CN207383190U - For evaluating the liquid film hydroponic device of citrus resistance - Google Patents

Abstract

The utility model is related to modern plants technical field of cultivation, disclose to evaluate the liquid film hydroponic device of citrus resistance, including canopy body, array water planting platform is equipped in canopy body, rectangular array shape is distributed between array water planting platform, it is passageway between adjacent sets water planting platform, every group of water planting platform includes circulation mechanism and at least two implant beds, circulation mechanism includes nutrition liquid case, woven hose and return duct, implant bed is respectively provided with head and afterbody, and head is higher than afterbody, afterbody and afterbody with the implant bed in group water planting platform connect, and circulation mechanism is located between the afterbody to connect, implant bed is in a groove shape and implant bed is equipped with capping, capping is equipped with implantation hole, the upper end on head is equipped with inlet opening, inlet opening is connected with woven hose, the lower end of afterbody is equipped with fluid hole, fluid hole is connected with return duct.The degeneration-resistant Journal of Sex Research of long-term large-scale citrus can be realized by the utility model, promote the aerobic respiration of citrus root.

Description

For evaluating the liquid film hydroponic device of citrus resistance

Technical field

The utility model is related to modern plants technical field of cultivation, and in particular to for evaluating the liquid film water of citrus resistance Train device.

Background technology

Citrus is perennial woody plant, and the water culture technique used at present on citrus often uses shaking table.If it runs into Any to cause the idle problem of shaking table, Citrus Root would be at anaerobic respiration state, if things go on like this, just be present with extensive The situation of dead seedling, the work of early period will be destroyed overnight, and seriously affect the progress of the resistance appraisal of rootstocks for citrus.Separately Outside, the plant limited amount that can be cultivated when carrying out water planting with shaking table since the capacity of shaking table is typically small and the time of processing It is limited, extensive, the prolonged development of resistance appraisal is limited, the efficiency and evaluation for seriously affecting degeneration-resistant evaluation are tied The accuracy of fruit.

Utility model content

The utility model is intended to provide the liquid film hydroponic device for evaluating citrus resistance, long-term large-scale to realize The degeneration-resistant Journal of Sex Research of citrus promotes the aerobic respiration of citrus root.

In order to achieve the above objectives, the basic technology scheme of the utility model is as follows：For evaluating the liquid film of citrus resistance Hydroponic device including canopy body, is equipped with array water planting platform in canopy body, rectangular array shape is distributed between array water planting platform, adjacent sets It is passageway between water planting platform, every group of water planting platform includes circulation mechanism and at least two implant beds, and circulation mechanism includes nutrient solution Case, woven hose and return duct, implant bed is respectively provided with head and afterbody, and head is higher than afterbody, the same implant bed organized in water planting platform Afterbody and afterbody connect, and circulation mechanism is located between the afterbody that connects, and implant bed is in a groove shape and implant bed is equipped with slot Lid, capping are equipped with implantation hole, and the upper end on head is equipped with inlet opening, and inlet opening is connected with woven hose, and the lower end of afterbody is equal Equipped with fluid hole, fluid hole is connected with return duct.

The principle and advantageous effect of this programme be：During practical application, pattern is cultivated compared to traditional shaking table, using greenhouse energy The long-term batch planting experiment of citrus is enough carried out, improves Efficiency.Array water planting platform uses the distribution form of rectangular array shape, Passageway is set between adjacent sets water planting platform, in this way, passageway will isolate between different groups of water planting platforms, forms it into and individually grinds Study carefully experimental group, convenient for the independent progress of multigroup experiment, improve the accuracy of experiment.Every group of water planting platform contains at least two kinds Plant bed can be used in the contrastive study of at least two groups same experiments, convenient for the control to breeding condition unitary variant, ensure real Test effect.Passageway is crisscross, can also be convenient for the walking of laboratory technician and the research of each group experiment is observed.

Circulation mechanism is equipped in every group of water planting platform, it, can be to two in same group of water planting platform when circulation mechanism works Supplying nutrition liquid, nutrient solution to the head movement of implant bed and are flowed into implant bed implant bed from nutrition liquid case simultaneously, finally The afterbody of implant bed is flowed to along the inclined bottom wall of implant bed and is flow back into nutrient solution case, realizes the bidirectional circulating of nutrient solution, The utilization rate of nutrient solution is improved, while reduces the circulation power used, reduces research cost.With two plantations in group water planting platform It is skewed that bed is that head is high, afterbody is low, and afterbody connects, and so as to form V-type, nutrient solution is towards the flows of V-type And converge, circulation mechanism is located between the afterbody that connects, can be convenient for bidirectional circulating while nutrient solution in two implant beds, Ensure the uniformity of nutritional condition in two groups of citruses, reduce experimental error.Meanwhile nutrient solution is continuous under the power of circulation mechanism It circulates, persistently carries substantial amounts of oxygen and enter in implant bed, promote the aerobic respiration of Citrus Root, ensure the normal of plant Growth.

