Visual root box

Abstract

The utility model relates to the technical field of visual root boxes, in particular to a visual root box which comprises a storage frame body and supporting columns arranged at the four corners of the bottom of the storage frame body, two storage racks are arranged on the left side and the right side in the storage frame body respectively, a visual box body is placed on the tops of the storage racks, and the visual box body is arranged in the storage frame body. Two angle adjusting mechanisms which are symmetrical left and right are arranged in the middle of the inner side of the storage frame body, and the two angle adjusting mechanisms are used for controlling the inclination angles of the two storage racks correspondingly. The problems that in the prior art, the placement angle of a box for plant root growth cannot be properly adjusted, the application range is small, plant roots are prone to being affected by illumination, and moisture of different soil layers cannot be dynamically measured are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to visual root box technical field, concretely relates to a visual root box. BACKGROUND

[0002] Root box is the most common experimental device for studying rhizosphere soil, usually made of transparent material, suitable for plant root system research, plant root system is the main experimental object of scientific research units, and root system is the main part of plant nutrient element absorption, and different experimental settings often need to observe plant root system configuration changes, root system spatial distribution and root exudate observation.

[0003] The Chinese patent with publication number CN220511847U discloses a rice root system growth monitoring device, which comprises a solution tank, an observation window is fixedly installed on the front face of the solution tank, a measuring scale is fixedly installed on the front face of the observation window, a power box is fixedly installed on one side of the solution tank, and a sliding groove is formed in the inner side wall of the solution tank. The rice root system growth monitoring device has the functions of heating the internal solution to prevent root damage caused by adverse weather, adjusting the height of the placement plate, and improving the practicability of the device.

[0004] However, such root system growth monitoring devices do not have the ability to measure the dynamic water content of different soil layers, and the placement of the box body is basically supported by fixed supports, which cannot be adjusted according to the actual situation, making it difficult to observe the growth dynamics of plant root systems, and also affecting the growth of plant root systems under light. SUMMARY

[0005] The utility model aims at providing a visual root box, which overcomes the problem of the plant root system growth monitoring device in the prior art, which cannot adjust the placement angle of the plant root system growth box during the dynamic observation of plant root system growth, has a small application range, and is easily affected by light, and cannot measure the dynamic water content of different soil layers.

[0006] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of:

[0007] The application discloses a visual root box, which comprises a support frame body, support columns arranged at four corner positions of the bottom of the support frame body, two support racks arranged at left and right sides in the support frame body, and a visual box placed on the top of the support racks.

[0008] The visual root box comprises a support frame body, support columns arranged at four corner positions of the bottom of the support frame body, two support racks arranged at left and right sides in the support frame body, and a visual box placed on the top of the support racks.

[0009] Two angle adjusting mechanisms are arranged in the middle of the inside of the support frame body and are symmetrical to each other, and the two angle adjusting mechanisms are used for controlling the inclination angles of the two support racks.

[0010] Preferably, the support rack comprises a T-shaped support rod and a rotating rod, the rotating rod is rotatably connected to the left and right sides in the inside of the support frame body, the number of the T-shaped support rods is multiple, and the multiple T-shaped support rods are equidistantly and upwardly inclinedly arranged on the rotating rod.

[0011] A support area is formed between two adjacent T-shaped support rods, the visual box is placed in the support area, and the angle adjusting mechanism is connected with the T-shaped support rod outside.

[0012] Preferably, the angle adjusting mechanism comprises an adjusting disc, a rotating shaft, a first bevel gear, a second bevel gear, a screw rod, a sliding block and a sliding rod, two groups of tooth grooves are arranged in the middle of the support frame body and correspond to each other in front and back and are symmetrical to each other in left and right.

[0013] Two adjusting grooves are arranged outside the two groups of tooth grooves, the number of the rotating shafts is two, the two rotating shafts are rotatably connected between the tooth grooves on the front and back sides, the first bevel gear is connected to the front and back ends of the rotating shaft and is located in the tooth groove, and the adjusting disc is connected to the rear end of the rotating shaft.

[0014] The screw rod is rotatably connected between the adjusting groove and the tooth groove, the sliding block is slidably connected in the adjusting groove, and the sliding block is threadedly connected with the screw rod.

[0015] The second bevel gear is connected to the inner side of the screw rod and is in gear engagement with the first bevel gear, the lower end of the sliding rod is fixedly connected to the outside of the sliding block, and the upper end of the sliding rod is movably connected with the T-shaped support rod outside.

[0016] Preferably, a sliding groove is formed in the length direction of the outer side of the T-shaped placing rod, and a sliding block is slidably connected in the sliding groove.

[0017] Preferably, the sliding groove and the sliding block are both cross-shaped structures.

[0018] Preferably, the visual box is composed of a rectangular cylindrical structure formed by a transparent plate covering the notch of the U-shaped groove plate, a bottom plate is sealed at the bottom of the visual box, the transparent plate is fastened with the U-shaped groove plate through a right-angle clamping keel clamping strip, and the transparent plate is placed inward.

[0019] Preferably, one side of the right-angle clamping keel clamping strip is fixed at the notch of the U-shaped groove plate through a screw, the other side of the right-angle clamping keel clamping strip is provided with a U-shaped clamping groove, a pullable sunshade plate is clamped in the U-shaped clamping groove, and the sunshade plate covers the outer side of the transparent plate and is used for shading the root system of the plant.

[0020] Preferably, the transparent plate is a transparent organic glass plate, and the U-shaped groove plate is made of PVC material.

[0021] Preferably, a plurality of groups of moisture determination holes are equidistantly arranged at the bottom of the U-shaped groove plate in the length direction, and a rubber plug is sealed in the moisture determination hole.

[0022] Preferably, the box height of the visual box is 150 cm, the width is 30 cm, and the thickness is 5 cm.

[0023] The beneficial effects of the utility model are:

[0024] 1. The visual box is a rectangular cylindrical structure with an open upper end, and one side of the visual box is provided with a transparent plate. The dynamic growth state of the root system of the plant can be clearly observed through the transparent plate. Meanwhile, a plurality of moisture determination holes are equidistantly arranged on the U-shaped groove plate, and the different soil layer moisture dynamics can be determined by using the moisture determination holes.

[0025] 2. In the utility model, the visual box is placed on the angle-adjustable placing rack, the placing rack is arranged on the supported placing frame body, the angle of the placing rack can be adjusted according to the actual use condition, the plant root system growth can be observed through the transparent plate more easily, the geotropism growth of the plant root system is facilitated, the plant root system can better adhere to the transparent plate and grow, meanwhile, the pullable sunshade plate is covered outside the transparent plate through the right-angle clamping keel clamping strip, so that the influence of illumination on the root system growth is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a front view of the placing state of the visual box in the utility model;

[0027] Figure 2 is a top view of the visualization box body in the utility model;

[0028] Figure 3 is an installation schematic view of the storage rack in the utility model;

[0029] Figure 4 is a structural schematic view of the T-shaped storage rod in the utility model;

[0030] Figure 5 is a structural schematic view of the visualization box body in the utility model;

[0031] Figure 6 is a top view of the visualization box body in the utility model;

[0032] Figure 7 is a distribution schematic view of the moisture determination hole in the utility model;

[0033] Figure 8 is a structural schematic view of the right-angle clamping keel clamping strip in the utility model.

[0034] In the figure: 1-storage frame body;11-storage plate;12-adjusting groove;13-tooth groove;2-supporting column;21-bottom disc;3-plug;4-storage rack;41-T-shaped storage rod;411-storage table;42-rotating rod;43-sliding groove;44-sliding block;5-visualization box body;51-U-shaped groove plate;511-moisture determination hole;52-transparent plate;53-right-angle clamping keel clamping strip;531-U-shaped clamping groove;54-bottom plate;55-sunshade;6-angle adjusting mechanism;61-adjusting disc;62-rotating shaft;63-first bevel gear;64-second bevel gear;65-screw;66-slippage block;67-slippage rod. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the utility model is further described in detail below by combining with examples and drawings, and the illustrative embodiment of the utility model and its description are only used to explain the utility model, and not as the limitation of the utility model.

[0036] In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the utility model. However, it is apparent to those skilled in the art that the utility model can be implemented without adopting these specific details. In other embodiments, in order to avoid confusion of the utility model, well-known structures, circuits, materials or methods are not specifically described.

[0037] Reference throughout this specification to "one embodiment", "an embodiment", "one example", or "an example", means that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment of the application. The appearances of the phrases "in one embodiment", "an embodiment", "in one example", or "an example" in various places in the specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics can be combined in any suitable

[0038] In the description of the present application, the terms "front", "back", "left", "right", "top", "bottom", "vertical", "horizontal", "high", "low", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application.

[0039] As shown in Figures 1-8 The present application provides a visual root box, which comprises a storage frame body 1 and support columns 2 arranged at the bottom of the four corners of the storage frame body 1. The storage frame body 1 is supported to a certain height by the support columns 2, so that personnel can easily observe the work. A bottom disc 21 is arranged at the bottom of the support column 2 to improve the stability of the support column 2. Two storage racks 4 are arranged on the left and right sides inside the storage frame body 1. A storage plate 11 is arranged outside the storage rack 4. A plurality of through holes are arranged on the storage plate 11. The through holes can prevent rainwater from accumulating on the storage plate 11. A visual box 5 is placed on the top of the storage rack 4. The visual box 5 is placed on the storage rack 4 to be suspended, so that personnel can observe the visual box 5 in a standing position and at a horizontal angle, and the growth of plant roots can be observed more clearly. Two angle adjusting mechanisms 6 are arranged symmetrically on the left and right sides in the middle of the storage frame body 1. The two angle adjusting mechanisms 6 are used to control the inclination angle of the two storage racks 4. The angle of the storage rack 4 can be adjusted by the angle adjusting mechanism 6. Under the premise of facilitating personnel observation, the growth of plant roots is not affected by light.

[0040] In the above scheme, the shelf 4 comprises T-shaped storage rods 41 and rotating rods 42, the rotating rods 42 are rotationally connected on the left and right sides inside the storage frame body 1, the number of the T-shaped storage rods 41 is multiple, the multiple T-shaped storage rods 41 are equidistantly and upwardly inclinedly provided on the rotating rods 42, a storage area 45 is formed between the adjacent two T-shaped storage rods 41, the visualization box 5 is placed in the storage area 45, and the angle adjusting mechanism 6 is connected with the outer T-shaped storage rod 41.

[0041] As an optimization technical scheme of the utility model, the T-shaped storage rods 41 are equidistantly arranged along the length direction of the rotating rods, the storage platforms 411 are arranged on the two sides of the T-shaped storage rods 41, the storage area 45 is formed between the adjacent two T-shaped storage rods 41, the visualization box 5 is placed in the storage area 45, and the two sides are respectively abutted on the storage platforms 411, the growth dynamics of the plant root system in the visualization box 5 can be clearly observed through the storage area 45, the inclination angle of the T-shaped storage rod 41 can be adjusted in time according to the requirement, and then the inclination angle of the visualization box 5 is adjusted, the plant root system can grow along the transparent plate 52 by utilizing the growth characteristics of the plant root system towards the ground, so that the growth dynamics of the plant root system is observed.

[0042] In the above scheme, the angle adjusting mechanism 6 comprises an adjusting disc 61, rotating shafts 62, first bevel gears 63, second bevel gears 64, a screw rod 65, a sliding block 66 and a sliding rod 67, two groups of tooth grooves 13 corresponding in front and back and symmetrical in left and right are arranged in the middle of the storage frame body 1, the adjusting grooves 12 are respectively arranged outside the two groups of tooth grooves 13, the number of the rotating shafts 62 is two, the two rotating shafts 62 are rotationally connected between the tooth grooves 13 on the front and back sides, the first bevel gears 63 are connected on the front and back ends of the rotating shafts 62 and located in the tooth grooves 13, the adjusting disc 61 is connected on the rear end of the rotating shaft 62, the screw rod 65 is rotationally connected between the adjusting grooves 12 and the tooth grooves 13, the sliding block 66 is slidingly connected in the adjusting groove 12, the sliding block 66 is threadedly connected with the screw rod 65, the second bevel gears 64 are connected on the inner side end of the screw rod 65 and meshed with the first bevel gears 63, and the sliding rod 67 is fixedly connected on the outer side of the sliding block 66 at the lower end and movably connected with the outer T-shaped storage rod 41 at the upper end.

[0043] As an optimization technical scheme of the utility model, in the process of adjusting the angle of the shelf 4, the rotating shaft 62 is driven to rotate by rotating the adjusting disc 61, the first bevel gear 63 is driven to rotate, the second bevel gear 64 is driven to rotate by the first bevel gear 63, the screw rod 65 is driven to rotate in the adjusting groove 12 by the second bevel gear 64, the sliding block 66 is moved in the adjusting groove 12 through the threaded connection relationship between the screw rod 65 and the sliding block 66, the sliding rod 67 is moved with the sliding block 66, and the inclination angle of the T-shaped storage rod 41 is changed through the cooperation relationship between the upper end of the sliding rod 67 and the T-shaped storage rod 41.

[0044] In the above scheme, the outer side of the outer T-shaped storage rod 41 is provided with a sliding groove 43 along its length direction, and a sliding block 44 is slidably connected in the sliding groove 43, and the outer side of the sliding block 44 is rotatably connected with the upper end of the sliding rod 67.

[0045] As an optimization technical scheme of the utility model, the sliding block 44 is slidably connected in the sliding groove 43, and the sliding block 43 is rotatably connected with the upper end of the sliding rod 67, so that the sliding block 44 can be moved in the sliding groove 43 during the movement of the sliding rod 67, and the T-shaped storage rod 41 is obliquely arranged, and the lower end of the T-shaped storage rod 41 is rotatably connected in the inner side of the storage frame body 1 through the rotating rod 42, and the height of the sliding rod 67 is constant, so that the angle of the T-shaped storage rod 41 changes during the sliding of the sliding block 44 in the sliding groove 43 driven by the sliding rod 67, and the purpose of adjusting the inclination angle of the T-shaped storage rod 41 is achieved.

[0046] In the above scheme, the sliding groove 43 and the sliding block 44 are both cross-shaped structures.

[0047] As an optimization technical scheme of the utility model, the sliding groove 43 and the sliding block 44 adopt cross-shaped structure matching, which can prevent the sliding block 44 from sliding out during the sliding process, and other structures that do not hinder the normal sliding of the sliding block 44 and avoid accidental sliding of the sliding block 44 during the sliding process can also be adopted, so as to ensure the stability of the sliding state of the sliding block 44.

[0048] In the above scheme, the visual box 5 is covered by the transparent plate 52 at the slot of the U-shaped groove plate 51 to form a rectangular cylindrical structure, the bottom of the visual box 5 is blocked by the bottom plate 54, the transparent plate 52 and the U-shaped groove plate 51 are fastened by the right-angle clamping keel clamping strip 53, and the transparent plate 52 is placed inward.

[0049] As an optimization technical scheme of the utility model, the transparent plate 52 is fixed at the slot of the U-shaped groove plate 51 by the right-angle clamping keel clamping strip 53 through screws, and the bottom plate 54 is fixedly connected at the bottom, so as to form a rectangular cylindrical structure, fill the soil in it, and plant plants in it, the growth dynamics of the plant root system can be directly and clearly observed through the transparent plate 52, the visual box 5 is obliquely placed, and the side of the transparent plate 52 is inward, the geotropism of the root system can be utilized to make it grow better against the transparent plate 52, and then the staff can more clearly observe the plant root system through the transparent plate 52.

[0050] In the above scheme, one side of the right-angle clamping keel clamping strip 53 is fixed at the slot of the U-shaped groove plate 51 through screws, the other side of the right-angle clamping keel clamping strip 53 is provided with a U-shaped clamping groove 531, a pullable sunshade plate 55 is clamped in the U-shaped clamping groove 531, and the sunshade plate 55 covers the outside of the transparent plate 52 to shade sunlight.

[0051] As an optimization technical scheme of the utility model, the sunshade board 55 adopts PP hollow plate, mainly adopts black sunshade board, can play good sunshade effect, avoids that the light affects plant root system growth, can draw out the sunshade board 55 from the U-shaped clamping slot 531 when needing to observe plant root system growth situation, is convenient for observing through the transparent plate 52, and the sunshade board 55 is usually clamped in the U-shaped clamping slot 55 and plays the sunshade effect.

[0052] In the above scheme, the transparent plate 52 is a transparent organic glass plate, the U-shaped groove plate 51 is made of PVC material, and a plurality of groups of moisture determination holes 511 are equidistantly arranged on the bottom of the U-shaped groove plate 51 along the length direction thereof, and a rubber plug 3 is sealed in the moisture determination hole 511.

[0053] As an optimization technical scheme of the utility model, the transparent plate 52 is a transparent organic glass plate, the light transmittance is high, the color is not easy to turn yellow, and the corrosion resistance and acid and alkali resistance can not only more clearly observe the growth dynamic of plant root system, but also guarantee the service life of the visualization box 5; and the U-shaped groove plate 51 is made of PVC material, has the characteristics of lightness and maintaining the stability of the temperature in the box, and the moisture determination holes 511 equidistantly arranged on the bottom of the U-shaped groove plate 51 along the length direction thereof can determine the moisture dynamic at different heights of the visualization box 5 by using a determination instrument (i.e., a TDR150 portable soil moisture temperature conductivity rapid determination instrument), that is, the moisture dynamic determination of different soil layers, and the rubber plug 3 is used to seal the moisture determination hole 511 to prevent water leakage during daily use.

[0054] In the above scheme, the box height of the visualization box 5 is 150 cm, the width is 30 cm, and the thickness is 5 cm.

[0055] As an optimization technical scheme of the utility model, the 150 cm height and 30 cm width of the visualization box 5 are sufficient for the distribution of plant root system therein, and the thickness of 5 cm can guarantee that the growth dynamic of plant root system in the visualization box 5 is observed through the transparent plate 52.

[0056] Specific implementation case:

[0057] When using the visualization box, the transparent plate 52 of the visualization box 5 is placed inside the storage area 45 between the T-shaped storage rods 41 with one side inward, and the bottom of the visualization box 5 is placed on the storage plate 11 on both sides of the storage frame 1, so that the visualization box 5 is inclined and placed on the storage rack 4.

[0058] Then the staff will observe the plant root growth dynamics through the transparent plate 52 obliquely arranged inside the visualization box 5 on the shelf 4, and when the water in the visualization box 5 needs to be dynamically measured, the bung 3 in the water measuring hole 511 can be pulled out, and the water measuring instrument is connected to the water measuring hole 511 to measure the water dynamics at the water measuring hole 511 at different heights of the visualization box 5.

[0059] In order to meet the different plant geotropism growth habits, so that the roots can be well attached to the transparent plate 52 and grow, the adjusting disc 61 can be rotated, the first bevel gear 63 is driven to rotate through the rotating shaft 62, and then the second bevel gear 64 is driven to rotate, the screw rod 65 is driven to rotate through the second bevel gear 64, and then the sliding block 66 is driven to move in the adjusting groove 12 through the threaded connection relationship between the screw rod and the sliding block 66, and then the sliding rod 67 is driven to move, the sliding block 44 is driven to slide in the sliding groove 43 through the sliding rod 67, and then the T-shaped storage rod 41 is driven to rotate in the storage frame body 1 around the rotating rod 42, so as to change the inclination angle of the shelf 4, and then change the placement angle of the visualization box 5, so that the plant roots can better grow attached to the transparent plate 52, so as to facilitate the observation of the staff.

[0060] Finally, in order to avoid the influence of light on the growth of plant roots, the U-shaped clamping groove 531 on the right-angle clamping strip 53 is clamped with a pullable sunshade 55, when the plant root growth is not observed through the transparent plate 52, the sunshade 55 U-shaped clamping groove 531 is pulled, so that it completely covers the outside of the transparent plate 52, so that the light cannot penetrate the transparent plate 52 and irradiate the plant roots, avoiding the influence of light on the growth of plant roots, when the plant root growth needs to be observed, the sunshade 55 can be pulled out, and the observation is carried out through the transparent plate 52, which can ensure that the normal growth of the plant roots is not affected, and the staff can observe the growth of the plant roots at any time.

[0061] The above specific embodiments further illustrate the purpose, technical scheme and beneficial effects of the present application, and it should be understood that the above description is only a specific embodiment of the present application, and is not used to limit the protection scope of the present application, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A visual root box, comprising a storage frame (1) and support columns (2) disposed at the four corners of the bottom of the storage frame (1), characterized in that: The storage frame (1) has two shelves (4) on the left and right sides inside, and a visual box (5) is placed on the top of the shelves (4). The inner middle part of the storage frame (1) is provided with two symmetrical angle adjustment mechanisms (6), which are used to control the tilt angle of the two storage racks (4).

2. The visual root box according to claim 1, characterized in that: The shelf (4) includes a T-shaped shelf rod (41) and a rotating rod (42). The rotating rod (42) is rotatably connected to the left and right sides inside the shelf frame (1). There are multiple T-shaped shelf rods (41), and the multiple T-shaped shelf rods (41) are equidistantly and inclined upward on the rotating rod (42). The two adjacent T-shaped storage rods (41) form a storage area (45), the visual box (5) is placed in the storage area (45), and the angle adjustment mechanism (6) is connected to the outer T-shaped storage rod (41).

3. A visual root box according to claim 2, characterized in that: The angle adjustment mechanism (6) includes an adjustment disc (61), a rotating shaft (62), a first bevel gear (63), a second bevel gear (64), a screw (65), a sliding block (66), and a sliding rod (67). The storage frame (1) has two sets of toothed grooves (13) that are corresponding to each other front and back and symmetrical to each other left and right. Two sets of tooth grooves (13) are respectively provided with adjustment grooves (12) on the outside. There are two rotating shafts (62). The two rotating shafts (62) are rotatably connected between the tooth grooves (13) on the front and rear sides. The first bevel gear (63) is connected to the front and rear ends of the rotating shaft (62) and is located in the tooth groove (13). The adjustment disk (61) is connected to the rear end of the rotating shaft (62). The screw (65) is rotatably connected between the adjusting groove (12) and the toothed groove (13), the sliding block (66) is slidably connected in the adjusting groove (12), and the sliding block (66) is threadedly connected to the screw (65); The second bevel gear (64) is connected to the inner end of the screw (65) and meshes with the first bevel gear (63). The lower end of the sliding rod (67) is fixedly connected to the outside of the sliding block (66), and the upper end of the sliding rod (67) is movably connected to the outer T-shaped storage rod (41).

4. A visual root box according to claim 3, characterized in that: The outer side of the T-shaped storage rod (41) has a sliding groove (43) along its length direction. A sliding block (44) is slidably connected in the sliding groove (43). The outer side of the sliding block (44) is rotatably connected to the upper end of the sliding rod (67).

5. A visual root box according to claim 4, characterized in that: Both the sliding groove (43) and the sliding block (44) are cross-shaped structures.

6. A visual root box according to claim 2, characterized in that: The visualization box (5) is a rectangular cylindrical structure formed by covering the groove of the U-shaped channel plate (51) with a transparent plate (52). The bottom of the visualization box (5) is sealed with a bottom plate (54). The transparent plate (52) and the U-shaped channel plate (51) are fastened together by a right-angle clip-type keel strip (53). The transparent plate (52) is placed facing inward.

7. A visual root box according to claim 6, characterized in that: One side of the right-angle clip-type keel strip (53) is fixed to the groove of the U-shaped groove plate (51) by screws. The other side of the right-angle clip-type keel strip (53) is provided with a U-shaped groove (531). A retractable sunshade plate (55) is snapped into the U-shaped groove (531). The sunshade plate (55) covers the outside of the transparent plate (52) to provide shade for the plant roots.

8. A visual root box according to claim 6, characterized in that: The transparent plate (52) is a transparent plexiglass plate, and the U-shaped groove plate (51) is made of PVC material; The bottom of the U-shaped groove plate (51) is provided with multiple sets of moisture measuring holes (511) at equal intervals along its length direction, and the moisture measuring holes (511) are sealed with rubber plugs (3).

9. A visual root box according to claim 6, characterized in that: The height of the visualization box (5) is 150cm, the width is 30cm, and the thickness is 5cm.

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