CN109601060B - Rice deep-resistant germplasm resource screening device convenient for comparison - Google Patents
Rice deep-resistant germplasm resource screening device convenient for comparison Download PDFInfo
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- CN109601060B CN109601060B CN201811387073.5A CN201811387073A CN109601060B CN 109601060 B CN109601060 B CN 109601060B CN 201811387073 A CN201811387073 A CN 201811387073A CN 109601060 B CN109601060 B CN 109601060B
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 54
- 235000009566 rice Nutrition 0.000 title claims abstract description 54
- 238000012216 screening Methods 0.000 title claims abstract description 18
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 53
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000007873 sieving Methods 0.000 claims abstract description 5
- 239000002689 soil Substances 0.000 description 12
- 238000005259 measurement Methods 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009331 sowing Methods 0.000 description 2
- 241000893384 Ceratorhiza oryzae-sativae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000009396 hybridization Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/02—Germinating apparatus; Determining germination capacity of seeds or the like
- A01C1/025—Testing seeds for determining their viability or germination capacity
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
Abstract
The invention discloses a rice deep-tolerant germplasm resource screening device convenient for comparison, which comprises a planting plate, wherein an upper planting frame and an upper depth measuring frame are arranged on the planting plate, the interiors of the upper planting frame and the upper depth measuring frame are respectively connected with a lower planting frame and a lower depth measuring frame, the lower ends of the lower planting frame and the lower depth measuring frame are connected with an adjusting frame, the adjusting frame is connected with a toothed bar, the front side surface of the planting plate is provided with a groove, an adjusting knob is arranged in the groove and arranged at the end part of the toothed bar, the rear side surface of the planting plate is provided with a limiting groove, the limiting groove is connected with a limiting block through a compression spring, the inner side of the limiting block is provided with a pawl, and the pawl is connected with the toothed bar through a ratchet. This sieving mechanism of resistant dark germplasm resource of rice convenient to contrast can be convenient for the same rice of the audio-visual observation of staff and at the condition of emerging of different planting degree of depth, and can observe the condition of emerging of different rice at same planting degree of depth to can be convenient for directly measure the seedling height.
Description
Technical Field
The invention relates to the technical field of rice germplasm screening, in particular to a screening device of rice deep-tolerant germplasm resources, which is convenient for comparison.
Background
The planting quality of rice directly influences its output, finally influence human existence, in order to increase the output of rice, father's of rice is Yuanyuan tie and is hybridized to rice, make rice after the hybridization disease resistant and drought and waterlogging more, thereby make the output of rice sharply increase, be favorable to solving people's survival problem, but the difficult whole seedling of rice and the problem of easy lodging have not been solved yet, in order to solve the difficult whole seedling of problem and the problem of easy lodging, still need carry out a large amount of experiments, the lodging of rice has certain relation rather than the planting degree of depth, if carry out the deep planting with rice, make its root system deepening soil more, can reduce its later stage lodging, the sieving mechanism of the resistant dark germplasm resources of rice is exactly a device that can be used for the resistant deep planting experiment of rice.
But the sieving mechanism of current resistant dark germplasm resource of rice is not convenient for the staff to contrast, this is because, it can not be convenient for the audio-visual contrast of staff goes out the resistant deep condition of the same race rice and the resistant deep condition of different race rice, and be unfavorable for highly measuring that the rice emerged, this is because the rice seed is planted in soil, need be through the above seedling height of soil plus the following seedling height of soil, just can reach whole seedling height, and then be unfavorable for staff's direct measurement.
