CN213847507U - Integrated machine for plowing, deeply fertilizing beet strips - Google Patents

Integrated machine for plowing, deeply fertilizing beet strips Download PDF

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Publication number
CN213847507U
CN213847507U CN202022735814.3U CN202022735814U CN213847507U CN 213847507 U CN213847507 U CN 213847507U CN 202022735814 U CN202022735814 U CN 202022735814U CN 213847507 U CN213847507 U CN 213847507U
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China
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fertilizing
deep
rotary tillage
beet
frame
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CN202022735814.3U
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张惠利
陈树林
李明栋
王建友
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Shangkuli Farm Inner Mongolia
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Shangkuli Farm Inner Mongolia
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Abstract

The utility model provides a beet strip ploughs fertilize all-in-one deeply, a plurality of fertilization casees are installed to this all-in-one in front frame top, a plurality of subsoiling fertilization plow standard are installed to the below, fertile drive and depth wheel are installed respectively to the place ahead both sides, a plurality of fertilizer discharging boxes are installed to every fertilization case lower part, every fertilizer discharging box sub-unit connection has the pipe of fertilizing, the pipe of fertilizing is connected with the pipe of fertilizing, subsoiling shovel is installed to subsoiling fertilization plow standard below, install the transmission case in the frame of rear portion, the rotary tillage axle is installed to rear portion frame rear below, the epaxial circumference equipartition of rotary tillage has a plurality of rotary blades, the below of rear portion frame, the fender soil guard shield is installed on the epaxial portion of rotary tillage, the press wheel is installed to the rear end of rear portion frame. The utility model discloses collect the operation of turning over, harrow, level land, applying fertilizer deeply in beet and plant in one to can be as much as possible keep the stubble crop straw before, play and prevent wind the effect, guarantee that the beet seedling does not receive the wind disaster, realize ploughing sustainable development and plant, and gain good economic benefits.

