CN116267355B

CN116267355B - Experimental equipment for be used for wingless slope to barrier seedling

Info

Publication number: CN116267355B
Application number: CN202310525947.3A
Authority: CN
Inventors: 罗金环; 刘俊; 蔡开朗; 何书奋; 曾德华; 洪文君; 麦志通
Original assignee: Sanya Forestry Science Research Institute
Current assignee: Sanya Forestry Science Research Institute
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-08-15
Anticipated expiration: 2043-05-11
Also published as: CN116267355A

Abstract

The application discloses experimental equipment for wingless slope seedlings; each pipeline is connected with a cleaning component; the lower side of the square box is connected with a ventilation part; when in use, the fresh water is guided to the cultivating soil body through the guide rod, the problem of the loss of the cultivating soil body caused by drip irrigation in the prior art is avoided, the accuracy of the test result is improved, meanwhile, the fresh water is guided to the inside of the cultivating soil body through the grooves on the guide rod, the fresh water is guided to each depth position of the cultivating soil body through the second guide blocks with different height positions, the irrigation to cultivating the soil body is more even to in will more clear water conservancy diversion to the recess through first water conservancy diversion piece, with the inside demand that the water consumption is big of satisfying cultivation soil body, puncture a bore hole that the internal diameter is greater than the guide bar diameter in cultivating the soil body earlier through the puncture head, the guide bar reinserts into cultivation soil body, avoids directly inserting the guide bar to cultivate in the soil body during earth extrusion to the recess.

Description

Experimental equipment for be used for wingless slope to barrier seedling

Technical Field

The application relates to the technical field of plant seedling raising. More particularly, the application relates to an experimental apparatus for wingless hill seedlings.

Background

The wingless hill seed has higher water content and high germination speed, can germinate even without being separated from a parent, is a typical recalcitrant seed, and seriously influences the updating and succession of the species population. When the external conditions of the seeds are poor, the seeds are extremely easy to inactivate; the water loss rate of seeds exceeds 12.5%, and the germination rate is obviously reduced; when the water loss rate is 54.3%, the germination rate of the seeds is zero. A large number of researches show that the inoculation of AMF mycorrhiza can obviously promote the growth of plants, increase the biomass of the plants and improve the quality and stress resistance of seedlings, so that the growth and development conditions of the wingless slope barrier inoculation AMF mycorrhiza are required to be tested.

The prior Chinese patent: seedling raising frame (CN 115380745B) for forestry experiments can carry out quick effectual scraping clearance to liquid pipe and capillary inner wall, avoid liquid pipe and capillary to block up, improve the drip irrigation effect, guarantee good seedling raising effect, however, it adopts the mode of drip irrigation to supply moisture content to the plant seedling, can produce great kinetic energy when the water droplet drops from the eminence, it is comparatively loose to cultivate soil in order to guarantee the gas permeability, the water droplet of high-speed drip strikes loose cultivation soil, can spill cultivation soil to the cultivation box outside, pollute the surrounding environment, and after long-term drip irrigation, can lead to cultivateing soil loss seriously, influence plant seedling growth and development, the uncontrollable factor appears in messenger's experiment, result of the experiment is inaccurate.

Disclosure of Invention

The application provides experimental equipment for wingless hill-drop seedlings, and aims to overcome the defect that after long-term drip irrigation, serious soil loss can be caused in cultivation and the growth and development of the plant seedlings are affected.

In order to achieve the above purpose, the technical scheme of the application is as follows:

an experimental facility for wingless slope seedlings comprises a base, a square box and a fixed frame; the base is provided with at least four; all the bases are fixedly connected with square boxes; the square box is fixedly connected with a fixed frame; the device also comprises a connecting frame, a water delivery pipe group, a pipeline, a first connecting block, a guide rod, a cleaning component and a ventilation component; the fixed frame is detachably connected with a connecting frame; the connecting frame is fixedly connected with a water delivery pipe group; a plurality of pipelines are communicated with the water delivery pipe group; each pipeline is fixedly connected with at least one first connecting block; a guide rod is arranged at the inner lower side of each pipeline and fixedly connected with the corresponding first connecting block; gaps are formed between each pipeline and the corresponding guide rod; each guide rod is provided with a plurality of grooves; clear water in the pipeline flows to the surface of the guide rod from the gap, the clear water flows into the groove along the surface of the guide rod, and then flows to all depth positions of the cultivation soil body through the groove; each pipeline is connected with a cleaning component which is used for dredging the gap; the square box is connected with ventilation part, and ventilation part is used for being ventilative to cultivating the soil body.