Disclosure of Invention
The invention aims to provide a screening device for rice deep-tolerant germplasm resources, which is convenient to compare, and aims to solve the problems that the existing screening device for rice deep-tolerant germplasm resources in the background art is inconvenient for workers to compare and is inconvenient for directly measuring the height of rice seedlings.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sieving mechanism of resistant dark germplasm resources of rice convenient to contrast, includes plants the board, it plants frame and last depth-finding frame to be provided with on the board to plant, and the inside of going up planting frame and last depth-finding frame is connected with down plants frame and depth-finding frame respectively, the lower extreme of planting frame and lower depth-finding frame down is connected with the adjustment frame, and the adjustment frame is connected with the ratch, the leading flank of planting the board is provided with the recess, and settles in the recess and have adjust knob to adjust knob sets up in the tip of ratch, the trailing flank of planting the board is provided with the spacing groove, and the spacing groove is connected with the stopper through compression spring, the inboard of stopper is provided with the pawl, and the pawl is connected with the ratch through the ratchet to the ratchet sets up in the tip outside of ratch, both sides all are provided with the magnetic stripe around the planting.
Preferably, the upper planting frame and the upper depth measuring frame are respectively connected with the lower planting frame and the lower depth measuring frame in a nesting mode, and the upper planting frame and the upper depth measuring frame are arranged at intervals.
Preferably, the lower planting frame and the lower depth sounding frame are not communicated, the inner bottom surfaces of the lower planting frame and the lower depth sounding frame are the same in height, the lower ends of the lower planting frame and the lower depth sounding frame are fixedly connected with the adjusting frame, the lower planting frame and the lower depth sounding frame are of an integrated structure, the lower planting frame and the lower depth sounding frame form a U-shaped structure, and holes are reserved in the lower surface of the lower planting frame.
Preferably, the groove is internally marked with scales at equal angles, and the vertical surface where the outer side of the groove is located is positioned on the front side of the vertical surface where the outer side of the adjusting knob is located.
Preferably, the structural shapes of the limiting groove and the limiting block are non-circular symmetrical shapes, and the limiting groove is connected with the limiting block in a clamping connection mode.
Preferably, the axis of the toothed bar is superposed with the axes of the adjusting knob and the limiting block, the toothed bar is connected with the planting plate in a bearing connection mode, and ratchets are distributed on the end part of the toothed bar at equal angles.
Preferably, the adjusting frame is connected with the toothed bar in a meshing connection mode, the toothed bar penetrates through the adjusting frame, and the adjusting frame is distributed on the toothed bar at equal intervals.
Preferably, the thickness of the pawl and the ratchet is the same, and the thickness of the ratchet is smaller than the minimum distance between the end part of the toothed bar and the inner side of the limiting block.
Compared with the prior art, the invention has the beneficial effects that: the screening device for the rice deep-tolerant germplasm resources convenient for comparison can facilitate the visual observation of the emergence conditions of the same rice at different planting depths by workers, can observe the emergence conditions of different rice at the same planting depth, and can facilitate the direct measurement of the seedling height;
1. the arrangement of the adjusting knob, the toothed bar, the adjusting frame, the upper planting frame, the lower planting frame, the upper depth measuring frame and the lower depth measuring frame can facilitate the adjustment of the height of the inner bottom surface of the lower planting frame, facilitate the setting of the height of the inner bottom surface of the lower planting frame in the same horizontal row on the device to be equal, and facilitate the setting of the height of the inner bottom surface of the lower planting frame in the same vertical row on the device to be equal, thereby facilitating the direct observation of the emergence situation of the same rice at different planting depths and the emergence situation of different rice at the same planting depth after the rice seedlings emerge, and facilitating the comparison of workers;
2. the upper planting frame, the lower planting frame, the upper depth measurement frame and the lower depth measurement frame are arranged, so that the heights of the inner bottom surfaces of the lower planting frame and the lower depth measurement frame are the same, the seedling height can be directly measured by being supported on the inner bottom surface of the lower depth measurement frame through the ruler, and the measurement of the seedling height by workers is facilitated;
3. the arrangement of the magnetic stripes can facilitate the splicing of a plurality of screening devices, thereby facilitating the experiments of various types of rice and various planting depths;
4. pawl, ratchet, stopper, spacing groove and compression spring's setting, the rotation angle of fixed ratch of ability being convenient for to the bottom highly is fixed in making down the sounding frame, and can be convenient for through the mode of pressing the stopper, makes the bottom highly resets in the sounding frame down, is favorable to the device by used repeatedly.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a rear view of the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is an enlarged view of point A of FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the connection structure of the upper planting frame and the lower planting frame of the present invention;
FIG. 7 is a schematic view of the connection structure of the rack bar and the adjusting frame according to the present invention;
FIG. 8 is a schematic view of a connection structure of a limiting block and a rack bar according to the present invention.