Description

Integrated machine for plowing, deeply fertilizing beet strips
Technical Field
The utility model relates to a beet strip ploughs fertilization all-in-one deeply belongs to beet planting machine technical field, uses the soil preparation ring festival of ploughing in beet planting to can apply fertilizer in the middle of soil deeply with next year.
Background
At present, in beet planting, complex operations such as whole-field plowing, harrowing, flat land, large-area fertilization, sowing of windproof barley, removal of windproof barley and the like are adopted, a large amount of manpower, material resources and financial resources are wasted, water and soil loss of cultivated land is serious due to frequent cultivated land, and disastrous weather such as sand and dust can occur in spring every year due to the fact that the ground surface of the cultivated land is not covered with residual errors, so that the water retention capacity of the soil is seriously reduced.
Because large-area tillage and soil preparation are needed in the beet planting link, and operation links such as large-area fertilization, sowing of windproof barley and the like are needed, the consumption of manpower, material resources and financial resources is increased, the water and soil conservation of the farmland is greatly damaged, and the utilization rate of the fertilizer is not high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem who mentions in the above-mentioned background art, provide an album pine soil preparation deeply, apply fertilizer deeply in beet strip ploughing fertilization all-in-one of an organic whole, plant the beet and shift to protective farming mode by traditional farming mode on, turn over in planting the beet, the harrow, the level land, apply fertilizer operation deeply and collect in a tractor, and can keep the previous crop straw as much as possible, play and prevent wind the effect, guarantee that the beet seedling does not receive the windstorm disaster, realize ploughing sustainable development and plant, and gain good economic benefits.
The utility model provides a beet strip ploughing and deep fertilizing integrated machine, which comprises a plurality of fertilizing boxes, a plurality of fertilizing pipes, a fertilizing driving hexagonal shaft, two fertilizing driving and depth limiting wheels, a front frame, a plurality of deep-loosening fertilizing plow standard, a deep-loosening shovel, a plurality of rotary tillage cutters, a rotary tillage shaft, a transmission case, a soil-retaining shield, a fertilizing pipe, a rear frame and a press wheel,
a plurality of fertilizing boxes are arranged above the front rack, a plurality of subsoiling and fertilizing plow poles are arranged below the front rack, fertilizing driving and depth limiting wheels are respectively arranged on two sides in front of the front rack, a plurality of fertilizing boxes are arranged on the lower portion of each fertilizing box, a fertilizing pipe is connected to the lower portion of each fertilizing box and is connected with a fertilizing pipe welded behind the subsoiling and fertilizing plow poles, a subsoiling shovel is arranged below the subsoiling and fertilizing plow poles, the subsoiling shovel and the subsoiling and fertilizing plow poles are used for subsoiling under the pulling of a tractor, and a fertilizing driving hexagonal shaft is arranged in each fertilizing box;
the rear portion frame is installed at the rear of anterior frame, install the transmission case in the frame of rear portion, the rotary tillage axle is installed to rear portion frame rear below, the epaxial circumference equipartition of rotary tillage has a plurality of rotary tillage sword, the fender soil guard shield is installed on the below of rear portion frame, rotary tillage axle upper portion, the press wheel is installed to the rear end of rear portion frame.
Preferably, the subsoiling and fertilizing plow standard is arranged in three rows on the front frame, every two subsoiling and fertilizing plow standard in the transverse row are spaced by 50cm and are arranged in a staggered mode, and the aim of preventing the inter-row blockage is achieved under the condition that the row spacing requirement is met.
Preferably, install suppression compaction degree adjustment spring between suppression wheel and rear portion frame, suppression compaction degree adjustment spring is used for adjusting the suppression dynamics of compressing tightly.
Preferably, an anti-overflow soil baffle is installed at the front lower part of the soil guard shield.
Preferably, 8 rotary blades are circumferentially fixed on the rotary tillage shaft every 50cm and are responsible for breaking soil.
Preferably, a power output shaft is arranged in front of the front frame, the power output shaft is connected with a power output end of the tractor, power is transmitted to the transmission case, and then the transmission case transmits the power to the rotary tillage shaft to drive the rotary tillage cutter to complete soil crushing operation.
