CN111869626A - Vegetable earthworm cultivation ecological system for overcoming soil salinization and continuous sitting obstacle - Google Patents
Vegetable earthworm cultivation ecological system for overcoming soil salinization and continuous sitting obstacle Download PDFInfo
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- 241000361919 Metaphire sieboldi Species 0.000 title claims abstract description 225
- 235000013311 vegetables Nutrition 0.000 title claims abstract description 109
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- 238000000855 fermentation Methods 0.000 claims abstract description 42
- 230000004151 fermentation Effects 0.000 claims abstract description 42
- 241001233061 earthworms Species 0.000 claims abstract description 32
- 239000010815 organic waste Substances 0.000 claims abstract description 28
- 239000011159 matrix material Substances 0.000 claims abstract description 16
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- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
- A01K67/0332—Earthworms
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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Abstract
The invention discloses a vegetable earthworm cultivation ecological system for overcoming soil salinization and continuous sitting obstacle, which comprises: a plurality of vegetable planting furrows; the vegetable cultivation ditches and the earthworm cultivation ditches are arranged at intervals, and an operation space is formed between one vegetable cultivation ditch and one earthworm cultivation ditch which are adjacent to each other; a fermentation tank disposed near the plurality of vegetable planting furrows, the fermentation tank containing organic waste; the earthworm cultivation net cage is filled with earthworm cultivation matrix, the earthworm cultivation matrix is prepared by mixing fermentation products of organic waste in a fermentation tank and soil, and earthworms are put in the earthworm cultivation net cage; wherein, a plurality of earthworm cultivation net cages are arranged in each earthworm cultivation ditch. The invention realizes low-cost resource utilization of organic waste treatment, overcomes continuous cropping obstacles and salinization obstacles, realizes the combination of organic circulation of vegetable production and efficient earthworm cultivation, and realizes multiple effects and high-benefit output.
Description
Technical Field
The invention relates to the technical field of ecological agriculture, in particular to a vegetable earthworm cultivation ecological system for overcoming soil salinization and continuous sitting obstacle.
Background
The resource utilization of agricultural wastes (including livestock and poultry manure, crop straws and the like) has practical and profound significance for improving the agricultural ecological environment and promoting the agricultural sustainable development. The earthworms are saprophytic animals, and can convert organic wastes into fertile organic fertilizers by taking the organic wastes as food, thereby promoting the virtuous circle and energy flow of substances of an ecological system. Earthworms are called "ecosystem engineers" and have the functions of improving soil and increasing soil fertility. The existing research shows that the earthworms can improve the water quality of the wetland, enhance the photosynthetic activity, density and biomass of wetland plants and enable the wetland plants to absorb more nitrogen and phosphorus. The wormcast can also play a role in preventing plant diseases and insect pests and reduce the incidence of the plants. The presence of earthworms plays an important role in the healthy growth of crops.
Vegetables are agricultural byproducts essential to urban residents in life, continuous cropping obstacles and salinization obstacles exist in the vegetable planting process, and the quality of the vegetables is reduced. Therefore, an ecosystem which can combine vegetable planting and earthworm cultivation is needed, on one hand, the problem of organic waste treatment can be solved on the spot, on the other hand, the continuous cropping obstacle and the salinization obstacle can be overcome, and the organic cycle of vegetable production and the efficient earthworm cultivation can be realized.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages described hereinafter.
The invention aims to provide a vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacles, which can organically combine vegetable cultivation with earthworm cultivation, not only can solve the problem of organic waste treatment on site and realize low-cost resource utilization of organic waste treatment, but also can overcome continuous cropping obstacles and salinization obstacles and improve the quality of vegetables.