In the figure: 1. planting a plate; 2. planting on a planting frame; 3. a planting frame is arranged; 4. an upper sounding frame; 5. a lower sounding frame; 6. a groove; 7. adjusting a knob; 8. a magnetic strip; 9. a limiting groove; 10. a limiting block; 11. a rack bar; 12. an adjusting frame; 13. a compression spring; 14. a pawl; 15. a ratchet.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-8, the present invention provides a technical solution: a screening device of rice deep-tolerant germplasm resources convenient for comparison, which comprises a planting plate 1, wherein an upper planting frame 2 and an upper depth measuring frame 4 are arranged on the planting plate 1, the inner parts of the upper planting frame 2 and the upper depth measuring frame 4 are respectively connected with a lower planting frame 3 and a lower depth measuring frame 5, the lower ends of the lower planting frame 3 and the lower depth measuring frame 5 are connected with an adjusting frame 12, the adjusting frame 12 is connected with the toothed bar 11, the front side surface of the planting plate 1 is provided with a groove 6, an adjusting knob 7 is arranged in the groove 6, and the adjusting knob 7 is arranged at the end part of the rack bar 11, the back side surface of the planting plate 1 is provided with a limit groove 9, the limiting groove 9 is connected with a limiting block 10 through a compression spring 13, a pawl 14 is arranged on the inner side of the limiting block 10, the pawl 14 is connected with a toothed bar 11 through a ratchet 15, and the ratchet 15 is arranged at the outer side of the end part of the toothed bar 11, and the magnetic stripes 8 are arranged at the front side and the rear side of the planting plate 1.
The upper planting frame 2 and the upper depth sounding frame 4 are respectively connected with the lower planting frame 3 and the lower depth sounding frame 5 in a nested mode, the upper planting frame 2 and the upper depth sounding frame 4 are arranged at intervals, the lower planting frame 3 and the lower depth sounding frame 5 can stretch at the lower ends of the upper planting frame 2 and the upper depth sounding frame 4, and therefore the planting depth of rice can be adjusted conveniently.
The inside of lower planting frame 3 and lower sounding frame 5 does not link up, and the height of the interior bottom surface of lower planting frame 3 and lower sounding frame 5 is the same, and the lower extreme of lower planting frame 3 and lower sounding frame 5 all with adjustment frame 12 fixed connection, simultaneously lower planting frame 3 and lower sounding frame 5 be the integral structure, lower planting frame 3 constitutes "U" shape structure with lower sounding frame 5, the hole is reserved to the lower surface of lower planting frame 3, can be convenient for through supporting the ruler in lower sounding frame 5, direct measurement rice seedling height, be favorable to the measurement of staff to the seedling height, and can be convenient for adjust the position of lower planting frame 3 through adjustment frame 12.
The groove 6 is internally provided with scales at equal angles, and the vertical plane at the outer side of the groove 6 is positioned at the front side of the vertical plane at the outer side of the adjusting knob 7, so that the rotation angle of the rack bar 11 can be visually observed through the scales, and the position of the lower planting frame 3 can be controlled.
The structural shape of spacing groove 9 and stopper 10 is the symmetry of non-circle, and spacing groove 9 adopts the mode that the block is connected to be connected with stopper 10, can be convenient for through spacing groove 9 to stopper 10 pivoted restriction, prevents the antiport of ratch 11, is favorable to guaranteeing to plant the fixed of frame 3 position down.
