CN112840995A

CN112840995A - Seedling culture medium device for manufacturing forestry by fermenting chaff and medium preparation method

Info

Publication number: CN112840995A
Application number: CN202110041785.7A
Authority: CN
Inventors: 王和法; 何国斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-05-28
Anticipated expiration: 2041-01-13
Also published as: CN112840995B

Abstract

The invention discloses a seedling substrate device for forestry manufacturing by fermenting chaff and a substrate preparation method, belonging to the technical field of seedling, and comprising a base, wherein water suction grooves are formed in two sides of an inner cavity of the base, water suction sponges are filled in the water suction grooves, a placing mechanism is fixedly connected between the water suction sponges on the two sides, a filtering mechanism is arranged at the bottom of the base, second water injection holes are formed in two sides of the inner cavity of the water suction grooves, and second conical plugs are arranged in the second water injection holes. According to the invention, the placing seat can be pulled to drive the sliding sponges on the two sides to move in the water absorption groove to adjust the relative positions, so that the placing seat and the seedlings can be conveniently held and replaced, the nutrient solution can be effectively and conveniently filled into the matrix and the seedlings in the placing seat, the relative positions of the placing seat in the base can be adjusted, the relative positions of the seedlings in the base can be effectively adjusted, and the use requirements of dry breeding adjustment can be effectively met.

Description

Seedling culture medium device for manufacturing forestry by fermenting chaff and medium preparation method

Technical Field

The invention belongs to the technical field of seedling culture, and particularly relates to a seedling culture matrix device for manufacturing forestry by fermenting chaff and a matrix preparation method.

Background

The seedling cultivation means seedling cultivation, and the seedling cultivation means seedling cultivation in a nursery, a hotbed or a greenhouse for transplanting to the land for planting, in the forestry planting process, because the resistance to risk of the seedling is low, the seedling is generally required to be subjected to seedling cultivation after the resistance to risk of the seedling is enhanced, then the seedling is transferred to improve the planting survival rate, the soil selected during seedling cultivation is generally important, the nutrition absorption capacity of the seedling is insufficient, a fertile matrix is required for cultivation, the traditional land is low in fertility, the allocation cost is high, the seedling burning phenomenon is easily caused by the fertilized land, and the use requirement cannot be well met.

The existing seedling substrate device is difficult to maintain after the substrate is put into the device, and the existing seedling substrate device cannot be well matched with two seedling methods in the substrate preparation in the dry seedling method and the wet seedling method during the seedling culture, and the nutrient solution supplement of the seedling substrate is inconvenient, so that the seedling growth state of the seedling cultured in the substrate is poor, and the use requirement cannot be well met.

Disclosure of Invention

The invention aims to: the seedling culture substrate device for the forestry manufacturing by the fermented chaff and the substrate preparation method are provided in order to solve the problems that the seedling culture substrate device cannot be well matched with two seedling culture methods in the substrate preparation, and the nutrient solution supplement to the seedling culture substrate is inconvenient, so that the seedling growth state of the seedling culture in the substrate is poor, and the use requirement cannot be well met.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a fermentation chaff manufacturing forestry is with matrix device that grows seedlings, includes the base, the groove that absorbs water has all been seted up to base inner chamber both sides, it has the sponge that absorbs water to absorb water inslot packing, and both sides absorb water fixedly connected with between the sponge and place the mechanism, the base bottom is equipped with filtering mechanism, the second water injection hole has all been seted up to the inslot inner chamber both sides that absorb water, be equipped with the second taper stopper in the second water injection hole.

As a further description of the above technical solution:

placing the mechanism including placing the seat, place the seat both sides and all inlay and be equipped with a plurality of pads that absorb water, and the laminating of pad one side that absorbs water has the slip sponge, slip sponge sliding connection is in the inslot that absorbs water, the slip sponge is laminated mutually with the sponge that absorbs water, place seat bottom fixedly connected with water leakage pad, a plurality of holes that leak have been seted up at water leakage pad top, water leakage pad sliding connection is at the filter plate top, place seat top both sides and all seted up the draw-in groove, the joint has the kelly in the draw-in groove, kelly top fixedly connected with connecting plate, connecting plate bottom fixedly connected with gasbag, the connecting plate is located places the recess that seat one side corresponds the position and sets up, first calorie of hole has all been seted up to kelly both sides, and the downthehole joint of first calorie has first fixture block, first fixture block fixed.