To achieve these objects and other advantages in accordance with the present invention, there is provided a vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting impediment, comprising:
a plurality of vegetable planting furrows in which vegetables are planted;
the vegetable planting ditches and the earthworm cultivating ditches are arranged at intervals, and an operation space is formed between one adjacent vegetable planting ditch and one adjacent earthworm cultivating ditch;
a fermentation tank disposed adjacent to the plurality of vegetable planting furrows, the fermentation tank containing organic waste for fermenting the organic waste;
the earthworm cultivation net cage is filled with earthworm cultivation matrix, the earthworm cultivation matrix is prepared by mixing fermentation products of organic waste in the fermentation tank and soil, earthworms are put in the earthworm cultivation net cage, the earthworm cultivation net cage is provided with meshes, and the aperture of the meshes is smaller than the diameter of the earthworms;
a plurality of earthworm cultivation net cages are placed in each earthworm cultivation ditch, shading cloth covers the upper portions of the earthworm cultivation net cages, a water spraying device is arranged between each earthworm cultivation net cage and the adjacent vegetable planting ditch, and the water spraying device is provided with two spray heads facing the earthworm cultivation net cages and the vegetable planting ditches respectively.
Preferably, the vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacle comprises:
the material conveying devices extend along the length direction of the earthworm cultivation ditches and are positioned above the operation space between every two adjacent earthworm cultivation ditches and the vegetable planting ditches;
the fermentation tank is rectangular and is arranged along the width direction of the plurality of vegetable planting ditches and the plurality of earthworm breeding ditches;
one end of the material conveying device is connected to the fermentation tank, and the other end of the material conveying device extends to the tail end of the earthworm cultivation ditch.
Preferably, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacle, the material conveying device is a belt conveying device.
Preferably, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacles, the upper part of the earthworm cultivation net cage is opened to form a feeding port, the feeding port is sealed by the shading cloth, the side part of the earthworm cultivation net cage is provided with a discharge port, and a box cover is arranged on the side part of the earthworm cultivation net cage in a drawable manner and used for sealing the discharge port.
Preferably, the vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacle further comprises:
the earthworm screening mechanism comprises a frame, a vibrating screen, a hopper, a discharge chute and an earthworm collecting bin, wherein walking wheels are arranged at the bottom of the frame, the hopper is arranged at the upper part of the frame, a feed inlet is formed at the upper part of the hopper, the vibrating screen is arranged on the frame, the discharge chute is arranged on the frame and is positioned below the vibrating screen, and the earthworm collecting bin is arranged on the frame and is positioned at one side of the vibrating screen;
wherein, under the condition that the earthworm screening mechanism is arranged in the working space and one of the earthworm cultivation net cages is placed above the hopper, the discharge chute inclines towards the earthworm cultivation ditch.
Preferably, the vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacle further comprises:
the device comprises a main air duct and a plurality of branch air ducts connected to the main air duct, the main air duct is connected to an air supply device, each branch air duct extends downwards to the inside of an earthworm cultivation net cage of one earthworm cultivation ditch, each branch air duct comprises a vertical pipe part and a spherical pipe end connected with the vertical pipe part into a whole, the vertical pipe part is connected to the main air duct, the spherical pipe end is spherical, and the spherical pipe end is provided with a plurality of air holes which are uniformly distributed.
Preferably, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, the air breather device comprises a vibration motor which is connected to the main air duct and is used for driving the main air duct to vibrate.
Preferably, in the vegetable earthworm cultivation ecological system for overcoming soil salinization and continuous sitting obstacle, the aperture of the meshes of the earthworm cultivation net cage is 0.5-1 cm.
The invention at least comprises the following beneficial effects:
(1) the invention provides a vegetable earthworm cultivation ecological system for overcoming soil salinization and sitting obstacle, a fermentation tank can be used for fermenting organic wastes, the fermented product is used for earthworm cultivation, earthworm cast and earthworm cultivation matrix can be used for vegetable planting, the organic wastes are treated on site, the non-point source pollution is solved, and the low-cost resource utilization of organic waste treatment is realized;
(2) based on the invention, after vegetables are planted in the vegetable planting ditches for a period of time, the earthworm cultivation net cage can be taken out of the earthworm planting ditches, after earthworms are separated, earthworm cultivation substrates, earthworm feces and soil in the vegetable planting ditches are mixed and filled into the earthworm cultivation ditches, then the vegetables are planted in the earthworm cultivation ditches, and the earthworms are cultivated in the former vegetable planting ditches. Based on the design, the continuous planting of vegetables can be realized, the continuous cropping obstacles and the salinization obstacles are overcome, and the organic combination of obstacle solving and high-efficiency production of high-quality fruits and vegetables is realized.