As a further preferable scheme, the cleaning component comprises a fixed block, a push rod, a second connecting block and a circular ring; the pipeline is connected with a fixed block in a damping sliding manner; the pipeline is connected with a push rod in a sliding way; the fixed block is clamped with the push rod; the lower end of the push rod is fixedly connected with a second connecting block; the second connecting block is fixedly connected with a circular ring; the ring slides inside the pipe.

As a further preferable scheme, the puncture device also comprises a puncture head; the lower end of each guide rod is fixedly connected with a puncture head, and the diameter of the upper part of the puncture head is larger than that of the guide rod.

As a further preferable scheme, the device further comprises a first flow guiding block; each guide rod is fixedly connected with a plurality of first guide blocks.

As a further preferable scheme, the device further comprises a second flow guiding block; each guide rod is fixedly connected with a plurality of second guide blocks.

As a further preferable scheme, the second flow guide block is provided with a first through hole for diverting clean water.

As a further preferable aspect, the ventilation member includes a first partition, a second partition, a cylinder, a fan group, a dust screen, a collection unit, and a lifting unit; the inner side of the square box is fixedly connected with a first baffle plate; a plurality of second clapboards are fixedly connected to the lower side of the first clapboards, and the second clapboards are fixedly connected with the square box; a plurality of cylinders are arranged on the first partition board in a penetrating way; a plurality of fan groups are arranged on the side part of the square box; a through hole is formed in one side of the square box, which is opposite to the fan set; two dustproof nets are fixedly connected to the square box; the square box is connected with a collecting unit; the collecting unit is connected with a lifting unit; the lifting unit is used for driving the collecting unit.

As a further preferable scheme, the collecting unit comprises a third connecting block, a water absorbing piece, a round rod, a piston and a U-shaped plate; each cylinder is fixedly connected with a third connecting block; each third connecting block is provided with a plurality of second through holes; the lower side of each third connecting block is fixedly connected with a water absorbing piece; the water absorbing piece is contacted with the corresponding cylinder; the lower side of the square box is slidingly connected with a plurality of round rods; the upper end of each round rod is fixedly connected with a piston; all the round rods are fixedly connected with a U-shaped plate; the U-shaped plate slides on the square box.

As a further preferred embodiment, the ventilation component further comprises a fiber rod; every third connecting block is last to wear to be equipped with a plurality of fibre pole, is provided with a plurality of vertical decurrent branch on the fibre pole, and fibre pole surface and branch surface all cladding have waterproof material except that the terminal surface down in the position.

As a further preferable mode, the ventilation component further comprises a stop block; each guide rod is fixedly connected with a plurality of baffle blocks.

The beneficial effects are that: according to the technical scheme, the fresh water is guided to the cultivating soil body through the guide rod, so that the problem of cultivating soil body loss caused by drip irrigation in the prior art is avoided, the accuracy of test results is improved, meanwhile, the fresh water is guided to the inside of the cultivating soil body through the grooves in the guide rod, the fresh water is guided to the depth positions of the cultivating soil body through the second guide blocks with different height positions, the cultivating soil body is irrigated more uniformly, and more fresh water is guided to the grooves through the first guide blocks, so that the requirement of large water consumption in the cultivating soil body is met;

the puncture head punctures the long hole with the inner diameter larger than the diameter of the guide rod in the cultivation soil body, the guide rod is inserted into the cultivation soil body, and the phenomenon that soil is extruded into the groove when the guide rod is directly inserted into the cultivation soil body is avoided, so that the guide effect of the guide rod on clear water is avoided, meanwhile, sand in a gap is pushed out through the circular ring, and the problem that the gap is blocked to influence irrigation is avoided;

a plurality of narrow and small cavities are separated at the downside of the cultivation soil body through the first partition plate and the second partition plate, air in the narrow and small cavities flows at a high speed through the fan group, the pressure is reduced, thereby the air in the cultivation soil body is automatically transferred to the narrow and small cavities with low pressure, the inside ventilation of the cultivation soil body is realized, the seedling development is promoted, and external impurities are prevented from entering into the narrow and small cavities through the dustproof net, meanwhile, the absorption of clean water flowing towards the downside of the first partition plate due to the negative pressure is realized through the water absorbing piece, then the clean water absorbed by the water absorbing piece is extruded back into the cultivation soil body through the piston, the problem of water loss is effectively avoided, and the water at the bottom of the cultivation soil body is transferred to the inside of the cultivation soil body through the fiber rod, the water is uniformly refluxed into the inside of the cultivation soil body, meanwhile, the stop block is arranged to intercept the clean water, so that more clean water flows out from the bottom of the groove, more clean water is irrigated to the lower part of the cultivation soil body, and the aim of supplementing clean water is realized.