As a further description of the above technical solution:

the water leakage cushion is an elastic plastic cushion.

As a further description of the above technical solution:

the filter mechanism is including filtering the otter board, it laminates with top placement mechanism bottom to filter the otter board, the aqua storage tank has been seted up to the base bottom, filter the otter board both sides and all seted up the second card hole, the joint has the second fixture block in the second card hole, second fixture block fixed connection is in aqua storage tank inner chamber one side.

As a further description of the above technical solution:

first water injection hole has all been seted up to aqua storage tank inner chamber both sides, the downthehole joint of first water injection has first awl stopper.

As a further description of the above technical solution:

the filter screen plate is a stainless steel filter screen plate, and the width of the filter screen plate is equal to that of the inner cavity of the base.

As a further description of the above technical solution:

the water absorption pad is a sponge water absorption pad, and the cross section of the water absorption pad is circular.

As a further description of the above technical solution:

the placing seat is filled with a seedling culture medium.

A substrate preparation method of a seedling substrate device for manufacturing forestry by fermenting chaff specifically comprises the following steps:

s1, preparing fermented rice hulls, drying the rice hulls in the sun, crushing the rice hulls through a crusher, sieving the crushed rice hulls through a sieve, placing the crushed rice hulls into a fermentation kettle, heating the fermentation kettle to a proper temperature, adding a certain amount of EM (effective microorganism) bacterial liquid, fully mixing, performing static fermentation, turning over every 10D, waiting for the completion of fermentation after heating, and keeping for later use;

s2, preparing auxiliary materials, namely, sterilizing the mellow soil at high temperature, sieving and dispersing the mellow soil, grinding the expanded perlite by a rock crusher, sieving the crushed perlite by a sieve, and keeping the crushed perlite for later use;

s3, mixing the fermented rice hulls, the mellow soil and the expanded perlite according to the ratio of 6:2.5:2, adding one third of peat after mixing, adding certain water after the peat is mixed, spraying a bactericide on the surface of the matrix, placing a polyethylene film for sealing, and thus obtaining the fertilizer;

s4, placing the prepared substrate into a placing seat, placing seedling in the substrate, placing the seedling into the placing seat, when the dry seedling is cultivated, the placing seat can be pulled to drive the sliding sponges on the two sides to move in the water suction groove to adjust the relative positions, and the second water injection hole can be opened by pulling the second conical plug, after the nutrient solution is injected into the second water injection hole, the nutrient solution can enter the water absorption groove through the second water injection hole, and is absorbed by the sliding sponge and the water absorption sponge and then is guided into the water absorption pad attached to one side, the internal matrix can absorb nutrient solution to irrigate the roots of the seedlings after contacting with the water absorption pad, and the rapid liquid injection is carried out on the plurality of placing seats connected through the second water injection holes, meanwhile, the placing seat can be moved out of the base through the sliding sponges on the two sides, so that the placing seat and the seedlings can be conveniently held and replaced;

s5, simultaneously can be through pouring the nutrient solution to the aqua storage tank is interior to through going into the draw-in groove with gasbag and dead lever through one side kelly card, the gasbag can float at the nutrient solution top, thereby can satisfy wet-type cultivation needs, and the matrix can fully absorb the nutrient solution in placing the seat, guarantees the stability of growing seedlings, and the first water injection hole in both sides can be changed the nutrient solution simultaneously, reduces and maintains the degree of difficulty.

As a further description of the above technical solution:

and the temperature rise temperature of the fermentation kettle in the S1 is 28-30 ℃.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, when dry seedling culture is carried out, the placing seat can be pulled to drive the sliding sponges on the two sides to move in the water absorption groove to adjust the relative positions, the second water injection hole opened by the second conical plug is pulled, nutrient solution can enter the water absorption groove through the second water injection hole after being injected into the second water injection hole, the sliding sponges and the water absorption sponges are absorbed and then led into the water absorption cushion attached to one side, the internal matrix can absorb the nutrient solution after being contacted with the water absorption cushion to irrigate the roots of seedlings, the placing seats connected through the second water injection hole can be rapidly injected with the nutrient solution, meanwhile, the placing seat can be moved out of the base through the sliding sponges on the two sides, the placing seat and the seedlings are convenient to hold and replace, thus the matrix in the placing seat and the seedlings for seedling culture can be effectively and conveniently filled with the nutrient solution, and the relative positions of the placing seat in the base can be adjusted, and further, the relative position of the seedling in the base can be effectively adjusted, and the use requirement of dry breeding adjustment is effectively met.