Preferably, the beet strip tilling and deep fertilizing all-in-one machine is hung with a tractor in a three-point suspension type connection mode, and the upper end of the three-point suspension fixed connection support is installed at the middle section in front of the front rack.
Preferably, a rack reinforcing pull rod is welded on the three-point suspension fixed connection support, a rack reinforcing pull rod fixed mounting seat is welded on the front rack, and the rack reinforcing pull rod is fastened on the rack reinforcing pull rod fixed mounting seat through bolts.
Preferably, fertilizer box reinforcing pull rods are arranged at two ends of the whole fertilizer boxes to play a role in reinforcing and supporting the whole fertilizer boxes.
Preferably, a first-stage transmission support is mounted on the fertilizer discharging driving and depth limiting wheel, a depth adjusting lead screw support is mounted on the first-stage transmission support, and a depth adjusting lead screw is mounted in the middle of the depth adjusting lead screw support and is responsible for adjusting the relative height between the fertilizer discharging driving and depth limiting wheel and the whole machine, so that the deep scarification depth is controlled.
Beet strip ploughs fertilization all-in-one deeply's beneficial effect do:
1. the beet strip tilling and deep fertilizing integrated machine can provide a soft and fine seed bed with the width of 20cm and the depth of 10-15cm for the growth of the beet by combining deep scarification and rotary tillage, and simultaneously, fertilizer required in the growth of the beet is directionally applied to the seed bed for the growth of the beet, and the maximum fertilizing amount can reach 50kg per mu; because only the seedbed for the growth of the beet is subjected to deep loosening and rotary tillage, the straws of the previous crops between the lines can be retained to the maximum extent, and the aims of wind prevention, snow fixation, water storage, drought resistance and soil moisture conservation are fulfilled.
2. Beet strip ploughs fertilization all-in-one deeply, have and to save in traditional beet production alone ploughing soil preparation, fertilize alone, sow the link of preventing wind crop alone, kill off the crop of preventing wind, can directly sow the operation characteristics after the primary operation, not only saved the operation link and also saved each item operating cost of operation link simultaneously, improve fertilizer utilization ratio, can synthesize including the prediction and save 121.75 yuan/mu in the upper warehouse labor area.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In the drawings:
FIG. 1 is a front view of the integrated machine for deep ploughing and fertilizing of sugar beet strips;
FIG. 2 is a left side view of the integrated machine for deep ploughing and fertilizing of sugar beet strips;
FIG. 3 is a top view of the integrated machine for deep ploughing and fertilizing of sugar beet strips;
wherein, 1-a fertilizer box, 2-a fertilizer box, 3-a fertilizer pipe, 4-a fertilizer driving hexagonal shaft, 5-a three-point suspension upper suspension point, 6-a three-point suspension right suspension point, 7-a three-point suspension left suspension point, 8-a three-level fertilizer driving chain, 9-a two-level fertilizer driving chain, 10-a first-level fertilizer driving chain, 11-a fertilizer driving and depth limiting roller, 12-a front frame, 13-a deep loosening and fertilizing plow column, 14-a deep loosening shovel, 15-a rotary tillage knife, 16-a front smooth frame, 17-a rotary tillage shaft, 18-a transmission box, 19-a power output shaft, 20-a soil retaining shield, 21-a driving depth limiting wheel bracket, 22-a depth adjusting screw bracket, 23-a first-level transmission bracket and 24-a second-level transmission bracket, 25-three-stage transmission bracket, 26-frame reinforced pull rod, 27-fertilizing box reinforced pull rod, 28-frame reinforced pull rod fixed mounting seat, 29-first-stage transmission driving chain wheel, 30-first-stage transmission driven chain wheel, 31-second-stage transmission driving chain wheel, 32-second-stage transmission driven chain wheel, 33-third-stage transmission driving chain wheel, 34-third-stage transmission driven chain wheel, 35-three-point suspension fixed connection bracket, 36-hexagonal shaft bearing seat, 37-first-stage transmission shaft, 38-second-stage transmission shaft, 39-third-stage transmission shaft, 40-depth limiting adjusting screw rod, 41-rotary tillage shaft connecting fixing plate, 42-fertilizing pipe, 43-front and rear frame connecting plate, 44-rear frame posture adjusting plate, 45-rear frame, 46-anti-overflow soil baffle, 47-soil overflow prevention baffle fixing plate, 48-press wheel, 49-press wheel bracket, 50-press compaction degree adjusting spring, 51-pedal, 52-transmission shaft shield and 53-rotary tillage shaft bearing seat.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:
the first embodiment is as follows: the present embodiment is explained with reference to fig. 1-2. The beet strip ploughing and deep fertilizing all-in-one machine of the embodiment comprises a plurality of fertilizing boxes 1, a plurality of fertilizing boxes 2, a plurality of fertilizing pipes 3, a fertilizing driving hexagonal shaft 4, two fertilizing driving and depth limiting wheels 11, a front frame 12, a plurality of deep-loosening and fertilizing plow stocks 13, a deep-loosening shovel 14, a plurality of rotary tillage cutters 15, a rotary tillage shaft 17, a transmission box 18, a soil retaining shield 20, a fertilizing pipe 42, a rear frame 45 and a press wheel 48,
a plurality of fertilizing boxes 1 are arranged above a front rack 12, a plurality of deep-loosening fertilizing plow standard 13 are arranged below the front rack, fertilizing driving and depth limiting wheels 11 are respectively arranged on two sides of the front rack, a plurality of fertilizing boxes 2 are arranged on the lower portion of each fertilizing box 1, a fertilizing pipe 3 is connected to the lower portion of each fertilizing box 2, the fertilizing pipe 3 is connected with a fertilizing pipe 42 welded behind the deep-loosening fertilizing plow standard 13, a deep-loosening shovel 14 is arranged on the lowest portion of the deep-loosening fertilizing plow standard 13, the deep-loosening shovel 14 and the deep-loosening fertilizing plow standard 13 are responsible for deep-loosening functions under the pulling of a tractor, and a fertilizing driving hexagonal shaft 4 is arranged in each fertilizing box 2;
rear portion frame 45 is installed at the rear of front portion frame 12, install transmission case 18 on the rear portion frame 45, rotary tillage axle 17 is installed to rear portion frame 51 rear below, the circumference equipartition has a plurality of rotary tillage sword 15 on the rotary tillage axle 17, soil blocking guard shield 20 is installed on the below of rear portion frame 45, rotary tillage axle 17 upper portion, press wheel 48 is installed to the rear end of rear portion frame 45.
The deep-loosening fertilizing plough posts 13 are arranged on the front rack 12 in three rows, every two deep-loosening fertilizing plough posts 13 in the transverse row are spaced by 50cm and are arranged in a staggered mode, and the purpose of preventing blocking between rows is achieved under the condition that the requirement of row spacing is met.
Install suppression compaction degree adjustment spring 50 between suppression wheel 48 and rear portion frame 45, suppression compaction degree adjustment spring 50 is used for adjusting the suppression dynamics of compressing tightly.
An anti-overflow soil baffle 46 is installed at the front lower part of the soil guard 20.
8 rotary blades 15 are circumferentially fixed on the rotary tillage shaft 17 every 50cm and are responsible for smashing soil.
The front part of the front frame 12 is provided with a power output shaft 19, the power output shaft 19 is connected with the power output end of the tractor, the power is transmitted to a transmission case 18, the transmission case 18 transmits the power to a rotary tillage shaft 17, and a rotary tillage cutter 15 is driven to complete soil crushing operation.
The integrated machine for deep ploughing and fertilizing of the beet strips is articulated with a tractor in a three-point suspension type connection mode, and the upper end of a three-point suspension fixed connection support 35 is arranged at the middle section in front of the front frame 12.
The rack reinforcing pull rod 26 is welded on the three-point suspension fixed connecting support 35, the rack reinforcing pull rod fixed mounting seat 28 is welded on the front rack 12, and the rack reinforcing pull rod 26 is fastened on the rack reinforcing pull rod fixed mounting seat 28 through bolts.
The two ends of the whole body of the plurality of fertilizing boxes 1 are provided with a fertilizing box reinforcing pull rod 27 which plays a role in reinforcing and supporting the whole body of the fertilizing box.
The fertilizer discharging driving and depth limiting wheel 11 is provided with a first-stage transmission support 23, the first-stage transmission support 23 is provided with a depth adjusting screw rod support 22, and the middle part of the depth adjusting screw rod support 22 is provided with a depth adjusting screw rod 40 which is responsible for adjusting the relative height between the fertilizer discharging driving and depth limiting wheel 11 and the whole machine, so as to control the deep scarification depth.
As shown in fig. 1:
the integrated machine for the deep ploughing and fertilizing of the beet strips is articulated with a tractor in a three-point suspension type connection mode 5, 6 and 7, and the three-point suspension is installed at the middle section in front of the front frame 12.
