CN103125181B - Driving-transmission type root cutting fertilizing after-culture compound operation machine - Google Patents
Driving-transmission type root cutting fertilizing after-culture compound operation machine Download PDFInfo
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- CN103125181B CN103125181B CN201310090311.7A CN201310090311A CN103125181B CN 103125181 B CN103125181 B CN 103125181B CN 201310090311 A CN201310090311 A CN 201310090311A CN 103125181 B CN103125181 B CN 103125181B
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- axle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The invention relates to a driving-transmission type root cutting fertilizing after-culture compound operation machine and in particular relates to a compound operation machine which is used for chinese wildrye grassland improvement and integrates root cutting improvement with fertilizing and seeding function into a whole. The driving-transmission type root cutting fertilizing after-culture compound operation machine concretely comprises a root cutting component (01), a rack (02), a ditching device (03), a height regulating device (04), a seed fertilizer box (05), a seed sowing device (06), a fertilizer feeding device (07), a transmission system (08) and a compacting system (09). According to the driving-transmission type root cutting fertilizing after-culture compound operation machine, in a process that power is transmitted to the root cutting component (01) by a rear output shaft of a tractor, one part of power is transmitted to the seed sowing device (06) and the fertilizer feeding device (07), the driving-transmission manner completely overcomes the defect that a land wheel slips in the traditional driven-transmission manner, and fertilizing and seeding uniformity and delivery capacity consistency can be obviously improved; by virtue of the arrangement form of the ditching device (03), ditching power consumption and vegetation deterioration rate can be reduced to the maximum extent; and the height regulating device (04) can simply and effectively regulate depth during seeding and fertilizing.
Description
Technical field
The invention belongs to agricultural mechanical field, be specifically related to one and be applicable to improve Chinense Grassland, integrate the compound operation machine cutting root fertilizer after-culture.This machinery at tractor by transmission of power to cutting in root part process, with the convenient reliable active kind of drive, by transmission of power to seeding parts and fertilizer parts.This active transmission, the powerful mode driving seeding fertilizer, effectively eliminates inhomogeneities and the inconsistency of the seeding fertilizer discharge capacity caused with the more slippage caused of biomass straw residue because Chinense Grassland is rough and uneven in surface in traditional ground-driven mode; Compact rack construction mode, effectively reduces the longitudinal length of complete machine; The degree of depth of root, fertilising, after-culture is cut in the arrangement for adjusting height adjustment be convenient to easily and effectively; Make full use of and cut the ditch seam that root produces and arrange the mode of the position of plough, farthest reduce the destruction of trench digging to soil subsurface stratum, the available protecting ecotope on grassland.
Background technology
Chinense Grassland cut root improving technology (CN200910137581.2, CN200720149419.9) propagation and employment is widely obtained with effect of its significant increasing both production and income, in order to improve the effect of increasing both production and income further and improve the scope of application of cutting root improvement, after cutting root improvement, the reciprocating machine (201210581050.4) increasing the agronomy of fertilising after-culture is succeeded in developing.Although that has succeeded in developing at present cuts the inhomogeneities of seeding fertilizer discharge capacity and the problem of inconsistency that root fertilizer after-culture multiple operation adopts multiple land wheel mode initiatively of connecting to effectively reduce to cause with the more ground wheel slip caused of biomass straw residue because Chinense Grassland is rough and uneven in surface, this impact can not be eliminated completely.The plough location arrangements mode of cutting root fertilizer after-culture compound operation machine succeeded in developing, does not also reach to greatest extent and makes the destructive rate of soil minimum, the object that trench digging power consumption is minimum.Therefore improve uniformity and the uniformity of cutting root fertilizer after-culture compound operation machine seeding fertilizer, reduce in trench digging process, to the disturbance of soil and trench digging power consumption, there is wide space and significant meaning.
Summary of the invention
The object of the invention is to invent a kind of uniformity and the uniformity that improve fertilising after-culture with active mode driving seeding fertilizer, to the disturbance of soil and the grassland improvement compound operation machine of destruction and power consumption of ditching in the low trench digging process of a step-down of going forward side by side.