The axis of the toothed bar 11 coincides with the axes of the adjusting knob 7 and the limiting block 10, the toothed bar 11 is connected with the planting plate 1 in a bearing connection mode, ratchets 15 are distributed at equal angles on the end portion of the toothed bar 11, the adjusting knob 7 can be convenient to stably drive the toothed bar 11 to rotate, and the limiting block 10, the pawl 14 and the ratchets 15 can prevent the toothed bar 11 from reversely rotating.
The adjusting frame 12 is connected with the toothed bar 11 in a meshing connection mode, the toothed bar 11 penetrates through the adjusting frame 12, the adjusting frame 12 is distributed on the toothed bar 11 at equal intervals, the adjusting frame 12 can be driven to lift through rotation of the toothed bar 11, and therefore the positions of the lower planting frame 3 and the lower depth measuring frame 5 connected to the adjusting frame 12 are adjusted conveniently.
The thickness of the pawl 14 is the same as that of the ratchet 15, and the thickness of the ratchet 15 is smaller than the minimum distance between the end part of the toothed rod 11 and the inner side of the limiting block 10, so that the meshing connection between the pawl 14 and the ratchet 15 can be disconnected after the limiting block 10 is pressed, the reverse rotation of the toothed rod 11 is facilitated, and the device can be conveniently used repeatedly.
The working principle is as follows: firstly, taking the screening device of the rice deep-tolerant germplasm resources convenient for comparison to an experimental position, selecting planting soil suitable for different rice, airing the soil, crushing the soil, screening the crushed soil through a fine screen, and completing experimental preparation work;
then measuring the depth of the rice according to the needs, rotating the toothed bar 11 through the adjusting knob 7 to enable the toothed bar 11 to drive the adjusting frame 12 to move up and down, further enabling the height of the inner bottom surface of the lower planting frame 3 in the same horizontal row to be in equal gradient increasing or decreasing, enabling the height of the inner bottom surface of the lower planting frame 3 in the same vertical row to be the same (as scales are arranged in the groove 6, the height of the inner bottom surface of the lower planting frame 3 in the same horizontal row can be in equal gradient increasing or decreasing directly through the scales, and the rotating angle of the toothed bar 11 can be fixed through the pawl 14 and the ratchet 15), selecting the white exposed seeds with the same robustness and different rice, placing the white exposed seeds into the lower planting frame 3 to enable the same rice seeds to be planted in the lower planting frame 3 in the same horizontal row, enabling the different rice seeds to be planted in the lower planting frame 3 in the same vertical row, filling screened fine soil into the lower planting frame 3 until the upper surface of the fine soil is flush with the upper surface of the upper planting, according to the height of the inner bottom surface of the lower planting frame 3, different amounts of water are sprayed into the lower planting frame 3 so as to soak the soil at the inner bottom layer of the lower planting frame 3, then a film is covered on the device, and the device is placed in a climatic chamber with the temperature of 28 +/-2 ℃ and the humidity of 60% for cultivation, so that the sowing of different rice in the soil with different depths is completed;
after three days of sowing, the seedling emergence condition is investigated at a fixed time every day, the seedling height is directly measured after seedling emergence by extending a ruler into a lower depth measuring frame 5 (the seedling height can be directly measured because the inner bottom surface of the lower depth measuring frame 5 is flush with the inner bottom surface of a lower planting frame 3), and after one end of time, the conditions of the same rice depth tolerance and different rice depth tolerances can be directly observed through the upper transverse row and the upper longitudinal row of the device respectively, so that the rice can be screened visually;
if the device needs to be reset, the limiting block 10 can be pressed down to enable the pawl 14 and the ratchet 15 to be dislocated, so that the toothed bar 11 can be driven by the lower planting frame 3, the lower depth measuring frame 5 and the adjusting frame 12 to rotate reversely, so that the lower planting frame 3 and the lower depth measuring frame 5 are lowered to the initial position, then the limiting block 10 is loosened, the limiting block 10 is outwards bounced under the action of the compression spring 13, so that the pawl 14 and the ratchet 15 are meshed again, and the content which is not described in detail in the specification belongs to the prior art which is well known to a person skilled in the art.