Preferably, as an improvement, circulation mechanism further includes circulating pump, and circulating pump is located in nutrition liquid case, nutrient solution Case is equipped with liquid supplementation pipe, is equipped with control valve in liquid supplementation pipe, torsional spring is equipped in control valve, and is wound in control valve Lifting rope, lifting rope are connected with floating ball, and floating ball is placed in nutrition liquid case.Circulating pump is used as the power set that nutrient solution circulates, and increases Strong ringing.When the nutrient solution liquid level in nutrition liquid case changes, the height of floating ball follows variation, so as to pull control Valve rotates, by liquid supplementation pipe open and into nutrition liquid case Additional nutrient solution, ensure the abundance of nutrient solution.Torsional spring is used for control valve The reset of door, to close liquid supplementation pipe in time after fluid infusion is completed.

Preferably, as an improvement, shaft is rotatably connected on the inside of implant bed head, water is fixedly connected in shaft Vehicle, waterwheel include several circular cross-sections around shaft equally distributed deflector successively, and deflector is in comb teeth-shaped, implantation hole In be rotatably connected to plantation cylinder, plantation cylinder lower end is through implantation hole and stretches in implant bed, is set on the outer wall of plantation cylinder lower end It is with teeth, it plants and is rotatably connected to master gear on the implant bed on the outside of cylinder, engaged between master gear and tooth, between master gear and shaft It is connected with the first belt.When circulation mechanism pumps to the nutrient solution in nutrition liquid case to the head of implant bed, nutrient solution by into Fluid apertures is flow on waterwheel, and the active force of liquid stream will promote waterwheel rotation, and since the deflector on waterwheel is in comb teeth-shaped, nutrient solution will It is shunted with multiple comb portion bit flows of deflector, so as to which the nutrient solution for being originally used for one liquid flow is divided into several strands, is increased The area of big nutrient solution flowing beneficial to comprehensive engagement of the citrus root to nutrient solution, promotes overall absorption of the root to nutrition.Together When waterwheel rotation and drive the rapid air movement in implant bed, beneficial to the aerobic respiration of citrus root, prevent that citrus root is bad Extremely, and in waterwheel rotary course also nutrient solution is stirred, is uniformly distributed the nutriment in nutrient solution, beneficial to mandarin orange The overall absorption of tangerine.

Waterwheel while rotating, will drive shaft to rotate, the rotary power of shaft is transferred to master gear by the first belt On, master gear rotates and promotes the tooth on plantation cylinder, thus rotates plantation cylinder, and each position for planting citrus in cylinder is rotating It is able to uniformly receive illumination in the process, promotes the multidirectional growth of citrus, and citrus is when rotated, several roots are also able to and nutrient solution It comes into full contact with, promotes the overall absorption of root.

Preferably, as an improvement, implantation hole has multiple, each row of rectangular array of rectangular array shape distribution By the head rearwardly direction extension of implant bed, it is a small group to plant cylinders per adjacent two in same row, in a small group Two plantation cylinders between be equipped with push rod, the both ends of push rod are respectively fixedly connected on the lower end surface of planted on two sides cylinder, and are pushed away The both ends of bar are equipped with blade, and the second belt is connected between the plantation cylinder between adjacent group.When the plantation cylinder close to shaft When driven by shaft by the first belt and rotated, which will promote another plantation cylinder in same a small group to revolve by push rod Turn so that the citrus in another plantation cylinder is also able to uniform light and fully absorbs nutrition.And another plantation cylinder exists During rotation, the plantation cylinder in adjacent group will be driven to rotate by the second belt, so that two plantation cylinders in adjacent group Also rotary motion is followed.For push rod during plantation cylinder rotation, the plantation cylinder of both sides was constantly scraped at the both ends equipped with blade The extra part in citrus root is cut in lower end, prevents the flowing that citrus root is long and hinders nutrient solution in implant bed, protects The citrus demonstrate,proved in each plantation cylinder is able to be absorbed into nutrition.