(3) The invention can realize high-efficiency ecological production of high-quality vegetables, realize the combination of organic cycle of vegetable production and high-efficiency earthworm cultivation, and realize multiple effects and high-benefit output.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural diagram of the vegetable earthworm cultivation ecosystem for overcoming soil salinization and continuous sitting obstacle according to the invention;
FIG. 2 is a schematic structural view of the earthworm cultivation ditch of the present invention;
fig. 3 is a schematic structural diagram of the earthworm screening mechanism according to the invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
As shown in fig. 1 to 3, the present invention provides a vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, comprising: a plurality of vegetable planting furrows 2 in which vegetables are planted; a plurality of earthworm cultivation ditches 3, wherein the vegetable planting ditches 2 and the earthworm cultivation ditches 3 are arranged at intervals, and an operation space is formed between one vegetable planting ditch 2 and one earthworm cultivation ditch 3 which are adjacent to each other; a fermentation tank 1 disposed near the plurality of vegetable planting furrows, the fermentation tank 1 containing organic waste for fermenting the organic waste; the earthworm cultivation net cage 8 is filled with earthworm cultivation matrix, the earthworm cultivation matrix is prepared by mixing fermentation products of organic waste in the fermentation tank and soil, earthworms are put in the earthworm cultivation net cage 8, the earthworm cultivation net cage is provided with meshes, and the aperture of the meshes is smaller than the diameter of the earthworms; a plurality of earthworm cultivation net cages 8 are placed in each earthworm cultivation ditch 3, shading cloth 6 covers the upper portions of the earthworm cultivation net cages 8, a water spraying device is arranged between each earthworm cultivation net cage and the adjacent vegetable planting ditch, and the water spraying device is provided with two spray heads facing the earthworm cultivation net cages and the vegetable planting ditches respectively.
When the ecological system is applied to vegetable cultivation and earthworm cultivation, vegetables are planted in the vegetable planting ditches. Organic waste generated in the vegetable cultivation process and organic waste of the conveyor belt in other planting links can be thrown into the fermentation tank for fermentation. The earthworm cultivation net cage is arranged in the earthworm cultivation ditch, earthworm cultivation substrates are filled in the earthworm cultivation net cage, the earthworm cultivation substrates are formed by mixing fermentation products of organic wastes in a fermentation tank and soil (the specific mass ratio can be 9:1), earthworms are put in the earthworm cultivation net cage, the earthworms can carry out secondary utilization on the fermentation products of the organic wastes, and the produced earthworm feces can be used for planting vegetables and plays roles in improving the quality of the vegetables and improving the soil. Based on the process, the organic waste can be treated on site, the non-point source pollution is solved, and the low-cost utilization of the organic waste is realized.
In the earthworm cultivation process, the upper part of the earthworm cultivation net cage 8 is covered with the shading cloth 6, a water spraying device is arranged between two adjacent earthworm cultivation ditches and the vegetable planting ditch, the water spraying device is provided with two spray heads facing the earthworm cultivation net cage and the vegetable planting ditch respectively, namely the water spraying device can spray water to the vegetable and the earthworm cultivation net cage simultaneously, on one hand, the irrigation is provided for the vegetable, on the other hand, the earthworm cultivation matrix can be kept moist, and the earthworm cultivation efficiency is improved. The invention realizes high-quality ecological production of vegetables and high-efficiency breeding of earthworms.
According to the invention, the vegetable planting ditches and the earthworm cultivating ditches are arranged at intervals, namely one vegetable planting ditch is adjacent to one earthworm cultivating ditch. Therefore, in the process of planting vegetables for a period of time, the vegetables are planted in the vegetable planting furrows, and the earthworms are cultured in the adjacent earthworm culturing furrows. After a period of time, the vegetables are completely harvested, the earthworm cultivation net cage is taken out of the earthworm cultivation ditch, the cultivated earthworms are separated from the earthworm cultivation substrate, then the soil in the vegetable cultivation ditch is dug, the part of the soil is mixed with the earthworm cultivation substrate containing earthworm cast and then filled into the earthworm cultivation ditch, then the vegetables can be continuously planted in the ditch serving as the earthworm cultivation ditch in the previous round of planting (the planting substrate of the vegetables in the new round of planting contains the earthworm cast and the earthworm cultivation substrate), and then the earthworm cultivation net cage is placed in the ditch serving as the vegetable cultivation ditch in the previous round of planting for earthworm cultivation. Namely, the invention realizes the continuous planting of vegetables, overcomes the continuous cropping obstacles and the salinization obstacles, and realizes the organic combination of obstacle solution and high-efficiency production of high-quality vegetables.
