WO2016194312A1 - 水耕栽培装置 - Google Patents
水耕栽培装置 Download PDFInfo
- Publication number
- WO2016194312A1 WO2016194312A1 PCT/JP2016/002362 JP2016002362W WO2016194312A1 WO 2016194312 A1 WO2016194312 A1 WO 2016194312A1 JP 2016002362 W JP2016002362 W JP 2016002362W WO 2016194312 A1 WO2016194312 A1 WO 2016194312A1
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- plant
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- underground
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- 238000009360 aquaculture Methods 0.000 title abstract 2
- 244000144974 aquaculture Species 0.000 title abstract 2
- 230000005059 dormancy Effects 0.000 claims abstract description 113
- 241000196324 Embryophyta Species 0.000 claims description 300
- 230000035784 germination Effects 0.000 claims description 68
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- 206010034972 Photosensitivity reaction Diseases 0.000 claims description 12
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Images
Classifications
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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
-
- 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
- A01G7/00—Botany in general
- A01G7/04—Electric or magnetic or acoustic treatment of plants for promoting growth
- A01G7/045—Electric or magnetic or acoustic treatment of plants for promoting growth with electric lighting
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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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/249—Lighting means
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- G—PHYSICS
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- G06T7/0002—Inspection of images, e.g. flaw detection
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/25—Root crops, e.g. potatoes, yams, beet or wasabi
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- G—PHYSICS
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- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30181—Earth observation
- G06T2207/30188—Vegetation; Agriculture
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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
Definitions
- It relates to a so-called hydroponic cultivation device that cultivates plant roots by immersing them in water without using soil.
- Patent Document 1 Japanese Patent Document 1
- Perennial plants include plants called perennial plants that have a dormant period in which the leaves of the above-ground parts wither and a growing period in which new leaves of the above-ground parts are growing.
- the environment suitable for plants in the dormant season is different from the environment suitable for plants in the growing season. Therefore, when a plant is artificially hydroponically cultivated, it is necessary to provide two environments having different temperatures for the dormant period and the growing period.
- the conventional hydroponic cultivation apparatus including the hydroponic cultivation apparatus disclosed in Patent Document 1 provides two environments having different temperature environments or light environments for the dormant period and the growing period, respectively. Not done.
- conventional hydroponics devices do not provide plants with an environment that promotes germination to break dormancy. Therefore, conventionally, a sprouted plant after a dormancy period has passed in another place is grown in a hydroponic cultivation apparatus. Therefore, there is a demand for a technique that can execute both the promotion of germination of plants in a dormant state and the subsequent growth of plants in the same hydroponic cultivation apparatus.
- the present invention has been made in view of such problems of the conventional technology. And the objective of this invention is providing the hydroponic cultivation apparatus which can perform both the acceleration
- the hydroponic cultivation apparatus includes an underground space in which the underground portion of the plant grows so as to be separated from the above-ground space in which the above-ground portion of the plant grows.
- the dormancy determination unit that determines whether or not the above-ground leaves are in a dormant period, and when the dormancy determination unit determines that the cultivation period is the dormancy period, the budding of the plant is promoted
- a temperature control unit for adjusting the temperature of the atmosphere of the underground space to the underground temperature adjustment unit.
- the hydroponic cultivation apparatus includes a cultivation room underground part including an underground space in which the underground part of the plant grows, so as to be separated from the ground space in which the above-ground part of the plant grows, A light irradiation unit that is provided in the ground space and that irradiates the ground part with light; and a control unit that controls the light irradiation unit.
- a dormancy determination unit that determines whether or not the plant is in a dormant dormancy period, and determines whether the plant is a plant that is photophobic in germination or a plant that is anaerobic in germination
- the cultivation period is determined to be the dormancy period by the light characteristic determination unit and the dormancy determination unit, and the light characteristic determination unit determines that the plant is a plant that exhibits photophilicity in germination Of the light irradiated on the ground
- the light irradiation unit is controlled such that the cultivation period is determined to be the dormancy period by the dormancy determining unit, and the light characteristic determining unit is configured to be anaerobic in the germination.
- an illumination control unit that controls the light irradiation unit so that the amount of light irradiated on the ground unit is reduced.
- the hydroponic cultivation apparatus of the present invention it is possible to execute both the promotion of germination of plants in the dormant period and the subsequent growth of plants.
- Examples of the plant 1 cultivated using the hydroponic cultivation apparatus 100 of the embodiment include root vegetables such as ginseng (Kinseng or Ginseng). However, the plant 1 that can be cultivated by the hydroponic cultivation apparatus 100 of the embodiment is not limited to this.
- the hydroponic cultivation apparatus 100 of the embodiment is suitable for hydroponic cultivation of perennial grass.
- Perennial plants are perennial plants that die when they are not suitable for growth (often in winter but sometimes in summer), but after that time they germinate and begin to grow again. Say things.
- the hydroponic cultivation apparatus 100 of Embodiment 1 is demonstrated using FIG. 1 and FIG.
- the hydroponic cultivation apparatus 100 of Embodiments 1 to 8 all have the configuration shown in FIGS. 1 and 2 as a common configuration.
- the hydroponic cultivation apparatus 100 of the embodiment is installed in a housing 200 such as a container.
- the housing 200 constitutes a substantially sealed space.
- the housing 200 is provided with a door.
- the grower can enter the housing 200 by opening and closing the door.
- the space in the housing 200 constitutes the ground space 26 of the hydroponic cultivation apparatus 100.
- the hydroponic cultivation apparatus 100 includes a cultivation tank 6, a light irradiation unit 5, a ground surface unit 7, an underground temperature detection unit 9, an underground temperature adjustment unit 2478, an above-ground temperature detection unit 8, an above-ground temperature adjustment unit 90, and a control.
- the unit 50 and the operation unit 300 are provided.