Drawings

FIG. 1 shows a first structural schematic of the experimental apparatus for wingless hill seedlings of the present application;

FIG. 2 shows a second structural schematic of the experimental apparatus for wingless hill seedlings of the present application;

FIG. 3 is a schematic view showing a part of the structure of the experimental apparatus for wingless hill-barrier seedlings of the present application;

FIG. 4 shows a schematic structural view of a cleaning member of the present application;

FIG. 5 shows a schematic view of a portion of the construction of a cleaning element of the present application;

FIG. 6 shows a schematic structural view of the deflector rod and puncture head combination of the present application;

FIG. 7 is a schematic view showing the structure of the combination of the guide rod, the first guide block and the second guide block according to the present application;

FIG. 8 shows a schematic view of a first partial structure of the ventilation unit of the present application;

FIG. 9 shows a schematic view of a second partial structure of the ventilation unit of the present application;

FIG. 10 shows a schematic view of a third partial structure of the ventilation unit of the present application;

fig. 11 shows a schematic view of a fourth partial structure of the ventilation unit of the present application.

In the reference numerals:

1-base, 2-square box, 3-fixed frame, 4-cultivation soil body, 201-connection frame, 202-water delivery pipe group, 203-pipeline, 204-first connecting block, 205-guide rod, 206-fixed block, 207-push rod, 208-second connecting block, 209-ring, 2010-puncture head, 2011-first guide block, 2012-second guide block, 301-first baffle, 302-second baffle, 303-cylinder, 304-fan group, 305-dust screen, 306-third connecting block, 307-water absorbing piece, 308-round rod, 309-piston, 3010-U-shaped plate, 3011-motor, 3012-spur gear, 3013-rack, 3014-fiber rod, 3015-stop, 91-gap, 92-groove, 93-first through hole, 94-second through hole.

Detailed Description

The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present application and are not intended to limit the scope of the present application. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments.

Embodiment 1

An experimental facility for wingless hill-holding seedlings, as shown in fig. 1-7, comprises a base 1, a square box 2 and a fixed frame 3; the base 1 is provided with four; all the bases 1 are connected with a square box 2 through bolts; the upper part of the outer side of the square box 2 is welded with a fixed frame 3; the water delivery pipe assembly comprises a water delivery pipe assembly 202, a pipeline 203, a first connecting block 204, a guide rod 205, a cleaning component and a ventilation component; a connecting frame 201 is inserted into the inner side of the fixed frame 3; the connecting frame 201 is fixedly connected with a water delivery pipe group 202; a plurality of pipelines 203 are communicated and welded on the water delivery pipe group 202; two first connecting blocks 204 are welded on the lower side of each pipeline 203; a guide rod 205 is arranged on the inner lower side of each pipeline 203, and the guide rods 205 are welded with the corresponding first connecting blocks 204; a gap 91 is formed between each pipeline 203 and the corresponding guide rod 205; four grooves 92 are formed on each guide rod 205; each pipeline 203 is connected with a cleaning component; the lower side of the square box 2 is connected with a ventilation component.

The cleaning component comprises a fixed block 206, a push rod 207, a second connecting block 208 and a circular ring 209; the pipeline 203 is connected with a fixed block 206 in a damping sliding way; a push rod 207 is connected to the pipeline 203 in a sliding manner; the fixed block 206 is clamped with the push rod 207; a second connecting block 208 is welded at the lower end of the push rod 207, and the second connecting block 208 is made of alloy material; the second connecting block 208 is welded with a circular ring 209, and impurities clamped in the gap 91 are pushed out of the gap 91 through the circular ring 209, so that the gap 91 is prevented from being blocked; the ring 209 slides inside the tube 203.