The fertilizer discharging driving and depth limiting wheel 11 is connected with the front frame 12 through a driving depth limiting wheel bracket 21, a first-stage transmission bracket 23, a second-stage transmission bracket 24 and a third-stage transmission bracket 25 are sequentially arranged on the fertilizer discharging driving and depth limiting wheel 11, a first-stage transmission shaft 37, a second-stage transmission shaft 38 and a third-stage transmission shaft 39 are respectively arranged on the first-stage, second-stage and third-stage driving brackets, a first-stage transmission driving sprocket 29 is arranged at the shaft end of the first-stage transmission shaft 37, a first-stage transmission driven sprocket 30 and a second-stage transmission driving sprocket 31 are respectively arranged at two ends of the second-stage transmission shaft 38, a second-stage transmission driven sprocket 32 is arranged at the outer end part of the third-stage transmission shaft 39, a third-stage transmission driving sprocket 33 is arranged in the middle part, a third-stage transmission driven sprocket 34 is arranged on the fertilizer driving hexagonal shaft 4, and each stage of the sprockets are connected by a third-stage fertilizer discharging driving chain 8, a second-stage fertilizer discharging driving chain 9 and a first-stage fertilizer discharging driving chain 10, the fertilizing hexagonal shaft 4 is driven to rotate, so that each fertilizing box 2 is driven to rotate, fertilizer is discharged into the fertilizing pipe 42, and the fertilizing function is completed.
The first-level transmission bracket 23 is provided with a depth adjusting lead screw bracket 22, and the middle part of the depth adjusting lead screw bracket 22 is provided with a depth adjusting lead screw 40 which is responsible for adjusting the relative height of the fertilizer discharging driving and depth limiting wheel 11 and the whole machine, thereby controlling the depth of deep scarification.
The deep scarification and fertilization plow standard 13 is arranged on the front frame 12 in three rows, and the two adjacent plow standards are arranged in a staggered mode at a distance of 50cm, so that the purpose of preventing inter-row blockage is achieved under the condition that the row spacing requirement is met.
On the three-point suspension fixed connection support 35, a rack reinforcing pull rod 27 is welded, the other end of the rack reinforcing pull rod 27 is fastened on a rack reinforcing pull rod fixed mounting seat 28 through a bolt, and the rack reinforcing pull rod fixed mounting seat 28 is welded on the front rack 12. Two ends of the reinforcing pull rod 27 of the fertilizing box are respectively welded on the front frame 12 and the fertilizing box 2, and the reinforcing pull rod plays a role in reinforcing and supporting the fertilizing box.
As shown in fig. 2:
the front frame 12 is connected to the rear frame 45 through a front and rear frame connecting plate 43, and the front and rear frame connecting plate 43 is a fixed part welded to the front frame and is connected to the rear frame by bolts.
A pedal 51 is arranged above the rear frame 45, and a transmission case 18 is arranged behind the pedal 51.
A rotary tillage shaft 17 is arranged at the rear lower part of the rear frame 51, and the rotary tillage shaft 17 is connected with a rotary tillage shaft connecting fixing plate 41 through a rotary tillage shaft bearing seat 53; 8 rotary blades 15 are fixed on the rotary tillage shaft 17 at intervals of 50cm around the rotary tillage shaft and are responsible for breaking soil.
The soil retaining shield 20 is installed on the upper portion of the rear frame 45 and the rotary tillage shaft 17, the soil overflow preventing baffle 46 is installed on the front lower portion of the soil retaining shield 20, and the soil overflow preventing baffle 46 is fixedly connected with the soil retaining shield 20 through the soil overflow preventing baffle fixing plate 47.
Press wheel support 49 is installed to the rear end of rear portion frame 45, and press wheel 48 is installed to press wheel support end, plays the effect of suppression soil, and the suppression compresses tightly degree adjustment spring 50 that the dynamics relies on the press wheel support and adjusts.
The basic working principle of the beet strip deep ploughing and fertilizing all-in-one machine is as follows:
the deep scarification and fertilization integrated machine is hung and connected by three points of a tractor, utilizes a deep scarification device to deeply scarify soil, evenly applies fertilizer to the depth of about 30cm through the fertilizer application device, drives a rotary blade to smash soil on a deep scarification row through a power output device, and compacts the soil through a final pressing device of each row.
The above-mentioned embodiments further explain the objects, technical solutions and advantages of the present invention in detail. It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the present invention, and that any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention may be made without departing from the scope of the present invention.