For realizing this purpose, present invention employs following technical scheme:
Described a kind of initiatively driven type is cut root fertilizer after-culture combined working machine and is comprised: cut root part (01), frame (02), plough (03), arrangement for adjusting height (04), seed-fertilizer box (05), seeding unit (06), fertilizer apparatus (07), transmission system (08), suppression parts (09).
Described frame (02) comprising: frame (02) adopts the structure of three-point suspension-type, front-axle beam (2), the back rest (7), brace summer (8) forms one by left plate (1) and right plate (9) are affixed, two support bars (4) be fixed on front stall (3) form three-point shape with two pull bars (6) be fixed on back seat (5) and become hanging position, right support frame (10) and left support frame (14) are welded on brace summer (8), what three groups of arrangement for adjusting height (04) were symmetrical is welded in right support frame (10) with in left support frame (14), plant beam (11), fertile beam (12), press wheel beam (13) is fixed between right support frame (10) and left support frame (14) by arrangement for adjusting height (04), arrangement for adjusting height (04) changes kind of a beam (11) by screw lifting mode, fertile beam (12), the height of press wheel beam (13).
Described plough (03) is fixed in kind of a beam (11) respectively with on fertile beam (12); Suppression parts (09) is fixed on press wheel beam (13).
Described transmission system (08): the power of tractor is delivered to the power shaft of gearbox (21) by rear output shaft, be fixed in fertile axle output chain gear (19) of gearbox on gearbox (21) output shaft by Chain conveyer by a part of transmission of power to the fertile axle governing box input sprocket (20) be fixed on fertile axle governing box (18) power shaft, be consolidated in fertile axle governing box output chain gear (16) on the output shaft of fertile axle governing box (18) by Chain conveyer by transmission of power to the fertile axle sprocket wheel (17) be consolidated on fertile axle (15), thus drive fertile axle (15) and drive fertilizer apparatus (07) action on it, be fixed in gearbox kind axle output chain gear (22) on gearbox (21) output shaft by Chain conveyer by another part transmission of power to kind axle governing box input sprocket (23) be fixed on kind of axle governing box (24) power shaft, be consolidated in kind axle governing box output chain gear (25) on the output shaft of axle governing box (24) by Chain conveyer by transmission of power to the kind axle sprocket wheel (26) be consolidated on kind of an axle (27), thus drive kind of axle (27) and drive seeding unit (06) action on it, a part of power is also passed to by Bevel Gear Transmission and cuts root part (01) by gearbox (21), drives and cuts root part (01) action, fertile axle governing box (18) is separate with the gear adjusting function of kind axle governing box (24).
Described a kind of initiatively driven type cuts root fertilizer after-culture combined working machine, it is characterized in that: plough (03) is fixed in kind of a beam (11) and goes up its position relationship for there being two kinds of modes with fertile beam (12): scheme one, two ploughs (03) are cut near root ditch seam relative to cutting straggly being arranged in before and after root ditch seam, the plough (03) opening kind of ditch is arranged in front, and its distal point is just on the sideline, left side of cutting root ditch seam, the plough (03) opening fertile ditch is arranged at rear, and the distal point of the plough (03) in the forward terminal of the plough at rear (03) and front in the same horizontal line, scheme two, two ploughs (03) relative to cut root ditch seam symmetrical be arranged in cut root ditch seam close on both sides, and the distal point of two ploughs (03) just cut root ditch seam sideline, both sides on.
Described a kind of initiatively driven type cuts root fertilizer after-culture combined working machine, the feature of its arrangement for adjusting height (04) is: biside plate (30) is welded in right support frame (10) with in left support frame (14), screw-casing (29) is welded on the upper surface of biside plate (30), base (33) is welded on the lower surface of biside plate (30), baffle plate (32) is welded in the axis end face low side of screw rod (28), and baffle ring (31) is welded on screw rod (28).