Also included is a piercing head 2010; each guide rod 205 is welded with a puncture head 2010 at the lower end, the diameter of the upper part of each puncture head 2010 is larger than that of each guide rod 205, each puncture head 2010 firstly punctures a long hole with the inner diameter larger than that of each guide rod 205 in the cultivated soil body 4, each guide rod 205 is inserted into each long hole, and when the guide rods 205 are directly inserted into the cultivated soil body 4, soil is prevented from being extruded into the grooves 92 of the guide rods 205, so that the guide effect of the guide rods 205 is prevented from being reduced.

The device also comprises a first flow guide block 2011; four first guide blocks 2011 are welded on the upper side of each guide rod 205, and clear water on the surface of each guide rod 205 is guided into the corresponding groove 92 through the corresponding first guide blocks 2011.

A second diverter block 2012 is also included; a plurality of second guide blocks 2012 are welded on the upper side of each guide rod 205, and clear water in the grooves 92 is guided into the cultivation soil body 4 obliquely outwards through the second guide blocks 2012, so that clear water is conveyed to each depth position of the cultivation soil body 4; a first through hole 93 is formed in the middle of the second diversion block 2012, and is used for diverting clean water.

Firstly, the manual work is with external raceway intercommunication to water delivery nest 202, then will inoculate the wingless slope of AMF mycorrhiza and build seedling planting to cultivate in the soil body 4, then external raceway carries the clear water to water delivery nest 202, the clear water flows into pipeline 203 through water delivery nest 202, then flow out from clearance 91, and flow down to cultivate soil body 4 surface along guide bar 205 surface, simultaneously, partial clear water flows to the recess 92 of guide bar 205, then flow to cultivate inside the soil body 4 from recess 92, simultaneously, the clear water outside the guide to cultivate the soil body 4 corresponding depth position to the inclined outside in the recess 92 through second guide block 2012, and partial clear water passes through first through-hole 93 on the second guide block 2012 flows to the second guide block 2012 of its below, the outside water conservancy diversion to cultivate soil body 4 corresponding depth position to the inclined outside of second guide block 2012 of below, and then flow the clear water to each depth position of soil body 4 through the second guide block 2012 of high position difference, make to cultivate the soil body 4 more evenly, when using the guide bar 205 to cultivate the guide bar, the water loss through the experiment is avoided in the water quality to the water quality of the water, and the water quality is improved to the inside the soil body is more than the experiment is reached.

Before the cultivating soil body 4 is poured into the square box 2, the connecting frame 201 is manually driven to move upwards, the connecting frame 201 drives parts on the connecting frame 201 to be away from the square box 2, then the cultivating soil body 4 is poured into the square box 2 and then is inserted back into the fixed frame 3, in the process, the guide rod 205 drives the puncture head 2010 to move downwards, so that the puncture head 2010 punctures a long hole in the cultivating soil body 4, the guide rod 205 is inserted into the long hole, and the diameter of the upper part of the puncture head 2010 is larger than that of the guide rod 205, so that the inner diameter of the long hole is larger than that of the guide rod 205, and the guide effect of the guide rod 205 on clear water is prevented from being influenced by the fact that soil is extruded into the groove 92 when the guide rod 205 is directly inserted into the cultivating soil body 4.

When wind blows the surface soil to the gap 91, the fixing block 206 is manually stirred to move, so that the fixing block 206 is far away from the push rod 207, then the push rod 207 is pushed to move downwards, the push rod 207 drives the second connecting block 208 to move downwards, and the second connecting block 208 drives the circular ring 209 to move downwards, so that the circular ring 209 pushes the surface soil in the gap 91 out of the gap 91, and the problem that the gap 91 is blocked to influence irrigation is avoided.

Embodiment 2

On the basis of embodiment 1, as shown in fig. 1-2 and fig. 8-9, the ventilation means includes a first partition 301, a second partition 302, a cylinder 303, a fan group 304, a dust screen 305, a collection unit, and a lifting unit; the lower part of the inner side of the square box 2 is connected with a first baffle 301 through bolts; a plurality of second partition boards 302 are welded between the first partition board 301 and the square box 2; a plurality of cylinders 303 are arranged on the first partition 301 in a penetrating way; a plurality of fan groups 304 are arranged on the left side of the square box 2, and the air flow rate of the cavity on the lower side of the first partition board 301 is improved through the fan groups 304, so that the cavity on the lower side of the first partition board 301 is in a low-pressure state, and air in the cultivation soil body 4 flows downwards through the cylinder 303, ventilation of the cultivation soil body 4 is realized, and seedling development is facilitated; the right part of the lower side of the square box 2 is provided with a through hole; two dustproof nets 305 are connected to the square box 2 through bolts; the lower side of the square box 2 is connected with a collecting unit; the collecting unit is connected with a lifting unit; the lifting unit is used for driving the collecting unit.