The earthworm breeding net cage can prevent earthworms from escaping on the one hand, guarantees the breeding quality of the earthworms, is convenient to take out from the earthworm breeding ditch on the other hand, can quickly separate the earthworms from the earthworm breeding matrix, is also convenient to switch the functions of the vegetable planting ditch and the earthworm breeding ditch, and can improve the operating efficiency of the whole ecological system.
The invention organically combines vegetable planting and earthworm cultivation, realizes the combination of organic circulation of vegetable production and efficient earthworm cultivation, and realizes multiple effects and high-benefit output.
In a preferred embodiment, the vegetable earthworm cultivating ecosystem for overcoming soil salinization and sitting obstacle comprises: a plurality of material conveying devices 4, wherein each material conveying device 4 extends along the length direction of the earthworm cultivation ditch and is positioned above the operation space between two adjacent earthworm cultivation ditches and the vegetable planting ditch; the fermentation tank 1 is rectangular, and the fermentation tank 1 is arranged along the width direction of the vegetable planting ditches 2 and the earthworm cultivating ditches 3; one end of the material conveying device 4 is connected to the fermentation tank 1, and the other end of the material conveying device extends to the tail end of the earthworm cultivation ditch.
The fermentation vat can set up in the one side that spanes a plurality of vegetable planting ditches and a plurality of earthworm cultivation ditches, and the staff puts into material conveyor with fermentation product in the fermentation vat, can directly carry the fermentation product of organic waste in the fermentation vat to near earthworm cultivation ditch through material conveyor, does not need the manpower to shift the fermentation product of organic waste to near earthworm cultivation ditch, and the staff is filled the fermentation product in the material conveyor to the earthworm cultivation box with a net can. This embodiment helps using manpower sparingly, improves the operating efficiency.
Or transferring the fermentation product in the fermentation tank to the position near each earthworm cultivation net cage by using a trolley, and filling a proper amount of fermentation product into the earthworm cultivation net cage.
In a preferred embodiment, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, the material conveying device 4 is a belt conveying device.
The planting personnel can operate in the operation space, the fermentation products conveyed by the belt conveying device are filled into the corresponding earthworm cultivation net cage, and earthworms are put into the earthworm cultivation net cage, so that the earthworms can be cultivated.
In a preferred embodiment, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, the upper part of the earthworm cultivation net cage 8 is opened to form a feeding port, the feeding port is closed by the shade cloth 6, the side part of the earthworm cultivation net cage 8 is provided with a discharging port, and a cover is arranged on the side part of the earthworm cultivation net cage in a manner of being capable of being pulled and pulled to close the discharging port.
The shading cloth can shade the earthworm cultivation net cage and is beneficial to keeping the humidity in the earthworm cultivation net cage, thereby being beneficial to normal earthworm cultivation. When feeding is needed, uncovering the shading cloth, conveying the fermentation product to the position near the earthworm cultivation net cage by using the material conveying device, and then putting the fermentation product on the material conveying device into the earthworm cultivation net cage through the feeding port in a proper amount by a worker so as to supplement nutrients required by earthworm cultivation.
When the earthworms are to be harvested, the earthworm cultivation net box can be lifted upwards from the earthworm cultivation ditch, then the box cover is pulled outwards, and the earthworm cultivation matrix in the earthworm cultivation net box can be poured out.