Beneficial effect of the present invention is: this machine at tractor rear output shaft by transmission of power to cutting in root part (01) process, by a part of transmission of power to seeding unit (06) and fertilizer apparatus (07), the mode of this active transmission overcomes slippage with the biomass straw residue more land wheel that cause rough and uneven in surface due to Chinense Grassland in traditional passive kind of drive completely, uniformity and the discharge capacity uniformity of ferti-seeding can be significantly improved, separate fertile axle governing box (18) can reach with kind axle governing box (24) object regulating amount of seed metering and defertilizing amount respectively, two kinds of location arrangements modes of plough (03) all make full use of the ditch seam cut root and formed, reduce trench digging power consumption, and all define certain soil covering to cutting root ditch seam, be beneficial to water-retaining effect, can effectively increase fertilizer efficiency and germination rate, thus protect grassland environment to greatest extent, arrangement for adjusting height (04) can the degree of depth of simple and effective adjustment seeding and fertilizing.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure explosive view that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 2 is the three-dimensional shaft survey view that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 3 is the rack construction 3-D view that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 4 is the transmission system 3-D view that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 5 is the arrangement for adjusting height cutaway view that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 6 is the plough location arrangements scheme one that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 7 is the trench digging sectional view that a kind of active driven type cuts the plough location arrangements scheme one of root fertilizer after-culture combined working machine;
Fig. 8 is the plough location arrangements scheme two that a kind of active driven type cuts root fertilizer after-culture combined working machine;
Fig. 9 is the trench digging sectional view that a kind of active driven type cuts the plough location arrangements scheme two of root fertilizer after-culture combined working machine;
Reference numeral
1 left plate 2 front-axle beam
3 front stall 4 support bars
5 back seat 6 pull bars
7 back rest 8 brace summers
9 right plate 10 right support frame
11 kinds of fertile beams of beam 12
13 press wheel beam 14 left support frame
15 fertile axle 16 fertile axle governing box output chain gear
The fertile axle governing box of 17 fertile axle sprocket wheel 18
The fertile axle governing box input sprocket of the fertile axle output chain gear 20 of 19 gearboxes
21 gearbox 22 gearbox kind axle output chain gears
23 kinds of axle governing box input sprockets, 24 kinds of axle governing boxs
25 kinds of axle governing box output chain gears, 26 kinds of axle sprocket wheels
27 kinds of axle 28 screw rods
29 screw-casing 30 side plates
31 baffle ring 32 baffle plates
33 bases
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1 and Figure 2, a kind of initiatively driven type is cut root fertilizer after-culture combined working machine and is comprised: cut root part (01), frame (02), plough (03), arrangement for adjusting height (04), seed-fertilizer box (05), seeding unit (06), fertilizer apparatus (07), transmission system (08), suppression parts (09).
As shown in Figure 3, frame (02) embodiment that a kind of active driven type cuts root fertilizer after-culture combined working machine is: frame (02) adopts the structure of three-point suspension-type, front-axle beam (2), the back rest (7), brace summer (8) forms one by left plate (1) and right plate (9) are affixed, two support bars (4) be fixed on front stall (3) form three-point shape with two pull bars (6) be fixed on back seat (5) and become hanging position, right support frame (10) and left support frame (14) are welded on brace summer (8), what three groups of arrangement for adjusting height (04) were symmetrical is welded in right support frame (10) with in left support frame (14), plant beam (11), fertile beam (12), press wheel beam (13) is fixed between right support frame (10) and left support frame (14) by arrangement for adjusting height (04), plough (03) is fixed in kind of a beam (11) respectively, on fertile beam (12), suppression parts (09) is consolidated on press wheel beam (13), arrangement for adjusting height (04) changes kind of a beam (11) by screw lifting mode, fertile beam (12), the height of press wheel beam (13),
