slide plate 11 comprises the circular arc portion that is positioned at front end and the plate part that is positioned at the rear end that joins with circular arc portion; Retaining ditch plough 12, seed furrow plough 13 and rice transplanting ditch plough 14 all are threaded connection the below that is installed in plate part; Slide plate 11 is installed on the crossbeam 22 by two bearings 15; Flat field and covering rut before slide plate 11 can be realized broadcasting and insert.Dashboard 16 has two, lays respectively at the both sides of slide plate 11, and the front end of dashboard 16 is positioned at before the slide plate 11.Slide plate 11 arrange along the middle part of left and right directions one with seedling-transplanting device 3 over against rice transplanting ditch plough 14.Four on seed furrow plough 13 every limits are symmetrical set centered by rice transplanting ditch plough 14, and a seed furrow plough 13 is over against a seeding-apparatus assembly.A retaining ditch plough 12 is set between per two seed furrow ploughs 13, and the outside that is positioned at the seed furrow plough 13 of outermost respectively is provided with a retaining ditch plough 12, and the inboard that is positioned at seed furrow plough 13 respectively is provided with a retaining ditch plough 12.The retaining ditch ditch depth that retaining ditch plough 12 is left is 5 centimetres, and furrow width is 4-6 centimetre; The seed furrow ditch depth that seed furrow plough 13 is left is 3 centimetres, and furrow width is 3-4 centimetre; The rice transplanting ditch ditch depth that rice transplanting ditch plough 14 is left is 5 centimetres, and furrow width is 8-12 centimetre.During the operation of ditching, ridging device, can leave simultaneously a rice transplanting ditch, eight seed furrows and ten retaining ditches.
Seedling-transplanting device 3 shown in Figure 5 comprises transplanting mechanism 31, transplanting mechanism chain transmission case 32, seedlings sending mechanism, seedling case 35 and base 37.Transplanting mechanism 31, transplanting mechanism chain transmission case 32, seedlings sending mechanism and seedling case 35 are fixed on the base 37, and the front end of base 37 and crossbeam 22 are threaded connection; Transplanting mechanism 31, seedlings sending mechanism and seedling case 35 set gradually; The transplanting mechanism chain transmission case 32 of transferring power joins with transplanting mechanism 31 and seedlings sending mechanism respectively.Transplanting mechanism 31 adopts the High Rotation Speed planetary gear type, adopts the mode of single file rice transplanting, and the seedling pawl 311 of transplanting mechanism 31 is positioned at the machine middle, is used for the synchronous rice transplanting of breeding of hybrid rice 10-30 days length of time rice seedlings grow male parent rice shoots.Transplanting mechanism 31 is used for seedling taking and rice transplanting.Seedlings sending mechanism adopts horizontal seedling sending cam axle type to move the 341 horizontal seedling sendings of case device and vertical rubber conveyer belt 342 vertical seedlings sendings.The effect of seedlings sending mechanism is the powered actuation mechanism that pushes away seedling as seedling case 35 move left and right and rice shoot downwards.Transplanting mechanism chain transmission case 32 is power-transmitting parts of transplanting mechanism 31 and seedlings sending mechanism.Seedling case 35 adopts monomer structure, and seedling case 35 inner widths are and standard seedling dish coupling that seedling case 35 moves back and forth at seedling case slide rail 33 and seedling case slide bar 36.The effect of seedling case 35 is dress rice shoots.
Actuating unit shown in Figure 6 comprises: power input gear case 48, sowing transmission device and rice transplanting transmission device.The power shaft of the output shaft of power chassis and power input gear case 48 joins, and the output shaft of power input gear case 48 and sowing transmission device and rice transplanting transmission device join respectively, and sowing transmission device connects seeding apparatus, and the rice transplanting transmission device patches seedlings device.Sowing transmission device comprises some idler gears and axle.The rice transplanting transmission device comprises some intermediate chain wheels, central links, transplanting mechanism chain transmission case and axle.The power take-off of power chassis connects the power shaft of power input gear case 48, the output of power input gear case 48 be coupling idler gear 47 and intermediate chain wheel 45.On the one hand, idler gear 47 drives idler gear 46 and rotates, and idler gear 46 transmits seeding-apparatus assembly monomer 21 with power.On the other hand, intermediate chain wheel 45 rotates by the intermediate chain wheel 49 on the power input shaft of central links 44 drive transplanting mechanism chain transmission cases 32, intermediate chain wheel 49 drives 32 runnings of transplanting mechanism chain transmission case, the power of transplanting mechanism chain transmission case 32 passes the seedling pawl 311 to transplanting mechanism 31 on one side, another side passes to intermediate chain wheel 41, intermediate chain wheel 41 drives intermediate chain wheel 43 by central links 42 and rotates, and intermediate chain wheel 43 drives horizontal seedling sending cam axle type and moves 341 actions of case device.