Claims (10)

1. A beet strip ploughing and deep fertilizing all-in-one machine is characterized by comprising a front frame (12), a rear frame (45), a plurality of fertilizing boxes (1), a plurality of fertilizing boxes (2), a plurality of fertilizing pipes (3), a fertilizing driving hexagonal shaft (4), two fertilizing driving and depth limiting wheels (11), a plurality of deep-loosening and fertilizing plow stocks (13), a plurality of deep-loosening shovels (14), a plurality of rotary tillage knives (15), a plurality of rotary tillage shafts (17), a transmission box (18), a plurality of soil retaining shields (20), a plurality of fertilizing pipes (42) and a plurality of press wheels (48),
a plurality of fertilizing boxes (1) are arranged above a front rack (12), a plurality of subsoiling and fertilizing plow stocks (13) are arranged below the front rack, fertilizing driving and depth limiting wheels (11) are respectively arranged on two sides in front of the front rack, a plurality of fertilizing boxes (2) are arranged on the lower portion of each fertilizing box (1), a fertilizing pipe (3) is connected to the lower portion of each fertilizing box (2), the fertilizing pipe (3) is connected with a fertilizing pipe (42) welded behind the subsoiling and fertilizing plow stocks (13), a subsoiling shovel (14) is arranged on the lowest portion of each subsoiling and fertilizing plow stock (13), the subsoiling shovel (14) and the subsoiling and fertilizing plow stocks (13) are responsible for subsoiling under the pulling of a tractor, and a fertilizing driving six-edge shaft (4) is arranged in each fertilizing box (2);
rear portion frame (45) are installed at the rear of front portion frame (12), install transmission case (18) on rear portion frame (45), a plurality of rotary tillage axles (17) are installed to rear portion frame (45) rear below, and the circumference equipartition has a plurality of rotary tillage sword (15) on every rotary tillage axle (17), and every rotary tillage axle (17) upper portion is installed and is kept off native guard shield (20), a plurality of press wheels (48) are installed to the rear end of rear portion frame (45).
2. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 1, wherein the deep-loosening and fertilizing plow standard columns (13) are arranged in three rows on the front frame (12), every two deep-loosening and fertilizing plow standard columns (13) in the transverse row are spaced by 50cm and are arranged in a staggered manner, so as to prevent the blockage between rows under the condition of meeting the requirement of row spacing.
3. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 1, wherein a compacting degree adjusting spring (50) is installed between each compacting wheel (48) and the rear frame (45), and the compacting degree adjusting spring (50) is used for adjusting the compacting degree of the compacting wheel (48).
4. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 1, wherein an anti-overflow soil guard (46) is mounted beneath and in front of each soil guard (20).
5. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 1, wherein 8 rotary blades (15) are fixed on each rotary tillage shaft (17) at intervals of 50cm in the circumferential direction for breaking up the soil.
6. The integrated machine for tilling and deeply fertilizing the sugar beet strips as claimed in claim 1, wherein a power output shaft (19) is installed in front of the front frame (12), the power output shaft (19) is connected with the power output end of the tractor to transmit power to a transmission case (18), and then the transmission case (18) transmits the power to a rotary tillage shaft (17) to drive a rotary tillage cutter (15) to complete soil crushing operation.
7. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 1, wherein the integrated beet strip tilling and deep fertilizing machine is articulated with a tractor by a three-point suspension type connection, and the upper end of the three-point suspension fixed connection bracket (35) is installed at the middle section in front of the front frame (12).
8. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 7, wherein the rack reinforcing pull rod (26) is welded on the three-point suspension fixing and connecting bracket (35), the rack reinforcing pull rod fixing and mounting seat (28) is welded on the front rack (12), and the rack reinforcing pull rod (26) is fastened on the rack reinforcing pull rod fixing and mounting seat (28) through bolts.
9. The integrated beet strip tilling and deep fertilizing machine as claimed in claim 1, wherein the fertilizer application box reinforcing pull rods (27) are installed at two ends of the whole of the plurality of fertilizer application boxes (1) to reinforce and support the whole fertilizer application boxes.
10. The integrated machine for tilling, deeply fertilizing and sugarbeet strips as claimed in claim 1, wherein the fertilizer-discharging driving and depth-limiting wheel (11) is provided with a primary transmission bracket (23), the primary transmission bracket (23) is provided with a depth-adjusting screw bracket (22), and the middle part of the depth-adjusting screw bracket (22) is provided with a depth-adjusting screw (40) which is responsible for adjusting the relative height between the fertilizer-discharging driving and depth-limiting wheel (11) and the complete machine, thereby controlling the depth of deep scarification.
CN202022735814.3U 2020-11-24 2020-11-24 Integrated machine for plowing, deeply fertilizing beet strips Active CN213847507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022735814.3U CN213847507U (en) 2020-11-24 2020-11-24 Integrated machine for plowing, deeply fertilizing beet strips

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022735814.3U CN213847507U (en) 2020-11-24 2020-11-24 Integrated machine for plowing, deeply fertilizing beet strips

Publications (1)

Publication Number Publication Date
CN213847507U true CN213847507U (en) 2021-08-03

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ID=77038348

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Application Number Title Priority Date Filing Date
CN202022735814.3U Active CN213847507U (en) 2020-11-24 2020-11-24 Integrated machine for plowing, deeply fertilizing beet strips

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CN (1) CN213847507U (en)

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