As shown in Figure 4, the transmission system (08) that a kind of active driven type cuts root fertilizer after-culture combined working machine is: the power of tractor is delivered to the power shaft of gearbox (21) by rear output shaft, be fixed in fertile axle output chain gear (19) of gearbox on gearbox (21) one-level output shaft by Chain conveyer by a part of transmission of power to the fertile axle governing box input sprocket (20) be fixed on fertile axle governing box (18) power shaft, be consolidated in fertile axle governing box output chain gear (16) on fertile axle governing box (18) output shaft by Chain conveyer by transmission of power to the fertile axle sprocket wheel (17) be consolidated on fertile axle (15), thus drive fertile axle (15) and drive fertilizer apparatus (07) action on it, be fixed in gearbox kind axle output chain gear (22) on gearbox (21) one-level output shaft by Chain conveyer by another part transmission of power to kind axle governing box input sprocket (23) be fixed on kind of axle governing box (24) power shaft, be consolidated in kind axle governing box output chain gear (25) on the output shaft of axle governing box (24) by Chain conveyer by transmission of power to the kind axle sprocket wheel (26) be consolidated on kind of an axle (27), thus drive kind of axle (27) and drive seeding unit (06) action on it, a part of power is also passed to by the secondary output shaft of the Bevel Gear Transmission in gearbox (21) and cuts root part (01) by gearbox (21), drives and cuts root part (01) action, by regulating the gear on fertile axle governing box (18), the gearratio of fertile axle governing box (18) power shaft and fertile axle governing box (18) output shaft can be regulated, thus change the rotating speed of fertile axle (15), the rotating speed of fertilizer apparatus (07) also changes with fertile axle (15), and then reaches the object regulating defertilizing amount, by regulating the gear on kind of axle governing box (24), can the gearratio of regulating shaft governing box (24) power shaft and axle governing box (24) output shaft, thus change kind of a rotating speed for axle (27), the rotating speed of seeding unit (06) also changes with kind of an axle (27), and then reaches the object regulating amount of seed metering, separate fertile axle governing box (18) can reach with kind axle governing box (24) object regulating amount of seed metering and defertilizing amount respectively.
As shown in Figure 5, the structural principle of arrangement for adjusting height (04) is: biside plate (30) is welded in right support frame (10) with in left support frame (14), screw-casing (29) is welded on the upper surface of biside plate (30), base (33) is welded on the lower surface of biside plate (30), baffle plate (32) is welded in the axis end face low side of screw rod (28), baffle ring (31) is welded on screw rod (28), plant beam (11) by the aperture on it through screw rod (28) and by baffle plate (32) and baffle ring (31) axial location, the degree of freedom that kind of a beam (11) rotates around screw rod (28) is limited by biside plate (30).When screw rod (28) rotates towards a direction, screw rod (28) moves upward relative to fixing screw-casing (29), and drive kind of a beam (11) to move upward, thus the plough (03) making to be consolidated in kind of a beam (11) moves, its ditching depth is shoaled.Otherwise, when screw rod (28) rotates towards another rightabout, ditching depth will be made to deepen.In like manner, fertile trench depth with suppression parts (09) normal pressure Principles of Regulation similar with it.
As shown in Figure 6, a kind of active driven type cuts plough (03) the location arrangements mode one of root fertilizer after-culture combined working machine: tractor is in the middle of proal process, two ploughs (03) are cut near root ditch seam relative to cutting straggly being arranged in before and after root ditch seam, the plough (03) opening kind of ditch is arranged in front, and its distal point is just on the sideline, left side of cutting root ditch seam, the plough (03) opening fertile ditch is arranged at rear, and the distal point of the plough (03) in the forward terminal of the plough at rear (03) and front in the same horizontal line.When plough (03) random device in front advances, just the soil cutting root ditch seam left side will be pushed into and cut (as shown by arrows in FIG.) in root ditch, plough (03) following closely will press down being pushed into the soil cut in root ditch, forms fertile ditch.Final formation trench digging cross section as shown in Figure 7.The location arrangements mode of this plough (03) farthest reduces power consumption.