- the underground temperature adjustment unit 2478 includes a spray unit 20, an air temperature adjustment unit 40, and a liquid temperature adjustment unit 78.
- the cultivation tank 6 includes a discharge pipe 6 ⁇ / b> C for discharging water or nutrient solution 60. Water or nutrient solution 60 is supplied to the cultivation tank 6 from the supply pipe 6A.
- the cultivation tank 6 has a structure like a water tank. However, when a through-hole is formed in a plastic pipe and a culture medium for hydroponics is inserted into the through-hole, the pipe extending in the lateral direction performs the same function as the cultivation tank 6. In this case, one pipe fulfills the functions of the two parts of the cultivation tank 6 and the ground surface part 7. Therefore, the cultivation tank 6 and the ground surface part 7 have a structure like a pipe, and in the pipe, the water or the nutrient solution 60 is stored or has a structure that flows. Also good.
- the hydroponic cultivation apparatus 100 includes a plate-shaped ground surface portion 7 having a through hole 7A into which a culture medium 30 for hydroponic cultivation can be inserted.
- the underground part 1 ⁇ / b> A of the plant 1 is held on the ground surface part 7 through the medium 30 for hydroponics, thereby being positioned above the water or nutrient solution 60.
- the ground surface part 7 partitions the underground space 16 in which the underground part 1A of the plant 1 grows and the ground space 26 in which the above-ground part 1B of the plant 1 grows.
- the ground surface portion 7 is a plate-like member, but can hold the culture medium 30 for hydroponics so that the plant 1 is positioned above the water or nutrient solution 60. If so, the shape of the ground surface portion 7 may be any shape.
- the ground surface portion 7 is preferably made of a material such as foamed polystyrene from the viewpoint of weight reduction.
- the culture medium 30 of the hydroponic cultivation apparatus 100 is disposed so as to surround the underground portion 1 ⁇ / b> A of the plant 1, and is configured by a sponge or the like that can retain permeated moisture.
- the culture medium 30 is formed in a cylindrical shape around the plant 1.
- the plant 1 is supported by the frictional force generated between the plant 1 and the sponge.
- the sponge constituting the medium 30 can be elastically deformed according to the size of the growing plant 1.
- the cultivation tank 6 and the ground surface part 7 constitute a housing as a cultivation room underground part 67 that encloses an underground space 16 in which the underground part 1A of the plant 1 grows.
- the cultivation room underground section 67 stores the water or nutrient solution 60 so that the root 1C of the plant 1 is immersed, and includes the underground space 16 so as to be separated from the ground space 26.
- the ground surface portion 7 and the cultivation tank 6 are provided so as to form a substantially sealed space in order to suppress light from being irradiated to the underground portion 1A. Therefore, although there is some entry and exit of the atmosphere in the underground space 16, substantial entry and exit of the atmosphere in the underground space 16 is suppressed.
- the ground surface part 7 and the cultivation tank 6 are comprised so that the temperature of the atmosphere of the underground space 16 can be controlled, suppressing that a light is irradiated to the underground part 1A, what kind of thing You may have a form.
- the light irradiation unit 5 that irradiates the ground part 1B of the plant 1 with light is provided above the plant 1 in the ground space 26. Since the leaf of the plant 1 protrudes upward from the culture medium 30 for hydroponics, it can receive light from the light irradiation part 5 and can perform photosynthesis.
- the root 1C of the plant 1 hangs down so as to be immersed in water or the nutrient solution 60 from the lower part of the underground part 1A. Therefore, the plant 1 can absorb water or the nutrient solution 60 from its root 1C.
- the light irradiation unit 5 is controlled to either a light state in which light is applied to the ground portion 1B of the plant 1 or a dark state in which light is not applied to the ground portion 1B of the plant 1.
- the light irradiation unit 5 may be not only an artificial light source that emits light itself, but also a light guide that irradiates the plant 1 with sunlight or light guided from an artificial light source that emits light.
- the underground temperature detection unit 9 detects the temperature of the atmosphere in the underground space 16 and transmits information on the temperature of the atmosphere in the underground space 16 to the control unit 50.
- the underground temperature detection unit 9 may be provided at any position of the cultivation tank 6 and the ground surface part 7 constituting the cultivation room underground part 67 as long as the temperature of the underground space 16 can be detected. .
- the ground temperature detection unit 8 detects the temperature of the atmosphere in the ground space 26 and transmits information on the temperature of the atmosphere in the ground space 26 to the control unit 50.
- the underground temperature adjustment unit 2478 adjusts the temperature of the atmosphere in the underground space 16.
- the ground temperature adjustment unit 90 adjusts the temperature of the atmosphere in the ground space 26.
- the underground temperature adjustment unit 2478 includes a spray unit 20, an air temperature adjustment unit 40, and a liquid temperature adjustment unit 78.
- the spray unit 20 supplies mist-like water or nutrient solution 60 to the underground space 16.
- the temperature adjustment unit 40 supplies a gas having a predetermined external temperature to the underground space 16.
- the liquid temperature adjusting unit 78 adjusts the temperature of the water in the cultivation tank 6 or the nutrient solution 60.
- the spraying unit 20 adjusts the temperature of the atmosphere present in the underground space 16 by spraying the mist water or nutrient solution 60 onto the plant 1 in the cultivation tank 6.
- the spray unit 20 receives the signal transmitted from the control unit 50, and changes from the closed state to the open state. Thereby, the spraying part 20 sprays the water or the nutrient solution 60 in the tank 12 sent by the pump 11 toward the underground part 1A of the plant 1 from the discharge port.
- the temperature of the atmosphere in the underground space 16 is lowered by the heat of vaporization when the mist-like water or nutrient solution 60 sprayed from the spray unit 20 evaporates.
- the spray unit 20 sprays mist-like water or nutrient solution 60 whose temperature is adjusted by a heating mechanism (not shown) or an endothermic mechanism (not shown) onto the underground space 16, and thereby the underground space 16.
- the temperature of the atmosphere may be adjusted.
- the temperature adjusting unit 40 adjusts the temperature of the atmosphere discharged from the inside of the cultivation tank 6 to the outside of the cultivation tank 6 and the atmosphere adjusted by the mechanism to adjust the temperature from the outside of the cultivation tank 6. 6 and a mechanism for introducing the inside. More simply, the air temperature adjustment unit 40 is an air conditioner that maintains the temperature at a predetermined temperature while circulating the atmosphere of the underground space 16. According to the temperature adjustment unit 40, the atmosphere of the underground space 16 can be adjusted independently of the atmosphere of the ground space 26, so that the temperature of the underground space 16 can be brought closer to the target temperature more quickly.
- the liquid temperature adjusting unit 78 adjusts the temperature of the water or nutrient solution 60 supplied into the cultivation tank 6, so that the liquid temperature adjuster 78 is heated or cooled by the water or nutrient solution 60 transferred to the atmosphere existing in the underground space 16.
- the temperature of the atmosphere existing in the underground space 16 is adjusted.
- the liquid temperature adjustment unit 78 includes a heater 70 and a chiller 80.
- the liquid temperature adjusting unit 78 adjusts the temperature of the atmosphere of the underground space 16 by either the heater 70 or the chiller 80 according to the temperature of the atmosphere of the underground space 16. According to this, the temperature of underground space 16 can be adjusted using the circulation path
- a cultivation method in which irrigation to the plant 1 is executed by the spray unit 20 is adopted.
- the irrigation to the plant 1 may be performed by a thin film hydroponics method, that is, NFT (Nutrient Film Film Technology).
- the irrigation to the plant 1 may be performed by a submerged hydroponic cultivation method, that is, DFT (Deep Flow Technology). If the irrigation method is NFT or DFT, the underground space 16 need not be substantially sealed. However, in the hydroponic cultivation apparatus 100 of the present embodiment, the underground space 16 is substantially sealed in order to darken the underground space 16 and to control the temperature of the underground space 16.
- the temperature of the underground space 16 is adjusted by three combinations of the spray unit 20, the air temperature adjustment unit 40, and the liquid temperature adjustment unit 78.
- the temperature of the underground space 16 may be adjusted by only one of the spray unit 20, the air temperature adjustment unit 40, and the liquid temperature adjustment unit 78.
- the temperature of the underground space 16 may be adjusted by a combination of any two of the spray unit 20, the air temperature adjustment unit 40, and the liquid temperature adjustment unit 78.
- the hydroponic cultivation apparatus 100 includes an imaging unit 95.
- the imaging unit 95 is a commonly used video camera. However, the imaging unit 95 may be an infrared camera that identifies the plant 1 from surrounding objects based on its temperature.
- the imaging unit 95 acquires the image data of the ground part 1 ⁇ / b> B of the plant 1 and transmits it to the control unit 50.
- the control unit 50 controls the light irradiation unit 5. Further, the control unit 50 controls the spray unit 20, the air temperature adjustment unit 40, and the liquid temperature adjustment unit 78 based on the temperature information of the atmosphere in the underground space 16 detected by the underground temperature detection unit 9. The control unit 50 controls the ground temperature adjustment unit 90 based on the temperature information of the atmosphere in the ground space 26 detected by the ground temperature detection unit 8.
- the operation unit 300 is operated by the grower of the plant 1 and transmits information to the control unit 50.
- the control unit 50 can control each device based on the information transmitted from the operation unit 300.
- the control unit 50 controls the driving of the pump 11. Thereby, the water or nutrient solution 60 stored in the tank 12 is supplied to the cultivation tank 6. Further, the water or nutrient solution 60 in the tank 12 is supplied to the spray unit 20.
- the control unit 50 controls the underground temperature adjustment unit 2478.
- the control unit 50 includes a sleep determination unit 51 and a temperature control unit 54.
- the dormancy determination unit 51 determines whether or not the cultivation time of the plant 1 is the dormancy period when the leaves of the ground portion 1B are withered.
- the temperature control unit 54 is configured so that the germination of the plant 1 is promoted.
- the underground temperature adjustment unit 2478 adjusts the temperature of the atmosphere in the underground space 16.
- At least one of the spray unit 20, the temperature adjustment unit 40, and the liquid temperature adjustment unit 78 among the underground temperature adjustment unit 2478 reduces the temperature of the atmosphere in the underground space 16. Therefore, the dormancy of the plant 1 in which the leaves of the above-ground part 1B are withered can be overcome. Thereby, the grower of the plant 1 can control the germination time of the plant 1 to be hydroponically cultivated.
- the temperature control of the atmosphere of the underground space 16 by the temperature control unit 54 may be any control as long as it can break the dormancy of the plant 1.
- the control by the temperature control unit 54 may be control that only raises the temperature of the atmosphere in the underground space 16.
- the control by the temperature control unit 54 may be control that only lowers the temperature of the atmosphere in the underground space 16.
- the temperature control of the atmosphere in the underground space 16 by the temperature control unit 54 differs depending on the type of plant 1 to be grown.
- the temperature control unit 54 reduces the temperature of the atmosphere in the underground space 16 and then increases the temperature of the atmosphere in the underground space 16 when a predetermined period has elapsed. 2478 is controlled. Therefore, the plant 1 that is hydroponically cultivated can experience the temperature change from winter to spring that the plant 1 that is naturally cultivated experiences. As a result, the plant 1 can be made to break its dormancy and feel that it is time to sprout.
- the temperature control unit 54 controls the underground temperature adjustment unit 2478 so as to lower the temperature of the atmosphere of the underground space 16 after a predetermined period has elapsed after increasing the temperature of the atmosphere of the underground space 16. .
- the temperature control unit 54 controls the underground temperature adjustment unit 2478 and the ground temperature adjustment unit 90 based on the temperature information of the underground space 16 and the ground space 26 obtained from the underground temperature detection unit 9 and the ground temperature detection unit 8, respectively. To do.
- the temperature control unit 54 does not control the underground temperature adjustment unit 2478 when the temperature of the underground space 16 naturally decreases. Thereafter, the temperature control unit 54 does not control the underground temperature adjustment unit 2478 even when the temperature of the underground space 16 naturally increases. That is, the control for promoting the germination of the plant 1 by the temperature control unit 54 includes not controlling the underground temperature adjustment unit 2478 at all when the temperature of the underground space 16 once naturally decreases and then naturally increases. Yes.
- the control for promoting germination of the plant 1 by the temperature control unit 54 is performed when the temperature of the underground space 16 rises naturally once and then naturally falls. This includes not controlling the temperature adjustment unit 2478 at all.
- the dormancy determination unit 51 may determine that the cultivation time of the plant 1 is a dormancy period in which the leaves of the ground portion 1B of the plant 1 are withered.
- the control unit 50 causes the light irradiation unit 5 to increase the amount of light applied to the above-ground part 1B of the plant 1 depending on whether the plant 1 is photophobic or anaerobic.
- the light irradiation unit 5 is controlled so that the amount of light irradiated to the above-ground part 1B of the plant 1 is reduced. Therefore, dormancy breaking can be promoted by providing a comfortable environment for the plant 1 when breaking dormancy. Thereby, the germination of the plant 1 cultivated hydroponically can be promoted. Depending on the plant 1, the germination time can be advanced.
- the dormancy determining unit 51 determines that the cultivation period is the dormant period when the timer T counts a predetermined time from a predetermined reference time. According to this, it is possible to determine whether or not the cultivation period is the dormant period without using other devices such as the sensor and the imaging unit 95.
- the operation unit 300 of the hydroponic cultivation apparatus 100 of the present embodiment includes a cultivation time input unit 301 that can input the cultivation time of the plant 1. Therefore, the dormancy determining unit 51 can determine that the cultivation time is the dormant period when information that can specify that the cultivation time of the plant 1 is the dormant period is input by the cultivation time input unit 301. . According to this, since the grower of the plant 1 determines whether or not the cultivation period is the dormant period, the grower can intentionally adjust the period of breaking the dormancy.
- the dormancy determination unit 51 transmits a determination result as to whether or not the cultivation time of the plant 1 is a dormancy period to each of the temperature control unit 54 and the light characteristic determination unit 52. Based on the determination result, the temperature control unit 54 controls the underground temperature adjustment unit 2478. In addition, the light characteristic determination unit 52 transmits a determination result obtained by combining the determination result by itself and the determination result by the sleep determination unit 51 to the illumination control unit 55. The illumination control unit 55 controls the light irradiation unit 5 based on the determination result of the combination. Details of transmission of these determination results will be described later.
- the hydroponic cultivation apparatus 100 includes an imaging unit 95 that acquires image data of the ground portion 1B.
- the control unit 50 includes an image processing unit 53 that processes the image data acquired by the imaging unit 95 and thereby extracts predetermined information of the ground unit 1B.
- the control part 50 contains the memory
- the dormancy determining unit 51 determines whether or not the cultivation time is the dormant period based on whether or not the predetermined information extracted by the image processing unit 53 includes information satisfying the dormant condition stored in the storage unit M. To do.
- the feature points of the leaf shape of the plant 1 are stored in the storage unit M in advance.
- the cultivation time of the plant 1 is the dormant period by the dormancy determination unit 51. It is determined.
- This feature point may be any information such as leaf color, leaf contour shape, leaf contour curvature, leaf vein shape, leaf extension direction, or leaf temperature. According to this, it can be determined automatically whether the cultivation period is a dormant period.
- the image processing unit 53 compares each of the above-ground image data of a plurality of types of plants stored in the storage unit M with the image data of the above-ground part 1B of the plant 1 captured by the imaging unit 95. Whether or not the image processing unit 53 includes the same feature point as any of the feature points among the above-ground image data of a plurality of types of plants stored in the storage unit M. The process of determining whether or not is performed, and the result of the process is transmitted to the optical characteristic determination unit 52.
- the image processing unit 53 processes the image data acquired by the imaging unit 95, thereby extracting specific information of the ground unit 1B.
- the control part 50 identified the conditions that the plant 1 is a plant exhibiting photophobicity in the germination and the anaerobic conditions that identified the condition that the plant 1 is a plant exhibiting anaerobic property in the germination.
- storage part M which memorize
- the light characteristic determination unit 52 indicates whether the specific information extracted by the image processing unit 53 includes information satisfying which of the photophilic condition and the anaerobic condition stored in the storage unit M. judge. As a result, it is determined whether the plant 1 is one of a plant exhibiting photosensitivity in the sprouting or a plant exhibiting a photophobic property in the sprouting.
- the light characteristic determination unit 52 determines that the plant 1 is a plant that exhibits photophilicity in germination (or a plant that exhibits anaerobic property). Therefore, it is possible to automatically determine whether the plant 1 is a plant that is lucid in the budding or a plant that is phobic in the budding.
- the light characteristic determining unit 52 is any of a plant that exhibits photophobia in the germination and a plant that exhibits anaerobic expression in the germination. Is transmitted to the illumination control unit 55.
- the plant 1 is a plant that is lucid in the germination or a plant that is anaerobic in the bud is an image of the ground portion 1B acquired by the imaging unit 95 when the leaves and stems are thick. It may be determined using data. Further, whether the plant 1 is a plant 1 that is lucid in germination or a plant 1 that is anaerobic in germination is the above-ground portion 1B acquired by the imaging unit 95 when the above-ground portion 1B is withered. It may be determined using the image data.
- the light irradiation unit 5 is turned on when the cultivation period of the plant 1 is in the dormant period, depending on whether the plant 1 is a plant that is lucid in the budding or a plant that is phobic in the budding. Or whether to turn off the light may be determined in advance.
- the light characteristic determination unit 52 determines whether or not the plant 1 is a plant exhibiting photosensitivity in the sprouting or a plant exhibiting an aphobic property in the sprouting to the illumination control unit 55. Send. Thereby, the dormancy determination unit 51 may determine that the cultivation period of the plant 1 is the dormancy period, and the light characteristic determination unit 52 may determine that the plant 1 is a plant 1 that is buoyant in germination. is there. In this case, the illumination control unit 55 seems to increase the amount of light irradiated to the ground part 1B of the plant 1 based on the information of the combination of the two determination results transmitted from the light characteristic determination unit 52. Next, the light irradiation unit 5 is controlled.
- the illumination control unit 55 determines the amount of light irradiated on the ground unit 1B of the plant 1 during the dormant period based on the combination information of the two determination results transmitted from the light characteristic determination unit 52.
- the light irradiation unit 5 is controlled so as to decrease.
- Increasing the amount of light irradiated to the ground part 1B of the plant 1 changes the light irradiation part 5 from the extinguished state to the lighting state, and lengthens the lighting time of the light irradiation part 5 in one day. And changing the light irradiating unit 5 from a state with a small amount of light to a state with a large amount of light. Decreasing the amount of light irradiated to the ground part 1B of the plant 1 changes the light irradiation part 5 from the lighting state to the extinguishing state, and shortens the lighting time of the light irradiation part 5 in one day. And changing the light irradiation unit 5 from a state with a large amount of light to a state with a small amount of light.
- the control of the light irradiation unit 5 described above is used during the dormancy period of the plant 1 in which the leaves of the ground portion 1B have withered, the dormancy breaking of the plant 1 can be promoted. Thereby, the germination of the plant 1 cultivated hydroponically can be promoted.
- the control unit 50 can control the light irradiation unit 5 so that the plant 1 is irradiated with light for 24 hours in the dormant period. preferable.
- the plant 1 is the plant 1 which shows anaerobic in germination
- the operation unit 300 of the hydroponic cultivation apparatus 100 can specify whether the plant 1 is a plant 1 exhibiting photosensitivity in germination or a plant 1 exhibiting anaerobic activity in germination. Is provided with an optical characteristic input unit 302. Therefore, based on the light characteristic information input by the light characteristic input unit 302, the light characteristic determination unit 52 is either the plant 1 in which the plant 1 exhibits photophilicity in the germination or the plant 1 in which germination is aphobic. It is also possible to determine whether it exists. According to this determination, since the grower of the plant 1 inputs the light characteristic information, it is determined whether the plant 1 is the plant 1 exhibiting photosensitivity in the sprouting or the plant 1 exhibiting phobia in the sprouting. Can be realized with a simpler configuration.
- step S ⁇ b> 1 the sleep determination unit 51 acquires information on the time counted by the timer T.
- step S2 it is determined whether or not the plant 1 is in a dormant state.
- the dormancy determination unit 51 determines that the cultivation period is the dormancy period when the timer T counts a predetermined time from a predetermined reference time after the start of cultivation.
- the above-mentioned predetermined reference time is determined by the operation of the operation unit 300 at the start of cultivation, and the above-mentioned predetermined time is specified by data on the time from the start of cultivation to the rest period measured in advance.
- step S2 the dormancy determination unit 51 performs the processing in steps S1 and S2 when the time measured by the timer T has not timed the time when the cultivation time of the plant 1 is predicted to be in the dormant period. repeat.
- step S2 the dormancy determination unit 51 counts the time when the time measured by the timer T is predicted to be the dormant season of the plant 1, the control unit 50 performs step S3 and subsequent steps. Execute the process.
- step S3 the temperature control unit 54 controls the underground temperature adjusting unit 2478 to lower the temperature of the atmosphere in the underground space 16.
- the temperature control unit 54 transmits a signal indicating that control for reducing the temperature of the atmosphere in the underground space 16 is being performed to the illumination control unit 55.
- the illumination control unit 55 increases or decreases the illuminance of the light irradiation unit 5 by controlling the light irradiation unit 5. Thereby, the germination of the plant 1 can be promoted.
- the illumination control unit 55 increases or decreases the illuminance of the light irradiation unit 5 depends on whether the plant 1 is a photophilic plant or an anaerobic plant in the temperature control processing program. It is predetermined. That is, if the plant 1 to be cultivated is a photophilic plant, the illumination control unit 55 executes control of the light irradiation unit 5 to increase the illuminance of the light irradiation unit 5 in order to promote germination. . On the other hand, if the plant 1 to be cultivated is an anaerobic plant, the illumination control unit 55 controls the light irradiation unit 5 to reduce the illuminance of the light irradiation unit 5 in order to promote germination. .
- step S5 the temperature control unit 54 determines whether or not the timer T has counted a predetermined time after the process of step S4 is executed. In step S5, after the process in step S4 is executed, if the predetermined time has not been measured, the determination in step S5 is repeated. On the other hand, if it is determined in step S5 that the predetermined time has elapsed after the processing of step S4 is performed, the temperature control unit 54 should raise the temperature of the atmosphere in the underground space 16 for breaking sleep. It is considered. Therefore, in step S ⁇ b> 6, the temperature control unit 54 controls the underground temperature adjustment unit 2478 to increase the temperature of the atmosphere in the underground space 16.
- the plant 1 feels a temperature change similar to that changed from winter to spring due to a decrease in the temperature of the atmosphere in the underground space 16 and a subsequent increase under the control of the control unit 50 described above. Therefore, the dormancy of the plant 1 can be overcome and budding can be promoted.
- Embodiment 2 The hydroponic cultivation apparatus 100 of Embodiment 2 is demonstrated using FIG.
- the hydroponic cultivation apparatus 100 of the present embodiment has substantially the same configuration and function as the hydroponic cultivation apparatus 100 of the first embodiment.
- the description of the same configurations and functions of the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the first embodiment will not be repeated.
- the hydroponic cultivation apparatus 100 operates the operation unit 300 that has been transmitted from the operation unit 300 to the sleep determination unit 51 in step S ⁇ b> 1 ⁇ / b> A of the temperature control process of the control unit 50. Accepts input information based on.
- the temperature control process of the control unit 50 of the hydroponic cultivation apparatus 100 of the present embodiment shown in FIG. 4 only the process of step S1A is performed by the hydroponic cultivation apparatus 100 of the first embodiment shown in FIG. This is different from the temperature control process of the control unit 50.
- step S ⁇ b> 2 the control unit 50 determines whether or not the cultivation period of the plant 1 is a dormant period.
- the dormancy determination unit 51 when information that can specify that the cultivation time of the plant 1 is the dormancy period is input by the cultivation time input unit 301, the cultivation time Is determined to be in the dormant period. Information that can specify that the cultivation period is the dormancy period is transmitted to the dormancy determination unit 51 when the grower of the plant 1 performs a process operation on the operation unit 300. That is, the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the first embodiment differ only in the method for determining whether or not the cultivation period of the plant 1 is a dormant period. The same applies to.
- the hydroponic cultivation apparatus 100 of the process 3 of embodiment is demonstrated using FIG.
- the hydroponic cultivation apparatus 100 of the present embodiment has substantially the same configuration and function as the hydroponic cultivation apparatus 100 of the first embodiment.
- the description of the same configurations and functions of the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the first embodiment will not be repeated.
- the hydroponic cultivation apparatus 100 is configured so that the dormancy determination unit 51 is acquired by the imaging unit 95 in step S ⁇ b> 1 ⁇ / b> B of the temperature control process of the control unit 50.
- the processing result by the image processing unit 53 based on the image data is acquired.
- the temperature control process of the control unit 50 of the hydroponic cultivation apparatus 100 of the present embodiment shown in FIG. 5 only the process of step S1B is the control of the hydroponic cultivation apparatus 100 of the first embodiment shown in FIG. This is different from the temperature control process of the unit 50.
- step S ⁇ b> 2 the control unit 50 determines whether or not the cultivation period of the plant 1 is a dormant period.
- the dormancy determining unit 51 determines that the cultivation period is the dormant period based on the image data acquired by the imaging unit 95. Specifically, the image data of the above-ground part in the dormant period acquired in advance for each plant is compared with the image data of the above-ground part 1B of the plant 1 actually acquired by the imaging unit 95.
- the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the first embodiment differ only in the method for determining whether or not the cultivation period of the plant 1 is a dormant period. The same applies to.
- control unit 50 replaces the temperature control process shown in FIGS. 3 to 5 executed by hydroponic cultivation apparatus 100 of the first to third embodiments.
- the illumination control process shown in FIG. 6 is executed.
- step S 12 the sleep determination unit 51 acquires information on the time counted by the timer T.
- the control part 50 determines whether the cultivation time of the plant 1 is a dormancy period. Specifically, the dormancy determination unit 51 determines that the cultivation time is the dormancy period when the timer T measures a predetermined time from a predetermined reference time after the start of cultivation, which is determined in advance.
- the above-mentioned predetermined reference time is determined by the operation of the operation unit 300 at the start of cultivation, and the above-mentioned predetermined time is specified by data on the time from the start of cultivation to the rest period measured in advance.
- step S12 when it is not determined that the cultivation period of the plant 1 is the dormant period, the processes of step S11 and step S12 are repeated.
- step S13 the light characteristic determination unit 52 determines whether the plant 1 is a photophilic plant or an aphobic plant. It is determined whether it is.
- step S13 if the light characteristic determination unit 52 determines that the plant 1 is a photophilic plant, in step S14, the illumination control unit 55 turns on the light irradiation unit 5, or the light irradiation unit 5 Increase the amount of light emitted by. On the other hand, if the light characteristic determination unit 52 determines that the plant 1 is an anaerobic plant, the illumination control unit 55 turns off the light irradiation unit 5 or emits the light irradiation unit 5 in step S15. Reduce the amount of light.
- the temperature control unit 54 in step S16 the temperature control unit 2478 By controlling the above, the temperature of the atmosphere in the underground space 16 is lowered.
- step S17 the temperature control unit 54 determines whether or not the timer T has counted a predetermined time after step S16 is executed. If the predetermined time has not been counted in step S17, the determination in step S17 is repeated. On the other hand, if it is determined in step S17 that the predetermined time has elapsed, the temperature control unit 54 considers that it is time to raise the temperature of the atmosphere of the underground space 16 in order to break the sleep. Thereby, in step S ⁇ b> 18, the temperature control unit 54 controls the underground temperature adjustment unit 2478 to increase the temperature of the atmosphere in the underground space 16. Thereby, like Embodiment 1, the plant 1 feels the same temperature change as it changed from winter to spring. Therefore, the dormancy of the plant 1 can be overcome and budding can be promoted.
- control unit 50 does not need to execute the processes of steps S16 to S18. Good.
- the hydroponic cultivation apparatus 100 of Embodiment 5 is demonstrated using FIG.
- the hydroponic cultivation apparatus 100 of the present embodiment has substantially the same configuration and function as the hydroponic cultivation apparatus 100 of the fourth embodiment.
- the description of the same configurations and functions of the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the fourth embodiment will not be repeated.
- the hydroponic cultivation apparatus 100 has an operation unit in which the sleep determination unit 51 is transmitted from the operation unit 300 in step S ⁇ b> 11 ⁇ / b> A of the illumination control process executed by the control unit 50. Input information based on 300 operations is received.
- the illumination control process of the control unit 50 of the hydroponic cultivation apparatus 100 of the present embodiment shown in FIG. 7 only the process of step S11A is the control of the hydroponic cultivation apparatus 100 of the fourth embodiment shown in FIG. This is different from the illumination control processing of the unit 50.
- step S12 the control unit 50 determines whether or not the cultivation time of the plant 1 is a dormant period.
- the dormancy determination unit 51 when information that can specify that the cultivation time of the plant 1 is the dormancy period is input by the cultivation time input unit 301, Is determined to be in the dormant period. Information that can specify that the cultivation period is the dormancy period is transmitted to the dormancy determination unit 51 when the grower of the plant 1 performs a process operation on the operation unit 300. That is, the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the first embodiment differ only in the method for determining whether or not the cultivation period of the plant 1 is a dormant period. The same applies to.
- the lighting control processing of the hydroponic cultivation apparatus 100 of the present embodiment can also break the dormancy of the plant 1 and promote germination.
- the hydroponic cultivation apparatus 100 of Embodiment 6 is demonstrated using FIG.
- the hydroponic cultivation apparatus 100 of the present embodiment has substantially the same configuration and function as the hydroponic cultivation apparatus 100 of the fourth embodiment.
- the description of the same configurations and functions of the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the fourth embodiment will not be repeated.
- the hydroponic cultivation apparatus 100 of the present embodiment uses the image data of the above-ground part 1 ⁇ / b> B of the plant 1 obtained by the dormancy determination unit 51 by the imaging unit 95 in step S ⁇ b> 11 ⁇ / b> B of the illumination control process.
- the processing result by the image processing unit 53 based on is acquired.
- the illumination control process of the control unit 50 of the hydroponic cultivation apparatus 100 of the present embodiment shown in FIG. 8 only the process of step S11B is the control of the hydroponic cultivation apparatus 100 of the fourth embodiment shown in FIG. This is different from the illumination control processing of the unit 50.
- step S12 the control unit 50 determines whether or not the cultivation period of the plant 1 is a dormant period.
- the dormancy determination unit 51 determines that the cultivation period is the dormancy period based on the image data acquired by the imaging unit 95. Specifically, the image data of the above-ground part in the dormant period acquired in advance for each plant is compared with the image data of the above-ground part 1B of the plant 1 actually acquired by the imaging unit 95. More specifically, the sleep determination unit 51 transmits the image data acquired by the imaging unit 95 to the image processing unit 53.
- the image processing unit 53 extracts predetermined information about the plant 1.
- the dormancy determination unit 51 compares the predetermined information of the plant 1 extracted by the image processing unit 53 with the dormancy information that specifies that the cultivation time of the plant 1 stored in advance in the storage unit M is the dormancy period, Based on the comparison result, it is determined whether or not the cultivation period is a dormant period. In this case, when there is no leaf portion on the ground portion 1B, it is determined that the cultivation period of the plant 1 is the dormant period.
- the shape of the leaf is specified by the color of the leaf. That is, the hydroponic cultivation apparatus 100 of the present embodiment and the hydroponic cultivation apparatus 100 of the fourth embodiment differ only in the method for determining whether or not the cultivation period of the plant 1 is a dormant period. The same applies to.
- the lighting control processing of the hydroponic cultivation apparatus 100 of the present embodiment can also break the dormancy of the plant 1 and promote germination.
- the dormancy breaking of the plant 1 that is dormant when the ground part withers in the summer is performed. Therefore, in this Embodiment, the control part 50 controls the underground temperature adjustment part 2478 so that the plant 1 may feel the temperature change similar to having changed from summer to autumn. Therefore, in the temperature control process by the control unit 50 of the present embodiment, only the steps S3 and S6 of FIGS. 3, 4, and 5 are performed by the control unit of the hydroponic cultivation apparatus 100 of each of the first to third embodiments. This is different from the temperature control processing by 50. Further, in the temperature control process by the control unit 50 of the present embodiment, only the steps S16 and S18 of FIGS. 6, 7, and 8 are performed by the control unit of the hydroponic cultivation apparatus 100 of each of the fourth to sixth embodiments. This is different from the temperature control processing by 50.
- control unit 50 temporarily increases the temperature of the underground space 16 in step S3 of FIGS. 3, 4, and 5, or in each step S16 of FIGS. 6, 7, and 8.
- the underground temperature adjustment unit 2478 is controlled. Thereafter, the controller 50 controls the underground temperature so as to decrease the temperature of the underground space 16 in each step S6 of FIGS. 3, 4, and 5, or in each step S18 of FIGS. 6, 7, and 8.
- the adjustment unit 2478 is controlled. According to this, even if it is the plant 1 with which the above-ground part 1B withers in summer, it can break dormancy and can promote germination.
- the control unit 50 of the present embodiment executes the processes of steps S16 to S18 of FIGS. 6, 7, and 8 executed by the control unit 50 of the hydroponic cultivation apparatus 100 of the fourth to sixth embodiments. do not do.
- the temperature of the atmosphere in the underground space 16 depends on the temperature change of the surrounding environment without the processing of the control unit 50 in each of steps S16 to S18 in FIG. 6, FIG. 7, and FIG. Ascends (or descends) naturally. Thereafter, the temperature of the atmosphere in the underground space 16 naturally falls (or rises) according to the temperature change of the surrounding environment without performing the processes of steps S16 to S18 of FIGS. 6, 7, and 8 respectively.
- the control unit 50 executes the same processes as those in steps S11 to S15 in FIG. 6, steps S11A to S15 in FIG. 7, and steps S11B to S15 in FIG.