Preferably, as an improvement, the below ground below canopy body is managed with being embedded with, and the top of canopy body is equipped with frame, Frame include several sections of support tubes, support tube and ground Guan Jun distribute as net shape, the lattice point position for the grid that support tube is formed with The lattice point position for the grid that ground pipe is formed corresponds and is connected with snorkel therebetween, and snorkel is upward by below ground It is connected through canopy body with support tube.On the one hand snorkel is used to support frame and canopy body, ensure the stabilization of canopy body structure, the opposing party Face by the air conduction in ground pipe to support tube, due to trench have the characteristics that it is cool in summer and warm in winter, when air-flow flow into pipe when, obtain To carry out temperature adjustment, the air-flow after temperature adjustment is flowed upwardly to via snorkel in support tube, so as to carry out multiple portions to the in vivo air of canopy The heat exchange of position, adjusts indoor temperature so that the growth of indoor proper temperature citrus promotes the batch of citrus to study.

Preferably, as an improvement, the grid that water planting platform is formed with ground pipe corresponds, and water planting platform is respectively positioned on correspondence Grid in.Due to snorkel by the grid lattice point position of support tube with ground pipe grid lattice point position be connected, such snorkel Rectangular array shape is distributed, and water planting platform is placed in grid, is to be placed in water planting platform in the rectangle frame that snorkel is formed, makes The outside that snorkel is centered around water planting platform is obtained, can enhance to the temperature regulation effect at water planting platform position, promote at the position The equilibrium of temperature.

Preferably, as an improvement, the lower section of implant bed is equipped with supporting rack, and supporting rack includes several sections of connecting tubes, connection Pipe is connected with fluid hole, is connected with temperature adjustment pipe in connecting tube, the one end of temperature adjustment pipe away from connecting tube penetratingly Guan Bingyu return ducts Connection.In this way, nutrient solution will successively via implant bed, fluid hole, connecting tube, temperature adjustment pipe, return duct and flow back into nutrition liquid case In, since nutrient solution is when flowing through implant bed, by illumination effect, temperature changes, when nutrient solution flows through in reflux course During temperature adjustment pipe, the temperature in temperature adjustment pipe can be adjusted in the temperature in ground pipe, so as to ensure to flow into the nutrition in implant bed The harmony of liquid temperature degree, beneficial to the growth of citrus.

Preferably, as an improvement, capping is detachably connected on implant bed, and sieve plate is equipped in implant bed.Sieve plate energy Enough root residues to cutting are collected, and prevent it from blocking inlet opening and fluid hole.Capping is opened, it can be on sieve plate The residue of accumulation is cleared up in time.

Description of the drawings

Fig. 1 is the structure diagram of canopy body in the utility model embodiment.

Fig. 2 be the utility model embodiment in pipe top view.

Fig. 3 is the bottom view of frame in the utility model embodiment.

Fig. 4 is the structure diagram of water planting platform in the utility model embodiment.

Fig. 5 is the top view of implant bed in the utility model embodiment.

Fig. 6 is the cut-away view of implant bed in Fig. 5.

Fig. 7 is the connection relationship diagram planted in the utility model embodiment between cylinder.

Fig. 8 is the structure diagram of circulation mechanism in the utility model embodiment.

Specific embodiment

The utility model is described in further detail below by specific embodiment：

Reference numeral in Figure of description includes：Canopy body 1, frame 2, pipe 3, support tube 4, snorkel 5, water planting platform 6, Passageway 7, circulation mechanism 8, nutrition liquid case 9, woven hose 10, return duct 11, circulating pump 12, liquid supplementation pipe 13, control valve 14, floating ball 15th, implant bed 16, head 17, afterbody 18, capping 19, implantation hole 20, shaft 21, waterwheel 22, deflector 23, plantation cylinder 24, master Gear 25, push rod 26, blade 27, the second belt 28, supporting rack 29, connecting tube 30, temperature adjustment pipe 31, sieve plate 32, fluid hole 33, into Fluid apertures 34.