As Fig. 8, a kind of active driven type cuts plough (03) the location arrangements mode two of root fertilizer after-culture combined working machine: tractor is in the middle of proal process, two ploughs (03) relative to cut root ditch seam symmetrical be arranged in cut root ditch seam close on both sides, and the distal point of two ploughs (03) just cut root ditch seam sideline, both sides on.When two ploughs (03) random device advances, just the soil cutting root ditch seam both sides will be pushed into and cut (as shown by arrows in FIG.) in root ditch.Final formation trench digging cross section as shown in Figure 9.The location arrangements mode of this plough, reduces trench digging power consumption to a certain extent, and reduces the longitudinal length of complete machine.
Location arrangements scheme one and the scheme two of plough (03) all make full use of cuts the ditch that root formed and stitches; reduce trench digging power consumption; and all define certain soil covering to cutting root ditch seam; be beneficial to water-retaining effect; can effectively increase fertilizer efficiency and germination rate, thus protect grassland environment to greatest extent.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.Especially in the ditch seam that the present invention produces after not being only applicable to cut root, be also applicable to alternate manner and formed on the seeding and fertilizing machinery of ditch seam, be both suitable for meadow and be also applicable to other and meadow and have and similarly cut root with urging the plant growth of numerous character.
Claims (2)
1. initiatively driven type cuts a root fertilizer after-culture combined working machine, it is characterized in that:
Described a kind of initiatively driven type is cut root fertilizer after-culture combined working machine and is comprised: cut root part (01), frame (02), plough (03), arrangement for adjusting height (04), seed-fertilizer box (05), seeding unit (06), fertilizer apparatus (07), transmission system (08), suppression parts (09);
Described frame (02) comprising: frame (02) adopts the structure of three-point suspension-type, front-axle beam (2), the back rest (7), brace summer (8) forms one by left plate (1) and right plate (9) are affixed, two support bars (4) be fixed on front stall (3) form three-point shape with two pull bars (6) be fixed on back seat (5) and become hanging position, right support frame (10) and left support frame (14) are welded on brace summer (8), what three groups of arrangement for adjusting height (04) were symmetrical is welded in right support frame (10) with in left support frame (14), plant beam (11), fertile beam (12), press wheel beam (13) is fixed between right support frame (10) and left support frame (14) by arrangement for adjusting height (04), arrangement for adjusting height (04) changes kind of a beam (11) by screw lifting mode, fertile beam (12), the height of press wheel beam (13),
Described plough (03) is fixed in kind of a beam (11) respectively with on fertile beam (12), its position relationship has two schemes: scheme one, two ploughs (03) are cut near root ditch seam relative to cutting straggly being arranged in before and after root ditch seam, the plough (03) opening kind of ditch is arranged in front, and its distal point is just on the sideline, left side of cutting root ditch seam, the plough (03) opening fertile ditch is arranged at rear, and the distal point of the plough (03) in the forward terminal of the plough at rear (03) and front in the same horizontal line; Scheme two, two ploughs (03) relative to cut root ditch seam symmetrical be arranged in cut root ditch seam close on both sides, and the distal point of two ploughs (03) just cut root ditch seam sideline, both sides on;
Described suppression parts (09) are fixed on press wheel beam (13);
Described transmission system (08) comprising: the power of tractor is delivered to the power shaft of gearbox (21) by rear output shaft, be fixed in fertile axle output chain gear (19) of gearbox on gearbox (21) output shaft by Chain conveyer by a part of transmission of power to the fertile axle governing box input sprocket (20) be fixed on fertile axle governing box (18) power shaft, be consolidated in fertile axle governing box output chain gear (16) on the output shaft of fertile axle governing box (18) by Chain conveyer by transmission of power to the fertile axle sprocket wheel (17) be consolidated on fertile axle (15), thus drive fertile axle (15) and drive fertilizer apparatus (07) action on it, be fixed in gearbox kind axle output chain gear (22) on gearbox (21) output shaft by Chain conveyer by another part transmission of power to kind axle governing box input sprocket (23) be fixed on kind of axle governing box (24) power shaft, be consolidated in kind axle governing box output chain gear (25) on the output shaft of axle governing box (24) by Chain conveyer by transmission of power to the kind axle sprocket wheel (26) be consolidated on kind of an axle (27), thus drive kind of axle (27) and drive seeding unit (06) action on it, a part of power is also passed to by Bevel Gear Transmission and cuts root part (01) by gearbox (21), drives and cuts root part (01) action, fertile axle governing box (18) is separate with the gear adjusting function of kind axle governing box (24).
