CN113348997A

CN113348997A - Dry seedling cultivation method for planting rice

Info

Publication number: CN113348997A
Application number: CN202110687625.XA
Authority: CN
Inventors: 危云云
Original assignee: Yongxin Zhongyun Agricultural Development Co ltd
Current assignee: Yongxin Zhongyun Agricultural Development Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-09-07

Abstract

The invention discloses a cultivation method for dry-raised seedlings of planted rice, which belongs to the field of rice planting, wherein seeds and warm water are added into a cultivation box body, an electromagnet is driven to generate a magnetic field, impurities on the seeds are enabled to float to superfine fibers through a filter screen by matching with the buoyancy effect of water, the temperature of the warm water is transferred to a storage ball, a sealed solidified layer is melted, reducing iron powder is reduced to ferroferric oxide in the air, the air content in an installation box is reduced, external air enters for supplement, the reducing iron powder is blown to the storage ball to move, an absolute magnetic capsule body is impacted and extruded to deform, Fe-Ni alloy powder cannot obstruct the magnetic effect of the ferroferric oxide, a magnetic sleeve is attracted to rotate downwards, a shifting piece is driven to rotate downwards, the seeds on the upper side and the lower side are shifted to change positions, and each seed is enabled to obtain fully good cultivation conditions, the cultivation effect is enhanced.

Description

Dry seedling cultivation method for planting rice

Technical Field

The invention relates to the field of rice planting, in particular to a dry seedling cultivation method for planting rice.

Background

Rice is a gramineae annual aquatic herb, is one of important food crops of human beings, and has a long history of cultivation and eating. The dry rice seedling raising method is one of rice planting, has the features of short seedling age, strong seedling, convenient management, capacity of being transplanted mechanically or manually, high efficiency, high quality, intensive seedling raising, professional production, saving in seed and water and high economic benefit, and is suitable for different production system.

At present, in the process of cultivating dry-raised rice seedlings, seedlings need to be cultivated and germinated, then the seedlings are sowed, but the seedling cultivating and germinating effect in the prior art is poor, and partial seedlings are not easy to enjoy a good cultivating environment and have a poor using effect.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a cultivation method for dry-raised seedlings of planted rice, which can realize that seeds and warm water are added into a cultivation box body, an electromagnet is driven to generate a magnetic field, impurities on the seeds float up to superfine fibers through a filter screen by matching with the buoyancy influence of water through the magnetic adsorption capacity, the temperature of the warm water is transferred to a storage ball, a sealed solidified layer is melted, reductive iron powder is reduced into ferroferric oxide in the air, the air content in the installation box is reduced, the external air enters the supplement and is blown to the storage ball to move, an magnetism insulation bag body is impacted and extruded to deform, Fe-Ni alloy powder cannot obstruct the magnetic influence of the ferroferric oxide, a magnetic sleeve is attracted to rotate downwards to drive a shifting piece to rotate downwards, the seeds on the upper side and the lower side are shifted to change positions, make every seed obtain abundant good condition of breeding, the effect is cultivated in the reinforcing, rotates the in-process simultaneously and stirs warm water and take place to flow, makes the floater rise and drives movable rod and arc piece promotion filter screen upward movement, makes the impurity emergence of remaining on the filter screen not hard up to move to collecting on the superfine fiber under the adsorption of buoyancy effect and electro-magnet.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A cultivation method for dry seedling of planted rice comprises the following steps:

s1, selecting a dry land with smooth ground, convenient irrigation and drainage and soil fertility and looseness as a dry seedling raising field, and planning to be a seedbed with the width of 1-1.4 m;

s2, applying decomposed organic fertilizer on the seedbed, deep ploughing, uniformly mixing, and spraying 800 times of 3% Guangxiang liquid for disinfection;

s3, drying the seeds in the sun for 2-3 days, placing the seeds in an incubator, adding warm water at 28-35 ℃ for soaking, removing impurities, and simultaneously carrying out incubation and germination acceleration;

and S4, before sowing, watering the seedbed repeatedly, then sowing, building a shed and covering a film after sowing, and watering and fertilizing.