Embodiment as depicted in figs. 1 and 2, for evaluating the liquid film hydroponic device of citrus resistance, including canopy body 1, canopy body 1 The below ground of lower section is embedded with the ground pipe 3 to distribute as net shape, and ground pipe 3 is connected with 1 outside of canopy body.1 top of canopy body is equipped with such as Latticed frame 2 shown in Fig. 3, frame 2 are welded by several support tubes 4, are interconnected between support tube 4.Support tube 4 Vertical snorkel 5 is connected between the position of welding and ground pipe 3, snorkel 5 connects support tube 4 with ground pipe 3, in this way, canopy Separated inside body 1 by snorkel 5 and form multiple independent spaces.Be equipped with array water planting platform 6 in canopy body 1, array water planting platform 6 it Between rectangular array shape be distributed, and water planting platform 6 respectively be located at different separate spaces in, between adjacent sets water planting platform 6 be passageway 7。

Every group of water planting platform 6 is equipped with circulation mechanism 8, and circulation mechanism 8 includes nutrition liquid case 9, woven hose 10 and return duct 11, The structure of nutrition liquid case 9 is as shown in figure 8, including circulating pump 12, circulating pump 12 is connected with woven hose 10 and return duct 11, nutrient solution The right part of case 9 is equipped with liquid supplementation pipe 13, and liquid supplementation pipe 13 is connected with nutrient solution and stores source, and control valve 14 is equipped in liquid supplementation pipe 13, Torsional spring in control valve 14 is installed, and lifting rope is wound in control valve 14, the lower end of lifting rope is bonded with floating ball 15, floating ball 15 It is placed in nutrition liquid case 9.

As shown in Figure 4, Figure 5 and Figure 6, every group of water planting platform 6 includes two implant beds 16, and implant bed 16 is respectively provided with 17 He of head Afterbody 18, and head 17, higher than afterbody 18, afterbody 18 and afterbody 18 with the implant bed 16 in group water planting platform 6 connect, two kinds Plant bed 16 forms V-shape, and circulation mechanism 8 is located between the afterbody 18 to connect, and implant bed 16 is in a groove shape and on implant bed 16 Capping 19 is removably connected with screw, capping 19 is equipped with the implantation hole 20 by the distribution of rectangular array shape, the upper end on head 17 Inlet opening 34 is equipped with, inlet opening 34 is threadedly coupled with woven hose 10, and the lower end of afterbody 18 is equipped with fluid hole 33.Such as Fig. 6 Shown in Fig. 7, the inside on the head 17 of implant bed 16 is rotatably connected to shaft 21 by bearing, and waterwheel is welded in shaft 21 22, waterwheel 22 includes several circular cross-sections around shaft 21 equally distributed deflector 23 successively, and deflector 23 is in broach Shape.Plantation cylinder 24 is connected in implantation hole 20, plantation cylinder 24 can rotate in implantation hole 20.24 lower end of cylinder is planted through plantation Hole 20 is simultaneously stretched in implant bed 16, and the outer wall of 24 lower end of plantation cylinder is equipped with tooth, is formed from gear, the kind in 24 outside of plantation cylinder Master gear 25 is rotatably connected to by gear shaft on plant bed 16, is engaged between master gear 25 and tooth, master gear 25 and shaft 21 it Between be connected with the first belt.It is from left to right the direction of row to plant cylinder 24, small for one per two adjacent plantation cylinders 24 in each column Group, as shown in fig. 7, with push rod 26 is equipped between two plantation cylinders 24 in a small group, the left and right ends of push rod 26 are respectively with fixed Position pin is fixedly connected on the lower end surface of planted on two sides cylinder 24, and the both ends of push rod 26 are equipped with blade 27, adjacent group it Between plantation cylinder 24 between connected by the second belt 28.As shown in fig. 6, in implant bed 16, the lower section of plantation cylinder 24 is also set There is sieve plate 32.

Such as Fig. 4, the lower section of implant bed 16 is equipped with supporting rack 29, and supporting rack 29 is equipped with several sections of connecting tubes 30, connecting tube 30 are threadedly coupled with fluid hole 33, and the lower end of connecting tube 30 is connected with curved temperature adjustment pipe 31, and temperature adjustment pipe 31 is away from connecting tube 30 One end penetratingly pipe 3 and connected with return duct 11.

In the present embodiment, during practical application, tested using greenhouse, compared to shaking-table, beneficial to large scale experiment it is normal into Row.Ground be laid with pipe 3, and 1 top of canopy body set support tube 4, support tube 4 with pipe 3 communicate, utilize subsurface temperature Otherness carries out the automatic adjustment of indoor temperature, keeps the equilibrium of indoor temperature, convenient for testing long-term carry out.Water planting platform 6 is put In the grid formed in ground pipe 3 so that water planting platform 6 is able to be surrounded by snorkel 5, at the position for ensureing each water planting platform 6 Effective temperature adjustment is able to, promotes the promotion of experiment effect.