In a preferred embodiment, the vegetable earthworm cultivating ecosystem for overcoming soil salinization and sitting obstacle further comprises: the earthworm screening mechanism comprises a rack 14, a vibrating screen 13, a hopper 12, a discharge chute 15 and an earthworm collecting bin, wherein walking wheels are arranged at the bottom of the rack 14, the hopper 12 is arranged on the upper part of the rack 14, a feed inlet is formed in the upper part of the hopper 12, the vibrating screen 13 is arranged on the rack and used for separating earthworms in the earthworm breeding net cage 8 from earthworm breeding matrixes, the discharge chute 15 is arranged on the rack and is positioned below the vibrating screen 13, and the earthworm collecting bin is arranged on the rack and is positioned on one side of the vibrating screen; wherein, under the condition that the earthworm screening mechanism is arranged in the working space and one of the earthworm cultivation net cages 8 is placed above the hopper 12, the discharge chute 15 is inclined towards the earthworm cultivation ditch.
When the earthworms are harvested, the earthworm screening mechanism is moved to the position near the earthworm breeding net cage, the earthworm screening mechanism is located in the operation space, the discharge port of the side portion of the earthworm breeding net cage 8 is opened, the earthworm breeding net cage 8 is placed on the hopper, the earthworm breeding matrix and the earthworms fall into the vibrating screen 13 below the hopper 12, the vibrating screen 13 works, the earthworm breeding matrix with fine particles falls into the discharge chute 15 below the vibrating screen, the workers can sort the earthworms left by the vibrating screen 13 into the earthworm collecting bin, and then the workers can transfer the earthworm breeding matrix with coarse particles which do not fall into the lower portion of the vibrating screen into the discharge chute. Because the discharge chute inclines towards the earthworm breeding ditch, the earthworm breeding substrate can directly fall into the earthworm breeding ditch. When the earthworms in the earthworm cultivation net cage are harvested one by one, the earthworm cultivation substrate and the earthworm cast are transferred into the earthworm cultivation ditch, and then a part of soil can be dug from the vegetable cultivation ditch and filled into the earthworm cultivation ditch to be mixed with the earthworm cultivation substrate and the earthworm cast to be used as the vegetable cultivation substrate for the next round of planting. Based on this earthworm screening mechanism, can realize the results operation to the earthworm fast and effectively, improve whole ecosystem's operating efficiency.
In a preferred embodiment, the vegetable earthworm cultivating ecosystem for overcoming soil salinization and sitting obstacle further comprises: the device comprises a main air duct 5 and a plurality of branch air ducts 9 connected to the main air duct, the main air duct is connected to a gas supply device 7, each branch air duct 9 extends downwards to the inside of an earthworm cultivation net cage 8 of one earthworm cultivation ditch, each branch air duct 9 comprises a vertical pipe part 10 and a spherical pipe end 11 connected with the vertical pipe part into a whole, the vertical pipe part 10 is connected to the main air duct, the spherical pipe end 11 is spherical, and the spherical pipe end 11 is provided with a plurality of air holes which are uniformly distributed.
In order to improve the breeding condition of the earthworms, a ventilation device is also arranged. The air supply device supplies air to the ventilation device, the main ventilation pipeline 5 sends the air into the branch ventilation pipelines 9, and each branch ventilation pipeline 9 sends the air into each earthworm cultivation net cage, so that the oxygen content in the earthworm cultivation matrix of the earthworm cultivation net cage is increased. The branch vent pipe 9 comprises a spherical pipe end 11, the spherical pipe end 11 is spherical and is provided with a plurality of air holes, so that the contact area with the earthworm cultivation substrate can be increased, and the air supply effect on the earthworm cultivation substrate is further increased.
After the positions of the vegetable planting ditches and the earthworm cultivating ditches are exchanged, ventilating devices need to be arranged in the new earthworm planting ditches.
In a preferred embodiment, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, the air breather device comprises a vibration motor, and the vibration motor is connected to the main air duct and is used for driving the main air duct to vibrate up and down.
The main air duct 5 is arranged on a main air duct support, and the vibration motor drives the main air duct to vibrate up and down, so that the branch air ducts are driven to vibrate up and down in a reciprocating manner in a small amplitude, and the purposes of loosening soil and improving the earthworm breeding conditions are achieved.
In a preferred embodiment, in the vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, the aperture of the meshes of the earthworm cultivation net cage 8 is 0.5-1 cm.