When raising seedlings, start fan group 304, fan group 304 is taken out the air in the cavity of first baffle 301 downside, and square box 2 downside right part has seted up the through-hole, form the circulation of air in making first baffle 301 downside cavity, separate out a plurality of little cavities with first baffle 301 downside through a plurality of second baffle 302, when high-speed air current flows in narrow and small cavity, the pressure in the narrow and small cavity reduces, thereby make the air in the cultivation soil body 4 flow into in the cavity of first baffle 301 downside through drum 303, thereby realize ventilating the cultivation soil body 4 inside, promote seedling development, and prevent external impurity to get into in the narrow and small cavity through dust screen 305.

Embodiment 3

On the basis of embodiment 2, as shown in fig. 1-2 and fig. 8-11, the collecting unit includes a third connecting block 306, a water absorbing member 307, a circular rod 308, a piston 309 and a U-shaped plate 3010; a third connecting block 306 is welded on the upper side of each cylinder 303, and the third connecting block 306 is made of an anti-rust material; each third connecting block 306 is provided with a plurality of second through holes 94, the second through holes 94 may be square holes, and the second through holes 94 may also be circular holes; a water absorbing member 307 is fixedly connected to the lower side of each third connecting block 306, and clear water deposited on the lower side of the first partition 301 is absorbed through the water absorbing member 307; the water absorbing member 307 is in contact with the corresponding cylinder 303; the lower side of the square box 2 is slidingly connected with a plurality of round rods 308, and the round rods 308 are made of alloy materials; a piston 309 is welded at the upper end of each round rod 308, and clean water absorbed by the water absorbing member 307 is pushed back to the cultivation soil body 4 through the piston 309; u-shaped plates 3010 are welded at the lower ends of all the round rods 308; the U-shaped plate 3010 slides over the square box 2.

The lifting unit comprises a motor 3011, a straight gear 3012 and a rack 3013; four motors 3011 are connected to the square box 2 through bolts; the output end of each motor 3011 is fixedly connected with a spur gear 3012; four racks 3013 are welded on the U-shaped plate 3010; each spur gear 3012 is engaged with a corresponding rack 3013.

The ventilation component also includes a fiber rod 3014; four fiber rods 3014 are respectively arranged on each third connecting block 306 in a penetrating mode, a plurality of vertical downward supporting rods are arranged on the fiber rods 3014, waterproof materials are respectively coated on the outer surfaces of the fiber rods 3014 and the outer surfaces of the supporting rods except for the lower end faces, and the fiber rods 3014 are used for transferring clear water to the deep portion of the cultivation soil body 4.

The ventilation component also includes a stop 3015; four stoppers 3015 are welded on each guide rod 205, and the stoppers 3015 are used for enabling more clean water to flow to the lower portion of the cultivation soil body 4.

In the ventilation process, water in the cultivation soil body 4 also flows to the lower side of the first partition plate 301 to cause water loss, at the moment, water is absorbed through the water absorbing part 307, afterwards, the motor 3011 is started, the motor 3011 drives the spur gear 3012 to rotate, the spur gear 3012 drives the rack 3013 to rotate, the rack 3013 drives the U-shaped plate 3010 to move upwards, the U-shaped plate 3010 drives the round rod 308 to move upwards, the round rod 308 drives the piston 309 to move upwards, the piston 309 is inserted into the cylinder 303, the water absorbing part 307 is extruded to the third connecting block 306, water in the water absorbing part 307 is extruded, the piston 309 moves to the uppermost part and then stops moving, the extruded water flows back to the cultivation soil body 4 through the second through hole 94, the problem of water loss is effectively avoided, at the moment, the extruded water is accumulated at the bottom of the cultivation soil body 4 and water at the bottom of the cultivation soil body 4 contacts with each other through the fiber rod 3014, the water flows back to the inside through the supporting rod of the fiber rod 3014, and the problem of water loss is effectively avoided.