The power of seeding apparatus 2 and seedling-transplanting device 3 and power chassis walking power synchronous, by the adjusting of the spacing in the rows governor motion that arranges on the power chassis, sowing cave distance and rice transplanting spacing in the rows be adjustable (10-20 centimetre) within the specific limits, and both guarantee synchronously.The power base plate is connected on the connecting hole of crossbeam 22 middle parts setting by three-point hitch.
During operation, the ditching, ridging device is left first retaining ditch, seed furrow and rice transplanting ditch simultaneously, seeding apparatus live maternal bud kind in the seed furrow then, seedling-transplanting device insertion male parent rice shoot in the rice transplanting ditch.Actuating unit sends power to seeding apparatus and seedling-transplanting device simultaneously, drives seeding apparatus and seedling-transplanting device synchronization job.The utility model has been realized the synchronization job of the rice shoot rice transplanting of breeding of hybrid rice male parent and maternal bud kind sowing, accurately control male parent and maternal flower synchronization, has solved Parent and has broadcast the breeding of hybrid rice planting mechanization problem of poor phase in 10-30 days scopes.
Above-described embodiment is the better embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (8)
1. a synchronous sowing rice transplanter that is used for breeding of hybrid rice is characterized in that: comprise frame, ditching, ridging device, seeding apparatus, seedling-transplanting device and actuating unit; Ditching, ridging device, seeding apparatus, seedling-transplanting device and actuating unit are relative with frame fixing; The ditching, ridging device is positioned at the place ahead of seeding apparatus and seedling-transplanting device; The output of actuating unit joins with seeding apparatus and seedling-transplanting device respectively.
2. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 1, it is characterized in that: described seeding apparatus comprises at least two seeding-apparatus assemblies and a crossbeam, seeding-apparatus assembly is uniformly distributed on the crossbeam, and crossbeam is fixed on the frame.
3. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 2, it is characterized in that: described ditching, ridging device comprises slide plate, retaining ditch plough, seed furrow plough, rice transplanting ditch plough and dashboard; Slide plate comprises the circular arc portion that is positioned at front end and the plate part that joins with circular arc portion; Retaining ditch plough, seed furrow plough and rice transplanting ditch plough are installed in the below of plate part; Dashboard has two, lays respectively at the both sides of slide plate, and the front end of dashboard is positioned at before the slide plate.
4. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 3, it is characterized in that: described seedling-transplanting device comprises transplanting mechanism, transplanting mechanism chain transmission case, seedlings sending mechanism, seedling case and base; Transplanting mechanism, transplanting mechanism chain transmission case, seedlings sending mechanism and seedling case are fixed on the base, and front end and the crossbeam of base are threaded connection; Transplanting mechanism, seedlings sending mechanism and seedling case set gradually; The transplanting mechanism chain transmission case of transferring power joins with transplanting mechanism and seedlings sending mechanism respectively.
5. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 4, it is characterized in that: it also comprises power chassis; Actuating unit comprises power input gear case, sowing transmission device and rice transplanting transmission device; The power shaft of the output shaft of power chassis and power input gear case joins, and the output shaft of power input gear case and sowing transmission device and rice transplanting transmission device join respectively, and sowing transmission device connects seeding apparatus, and the rice transplanting transmission device patches seedlings device.
6. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 5, it is characterized in that: described power chassis joins by the connecting hole that three-point hitch and crossbeam middle part arrange.
7. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 4, it is characterized in that: described slide plate is installed on the crossbeam by two bearings; Retaining ditch plough, seed furrow plough and rice transplanting ditch plough are threaded connection the bottom that is fixed on slide plate; Slide plate arrange along the middle part of left and right directions one with seedling-transplanting device over against rice transplanting ditch plough; The seed furrow plough has a plurality of, is divided into two groups and is symmetrical set centered by rice transplanting ditch plough, and a seed furrow plough is over against a seeding-apparatus assembly; A retaining ditch plough is set between per two seed furrow ploughs.