Further, the incubator in S3 includes the incubator body, the upper end and the lower extreme of the incubator body are the opening setting, the inner wall of the incubator body is close to lower extreme department fixedly connected with seal membrane, the incubator body downside is equipped with the install bin, the front end of install bin is dug there are a plurality of evenly distributed ' S air inlet, fixedly connected with elastic connection rope between the install bin inner wall, the outer end cover of elastic connection rope is equipped with a plurality of evenly distributed ' S storage ball, the storage ball intussuseption is filled with reducing iron powder, the outer end of storage ball is dug there are a plurality of evenly distributed ' S bleeder vent, the inner wall fixedly connected with ventilated membrane of bleeder vent, the outer end fixedly connected with sealed solidification layer of ventilated membrane, the lower extreme fixedly connected with magnet insulating sac body of seal membrane, magnet insulating sac body intussuseption is filled with Fe-Ni alloy powder, and the content of Ni is 80%, the cultivation box comprises a cultivation box body, a rotating rod is rotatably connected between the inner walls of the cultivation box body, a plurality of straight rods which are uniformly distributed are fixedly connected to the upper end and the lower end of the rotating rod, two shifting pieces are arranged in the cultivation box body, one end, close to each other, of the two shifting pieces is fixedly connected with one end, far away from each other, of each straight rod, two magnetic stirring mechanisms are arranged at the outer end of the rotating rod, a connecting frame is sleeved at the upper end of the cultivation box body, an electromagnet is mounted at the upper end of the connecting frame, seeds and warm water can be added into the cultivation box body, the temperature of the warm water enters an installation box through a sealing film, the internal temperature of the warm water rises, a sealing curing layer on a storage ball begins to melt, air enters the interior of the cultivation box body through a breathable film and reacts with reducing iron powder to generate ferroferric oxide, the air content in the installation box is reduced, and external air flows into the installation box through an air inlet to be supplemented, air flow produces wind, blow to and store the ball and take place the motion, strike the extrusion degaussing utricule, take place deformation, lead to inside Fe-Ni alloy powder can not effectual isolated magnetism, and the ferroferric oxide has magnetism, attract magnetism toggle mechanism downstream, drive the plectrum and rotate downwards, mix and cultivate inside the box, after the extrusion striking is ended simultaneously, Fe-Ni alloy powder plays isolated magnetism effect, magnetism toggle mechanism resets under the magnetic attraction effect of electro-magnet, stir the seed of both sides and take place the position change, make every seed obtain abundant good cultivation condition, the reinforcing is cultivated the effect.

Further, magnetism toggle mechanism includes the ring, three down tube of fixedly connected with between the outer end of the inner wall of ring and dwang, the outer end of ring is close to upper end department cover and is equipped with the magnetism sleeve pipe, the distance between magnetism sleeve pipe and the storage ball is less than the distance between magnetism sleeve pipe and the electro-magnet, and the upward movement of magnetism sleeve pipe under the magnetic attraction of ferroferric oxide drives the ring and rotates downwards under the rotation assistance of dwang to drive the plectrum and take place the motion, stir and cultivate inside the box.

Further, be equipped with the filter screen in the cultivation box, the outer end of filter screen and the inner wall of cultivating the box contact, two extension spring of fixedly connected with between the upper end of filter screen and the interior top of connection frame, and two extension spring set up for controlling, the superfine fiber of a plurality of evenly distributed of interior top fixedly connected with of connection frame, superfine fiber's lower extreme contacts with the horizontal plane, and the electro-magnet produces magnetic field, and the buoyancy through magnetic field magnetic force adsorption capacity cooperation water makes the impurity come-up on the seed to see through on the filter screen rises to superfine fiber, adsorb it.

Further, cultivate the straight section of thick bamboo of both ends through two horizontal pole fixedly connected with about the box, and be equipped with the movable rod in the straight section of thick bamboo, the equal fixedly connected with connecting rod in both ends about the movable rod, and the one end that two connecting rods kept away from mutually all rotates and is connected with the pulley, two the pulley all with the inner wall sliding connection of straight section of thick bamboo, the through-hole has all been dug to the interior top and the interior bottom of straight section of thick bamboo, the upper and lower both ends of movable rod all pass through-hole fixedly connected with arc piece and floater respectively, the upper end of arc piece contacts with the lower extreme of filter screen, and when the pull tab mixs and cultivates the box inside, makes water flow, drives the floater upwards float, makes the movable rod drive the filter screen take place the motion under the supplementary of pulley, makes remaining impurity on the filter screen take place the motion under the influence of water floats, keeps away from the filter screen, adsorbs on the superfine fiber.