During the experiment, it would be desirable to carry out the experimental group of contrast experiment and control group is planted respectively in same water planting platform 6 It is tested on two interior implant beds 16.When circulation mechanism 8 works, as shown in Figure 4 and Figure 6, circulating pump 12 is by nutrition liquid case 9 In nutrient solution be pumped into woven hose 10, nutrient solution flows from woven hose 10 to the inlet opening 34 of implant bed 16 and flows into implant bed 16 It is interior.When nutrient solution is flowed on waterwheel 22, hydraulic action promotes waterwheel 22 to rotate, the water conservancy diversion that waterwheel 22 rotates and passes through comb teeth-shaped Plate 23 is stirred nutrient solution, and nutrient solution water conservancy diversion is divided into several strands and is sent to the lower section of plantation cylinder 24.Nutrient solution is being planted It is uniformly paved on the bottom wall of plant bed 16 and is flowed to fluid hole 33, infiltrate the root of citrus in the process, make the citrus in same row Uniform pickup nutrition is able to, improves the accuracy of experimental study.While waterwheel 22 rotates, the shaft 21 being fixedly connected is driven Rotary power is transferred on master gear 25 by rotation, shaft 21 by the first belt, rotates master gear 25, master gear 25 promotes The plantation cylinder 24 of engagement rotates, so that citrus rotates automatically in implantation hole 20, each position of citrus is made to be received Illumination, beneficial to the multidirectional homoepitaxial of citrus, and citrus is while rotating, and root will come into full contact with nutrient solution so that Root on the inside of root is also able to be absorbed into nutrient, ensures the growth quality of citrus, beneficial to research.

As shown in fig. 6, the plantation cylinder 24 of each row is followed successively by 24, No. two plantation cylinders 24, three of No.1 plantation cylinder from left to right Number plantation 24, No. five plantation cylinders 24 of the plantation of cylinder 24, four cylinders and No. six plantation cylinders 24.Per two neighboring plantation cylinder 24 and push rod 26 Combination forms crank-rocker structure, when No.1 plantation cylinder 24 rotates under the promotion of master gear 25, will be promoted by push rod 26 No. two plantation 24 synchronous rotaries of cylinder.It, can during practical application to avoid what master gear 25 rotated from being short of power and influence experiment effect In 22 outside connection motor of waterwheel, to strengthen thrust of the waterwheel 22 to master gear 25, ensure experiment effect.When the both ends of push rod 26 When streaking No.1 plantation cylinder 24 and No. two lower sections for planting cylinder 24 respectively, the blade 27 on push rod 26 cuts extra citrus root Under, it prevents that root is excessively in great numbers and hinders the uniform and stable flowing of nutrient solution, ensures experiment effect, the root being cut drops down onto sieve It is collected on plate 32.No. two plantation cylinders 24 drive the third plant cylinder 24 to rotate while rotating, by the second belt 28, make The third citrus planted in cylinder 24 rotates and uniform light, is mutually interlocked between plantation cylinder 24 afterwards so that six plants of citruses obtain The synchronous growth of citrus is kept with rotation, promotes experiment effect.

While waterwheel 22 rotates, the rapid air movement in implant bed 16 is driven, beneficial to the aerobic respiration of citrus root, Prevent citrus from anaerobic respiration and extensive dead seedling occurs.Nutrient solution flows out implant bed 16 by fluid hole 33, and is flowed through connecting tube 30 Enter in temperature adjustment pipe 31, in temperature adjustment pipe 31, gas flow temperature of the nutrient solution in by ground pipe 3 is influenced, and is able to temperature adjustment, is adjusted and is recovered to seek Nutrient solution is generated the liquid temperature of variation by illumination effect when being flowed in implant bed 16, ensure to flow into the solution temperature of implant bed 16 Equilibrium reduces experimental error.Nutrient solution is flow back into along return duct 11 in nutrition liquid case 9 after 31 temperature adjustment of temperature adjustment pipe, carries out nutrition The reuse of liquid reduces experimental cost.

Capping 19 is opened, sieve plate 32 is taken out, you can the root cut is handled.

When the liquid level in nutrition liquid case 9 declines, floating ball 15 follows sinking, so as to pull control valve 14 by lifting rope, Liquid supplementation pipe 13 to be opened, the nutrient solution source of connection is introduced into nutrition liquid case 9 by liquid supplementation pipe 13, and nutrient solution is supplemented at any time, The automatic management of raising system.After liquid level raises, floating ball 15 moves up, and lifting rope disappears to the pulling force effect of control valve 14, Control valve 14 automatically resets under the action of torsional spring, so as to which liquid supplementation pipe 13 be again switched off, nutrient solution is prevented to be spilled over to nutrition The outside of liquid case 9.