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a sieving mechanism of resistant dark germplasm resources of rice convenient to contrast, includes planting board (1), its characterized in that: an upper planting frame (2) and an upper depth measuring frame (4) are arranged on the planting plate (1), a lower planting frame (3) and a lower depth measuring frame (5) are respectively connected inside the upper planting frame (2) and the upper depth measuring frame (4), the upper planting frame (2) and the upper depth measuring frame (4) are respectively connected with the lower planting frame (3) and the lower depth measuring frame (5) in a nesting mode, the upper planting frame (2) and the upper depth measuring frame (4) are arranged at intervals, the lower ends of the lower planting frame (3) and the lower depth measuring frame (5) are connected with an adjusting frame (12), the adjusting frame (12) is connected with a toothed bar (11), a groove (6) is arranged on the front side face of the planting plate (1), an adjusting knob (7) is arranged in the groove (6), the adjusting knob (7) is arranged at the end portion of the toothed bar (11), and a limiting groove (9) is arranged on the rear side face of the planting plate (1), and the limiting groove (9) is connected with the limiting block (10) through a compression spring (13), the inner side of the limiting block (10) is provided with a pawl (14), the pawl (14) is connected with the toothed bar (11) through a ratchet (15), the ratchet (15) is arranged on the outer side of the end part of the toothed bar (11), and the front side and the rear side of the planting plate (1) are respectively provided with a magnetic strip (8).
2. The screening device of rice deep-tolerant germplasm resources convenient for comparison according to claim 1, wherein: the interior of lower planting frame (3) and lower sounding frame (5) does not link up, and the height of the interior bottom surface of lower planting frame (3) and lower sounding frame (5) is the same to the lower extreme of lower planting frame (3) and lower sounding frame (5) all with adjust frame (12) fixed connection, simultaneously lower planting frame (3) and lower sounding frame (5) are integrated structure, lower planting frame (3) and lower sounding frame (5) constitute "U" shape structure, the lower surface of lower planting frame (3) reserves the hole.
3. The screening device of rice deep-tolerant germplasm resources convenient for comparison according to claim 1, wherein: scales are marked in the groove (6) at equal angles, and the vertical surface where the outer side of the groove (6) is located is positioned on the front side of the vertical surface where the outer side of the adjusting knob (7) is located.
4. The screening device of rice deep-tolerant germplasm resources convenient for comparison according to claim 1, wherein: the structure shapes of the limiting groove (9) and the limiting block (10) are non-circular symmetrical shapes, and the limiting groove (9) is connected with the limiting block (10) in a clamping connection mode.
5. The screening device of rice deep-tolerant germplasm resources convenient for comparison according to claim 1, wherein: the axis of the toothed bar (11) coincides with the axes of the adjusting knob (7) and the limiting block (10), the toothed bar (11) is connected with the planting plate (1) in a bearing connection mode, and ratchets (15) are distributed on the end portion of the toothed bar (11) at equal angles.
6. The screening device of rice deep-tolerant germplasm resources convenient for comparison according to claim 1, wherein: the adjusting frame (12) is connected with the toothed bar (11) in a meshing connection mode, the toothed bar (11) penetrates through the adjusting frame (12), and the adjusting frame (12) is distributed on the toothed bar (11) at equal intervals.
7. The screening device of rice deep-tolerant germplasm resources convenient for comparison according to claim 1, wherein: the thickness of the pawl (14) is the same as that of the ratchet (15), and the thickness of the ratchet (15) is smaller than the minimum distance between the end of the toothed bar (11) and the inner side of the limiting block (10).
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| CN201811387073.5A CN109601060B (en) | 2018-11-21 | 2018-11-21 | Rice deep-resistant germplasm resource screening device convenient for comparison |
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| CA2883381A1 (en) * | 2012-08-30 | 2014-03-06 | Pioneer Hi-Bred International, Inc. | Methods to differentiate and improve germplasm for seed emergence under stress |
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