2. According to the invention, when wet seedling is carried out, the nutrient solution can be poured into the water storage tank, the air bag and the fixed rod are clamped into the clamping groove through the clamping rod on one side, the air bag can drive the placing seat to float at the top of the nutrient solution, and at the moment, the water leakage pad at the bottom of the placing seat can be immersed into the substrate in the placing seat through the water leakage hole, so that the substrate is always filled with the nutrient solution, the requirement of wet cultivation can be met, the nutrient solution can be fully absorbed by the substrate in the placing seat, the seedling raising stability is ensured, meanwhile, the first water injection holes on two sides can be used for replacing the nutrient solution, and the maintenance.

3. According to the invention, the fermented chaff is used in the substrate processing, so that the nutrition capacity can be effectively improved through the self-fermentation of the fermented chaff, the gaps in the substrate can be enlarged after crushing and disinfection, meanwhile, the antibacterial capacity and the seedling support capacity can be improved through the proportion of the mellow soil and the expanded perlite, meanwhile, the adsorption capacity can be further increased through peat, the prepared bactericide sprayed after preparation can inactivate bacteria, the water locking capacity is improved after the film is sealed, and the substrate applicability is remarkably increased.

Drawings

FIG. 1 is a schematic structural view of a front cross section of a seedling substrate device for manufacturing forestry by fermenting chaff according to the present invention;

FIG. 2 is an enlarged schematic structural view of part A in FIG. 1 of a device for manufacturing seedling substrate for forestry by fermenting chaff according to the present invention;

FIG. 3 is a schematic view of the air bag structure of the device for producing seedling substrate for forestry by fermenting chaff according to the present invention;

FIG. 4 is a schematic view of a three-dimensional structure of a placing seat of the device for producing seedling substrate for forestry by fermenting chaff according to the present invention;

fig. 5 is a schematic structural view of a filter screen plate of the device for manufacturing seedling substrate for forestry by fermenting chaff.

Illustration of the drawings:

1. a base; 2. a water-absorbing sponge; 3. a water suction tank; 4. a placement mechanism; 401. a placing seat; 402. a water leakage cushion; 403. a water leakage hole; 404. a water absorbent pad; 405. a card slot; 406. a first clamping block; 407. a first card hole; 408. a clamping rod; 409. a connecting plate; 410. a groove; 411. an air bag; 412. a sliding sponge; 5. a filtering mechanism; 501. a filter screen plate; 502. a second card hole; 503. a second fixture block; 504. a first water injection hole; 505. a first conical plug; 506. a water storage tank; 6. a second water injection hole; 7. a second conical plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a fermentation chaff manufacturing forestry is with matrix device that grows seedlings, includes base 1, the groove 3 that absorbs water has all been seted up to 1 inner chamber both sides of base, 3 intussuseptions in the groove that absorbs water are filled with the sponge 2 that absorbs water, and both sides absorb water fixedly connected with placement mechanism 4 between the sponge 2, 1 bottom of base is equipped with filtering mechanism 5, second water injection hole 6 has all been seted up to 3 inner chamber both sides in the groove that absorbs water, be equipped with second taper plug 7 in the second water injection hole 6.

The placing mechanism 4 comprises a placing seat 401, a plurality of water absorbing pads 404 are embedded on two sides of the placing seat 401, a sliding sponge 412 is attached to one side of each water absorbing pad 404, the sliding sponge 412 is slidably connected into the water absorbing groove 3, the sliding sponge 412 is attached to the water absorbing sponge 2, a water leakage pad 402 is fixedly connected to the bottom of the placing seat 401, a plurality of water leakage holes 403 are formed in the top of the water leakage pad 402, the water leakage pad 402 is slidably connected to the top of the filter screen plate 501, clamping grooves 405 are formed in two sides of the top of the placing seat 401, clamping rods 408 are clamped in the clamping grooves 405, a connecting plate 409 is fixedly connected to the top ends of the clamping rods 408, an air bag 411 is fixedly connected to the bottom of the connecting plate 409, the connecting plate 409 is located in a groove 410 formed in a corresponding position on one side of the placing seat 401, the water leakage pad 402 is an elastic plastic pad, and a first latch 406 is clamped in the first clamping hole 407, and the first latch 406 is fixedly connected in one side of the inner cavity of the clamping groove 405.