Above-described is only the embodiment of the utility model, the common sense such as well known concrete structure and/or characteristic in scheme It does not describe excessively herein.It should be pointed out that for those skilled in the art, before the utility model structure is not departed from It puts, several modifications and improvements can also be made, these should also be considered as the scope of protection of the utility model, these all will not shadow Ring effect and practical applicability that the utility model is implemented.This application claims protection domain should be in its claim Subject to appearance, the records such as specific embodiment in specification can be used for the content for explaining claim.

Claims (8)

1. for evaluating the liquid film hydroponic device of citrus resistance, it is characterised in that：Including canopy body, array is equipped in the canopy body Water planting platform, rectangular array shape is distributed between array water planting platform, is passageway between adjacent sets water planting platform, every group of water planting platform includes Circulation mechanism and at least two implant beds, the circulation mechanism include nutrition liquid case, woven hose and return duct, and the implant bed is equal With head and afterbody, and head, higher than afterbody, afterbody and afterbody with the implant bed in group water planting platform connect, and circulation mechanism Between the afterbody to connect, implant bed is in a groove shape and implant bed is equipped with capping, and capping is equipped with implantation hole, the head Upper end be equipped with inlet opening, inlet opening is connected with woven hose, and the lower end of afterbody is equipped with fluid hole, fluid hole with reflux Pipe connects.

2. the liquid film hydroponic device according to claim 1 for being used to evaluate citrus resistance, it is characterised in that：The cycling Mechanism further includes circulating pump, and circulating pump is located in nutrition liquid case, and the nutrition liquid case is equipped with liquid supplementation pipe, is equipped in liquid supplementation pipe Control valve is equipped with torsional spring in control valve, and lifting rope is wound in control valve, and lifting rope is connected with floating ball, and floating ball is placed in In nutrition liquid case.

3. the liquid film hydroponic device according to claim 2 for being used to evaluate citrus resistance, it is characterised in that：The plantation Shaft is rotatably connected on the inside of head of a bed portion, waterwheel is fixedly connected in shaft, waterwheel is cut including several circles around shaft Equally distributed deflector, deflector are in comb teeth-shaped successively in face, and plantation cylinder is rotatably connected in the implantation hole, is planted under cylinder End is through implantation hole and stretches in implant bed, and the outer wall of plantation cylinder lower end is equipped with tooth, plants and turns on the implant bed on the outside of cylinder It is dynamic to be connected with master gear, it is engaged between master gear and tooth, the first belt is connected between master gear and shaft.

4. the liquid film hydroponic device according to claim 3 for being used to evaluate citrus resistance, it is characterised in that：The plantation Hole has the multiple of rectangular array shape distribution, and rearwardly direction extends by the head of implant bed for each row of rectangular array, It is a small group to plant cylinders per adjacent two in same row, and push rod is equipped with between two plantation cylinders in a small group, push rod Both ends are respectively fixedly connected on the lower end surface of planted on two sides cylinder, and the both ends of push rod are equipped with blade, between adjacent group Plantation cylinder between be connected with the second belt.

5. the liquid film hydroponic device according to claim 4 for being used to evaluate citrus resistance, it is characterised in that：The canopy body The below ground of lower section is managed with being embedded with, and the top of the canopy body is equipped with frame, and frame includes several sections of support tubes, support tube and ground Guan Jun distributes as net shape, and the lattice point position for the grid that the lattice point position of the grid that support tube is formed is formed with ground pipe is one by one It corresponds to and is connected with snorkel therebetween, snorkel is upward through canopy body by below ground and is connected with support tube.

6. the liquid film hydroponic device according to claim 5 for being used to evaluate citrus resistance, it is characterised in that：The water planting The grid that platform is formed with ground pipe corresponds, and water planting platform is respectively positioned in corresponding grid.

7. the liquid film hydroponic device according to claim 6 for being used to evaluate citrus resistance, it is characterised in that：The plantation The lower section of bed is equipped with supporting rack, and supporting rack includes several sections of connecting tubes, and connecting tube is connected with fluid hole, and temperature adjustment is connected in connecting tube Pipe, penetratingly Guan Bingyu return ducts connect for the one end of temperature adjustment pipe away from connecting tube.

8. the liquid film hydroponic device according to claim 7 for being used to evaluate citrus resistance, it is characterised in that：The capping It is detachably connected on implant bed, sieve plate is equipped in the implant bed.