2. a kind of initiatively driven type according to claim 1 cuts root fertilizer after-culture combined working machine, the feature of its arrangement for adjusting height (04) is: biside plate (30) is welded in right support frame (10) with in left support frame (14), screw-casing (29) is welded on the upper surface of biside plate (30), base (33) is welded on the lower surface of biside plate (30), baffle plate (32) is welded in the axis end face low side of screw rod (28), and baffle ring (31) is welded on screw rod (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310090311.7A CN103125181B (en) | 2013-03-20 | 2013-03-20 | Driving-transmission type root cutting fertilizing after-culture compound operation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310090311.7A CN103125181B (en) | 2013-03-20 | 2013-03-20 | Driving-transmission type root cutting fertilizing after-culture compound operation machine |
Publications (2)
| Publication Number | Publication Date |
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| CN103125181A CN103125181A (en) | 2013-06-05 |
| CN103125181B true CN103125181B (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310090311.7A Expired - Fee Related CN103125181B (en) | 2013-03-20 | 2013-03-20 | Driving-transmission type root cutting fertilizing after-culture compound operation machine |
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| CN (1) | CN103125181B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103609233B (en) * | 2013-12-09 | 2015-07-29 | 中国农业大学 | A kind of electricity drives electric-controlled type meadow and cuts the compound improvement machine of root fertilizer after-culture |
| CN104025809B (en) * | 2014-05-22 | 2017-08-11 | 张希槐 | Cut stalk ferti-seeding all-in-one |
| CN106034717A (en) * | 2016-07-06 | 2016-10-26 | 吉林省农业科学院 | Method for amending deteriorated guinea grass meadow through root cutting and fertilizer application |
| CN111066424B (en) * | 2019-12-24 | 2020-11-20 | 黑龙江丰沃非凡农业科技发展有限公司 | Seeding equipment and seeding agriculture |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2559195Y (en) * | 2002-08-06 | 2003-07-09 | 胡兴阔 | Saw cutting straw type ploughless corn seeder |
| CN201323747Y (en) * | 2008-11-28 | 2009-10-14 | 李留年 | Multi-functional no-tillage fertilizing seeder |
| CN201690781U (en) * | 2010-07-07 | 2011-01-05 | 张学法 | Sowing fertilizer applicator mechanical driving device |
| CN102656969A (en) * | 2012-06-04 | 2012-09-12 | 窦乐智 | Minimal-tillage and sub-soiling precise wheat tiller |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008061586A (en) * | 2006-09-08 | 2008-03-21 | Mitsubishi Agricult Mach Co Ltd | Direct-sowing machine with partial-tilling |
-
2013
- 2013-03-20 CN CN201310090311.7A patent/CN103125181B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2559195Y (en) * | 2002-08-06 | 2003-07-09 | 胡兴阔 | Saw cutting straw type ploughless corn seeder |
| CN201323747Y (en) * | 2008-11-28 | 2009-10-14 | 李留年 | Multi-functional no-tillage fertilizing seeder |
| CN201690781U (en) * | 2010-07-07 | 2011-01-05 | 张学法 | Sowing fertilizer applicator mechanical driving device |
| CN102656969A (en) * | 2012-06-04 | 2012-09-12 | 窦乐智 | Minimal-tillage and sub-soiling precise wheat tiller |
Non-Patent Citations (1)
| Title |
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| 贺玢."国内外草地改良技术与机具研究进展".《农机化研究》.2012,(第9期),第8-12页. * |
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