The implementation mode is specifically as follows: when dry seedling is carried out, the placing seat 401 can be pulled to drive the sliding sponges 412 on the two sides to move in the water absorption groove 3 to adjust the relative positions, the second water injection hole 6 opened by pulling the second conical plug 7 is pulled, after nutrient solution is injected into the second water injection hole 6, the nutrient solution can enter the water absorption groove 3 through the second water injection hole 6, the sliding sponges 412 and the water absorption sponge 2 are adsorbed and then led into the water absorption pad 404 attached to one side, the internal matrix can absorb the nutrient solution to irrigate the roots of seedlings after contacting the water absorption pad 404, the placing seats 401 connected through the second water injection hole 6 are rapidly filled with the nutrient solution, meanwhile, the placing seat 401 can be moved out of the base 1 through the sliding sponges 412 on the two sides, the placing seat 401 and the seedlings can be conveniently held and replaced, the nutrient solution can be effectively and conveniently filled into the matrix and the seedlings in the placing seat 401, and the relative positions of the placing seat 401 in the base 1 can be adjusted, further, the relative position of the seedling in the base 1 can be effectively adjusted, and the use requirement of dry breeding adjustment can be effectively met.

Filter mechanism 5 and include filter screen plate 501, filter screen plate 501 and the laminating of 4 bottoms in top placement mechanism, aqua storage tank 506 has been seted up to 1 bottom of base, filter screen plate 501 both sides have all been seted up the second card hole 502, the joint has second fixture block 503 in the second card hole 502, second fixture block 503 fixed connection is in aqua storage tank 506 inner chamber one side, first water injection hole 504 has all been seted up to aqua storage tank 506 inner chamber both sides, the joint has first awl stopper 505 in the first water injection hole 504, filter screen plate 501 is stainless steel filter screen plate, and the width of filtering screen plate 501 equals with the width of base 1 inner chamber, the pad 404 that absorbs water is sponge water pad 404, and the shape of cross section of the pad 404 that absorbs water is circular, it is filled with the matrix of growing seedlings to place the intussuseption of seat 401.

The implementation mode is specifically as follows: when wet seedling is cultivated, nutrient solution can be poured into the water storage tank 506, the air bag 411 and the fixed rod are clamped into the clamping groove 405 through the clamping rod 408 on one side, after the clamping rod 408 is clamped into the clamping groove 405, the first clamping holes 407 on two sides of the clamping rod 408 can be attached to and limited by the first clamping block 406 in the inner cavity of the clamping groove 405, the separation of the clamping rod 408 and the air bag 411 from the placing seat 401 can be effectively avoided, the air bag 411 can drive the placing seat 401 to float on the top of the nutrient solution, at the moment, the water leakage pad 402 at the bottom of the placing seat 401 can be immersed into the substrate in the placing seat 401 through the water leakage hole 403, so that the substrate is always filled with the nutrient solution, the requirement of wet cultivation can be met, the nutrient solution can be fully absorbed by the substrate in the placing seat 401, the seedling cultivation stability is ensured, and when the magazines in the substrate are deposited to the top of the filter screen plate, and filter plate 501 can be laminated spacing mutually through second card hole 502 and second fixture block 503, conveniently dismantle the washing, influence first water injection hole 504 and block up the influence and annotate the liquid to the first water injection hole 504 in both sides can be changed the nutrient solution simultaneously, reduces and maintains the degree of difficulty.

s4, placing the prepared substrate into a placing seat 401, placing seedling in the substrate, after placing the seedling into the placing seat 401, when performing dry seedling culture, pulling the placing seat 401 to drive the sliding sponges 412 on the two sides to move in the water absorption tank 3 to adjust the relative positions, pulling a second water injection hole 6 opened by a second conical plug 7, after injecting nutrient solution into the second water injection hole 6, the nutrient solution can enter the water absorption tank 3 through the second water injection hole 6, and is absorbed by the sliding sponges 412 and the water absorption sponges 2 and then is introduced into a water absorption pad 404 attached to one side, after contacting with the water absorption pad 404, the internal substrate can absorb the nutrient solution to irrigate the roots of the seedlings, rapidly injecting liquid into the connected placing seats 401 through the second water injection hole 6, and simultaneously the placing seat 401 can be removed from the base 1 through the sliding sponges 412 on the two sides, the placing seat 401 and the offspring seeds are convenient to hold and replace;

s5, simultaneously can be through pouring the nutrient solution to the aqua storage tank 506 in to through going into draw-in groove 405 with gasbag 411 and dead lever through one side kelly 408 card, gasbag 411 can float at the nutrient solution top, thereby can satisfy wet-type cultivation needs, and the matrix can fully absorb the nutrient solution in placing seat 401, guarantee the stability of growing seedlings, the first water injection hole 504 in both sides can be changed the nutrient solution simultaneously, reduces and maintains the degree of difficulty.

The implementation mode is specifically as follows: through using the fermentation chaff can effectively improve the nutritive power through the spontaneous fermentation of fermentation chaff in matrix processing to through smashing the disinfection back, can increase the matrix in the space, simultaneously through the ratio of mellow soil and expanded perlite, can improve antibacterial property and improve the support ability of growing seedlings, peat can further increase the adsorption efficiency simultaneously, and the germicide of spraying can be to the bacterium deactivation after the preparation, improves the ability of locking water after the film is sealed, is showing increase matrix suitability.

The working principle is as follows: when carrying out dry-type seedling culture, place seat 401 through the pulling and can drive both sides slip sponge 412 and remove adjustment relative position in the groove 3 that absorbs water, second water injection hole 6 opened through pulling second taper plug 7, inject into the nutrient solution in second water injection hole 6 after, the nutrient solution can get into the groove 3 that absorbs water through second water injection hole 6, slip sponge 412 and absorb water sponge 2 adsorb the pad 404 that absorbs water of leading-in one side laminating back in, inside matrix can absorb the nutrient solution and carry out the nutrient solution watering to the seedling root after filling up 404 contact with absorbing water, place a plurality of seats 401 of placing of connecting through second water injection hole 6 and carry out quick notes liquid, place seat 401 simultaneously and can shift out in base 1 through both sides slip sponge 412, conveniently place seat 401 and the seedling and take hold the change.

Can be through pouring the nutrient solution to aqua storage tank 506 inward slope, and through going into draw-in groove 405 with gasbag 411 and dead lever through one side kelly 408 card, after draw-in groove 405 is gone into to kelly 408 card, the first card hole 407 of kelly 408 both sides can be spacing with the laminating of the first fixture block 406 of draw-in groove 405 inner chamber, effectively avoid kelly 408 and gasbag 411 with place the separation of seat 401, gasbag 411 can drive and place seat 401 and float at the nutrient solution top, place the pad 402 that leaks of seat 401 bottom this moment can dip in placing seat 401 in the base through hole 403 that leaks, make the base pour by the nutrient solution all the time, and when the magazine deposits to filter plate 501 top in the base, filter plate 501 can effectively filter impurity.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a fermentation chaff manufacturing forestry is with matrix device that grows seedlings, includes base (1), its characterized in that, base (1) inner chamber both sides have all been seted up and have been absorbed water groove (3), it is filled with absorbent sponge (2) to absorb water groove (3), and both sides absorb water fixedly connected with between sponge (2) and place mechanism (4), base (1) bottom is equipped with filter mechanism (5), second water injection hole (6) have all been seted up to groove (3) inner chamber both sides that absorb water, be equipped with second taper plug (7) in second water injection hole (6).