8. according to a kind of synchronous sowing rice transplanter for breeding of hybrid rice claimed in claim 2, it is characterized in that: a described seeding-apparatus assembly comprises that one is used for discharging the seeding-apparatus assembly monomer of seed and the kind case of a stored seed, and kind case and seeding-apparatus assembly monomer are threaded connection respectively and are fixed on the crossbeam; The kind case is positioned at the top of the overall monomer of seeding unit and communicates with the seeding-apparatus assembly monomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220595252 CN202907432U (en) | 2012-11-13 | 2012-11-13 | Synchronously sowing and transplanting machine for hybrid rice seed production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220595252 CN202907432U (en) | 2012-11-13 | 2012-11-13 | Synchronously sowing and transplanting machine for hybrid rice seed production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202907432U true CN202907432U (en) | 2013-05-01 |
Family
ID=48155795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220595252 Expired - Lifetime CN202907432U (en) | 2012-11-13 | 2012-11-13 | Synchronously sowing and transplanting machine for hybrid rice seed production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202907432U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918968A (en) * | 2012-11-13 | 2013-02-13 | 华南农业大学 | Synchronous seeding transplanter and synchronous seeding transplanter method thereof for hybrid rice seed production |
| CN112088627A (en) * | 2020-08-31 | 2020-12-18 | 华南农业大学 | Power transmission device of male parent transplanting female parent direct seeding machine for hybrid rice seed production |
-
2012
- 2012-11-13 CN CN 201220595252 patent/CN202907432U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918968A (en) * | 2012-11-13 | 2013-02-13 | 华南农业大学 | Synchronous seeding transplanter and synchronous seeding transplanter method thereof for hybrid rice seed production |
| CN102918968B (en) * | 2012-11-13 | 2015-12-09 | 华南农业大学 | A kind of synchronous sowing rice transplanter for breeding of hybrid rice and synchronous sowing rice transplanting method |
| CN112088627A (en) * | 2020-08-31 | 2020-12-18 | 华南农业大学 | Power transmission device of male parent transplanting female parent direct seeding machine for hybrid rice seed production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102918968B (en) | A kind of synchronous sowing rice transplanter for breeding of hybrid rice and synchronous sowing rice transplanting method | |
| CN101305656B (en) | Block seedling transplanter | |
| CN203575050U (en) | Corn laminating combined planter | |
| CN204217357U (en) | No-tillage subsoiling separated layer fertilization wheat sowing machine | |
| CN204598601U (en) | A kind of valve-type multifunctional precision seeder | |
| CN203251606U (en) | Seeding machine used for interplanting corns with soybeans | |
| CN103416124A (en) | Rape and wheat all-purpose seeder | |
| CN204579046U (en) | A kind of band send formula rotary tillage ferti precision sower | |
| CN203748198U (en) | Multifunctional seeder for dry culture of paddy rice | |
| CN2935748Y (en) | Ridging and film covering and applying fertilizer planting machine | |
| CN202396160U (en) | Sugarcane planter capable of double plant roof-contacted seeding | |
| CN102498854B (en) | Mechanical seeding method of desertliving cistanche | |
| CN202907432U (en) | Synchronously sowing and transplanting machine for hybrid rice seed production | |
| CN204047061U (en) | Double-row peanut sower on rotary tillage stubble-cleaning layer by layer manuring ridge | |
| CN204259372U (en) | Rotary tillage sowing machine | |
| CN205005456U (en) | Machine is broadcast to crisscross thin planting maize essence of many trunks in a cave | |
| CN101142872B (en) | Positive and negative pressure combined type rape seed precision combined direct seeding machine | |
| CN104186051B (en) | Double-row peanut sower on rotary tillage stubble-cleaning layer by layer manuring ridge | |
| CN101390459B (en) | Rapeseed precision rotary planter matched with a hand tractor | |
| CN205082186U (en) | Moisture in soil seeding an animal -drawn seed plough is visited to millet | |
| CN103718808A (en) | One-year two-yielding three-harvesting cultivation method for grapes, winter wheat and spring millets | |
| CN101878686A (en) | Narrow-row wide-plant spacing wheat seeder | |
| CN103875322A (en) | Maize double-furrow rotary tillage film covering, fertilizer applying and sowing device | |
| CN114391319A (en) | Rotary tillage seeder | |
| CN203984986U (en) | Multifunctional paddy fertilising power traction planter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |