CN114128616A - Inducing device for soilless growth of seeds and application thereof - Google Patents
Inducing device for soilless growth of seeds and application thereof Download PDFInfo
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- CN114128616A CN114128616A CN202111428895.5A CN202111428895A CN114128616A CN 114128616 A CN114128616 A CN 114128616A CN 202111428895 A CN202111428895 A CN 202111428895A CN 114128616 A CN114128616 A CN 114128616A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The invention relates to the technical field of soilless seed growth, in particular to an induction device for soilless seed growth and application thereof, wherein the device comprises a liquid supply layer for supplying liquid to seeds, a liquid retention film for controlling the germination position and the germination growth direction of the seeds, and a liquid supply pool for supplying liquid to the liquid supply layer in real time; the liquid supply layer is superposed with the liquid retention membrane, the front ends of the liquid supply layer and the liquid retention membrane are both arranged in the liquid supply pool, and the rear ends of the liquid supply layer and the liquid retention membrane are both arranged outside the liquid supply pool; a multi-stage growth chamber for controlling the growth of seed roots is arranged between the liquid supply layer and the liquid retention film. A plurality of pelletized seed particles are disposed within the first accommodation region. The invention solves the problem that the structure in the prior art can not effectively make plants gradually adapt to the environment.
Description
Technical Field
The invention relates to the technical field of seed soilless growth, in particular to an induction device for seed soilless growth.
Background
Soilless culture refers to a culture method in which water, grass peat or forest leaf mold, vermiculite and other media are used as substrates for fixing plants, and the plant roots can directly contact with nutrient solution, and can be cultured in places with proper illumination and temperature and without soil, such as deserts, beaches and desolate islands, as long as a certain amount of fresh water is supplied. Soilless culture is divided into hydroponic culture, aeroponic culture and matrix culture according to different culture media, wherein hydroponic culture refers to a culture method in which a plant root system is directly contacted with a nutrient solution without using a matrix. In the prior art, when plants are placed in a soilless environment to provide needed nutrient components for the plants, the plants can grow by themselves and cannot be gradually adapted to the plants, so that the soilless culture effect of the plants is not ideal.
Disclosure of Invention
An object of this application is to provide an induction system for seed soilless growth, it has solved prior art's structure and can't effectively accomplish the problem that makes the plant adapt to the environment gradually.
The technical scheme of the application is as follows:
the invention provides an inducing device for soilless seed growth, which comprises a liquid supply layer for supplying liquid to seeds, a liquid retention film for controlling the germination position and the germination growth direction of the seeds, and a liquid supply pool for supplementing the liquid supply layer with liquid in real time, wherein the liquid supply layer is superposed with the liquid retention film, the front ends of the liquid supply layer and the liquid retention film are arranged in the liquid supply pool, and the rear ends of the liquid supply layer and the liquid retention film are arranged outside the liquid supply pool; and a multi-stage growth chamber for controlling the growth of seed roots is arranged between the liquid supply layer and the liquid retention film.
Further, the multistage growth chamber is including the first adaptation district that is used for placing the seed, the second adaptation district that is used for training the soilless growth adaptability of seed and be used for making the seed carry out soilless growth's third adaptation district completely, the third adaptation district, the second adaptation district with first adaptation district keeps away from in proper order the liquid supply tank sets up, and a plurality of seed intervals set up in the first adaptation district.
Further, a liquid supply cloth for controlling air required by seed growth is arranged on one side, away from the liquid retention film, of the liquid supply layer, the rear end of the liquid supply cloth is arranged in alignment with the rear end of the liquid supply layer, and the front end of the liquid supply cloth is arranged in alignment with the front end of the first adaptation area;
one side of the liquid supply cloth far away from the liquid supply layer is provided with a liquid adsorption layer, the rear end of the liquid adsorption layer is connected with the rear end of the liquid supply cloth, and the front end of the liquid adsorption layer is connected with the front end of the liquid supply layer.
Further, the length of the first adaptive area is 50-300 mm, and the width of the first adaptive area is 5-8 mm; the length of the second adaptive area is 30-100 mm, and the width of the second adaptive area is 1-5 mm;
the front end of the third adaptive area is positioned in the liquid of the liquid supply pool, and the length of the third adaptive area is 30-100 mm, and the width of the third adaptive area is less than 0.5 mm. Furthermore, a plurality of growth openings for plant ventilation and seedling emergence are formed in the liquid retention film.
Further, the light transmittance of the liquid retention film is less than 5%, the air permeability of the liquid supply cloth is 40% or more, and the air permeability of the liquid supply layer is 20% to 40%.
The application of the inducing device for the soilless growth of the seeds is characterized in that a plurality of pelleted seed particles are placed in the first adaptation area, and the coating thickness of the pelleted seed particles is 2-5 mm.
The technical scheme of the application has following advantage and beneficial effect at least:
the invention provides an inducing device for soilless growth of seeds, which is provided with a multistage growth chamber, wherein the multistage growth chamber can enable a plant root system to gradually adapt to a soilless living environment, comprises a first adaptation area, a second adaptation area and a third adaptation area, wherein the pelleted seed particles are arranged in the first adaptation zone, the roots of the seeds can enter the second adaptation zone after the seeds take roots, in the second adaptation zone, because the water content and the air humidity in the cavity of the liquid supply layer are gradually improved and the air gap rate of the liquid supply layer is gradually reduced, the plant root system can gradually exercise the adaptability of the plant root system to the high-moisture and low-oxygen environment in the process of downward growth of the plant root system, further, the establishment of the main root system of the plant is weakened, the induction and domestication of more secondary roots formed on the plant are realized, and the plant can be more suitable for the aquatic environment. The liquid supply tank is arranged, the lower ends of the liquid supply layer and the liquid retention membrane are inserted into the liquid supply tank, water is supplied to the pelletized seed particles through the liquid supply layer, the liquid supply layer adsorbs the liquid and then supplies the liquid to the pelletized seed particles to root the pelletized seed particles, the roots of the seeds grow after the seeds root and are inserted into the liquid in the liquid supply tank to form water roots, then nutrient substances are absorbed from the liquid to supply the growth requirements of the whole plant, and after the seeds produce the aerial roots, the aerial roots absorb the nutrients soaked in the roots in the liquid supply tank to continue growing. The application provides an induction device for seed soilless growth, has solved prior art's structure and can't effectively accomplish the problem that makes the plant adapt to the environment gradually.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Icon: 1-pelleted seed particles; 2-a liquid supply layer; 3-liquid retention membrane; 4-a liquid supply reservoir; 5-a multi-stage growth chamber; 501-a first adaptation zone; 502-a second adaptation region; 503-a third adaptation zone; 6-liquid supply cloth; 7-liquid adsorption layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "inner", "outer", etc. are used to indicate an orientation or positional relationship based on that shown in the drawings or that the product of the application is usually placed in use, this is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present application.
In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example 1
Referring to fig. 1, the present invention provides an inducing apparatus for soilless seed growth, the apparatus includes a liquid supply layer 2 for supplying liquid to seeds, a liquid retention film 3 for controlling a germination position and a germination growth direction of the seeds, and a liquid supply tank 4 for supplying liquid to the liquid supply layer 2 in real time, the liquid supply layer 2 is overlapped with the liquid retention film 3, front ends of the liquid supply layer 2 and the liquid retention film 3 are both disposed in the liquid supply tank 4, and rear ends of the liquid supply layer 2 and the liquid retention film 3 are both disposed outside the liquid supply tank 4; a multi-stage growth chamber 5 for controlling the growth of seed roots is arranged between the liquid supply layer 2 and the liquid retention film 3. The multistage growth chamber 5 comprises a first adaptive area 501 for placing seeds, a second adaptive area 502 for training the soilless growth adaptive capacity of the seeds and a third adaptive area 503 for enabling the seeds to completely grow in the soilless mode, wherein the third adaptive area 503, the second adaptive area 502 and the first adaptive area 501 are sequentially far away from the liquid supply tank 4.
It is worth to say that the invention provides an inducing device for soilless growth of seeds, the device is provided with a multistage growth chamber 5, the root system of the plant can gradually adapt to a soilless living environment, specifically, the multistage growth chamber 5 is a clamping space between the liquid supply layer 2 and the liquid retention membrane 3, the multistage growth chamber 5 comprises a first adaptation area 501, a second adaptation area 502 and a third adaptation area 503, wherein the seeds are arranged in the first adaptation area 501, the roots of the seeds can enter the second adaptation area 502 after the seeds take roots, in the second adaptation area 502, as the water content and the air humidity in the cavity of the liquid supply layer 2 are gradually increased, and the air permeability of the liquid supply layer 2 is gradually reduced, specifically, the porosity refers to the percentage of the pore volume in the block-shaped material to the total volume of the material in a natural state, the liquid supply layer 2 is made of an air permeable material, the porosity of the air holes is the percentage of the air holes in the material which can be ventilated in the whole volume of the material, so that the gradual exercise of the plant root system to the high-moisture and low-oxygen environment adaptability is realized in the process of the downward growth of the plant root system, the establishment of the main root system of the plant is weakened, the induction and domestication of more secondary roots of the plant are realized, and the plant can be more suitable for the aquatic environment. After the plant is adapted to the environment of the second adaptation zone 502, the root of the plant will continue to grow or accelerate to grow and enter the third adaptation zone 503, in the third adaptation zone 503, because the water content and the air humidity in the cavity of the liquid supply layer 2 are further increased and the porosity of the liquid supply layer 2 is further reduced, the environment in the cavity of the third adaptation zone 503 is further close to the aquatic environment, in the process of the downward growth of the plant root system, the plant is further adapted to the aquatic environment, and then the plant can directly grow in the liquid after passing through the third adaptation zone 503. The liquid supply tank 4 is arranged, the lower ends of the liquid supply layer 2 and the liquid retention membrane 3 are inserted into the liquid supply tank, water is supplied to the seeds through the liquid supply layer 2, the liquid supply layer 2 adsorbs the liquid and then supplies the liquid to the seeds to root, the water roots mean roots of aquatic plants growing in water, the roots grow after the seeds root and are inserted into the liquid in the liquid supply tank 4 to form water roots, then nutrient substances are absorbed from the liquid to supply the growth requirements of the whole plants, the aerial roots mean adventitious roots which grow on the plant stems, grow above the ground and are exposed in the air, and when the seeds produce the aerial roots, the aerial roots absorb the moisture and the nutrients of the liquid supply layer 2 and the liquid supply cloth 6 and the nutrients of the roots immersed in the liquid supply tank 4 to continue growing. Alternatively, the liquid supply tank 4 may be a separate container for storing liquid, or may be a liquid storage container formed by welding the liquid retention film 3 and the liquid adsorption layer 7. The liquid supply layer 2 absorbs liquid in the liquid supply pool 4 through capillary action, in detail, in the invention, one end facing the liquid supply pool 4 is the front end, the other end far away from the liquid supply pool 4 is the rear end, in addition, the water content of the liquid supply layer 2 and the pelleted seeds can not reach the saturation degree all the time, the contained water has certain water potential pressure, the accelerated development of plant root systems can be induced, and the root hair quantity of the root systems is further improved. The application provides an induction device for seed soilless growth, has solved prior art's structure and can't effectively accomplish the problem that makes the plant adapt to the environment gradually.
Example 2
On the basis of embodiment 1, provide an induction system for seed soilless growth, specifically do: a liquid supply cloth 6 is arranged on one side of the liquid supply layer 2, which is far away from the liquid retention membrane 3, the rear end of the liquid supply cloth 6 is arranged in alignment with the rear end of the liquid supply layer 2, and the front end of the liquid supply cloth 6 is arranged in alignment with the front end of the first adaptation area 501; one side of the liquid supply cloth 6, which is far away from the liquid supply layer 2, is provided with a liquid adsorption layer 7, the rear end of the liquid adsorption layer 7 is connected with the rear end of the liquid supply cloth 6, and the front end of the liquid adsorption layer 7 is connected with the front end of the liquid supply layer 2.
In detail, by providing a layer of liquid supply cloth 6 between the liquid adsorption layer 7 and the liquid supply layer 2 in the first adaptation zone 501, it should be noted that the liquid supply cloth 6 is made of a material that can be air-permeable, and the material of the liquid supply cloth 6 can be changed to control and change the air permeability of the whole device, and on the other hand, the liquid supply cloth 6 is provided at the lower part of the liquid supply layer 2 in the first adaptation zone 501 and the liquid supply layer 2 and the liquid adsorption layer 7 are suspended, so as to avoid the occurrence of the situation that the tension of the liquid between the liquid supply layer 2 and the liquid adsorption layer 7 causes the formation of a water film, and further improve the air permeability of the liquid supply layer 2. The liquid retention film 3 reflects light and blocks heat, thereby reducing heat absorption. The width, the thickness and the water supply rate of the liquid supply layer 2 are adjusted according to the actual use condition, and water and nutrients for rooting and root growth of the pelletized seed particles 1 are guaranteed. The liquid retention membrane 3 and the liquid adsorption layer 7 are covered to reduce the evaporation speed of the liquid, thereby ensuring the safe germination and rooting of the pelleted seed particles 1. Specifically, the water supply rate of the liquid supply layer 2 is 1000-5000 g/(m)2Day). In the first adaptation area 501, the liquid supply layer 2, the liquid supply cloth 6 and the pelletized seed particles 1 form an attachment environment for plant root growth, and meanwhile, the moisture and air-permeable environment suitable for plant root growth is established by controlling moisture, temperature, illumination and air-permeable environment, and growth substances brought by the pelletized seed particles 1 are combined, so that the plants can germinate healthily and rapidly, and the primary plant roots can be built rapidly.
Example 3
On the basis of embodiment 2, provide an induction system for seed soilless growth, specifically do: the length of the first adaptive region 501 is 50 to 300mm, the width is 5 to 8mm, and according to the above embodiment, the data comparison results shown in table 1 are obtained through the actual production experiment comparison, and it should be noted that all the experiments are performed in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
TABLE 1 comparison of the length of the first adaptation zone 501 to the survival rate of the plants
According to the analysis in the above table, it is known that when the length of the first adaptive area 501 is less than 50mm, the germination of the plant and the growth of the primary roots are adversely affected, and the root system just grows out and enters the high-humidity environment of the second adaptive area 502, which is likely to cause the disease of the root system. The research data in the table above show that when the length of the first adaptation zone 501 is 200mm, the survival rate of the plant is the highest, and after the length of the first adaptation zone 501 is increased, the requirement on the water absorption performance of the liquid supply layer 2 is higher, so that the highest length of the first adaptation zone 501 is 300mm, and the cost can be effectively reduced.
Researches prove that the diameter of a common greening seed is about 2-4 mm, seed particles are prepared by wrapping a layer of growth material on the surface of the seed, and the researches prove that when the thickness of the seed wrapping material is 2-5 mm, the germination rate, the germination time and the final seedling rate of the plant are not greatly different. When the thickness of the seed wrapping material is less than 2mm, the seedling rate of the seeds is obviously reduced, and the seedling rate of the 1mm wrapped seeds is reduced by more than 30% compared with the seedling rate of 2mm wrapped seeds. When the seed wrapping material is too thick, the germination rate of the seeds is reduced and the germination time is prolonged, the germination rate of the seed particles wrapped by 6mm and thicker than the seed particles wrapped by 5mm is reduced by 16%, and the germination time is prolonged by 3 days.
Example 4
On the basis of embodiment 3, provide an induction system for seed soilless growth, specifically do: the length of the second adaptive region 502 is 30-100 mm, and according to the above embodiment, the data comparison results shown in table 2 are obtained through the comparison of actual production experiments, and it should be noted that all the experiments are performed under the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
| length of the second adaptation zone | Survival rate of plants |
| 10mm | 42％ |
| 20mm | 55％ |
| 30mm | 84％ |
| 40mm | 85％ |
| 60mm | 89％ |
| 80mm | 90％ |
| 100mm | 92％ |
| 120mm | 93％ |
| 140mm | 92％ |
TABLE 2 comparison of the length of the second adaptation zone 502 to the survival rate of the plants
According to the analysis in the above table, after the length of the second adaptive area 502 is less than 30mm, the growth of the root system of the plant is adversely affected, the root system is not adapted by the second adaptive area 502, and then directly enters the environment of the third adaptive area 503, the disease of the root system is easily caused, when the length of the second adaptive area 502 is 120mm, the survival rate of the plant is the highest, so the length is designed to be at least 30mm, and after the length is increased to exceed 100mm, the effect on the growth of the plant is smaller, so the highest length is set to be 100 mm.
Example 5
On the basis of embodiment 4, provide an induction system for seed soilless growth, specifically do: the width of the second adaptive region 502 is 1-5 mm, and according to the above embodiment, the data comparison results shown in table 3 are obtained through actual production experiment comparison, and it should be noted that all the experiments are performed in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
| width of the second adaptive region | Survival rate of plants |
| 0.5mm | 51％ |
| 0.75mm | 65％ |
| 1mm | 86％ |
| 2mm | 87％ |
| 3mm | 90％ |
| 4mm | 92％ |
| 5mm | 90％ |
| 6mm | 83％ |
| 7mm | 80％ |
| 8mm | 80％ |
TABLE 3 comparison of the width of the second adaptation zone 502 to the survival rate of the plants
According to the analysis of the above table, the width of the second adaptation zone 502 is 1-5 mm, the width mainly affects the air permeability and humidity in the cavity, the width is too small, the humidity is too large, the lesion of the plant root system is easily caused, and the width is too high, the humidity is lowered, and the purpose of acclimatization and adaptation cannot be achieved. When the width of second adaptation district 502 was 4mm, the survival rate of plant reached the highest, and when the width was 1mm, the plant survival rate was showing and is promoted, and after the width of second adaptation district 502 was greater than 5mm, the plant survival rate began to appear descending, so the width was 1 ~ 5 mm.
Example 6
On the basis of embodiment 5, provide an induction system for seed soilless growth, specifically do: the liquid supply tank 4 contains liquid, the front end of the third adaptive area 503 is located in the liquid supply tank 4, and the length of the third adaptive area 503 is 30-100 mm. According to the above examples, the data comparison results shown in table 4 were obtained by comparison of actual production experiments, and it should be noted that all the experiments were carried out under the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
| length of third adaptation zone | Survival rate of plants |
| 10mm | 36％ |
| 20mm | 57％ |
| 30mm | 87％ |
| 40mm | 86％ |
| 60mm | 89％ |
| 80mm | 91％ |
| 100mm | 93％ |
| 120mm | 94％ |
| 140mm | 93％ |
TABLE 4 comparison of the length of the third adaptation zone 503 to the survival rate of the plants
According to the analysis in the above table, after the length of the third adaptive area 503 is less than 30mm, the growth of the root system of the seed can be affected, and the root system is not adapted by the second adaptive area 502, and then directly enters the water environment, so that the disease of the root system is easily caused. It is found through research that when the length of the third adaptive region 503 is 120mm, the survival rate of the plant is the highest, so the length is designed to be at least 30mm, and after the length of the third adaptive region 503 is increased to exceed 100mm, the influence on the growth of the plant is less, so the maximum length of the third adaptive region 503 is set to be 100 mm.
Example 7
On the basis of embodiment 6, provide an induction system for seed soilless growth, specifically be: the width of the third adaptive region 503 is less than 0.5mm, and according to the above-mentioned examples, the data comparison results shown in table 5 are obtained by comparing the actual production experiments, and it should be noted that all the experiments are performed under the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
TABLE 5 comparison of the width of the third adaptation zone 503 to the survival rate of the plants
According to the analysis of the above table, the thickness is less than 0.5mm, the thickness mainly influences the air permeability and humidity in the cavity, and the purpose of root system adaptation cannot be achieved when the thickness is too high and the humidity is low; it was found through testing that the survival rate of the plants was highest when the width of the third adaptive region 503 was 0.3mm and 0.4mm, and the survival rate of the plants began to decrease when the thickness was more than 0.5mm, so the thickness was less than 0.5 mm.
Example 8
On the basis of embodiment 7, provide an induction system for seed soilless growth, specifically be: in this embodiment, the liquid retention film 3 is provided with a plurality of growth openings for plant ventilation and seedling emergence. Cloth 6 is supplied with through the gap and the liquid between the pelletization seed granule 1, the pore characteristic of the 2 materials in liquid supply layer forms the ventilative passageway that realizes kaleidoscope seed granule and external environment intercommunication, provide the ventilative requirement of growth for plant roots, utilize the opening of space and liquid stagnation membrane 3 between the pelletization seed granule 1 simultaneously, provide good oxygen environment for plant roots grows, avoid the plant roots oxygen deficiency to die and reduce the emergence of disease, on the other hand can reduce the inside thermal gathering of device, thereby ensure that the seed can be in its temperature environment that sprouts and root system grow suitable all the time, keep the suitable temperature environment of growing for pelletization seed granule 1 all the time in the multistage growth chamber 5, and then promote root system growth, it is concrete, when summer high temperature, keep the temperature in the multistage growth chamber 5 not more than 35 ℃.
Example 9
On the basis of embodiment 8, provide an induction system for seed soilless growth, specifically be: the transmittance of the liquid retention film 3 was less than 5%, and the porosity of the liquid supply cloth 6 was 40% or more, and the data comparison results shown in table 6 were obtained by comparing the actual production experiments according to the above examples, and it should be noted that all the experiments were performed in the same environment as the liquid replenishment layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
TABLE 6 comparison data of porosity of liquid supply cloth 6, survival rate of plants and growth rate
According to the analysis of the table, the light transmittance affects the growth of the plant root system, and the plant root system is dead when the light transmittance is too high. When the porosity of the liquid supply cloth 6 is more than 40%, a good growth environment can be provided for the growth of the initial roots of the plants, and research shows that when the porosity of the liquid supply cloth 6 is 70%, the survival rate of the plants is highest and the growth speed is fastest.
Example 10
On the basis of embodiment 9, provide an induction system for seed soilless growth, specifically be: the air gap rate of the liquid supply layer 2 is 20-40%. According to the above examples, the data comparison results shown in table 7 were obtained by comparison of actual production experiments, and it should be noted that all the experiments were carried out under the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
| serial number | Porosity of liquid supply layer | Survival rate of plant | Growth rate |
| 1 | 10％ | 34％ | 4 cm/ |
| 2 | 15％ | 65％ | 11 cm/ |
| 3 | 20％ | 87％ | 18 cm/month |
| 4 | 30％ | 93％ | 20 cm/ |
| 5 | 40％ | 95％ | 21 cm/ |
| 6 | 50％ | 94％ | 20 cm/ |
| 7 | 60％ | 93％ | 20 cm/month |
TABLE 7 comparison data of porosity of liquid supply layer 2, plant survival rate and growth rate
According to the analysis of the above table, the survival rate of the plants can be changed according to the air permeability of the liquid supplying layer 2, when the air permeability is low, the survival rate of the plants is low, the growth speed is inevitably slow, and when the air permeability of the liquid supplying layer 2 reaches 40%, the survival rate of the plants is the highest, and the growth speed is the fastest, and can reach 21 cm/month.
In detail, the porosity of the liquid supply layer 2 after saturated water absorption is controlled to be between 20 and 40 percent, and an excellent water-air environment can be provided for the growth of secondary roots of the plant root system. Furthermore, as plant root attachments, a space for root growth and a root microenvironment are provided for plants, and the plant root growth is induced. According to the above analysis, it is found that when the porosity of the liquid supplement layer 2 is greater than 20%, a good growth environment can be provided for the growth of the initial roots of the plants, and tests show that when the porosity of the liquid supplement layer 2 is 40%, the survival rate of the plants is the highest and the growth rate is the fastest. Therefore, the air permeability of the liquid supply layer 2 is preferably more than 20%. However, when the porosity of the liquid supply layer 2 is greater than 40%, the water transport efficiency is greatly reduced, and a thicker liquid supply layer 2 is required, which increases the use cost. Therefore, the air-permeable rate of the liquid supply layer 2 is 20 to 40 percent
Example 11
On the basis of embodiment 10, provide an induction system for seed soilless growth, specifically do: the liquid supply layer 2 sequentially comprises a first part, a second part, a first middle part, a second lower part and a second lower part from top to bottom, the first part and the second upper part correspond to the first adaptation area 501, the first middle part and the second middle part correspond to the second adaptation area 502, and the second lower part correspond to the third adaptation area 503.
Example 12
On the basis of embodiment 11, provide an induction system for seed soilless growth, specifically be: the air humidity in the first adaptation zone 501 cavity is 60% -80%, the water content of the first part is 40% -60%, and the water content of the second part is 70% -80%. According to the above examples, the air humidity in the first accommodation area 501 and the water content of the upper part of the liquid supply layer 2 were compared by actual production experiments, and the survival rate of the plants was determined by referring to the data comparison results shown in table 8, and it should be noted that all the experiments were performed under the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
table 8 data comparing air humidity of the first adaptive area 501, water content of the upper part of the liquid supplying layer 2 and plant survival rate
According to the analysis of the data in the above table, when the experiment is performed in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6 and the liquid adsorption layer 7, the survival rate of the plant is correspondingly increased in the process of increasing the air humidity of the first adaptive area 501, wherein when the water content of the first part of the liquid supply layer 2 and the water content of the second part of the liquid supply layer 2 are 60% and 80%, the survival rate of the plant is the highest and can reach 90%, and meanwhile, after the air humidity of the first adaptive area 501 reaches 90%, the survival rate of the plant is obviously reduced, so the air humidity of the first adaptive area 501 also has an influence on the survival rate of the plant.
Example 13
On the basis of embodiment 12, provide an induction system for seed soilless growth, specifically be: the air permeability of the upper part is more than 20%, and the air permeability of the upper part is more than 15%. According to the above examples, the survival rate of plants under the control of the porosity at different parts of the liquid supply layer 2 by comparison in actual production experiments is shown in the data shown in table 9, and it should be noted that all the experiments were carried out in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6 and the liquid adsorption layer 7:
| serial number | Air porosity of upper part of liquid supply layer | Air porosity of the upper part and the lower part of the liquid supply layer | Survival rate of plant |
| 1 | 5％ | 5％ | 42％ |
| 2 | 10％ | 10％ | 57％ |
| 3 | 20％ | 15％ | 80％ |
| 4 | 30％ | 20％ | 85％ |
| 5 | 40％ | 30％ | 92％ |
| 6 | 50％ | 40％ | 94％ |
TABLE 9 data comparing the air permeability of the upper part of the liquid supply layer 2, the air permeability of the upper part of the liquid supply layer 2 and the survival rate of plants
According to the analysis of the above table, when the air gap rate of the upper part of the liquid supply layer 2 and the air gap rates of the upper parts of the liquid supply layer 2 are synchronously and proportionally increased, the survival rate of the plants is continuously increased, and when the air gap rate of the upper part of the liquid supply layer 2 reaches 50%, the survival rate of the plants is the highest and can reach 94%.
Example 14
On the basis of embodiment 13, provide an induction system for seed soilless growth, specifically be: the air humidity in the second adaptation zone 502 cavity is more than 90%, the water content of the first part is 70-80%, and the water content of the second part is 80-90%. Through the comparison of practical production experiments, the survival rate of the plants in the second adaptive area 502 under the conditions of different air humidity and different water content of the liquid supply layer 2 refers to the data comparison results shown in table 10, and it should be noted that all the experiments are performed under the same environment of the liquid supply layer 2, the liquid retention membrane 3, the liquid supply cloth 6 and the liquid adsorption layer 7:
TABLE 10 comparison data of air humidity in the second adaptation zone 502, water content in the upper part of the liquid supply layer 2, and plant survival rate
According to the analysis of the data in the above table, when the experiment is performed in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6 and the liquid adsorption layer 7, in the process of increasing the air humidity in the second adaptive area 502, the survival rate of the plant is also increased correspondingly, wherein when the water content of the first part of the liquid supply layer 2 is 80% and 90%, the survival rate of the plant is the highest and can reach 91%, and meanwhile, when the air humidity in the second adaptive area 502 reaches 90%, the overall trend of the survival rate of the plant is high, so the air humidity in the second adaptive area 502 also has an influence on the survival rate of the plant.
Example 15
On the basis of embodiment 14, provide an induction system for seed soilless growth, specifically be: the air gap rate of the first part is 5-15%, and the air gap rate of the second part is 5-10%. According to the above examples, the survival rate of plants under the control of the porosity at different parts of the liquid supply layer 2 by comparison in actual production experiments is shown in the data shown in table 11, and it should be noted that all the experiments were carried out in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6 and the liquid adsorption layer 7:
| serial number | Air porosity of upper part of liquid supply layer | Air porosity of the upper part and the lower part of the liquid supply layer | Survival rate of plant |
| 2.5％ | 2.5％ | 69％ | |
| 1 | 5％ | 5％ | 83％ |
| 2 | 10％ | 7.5％ | 93％ |
| 3 | 15％ | 10％ | 80％ |
| 4 | 20％ | 12.5％ | 73％ |
| 5 | 25％ | 15％ | 71％ |
| 6 | 30％ | 20％ | 68％ |
TABLE 11 comparison data of the porosity of the upper part of the liquid supplying layer 2, the porosity of the upper part of the liquid supplying layer 2 and the survival rate of plants
According to the analysis of the above table, when the air gap rate of the upper part of the liquid supply layer 2 and the air gap rate of the upper part of the liquid supply layer 2 are both increased in equal ratio, the survival rate of the plants tends to rise before fall, wherein when the air gap rate of the upper part of the liquid supply layer 2, the air gap rates of the upper part of the liquid supply layer 2 and the lower part of the liquid supply layer 2 are respectively: the highest survival rate of plants reached 93% at 10% and 7.5%, and it was concluded that the higher the air gap rate of the upper part of the liquid supplement layer 2 and the air gap rate of the upper part of the liquid supplement layer 2 were not values, the higher the survival rate of plants was.
Example 16
On the basis of embodiment 13, provide an induction system for seed soilless growth, specifically be: the air humidity in the third adaptive area 503 cavity is more than 98%, the water content of the next part is 80-90%, and the water content of the next part is 100%. According to the above examples, the survival rates of plants in the conditions of different air humidity and different water content of the liquid supply layer 2 in the third adaptive area 503 are compared with the data shown in table 12 by comparing the actual production experiments, and it should be noted that all the experiments are performed in the same environment of the liquid supply layer 2, the liquid retention membrane 3, the liquid supply cloth 6 and the liquid adsorption layer 7:
TABLE 12 comparison data of air humidity of the third adaptive region 503, water content of the upper part of the liquid supply layer 2 and survival rate of the substance
As can be seen from the above data analysis, when the experiments are performed in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7, the survival rate of the plants is correspondingly increased in the process of increasing the air humidity in the third adaptive area 503, wherein when the water content of the first part of the liquid supply layer 2 is 80% and 100% and the water content of the second part of the liquid supply layer 2 is up to 89%, the survival rate of the plants is the highest and can reach 89%.
Example 17
On the basis of embodiment 14, provide an induction system for seed soilless growth, specifically be: the next portion has a porosity of 5% or less, and the second portion on the liquid replenishment layer 2 has a porosity of 0. According to the above examples, the survival rates of plants under the control of the porosity at different parts of the liquid supply layer 2 by comparison of actual production experiments were compared with the data shown in table 13, and it should be noted that all the experiments were carried out in the same environment of the liquid supply layer 2, the liquid retention film 3, the liquid supply cloth 6, and the liquid adsorption layer 7:
TABLE 13 data comparing the porosity of the first part of the liquid supply layer 2, the porosity of the second part of the liquid supply layer 2 and the survival rate
According to the analysis of the above table, when the air gap rate of the upper portion of the liquid supply layer 2 and the air gap rates of the upper portions of the liquid supply layer 2 are 2.5% and 0%, respectively, the survival rate of the plant is the highest, and the survival rate is as high as 93%, meanwhile, when the air gap rate of the upper portion of the liquid supply layer 2 is gradually increased, the survival rate of the plant as a whole shows a descending trend, and each group of experiments can clearly obtain that when the air gap rates of the upper portions of the liquid supply layer 2 are 0%, the survival rate of the plant corresponding to each group is the highest.
Example 18
On the basis of embodiment 15, provide an induction system for seed soilless growth, specifically do: the liquid retention film 3 and the liquid adsorption layer 7 are both made of waterproof, light-proof and anti-aging film materials; the liquid supply layer 2 is made of water-absorbing material, and the liquid supply cloth 6 can be made of linen, plant fiber blanket and/or rock wool blanket material. Utilize liquid to stay the cover of membrane 3, can the separation light get into, provide the dark surrounds for the growth of plant primary root, and then the quick growth of induction root system, on the other hand, liquid stays membrane 3 and is lighttight material, and it still has the effect that the reflection was radiated, can also stay the evaporation of moisture in the cover reduction device of membrane 3 through liquid when reducing thermal absorption, and then the inside temperature of keeping device keeps germinating at plant seed and the temperature that can suit of growth. The liquid absorption layer 7 is made of a water-impermeable, light-impermeable and anti-aging film material, preferably polyethylene or polypropylene, so that it can be used as a structural support layer of the whole device, and on the other hand, the liquid absorption layer 7 is water-impermeable and has a barrier effect capable of reducing the evaporation of water. The liquid supply layer 2 is made of water-absorbing material, or made of high water-absorbing textile cloth or rope belt, or non-woven cloth, and the liquid supply cloth 6 is made of linen, plant fiber blanket and/or rock wool blanket material. The internal pores of the material of the liquid supply cloth 6 are utilized to provide sufficient air permeability requirements for the plant root system. Water is pumped out and conveyed to the pelleted seed particles 1 through capillary water absorption of the liquid supply layer 2, so that the germination and growth of the seeds are guaranteed.
Example 19
On the basis of embodiment 16, an application of the inducing device for the soilless growth of seeds is provided, which specifically comprises the following steps: a plurality of pelleted seed particles 1 are placed in the first adaptation zone 501, and the coating thickness of the pelleted seed particles 1 is 2-5 mm. In detail, the pelleted seed particles 1 are arranged in the first adaptation area 501, the pelleted seed particles 1 are particles prepared by pelleting seed coatings, and contain seeds, a growth matrix, a bactericide, a plant growth regulator, a pest control agent and the like, and the safe germination of the seeds is guaranteed and the growth of primary roots of plant seedlings is induced under the action of a seed coating pelleting formula. The diameter of the seed particles is 5-8 mm. The seed is ensured to germinate safely and the growth of the primary root of the plant seedling is induced through the action of the seed coating and pelleting formula. After the seeds germinate, the seeds grow through the open pores of the liquid retention film 3. The water potential of the pelleted seed coating agent after water absorption is-0.3 to-0.9 MPa, and the water potential of the pelleted seed coating agent induces the accelerated development of plant roots and improves the root hair quantity of the roots.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An induction device for soilless growth of seeds, comprising:
the liquid replenishing device comprises a liquid replenishing layer (2) for supplying liquid to seeds, a liquid retention film (3) for controlling the germination position and the germination growth direction of the seeds, and a liquid supply pool (4) for replenishing the liquid replenishing layer (2) with the liquid in real time, wherein the liquid replenishing layer (2) is superposed with the liquid retention film (3), the front ends of the liquid replenishing layer (2) and the liquid retention film (3) are arranged in the liquid supply pool (4), and the rear ends of the liquid replenishing layer (2) and the liquid retention film (3) are arranged outside the liquid supply pool (4); a multi-stage growth chamber (5) for controlling the growth of seed roots is arranged between the liquid supply layer (2) and the liquid retention film (3).
2. The inducing device for soilless growth of seeds as claimed in claim 1,
the multistage growth chamber (5) comprises a first adaptation area (501) for placing seeds, a second adaptation area (502) for training the soilless growth adaptation capacity of the seeds and a third adaptation area (503) for enabling the seeds to completely grow in the soilless mode, wherein the third adaptation area (503), the second adaptation area (502) and the first adaptation area (501) are sequentially far away from the liquid supply pool (4).
3. The inducing device for soilless growth of seeds as claimed in claim 2,
a liquid supply cloth (6) is arranged on one side, away from the liquid retention membrane (3), of the liquid supply layer (2), the rear end of the liquid supply cloth (6) is arranged in alignment with the rear end of the liquid supply layer (2), and the front end of the liquid supply cloth (6) is arranged in alignment with the front end of the first adaptation area (501);
one side of the liquid supply cloth (6) far away from the liquid supply layer (2) is provided with a liquid adsorption layer (7), the rear end of the liquid adsorption layer (7) is connected with the rear end of the liquid supply cloth (6), and the front end of the liquid adsorption layer (7) is connected with the front end of the liquid supply layer (2).
4. The inducing device for soilless growth of seeds as claimed in claim 2,
the length of the first adaptive area (501) is 50-300 mm, and the width of the first adaptive area is 5-8 mm;
the length of the second adaptive area (502) is 30-100 mm, and the width of the second adaptive area is 1-5 mm;
the front end of the third adaptive area (503) is positioned in the liquid of the liquid supply pool (4), and the length of the third adaptive area (503) is 30-100 mm, and the width of the third adaptive area is less than 0.5 mm.
5. The inducing device for soilless growth of seeds as claimed in claim 1,
the liquid retention film (3) is provided with a plurality of growth openings for plant ventilation and seedling emergence.
6. The inducing device for soilless growth of seeds as claimed in claim 2,
the light transmittance of the liquid retention film (3) is less than 5%, the air permeability of the liquid supply cloth (6) is more than 40%, and the air permeability of the liquid supply layer (2) is 20-40%.
7. Use of an induction device for soilless growth of seeds according to any one of claims 1 to 6,
a plurality of pelleted seed particles (1) are placed in the first adaptation area (501), and the coating thickness of the pelleted seed particles (1) is 2-5 mm.
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| PCT/CN2022/132447 WO2023093600A1 (en) | 2021-11-29 | 2022-11-17 | Seed soilless growth induction structure and plant roll |
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| WO2023093600A1 (en) * | 2021-11-29 | 2023-06-01 | 成都名富园艺有限公司 | Seed soilless growth induction structure and plant roll |
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| JP2007049957A (en) * | 2005-08-19 | 2007-03-01 | Utsunomiya Univ | Hydroponics system using slanted bed |
| CN1887067A (en) * | 2006-07-24 | 2007-01-03 | 徐峰 | Novel water culture plant and its culture process |
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