2. The seedling substrate device for manufacturing forestry by fermenting chaff according to claim 1, wherein the placing mechanism (4) comprises a placing seat (401), a plurality of water absorption pads (404) are embedded on both sides of the placing seat (401), a sliding sponge (412) is attached to one side of each water absorption pad (404), the sliding sponge (412) is slidably connected in the water absorption groove (3), the sliding sponge (412) is attached to the water absorption sponge (2), a water leakage pad (402) is fixedly connected to the bottom of the placing seat (401), a plurality of water leakage holes (403) are formed in the top of the water leakage pad (402), the water leakage pad (402) is slidably connected to the top of the filter screen plate (501), clamping grooves (405) are formed in both sides of the top of the placing seat (401), clamping rods (408) are clamped in the clamping grooves (405), a connecting plate (409) is fixedly connected to the top ends of the clamping rods (408), the connecting plate (409) is fixedly connected with an air bag (411) at the bottom, the connecting plate (409) is located in a groove (410) formed in a corresponding position on one side of the placing seat (401), first clamping holes (407) are formed in two sides of the clamping rod (408), a first clamping block (406) is clamped in the first clamping holes (407), and the first clamping block (406) is fixedly connected in one side of an inner cavity of the clamping groove (405).

3. A device for growing seedling substrate for manufacturing forestry by fermenting chaff according to claim 2, wherein the water leakage mat (402) is an elastic plastic mat.

4. The device for manufacturing seedling substrate for forestry by fermenting chaff according to claim 1, wherein the filtering mechanism (5) comprises a filtering screen plate (501), the filtering screen plate (501) is attached to the bottom of the top placing mechanism (4), a water storage tank (506) is arranged at the bottom of the base (1), second clamping holes (502) are arranged on both sides of the filtering screen plate (501), a second clamping block (503) is clamped in the second clamping holes (502), and the second clamping block (503) is fixedly connected to one side of an inner cavity of the water storage tank (506).

5. A seedling substrate device for manufacturing forestry by fermenting chaff according to claim 4, wherein first water injection holes (504) are formed in both sides of the inner cavity of the water storage tank (506), and a first conical plug (505) is connected in the first water injection holes (504) in a clamping manner.

6. A seedling substrate device for manufacturing forestry by fermenting chaff according to claim 4, wherein the filter screen plate (501) is a stainless steel filter screen plate, and the width of the filter screen plate (501) is equal to the width of the inner cavity of the base (1).

7. A fermented chaff manufacturing forestry seedling substrate apparatus according to claim 2, characterized in that the absorbent pad (404) is a sponge absorbent pad (404), and the cross-sectional shape of the absorbent pad (404) is circular.

8. A seedling substrate device for manufacturing forestry by fermenting chaff according to claim 2, wherein the placing seat (401) is filled with a seedling substrate.

9. The substrate preparation method of the device for manufacturing seedling substrate for forestry by fermenting chaff according to any one of claims 1 to 8, which is characterized by comprising the following steps:

s4, placing the prepared substrate into a placing seat (401), placing seedling in the substrate, pulling the placing seat (401) to drive two sides of sliding sponges (412) to move in a water absorption groove (3) to adjust the relative position when performing dry seedling after placing the seedling into the placing seat (401), pulling a second water injection hole (6) opened by a second conical plug (7), injecting nutrient solution into the second water injection hole (6), enabling the nutrient solution to enter the water absorption groove (3) through the second water injection hole (6), being adsorbed by the sliding sponges (412) and the water absorption sponge (2) and then being led into a water absorption pad (404) attached to one side, enabling the internal substrate to absorb the nutrient solution after contacting the water absorption pad (404) to irrigate the roots of the seedling, and rapidly injecting the connected placing seats (401) through the second water injection hole (6), meanwhile, the placing seat (401) can be moved out of the base (1) through the sliding sponges (412) on the two sides, so that the placing seat (401) and the seedlings can be conveniently held and replaced;

s5, simultaneously can be through pouring the nutrient solution to aqua storage tank (506) inward sloping, and go into draw-in groove (405) through passing one side kelly (408) card with gasbag (411) and dead lever, gasbag (411) can float at the nutrient solution top, thereby can satisfy wet-type cultivation needs, and the matrix can fully absorb the nutrient solution in placing seat (401), guarantee the stability of growing seedlings, the first water injection hole in both sides (504) can be changed the nutrient solution simultaneously, reduce and maintain the degree of difficulty.

10. The substrate preparation method of the device for manufacturing seedling substrates by fermenting chaff as claimed in claim 9, wherein the temperature rise temperature of the fermentation kettle in the S1 is 28-30 ℃.