Further, pass through bolted connection between install bin and the cultivation box, pass through bolted connection between linking frame and the cultivation box, through bolted connection, make things convenient for the convenient dismantlement of install bin and linking frame, realize clearing up the impurity on the superfine fiber.

Furthermore, the sealing curing layer is made of saturated fatty acid ester materials, the magnetism-insulating bag body is made of elastic materials, the melting temperature of the sealing curing layer made of the saturated fatty acid ester materials is about 30-40 ℃, the sealing curing layer is easy to melt under the action of warm water temperature, and the magnetism-insulating bag body is made of the elastic materials and can be restored to the original state after being deformed.

Furthermore, the filter screen is made of nylon materials, the surface of the filter screen is coated with the corrosion-resistant coating, and the corrosion-resistant coating is arranged, so that the filter screen is prevented from being corroded and damaged in the long-term use process, and the service life of the filter screen is prolonged.

Further, two the equal fixedly connected with sealing washer of inner wall of through-hole, two the inner wall of sealing washer all with the outer end in close contact with of movable rod, the setting of sealing washer prevents that the warm water from entering into in the straight section of thick bamboo, reinforcing leakproofness.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

the scheme realizes that seeds and warm water are added into a cultivating box body, the electromagnet is driven to generate a magnetic field, impurities on the seeds are enabled to float to superfine fibers through a filter screen by matching with the buoyancy influence of water, the warm water temperature is transmitted to a storage ball, a sealing curing layer is enabled to be melted, reducing iron powder is reduced into ferroferric oxide in the air, the air content in the mounting box is reduced, external air enters and is supplemented, the air is blown to the storage ball to move, an absolute magnetic capsule body is impacted and extruded to deform, Fe-Ni alloy powder cannot block the magnetic influence of the ferroferric oxide, a magnetic sleeve is attracted to rotate downwards, a shifting piece is driven to rotate downwards, the seeds on the upper side and the lower side are shifted to change positions, each seed can obtain fully good cultivating conditions, the cultivating effect is enhanced, and meanwhile the warm water is shifted to flow in the rotating process, the floating ball rises to drive the movable rod and the arc-shaped block to push the filter screen to move upwards, so that impurities remained on the filter screen are loosened, and the impurities move to the superfine fibers under the action of buoyancy and the adsorption of the electromagnet to be collected.

Drawings

FIG. 1 is a schematic flow chart of a dry seedling cultivation method according to the present invention;

FIG. 2 is a schematic view showing the overall structure of the incubator of the present invention;

FIG. 3 is a schematic front view of the mounting box of the present invention;

FIG. 4 is a schematic view of a storage ball according to the present invention;

FIG. 5 is a schematic side view of the ring of the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 7 is an enlarged schematic view of the structure at B in fig. 2.

The reference numbers in the figures illustrate:

1. cultivating a box body; 2. installing a box; 3. a sealing film; 4. a magnetic isolation capsule body; 5. an elastic connecting rope; 6. storing the balls; 7. a gas permeable membrane; 8. sealing the cured layer; 9. a circular ring; 10. a shifting sheet; 11. an air inlet; 12. a diagonal bar; 13. a magnetic sleeve; 14. a bolt; 15. a connecting frame; 16. an electromagnet; 17. superfine fibers; 18. an extension spring; 19. a filter screen; 20. a straight cylinder; 21. an arc-shaped block; 22. a movable rod; 23. a floating ball; 24. a connecting rod; 25. a pulley.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1, a dry-raised rice seedling cultivation method for planting rice comprises the following steps:

Referring to fig. 2-6, in S3, the incubator includes an incubator body 1, the upper end and the lower end of the incubator body 1 are both open, a sealing film 3 is fixedly connected to the inner wall of the incubator body 1 near the lower end, an installation box 2 is arranged at the lower side of the incubator body 1, a plurality of air inlets 11 are drilled at the front end of the installation box 2, an elastic connection rope 5 is fixedly connected between the inner walls of the installation box 2, a plurality of storage balls 6 are sleeved at the outer end of the elastic connection rope 5, reducing iron powder is filled in the storage balls 6, a plurality of air vents are drilled at the outer end of the storage balls 6, a breathable film 7 is fixedly connected to the inner wall of the air vents, a sealing curing layer 8 is fixedly connected to the outer end of the breathable film 7, an adiabatic capsule body 4 is fixedly connected to the lower end of the sealing film 3, Fe-Ni alloy powder is filled in the, a rotating rod 7 is rotatably connected between the inner walls of the cultivation box body 1, a plurality of straight rods 8 which are uniformly distributed are fixedly connected to the upper end and the lower end of the rotating rod 7, two shifting pieces 10 are arranged in the cultivation box body 1, one ends, close to each other, of the two shifting pieces 10 are fixedly connected with one ends, far away from each other, of the straight rods 8, two magnetic stirring mechanisms are arranged at the outer end of the rotating rod 7, a connecting frame 15 is sleeved on the upper end of the cultivation box body 1, an electromagnet 16 is arranged at the upper end of the connecting frame 15, seeds and warm water can be added into the cultivation box body 1, the temperature of the warm water enters the installation box 2 through a sealing film 3, the internal temperature of the installation box is increased, the sealing curing layer 8 on the storage ball 6 begins to melt, air enters the inside of the installation box body through the breathable film 7 and reacts with reducing iron powder to generate ferroferric oxide, the air content in the installation box 2 is reduced, and external air flows into the installation box 2 through an air inlet 11 to be supplemented, air flow generates wind, the wind blows the storage ball 6 to move, impacts and extrudes the magnetic insulation capsule 4 to deform, so that the Fe-Ni alloy powder in the magnetic insulation capsule cannot effectively isolate magnetism, the ferroferric oxide has magnetism, the magnetic toggle mechanism is attracted to move downwards to drive the poking sheet 10 to rotate downwards, the interior of the cultivation box body 1 is stirred, after the extrusion and the impact are finished, the Fe-Ni alloy powder plays a role in isolating magnetism, the magnetic toggle mechanism resets under the magnetic attraction effect of the electromagnet 16 to toggle the seeds on the upper side and the lower side to change positions, so that each seed can obtain sufficiently good cultivation conditions, the cultivation effect is enhanced, the magnetic toggle mechanism comprises a circular ring 9, three inclined rods 12 are fixedly connected between the inner wall of the circular ring 9 and the outer end of the rotating rod 7, a magnetic sleeve 13 is sleeved at the position, which is close to the upper end, and the distance between the magnetic sleeve 13 and the storage ball 6 is smaller than the distance between the magnetic sleeve 13 and the electromagnet 16, the magnetic sleeve 13 moves upwards under the magnetic attraction of ferroferric oxide to drive the circular ring 9 to rotate downwards under the assistance of the rotation of the rotating rod 7, so as to drive the shifting piece 10 to move and stir the interior of the cultivation box body 1.

Referring to fig. 2-7, a filter screen 19 is disposed in the cultivation box body 1, the outer end of the filter screen 19 contacts the inner wall of the cultivation box body 1, two extension springs 18 are fixedly connected between the upper end of the filter screen 19 and the inner top end of the connection frame 15, the two extension springs 18 are disposed in a left-right direction, the inner top end of the connection frame 15 is fixedly connected with a plurality of uniformly distributed ultrafine fibers 17, the lower ends of the ultrafine fibers 17 contact with the horizontal plane, the electromagnet 16 generates a magnetic field, impurities on the seeds float upwards by matching with the buoyancy of water through the magnetic absorption capacity of the magnetic field, the impurities rise onto the ultrafine fibers 17 through the filter screen 19 and are absorbed by the ultrafine fibers, the left and right ends of the cultivation box body 1 are fixedly connected with a straight cylinder 20 through two cross rods, a movable rod 22 is disposed in the straight cylinder 20, connecting rods 24 are fixedly connected to the left and right ends of the movable rod 22, and one end of the two connecting rods 24 away from each other is rotatably connected with a pulley 25, the two pulleys 25 are connected with the inner wall of the straight cylinder 20 in a sliding manner, through holes are drilled at the inner top end and the inner bottom end of the straight cylinder 20, the upper end and the lower end of the movable rod 22 penetrate through the through holes and are respectively and fixedly connected with the arc-shaped block 21 and the floating ball 23, the upper end of the arc-shaped block 21 is contacted with the lower end of the filter screen 19, when the plectrum 10 stirs the interior of the cultivation box body 1, water flows to drive the floating ball 23 to float upwards, the movable rod 22 pushes the filter screen 19 to move under the assistance of the pulleys 25, so that impurities remained on the filter screen 19 move under the influence of the floating of the water and are far away from the filter screen 19 and adsorbed on the superfine fibers 17, the filter screen 19 is made of a nylon material, the surface of the filter screen 19 is coated with a corrosion-resistant coating, the corrosion-resistant coating is arranged, so that the filter screen 19 is prevented from being corroded and damaged in the long-term use process, the service life of the filter screen is prolonged, sealing rings are fixedly connected with the inner walls of the two through holes, the inner walls of the two sealing rings are in close contact with the outer end of the movable rod 22, and the arrangement of the sealing rings prevents warm water from entering the straight cylinder 20, so that the sealing performance is enhanced.

Referring to fig. 2 and 4, the installation box 2 is connected with the cultivation box body 1 through a bolt 14, the connection frame 15 is connected with the cultivation box body 1 through the bolt 14, the installation box 2 and the connection frame 15 are convenient to detach conveniently through the bolt 14, impurities on the superfine fibers 17 are cleaned, the sealing curing layer 8 is made of saturated fatty acid ester materials, the magnetism insulation bag body 4 is made of elastic materials, the melting temperature of the sealing curing layer 8 made of the saturated fatty acid ester materials is about 30-40 ℃, the sealing curing layer is easy to melt under the action of warm water temperature, and the magnetism insulation bag body 4 is made of the elastic materials and can be restored to the original state after being deformed.

In the invention, when the related technicians use the seeds and warm water in the cultivation box body 1, the electromagnet 16 generates a magnetic field, impurities on the seeds are floated by magnetic force adsorption capacity of the magnetic field and buoyancy of water, and rise to the superfine fibers 17 through the filter screen 19 to be adsorbed, the temperature of the warm water enters the installation box 2 through the seal film 3 to rise the internal temperature, the seal curing layer 8 on the storage ball 6 begins to melt, air enters the interior of the installation box through the breathable film 7 to react with reducing iron powder to generate ferroferric oxide, the air content in the installation box 2 is reduced, external air flows into the installation box 2 through the air inlet 11 to be supplemented, air flow generates wind, the wind blows the storage ball 6 to move to impact and extrude the magnetism insulation bag body 4 to deform, and the internal Fe-Ni alloy powder cannot effectively insulate magnetism, the ferroferric oxide has magnetism, the magnetic sleeve 13 moves upwards under the magnetic attraction of the ferroferric oxide to drive the circular ring 9 to rotate downwards under the rotation assistance of the rotating rod 7, so as to drive the shifting piece 10 to move, stir the interior of the cultivation box body 1, and simultaneously after extrusion impact is finished, Fe-Ni alloy powder plays a role in isolating magnetism, the magnetic shifting mechanism resets under the magnetic attraction effect of the electromagnet 16, shifts the seeds on the upper side and the lower side to change the position, so that each seed obtains fully good cultivation conditions, the cultivation effect is enhanced, when the shifting piece 10 stirs the interior of the cultivation box body 1, water flows to drive the floating ball 23 to float upwards, so that the movable rod 22 pushes the filter screen 19 to move under the assistance of the pulley 25, so that impurities remained on the filter screen 19 move under the influence of the floating of the water, are far away from the filter screen 19 and are adsorbed on the superfine fibers 17, finally, the bolts 14 are loosened, so that the installation box 2 and the connecting frame 15 are convenient to disassemble, and impurities on the superfine fibers 17 are cleaned.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. A cultivation method for dry seedling of rice planting is characterized in that: the method comprises the following steps:

2. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 1, wherein: the incubator comprises an incubator body (1), the upper end and the lower end of the incubator body (1) are arranged in an opening manner, the inner wall of the incubator body (1) is close to a lower end fixedly connected with sealing film (3), the lower side of the incubator body (1) is provided with an installation box (2), the front end of the installation box (2) is provided with a plurality of uniformly distributed air inlets (11), an elastic connection rope (5) is fixedly connected between the inner wall of the installation box (2), the outer end of the elastic connection rope (5) is sleeved with a plurality of uniformly distributed storage balls (6), the storage balls (6) are filled with reducing iron powder, the outer end of the storage balls (6) is provided with a plurality of uniformly distributed air holes, the inner wall of the air holes is fixedly connected with breathable films (7), the outer end of the breathable films (7) is fixedly connected with a sealing curing layer (8), the lower extreme fixedly connected with of seal membrane (3) is magnetic capsule body (4) absolutely, it has Fe-Ni alloy powder to be filled in magnetic capsule body (4) absolutely, and the content of Ni is 80%, it is connected with dwang (7) to rotate between box (1) inner wall to cultivate, the one end fixed connection who keeps away from each other with a plurality of evenly distributed of the upper end and the equal fixedly connected with of lower extreme of dwang (7), be equipped with two plectrums (10) in cultivating box (1), and two plectrums (10) one end that are close to each other and a plurality of straight-bar (8), dwang (7) outer end is equipped with two magnetism toggle mechanisms, the last pot head of cultivating box (1) is equipped with coupling frame (15), electro-magnet (16) are installed to coupling frame (15) upper end.

3. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 2, wherein: magnetism toggle mechanism includes ring (9), three down tube (12) of fixedly connected with between the inner wall of ring (9) and the outer end of dwang (7), the outer end of ring (9) is close to upper end department's cover and is equipped with magnetic sleeve pipe (13), distance between magnetic sleeve pipe (13) and storage ball (6) is less than the distance between magnetic sleeve pipe (13) and electro-magnet (16).

4. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 2, wherein: be equipped with filter screen (19) in breeding box (1), the outer end of filter screen (19) and the inner wall of breeding box (1) contact, two extension spring (18) of fixedly connected with between the upper end of filter screen (19) and the interior top of connecting frame (15), and two extension spring (18) set up for controlling, the interior top fixedly connected with a plurality of evenly distributed's of connecting frame (15) superfine fiber (17), the lower extreme and the horizontal plane of superfine fiber (17) contact.

5. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 3, wherein: cultivate the straight section of thick bamboo (20) of both ends through two horizontal pole fixedly connected with about box (1), and be equipped with movable rod (22) in straight section of thick bamboo (20), the equal fixedly connected with connecting rod (24) in both ends about movable rod (22), and the one end that two connecting rod (24) kept away from mutually all rotates and is connected with pulley (25), two pulley (25) all with the inner wall sliding connection of straight section of thick bamboo (20), the through-hole has all been dug to the interior top and the interior bottom of straight section of thick bamboo (20), the upper and lower both ends of movable rod (22) all pass through-hole difference fixedly connected with arc piece (21) and floater (23), the upper end of arc piece (21) contacts with the lower extreme of filter screen (19).

6. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 2, wherein: the mounting box (2) is connected with the cultivation box body (1) through bolts (14), and the connecting frame (15) is connected with the cultivation box body (1) through bolts (14).

7. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 2, wherein: the sealed curing layer (8) is made of saturated fatty acid ester materials, and the magnetism insulation bag body (4) is made of elastic materials.

8. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 4, wherein: the filter screen (19) is made of a nylon material, and the surface of the filter screen (19) is coated with a corrosion-resistant coating.

9. The cultivation method of dry-raised seedlings of planted rice as claimed in claim 5, wherein: two the equal fixedly connected with sealing washer of inner wall of through-hole, two the inner wall of sealing washer all with the outer end in close contact with of movable rod (22).