Because cultivate that soil body 4 downside air mass flow is big to lead to cultivateing that soil body 4 downside moisture evaporation rate is relatively faster, intercept the clear water through setting up dog 3015 this moment, make more clear water flow from recess 92 bottom, thereby irrigate more clear water to cultivateing soil body 4 lower part, realize to cultivateing soil body 4 lower part pertinence and supply clear water.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. All equivalents and alternatives falling within the spirit of the application are intended to be included within the scope of the application. What is not elaborated on the application belongs to the prior art which is known to the person skilled in the art.

Claims

1. An experimental facility for wingless hill-holding seedlings comprises a base (1); the base (1) is provided with at least four; all the bases (1) are fixedly connected with a square box (2) together; the square box (2) is fixedly connected with a fixed frame (3); the method is characterized in that: the fixed frame (3) is detachably connected with a connecting frame (201); the connecting frame (201) is fixedly connected with a water delivery pipe group (202); a plurality of pipelines (203) are communicated with the water delivery pipe group (202); each pipeline (203) is fixedly connected with at least one first connecting block (204); a guide rod (205) is arranged on the inner lower side of each pipeline (203), and the guide rod (205) is fixedly connected with a corresponding first connecting block (204); a gap (91) is formed between each pipeline (203) and the corresponding guide rod (205); each guide rod (205) is provided with a plurality of grooves (92); the clean water in the pipeline (203) flows from the gap (91) to the surface of the guide rod (205), flows into the groove (92) along the surface of the guide rod (205), and flows to all depth positions of the cultivation soil body (4) through the groove (92); each pipeline (203) is connected with a cleaning component which is used for dredging the gap (91); the square box (2) is connected with a ventilation part, and the ventilation part is used for ventilating the cultivation soil body (4);

the lower end of each guide rod (205) is fixedly connected with a puncture head (2010), and the diameter of the upper part of the puncture head (2010) is larger than that of the guide rod (205);

each guide rod (205) is fixedly connected with a plurality of second guide blocks (2012), and the second guide blocks (2012) are provided with first through holes (93) for distributing clean water;

a plurality of baffle blocks (3015) are fixedly connected on each guide rod (205);

the cleaning component comprises a fixed block (206); a fixed block (206) is connected to the pipeline (203) in a damping sliding manner; a push rod (207) is connected to the pipeline (203) in a sliding way; the fixed block (206) is clamped with the push rod (207); the lower end of the push rod (207) is fixedly connected with a second connecting block (208); a circular ring (209) is fixedly connected on the second connecting block (208); the circular ring (209) slides inside the pipeline (203);

the inner side of the square box (2) is fixedly connected with a first baffle plate (301); a plurality of second partition boards (302) are fixedly connected to the lower side of the first partition board (301), and the second partition boards (302) are fixedly connected with the square box (2); a plurality of cylinders (303) are arranged on the first partition board (301) in a penetrating way; a plurality of fan groups (304) are arranged on the side part of the square box (2); a through hole is formed in one side, opposite to the fan group (304), of the square box (2); two dustproof nets (305) are fixedly connected to the square box (2); the square box (2) is connected with a collecting unit; the collecting unit is connected with a lifting unit; the lifting unit is used for driving the collecting unit;

each cylinder (303) is fixedly connected with a third connecting block (306); each third connecting block (306) is provided with a plurality of second through holes (94); the lower side of each third connecting block (306) is fixedly connected with a water absorbing piece (307); the water absorbing member (307) is in contact with the corresponding cylinder (303); a plurality of round rods (308) are connected to the lower side of the square box (2) in a sliding way; the upper end of each round rod (308) is fixedly connected with a piston (309); all the round rods (308) are fixedly connected with a U-shaped plate (3010) together; the U-shaped plate (3010) slides on the square box (2);

every third connecting block (306) is last all to wear to be equipped with a plurality of fiber pole (3014), is provided with a plurality of vertical decurrent branch on fiber pole (3014), and fiber pole (3014) surface is except that terminal surface outside and branch surface outside except that the terminal surface outside all cladding have waterproof material.

2. An experimental facility for wingless hill seedlings according to claim 1, wherein: the device also comprises a first flow guide block (2011); each guide rod (205) is fixedly connected with a plurality of first guide blocks (2011).