Meshes of the earthworm cultivation net cage can be arranged according to the size of earthworms so as to prevent the earthworms from escaping.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (8)
1. A vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle, its characterized in that includes:
a plurality of vegetable planting furrows in which vegetables are planted;
the vegetable planting ditches and the earthworm cultivating ditches are arranged at intervals, and an operation space is formed between one adjacent vegetable planting ditch and one adjacent earthworm cultivating ditch;
a fermentation tank disposed adjacent to the plurality of vegetable planting furrows, the fermentation tank containing organic waste for fermenting the organic waste;
the earthworm cultivation net cage is filled with earthworm cultivation matrix, the earthworm cultivation matrix is prepared by mixing fermentation products of organic waste in the fermentation tank and soil, earthworms are put in the earthworm cultivation net cage, the earthworm cultivation net cage is provided with meshes, and the aperture of the meshes is smaller than the diameter of the earthworms;
a plurality of earthworm cultivation net cages are placed in each earthworm cultivation ditch, shading cloth covers the upper portions of the earthworm cultivation net cages, a water spraying device is arranged between each earthworm cultivation net cage and the adjacent vegetable planting ditch, and the water spraying device is provided with two spray heads facing the earthworm cultivation net cages and the vegetable planting ditches respectively.
2. The vegetable earthworm cultivation ecosystem for overcoming soil salinization and sedentary obstacles of claim 1, comprising:
the material conveying devices extend along the length direction of the earthworm cultivation ditches and are positioned above the operation space between every two adjacent earthworm cultivation ditches and the vegetable planting ditches;
the fermentation tank is rectangular and is arranged along the width direction of the plurality of vegetable planting ditches and the plurality of earthworm breeding ditches;
one end of the material conveying device is connected to the fermentation tank, and the other end of the material conveying device extends to the tail end of the earthworm cultivation ditch.
3. The vegetable earthworm cultivation ecosystem for overcoming soil salinization and sedentary obstacles of claim 2, wherein the material conveying device is a belt conveying device.
4. The vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle as claimed in claim 1, wherein the upper portion of the earthworm cultivation net cage is opened to form a feeding port, the feeding port is closed by the shade cloth, the side portion of the earthworm cultivation net cage is provided with a discharging port, and a cover is drawably arranged on the side portion of the earthworm cultivation net cage for closing the discharging port.
5. The vegetable earthworm cultivation ecosystem for overcoming soil salinization and sedentary obstacles of claim 4, further comprising:
the earthworm screening mechanism comprises a frame, a vibrating screen, a hopper, a discharge chute and an earthworm collecting bin, wherein walking wheels are arranged at the bottom of the frame, the hopper is arranged at the upper part of the frame, a feed inlet is formed at the upper part of the hopper, the vibrating screen is arranged on the frame, the discharge chute is arranged on the frame and is positioned below the vibrating screen, and the earthworm collecting bin is arranged on the frame and is positioned at one side of the vibrating screen;
wherein, under the condition that the earthworm screening mechanism is arranged in the working space and one of the earthworm cultivation net cages is placed above the hopper, the discharge chute inclines towards the earthworm cultivation ditch.
6. The vegetable earthworm cultivation ecosystem for overcoming soil salinization and sedentary obstacles of claim 5, further comprising:
the device comprises a main air duct and a plurality of branch air ducts connected to the main air duct, the main air duct is connected to an air supply device, each branch air duct extends downwards to the inside of an earthworm cultivation net cage of one earthworm cultivation ditch, each branch air duct comprises a vertical pipe part and a spherical pipe end connected with the vertical pipe part into a whole, the vertical pipe part is connected to the main air duct, the spherical pipe end is spherical, and the spherical pipe end is provided with a plurality of air holes which are uniformly distributed.
7. A vegetable earthworm cultivation ecosystem for overcoming soil salination and sitting impediments according to claim 6, wherein the aeration device includes a vibration motor connected to the main aeration pipe for driving the main aeration pipe to vibrate.
8. The vegetable earthworm cultivation ecosystem for overcoming soil salinization and sitting obstacle as claimed in claim 1, wherein the aperture of the meshes of the earthworm cultivation net cage is 0.5-1 cm.
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