- the control unit 50 controls the underground temperature adjustment unit 2478 to promote the germination of the plant 1 without adjusting the temperature change of the underground space 16. Can be made.
- the hydroponic cultivation apparatus 100 includes a cultivation room underground part 67, an underground temperature adjustment part 2478, and a control part 50.
- the cultivation room underground part 67 includes the underground space 16 in which the underground part 1A of the plant 1 grows so as to be separated from the ground space 26 in which the above-ground part 1B of the plant 1 grows.
- the underground temperature adjustment unit 2478 adjusts the temperature of the atmosphere in the underground space 16.
- the control unit 50 controls the underground temperature adjustment unit 2478.
- the control unit 50 includes a sleep determination unit 51 and a temperature control unit 54.
- the dormancy determination unit 51 determines whether or not the cultivation time of the plant 1 is the dormancy period when the leaves of the ground portion 1B are withered.
- the temperature control unit 54 sets the temperature of the atmosphere in the underground space 16 to the underground temperature adjustment unit 2478 so that the germination of the plant 1 is promoted when the dormancy determination unit 51 determines that the cultivation period is the dormancy period. Let them adjust.
- the grower of the plant 1 can promote the germination of the plant 1 cultivated hydroponically. Moreover, since the temperature of only the atmosphere of the underground space 16 is adjusted, the energy consumption for temperature adjustment can be reduced.
- the temperature control unit 54 controls the underground temperature adjustment unit 2478 so as to increase the temperature of the atmosphere in the underground space 16 when a predetermined period has elapsed after the temperature of the atmosphere in the underground space 16 has been lowered. May be.
- the hydrothermally cultivated plant 1 can experience the same temperature change from the winter to spring temperature experienced by the naturally cultivated plant 1. As a result, the plant 1 can be made to feel that it is time to break its dormancy.
- the underground temperature adjustment unit 2478 may include at least one of the spray unit 20, the temperature adjustment unit 40, and the liquid temperature adjustment unit 78.
- the spray unit 20 supplies mist-like water or nutrient solution 60 to the underground space 16.
- the temperature adjustment unit 40 supplies a gas having a predetermined external temperature to the underground space 16.
- the liquid temperature adjustment unit 78 adjusts the temperature of the water or nutrient solution 60 stored in the underground space 16.
- the temperature adjustment unit 40 the temperature of the atmosphere in the underground space 16 can be directly adjusted, so that the temperature of the atmosphere in the underground space 16 can be quickly adjusted.
- the temperature of the underground space 16 can be adjusted while supplying water or the nutrient solution 60 to the root 1C.
- the temperature of the underground space 16 can be adjusted while adjusting the humidity of the underground space 16.
- the hydroponic cultivation apparatus 100 includes the light irradiation unit 5 that irradiates the ground portion 1B with light.
- the control unit 50 controls the light irradiation unit 5 so that the amount of light irradiated to the ground portion 1B increases when the dormancy determination unit 51 determines that the cultivation period is the dormancy period, or It is preferable to control the light irradiation unit 5 so that the amount of light irradiated to the ground portion 1B is reduced.
- the germination of the plant 1 cultivated hydroponically can be promoted.
- the germination time can be advanced.
- the hydroponic cultivation apparatus 100 includes a light irradiation unit 5 that irradiates the ground part 1B of the plant 1 with light, and a control unit 50 that controls the light irradiation unit 5.
- the control unit 50 includes a sleep determination unit 51, a light characteristic determination unit 52, and an illumination control unit 55.
- the dormancy determination unit 51 determines whether or not the cultivation time of the plant 1 is a dormancy period in which the leaves of the ground portion 1B have withered.
- the light characteristic determination unit 52 determines whether the plant 1 is a plant 1 exhibiting photophilicity in germination or a plant 1 exhibiting anaerobic property in germination.
- the dormancy determining unit 51 may determine that the cultivation period is the dormant period, and the light characteristic determining unit 52 may determine that the plant 1 is a plant 1 that exhibits photophilicity in germination.
- the illumination control unit 55 controls the light irradiation unit 5 so that the amount of light irradiated to the ground unit 1B increases.
- the dormancy determining unit 51 may determine that the cultivation period is the dormant period, and the light characteristic determining unit 52 may determine that the plant 1 is a plant 1 exhibiting anaerobicity in germination.
- the illumination control unit 55 controls the light irradiation unit 5 so that the amount of light irradiated to the ground unit 1B is reduced.
- the dormancy breaking of the plant 1 can be promoted. Thereby, the germination of the plant 1 cultivated hydroponically can be promoted.
- the hydroponic cultivation apparatus 100 inputs light characteristic information that can specify whether the plant 1 is a plant 1 that is lucid in germination or a plant 1 that is anaerobic in germination. It is preferable that the optical characteristic input unit 302 is provided. In this case, the light characteristic determination unit 52 is based on the light characteristic information input by the light characteristic input unit 302, among the plant 1 in which the plant 1 exhibits photophilicity in germination and the plant 1 in which germination exhibits anaerobicity. It is determined which one is.
- the grower of the plant 1 since the grower of the plant 1 inputs light characteristic information, it is about which of the plant 1 the plant 1 which shows the photosensitivity in a sprouting, and the plant 1 which shows the anaerobic in a sprouting. The determination can be realized with a simpler configuration.
- the hydroponic cultivation apparatus 100 may include an imaging unit 95 that acquires the image data of the ground portion 1B.
- the control unit 50 may include an image processing unit 53 that processes the image data acquired by the imaging unit 95 and thereby extracts specific information of the ground unit 1B.
- the control part 50 identified the conditions that the plant 1 is a plant exhibiting photophobicity in the germination and the anaerobic conditions that identified the condition that the plant 1 is a plant exhibiting anaerobic property in the germination.
- stores may be included.
- the light characteristic determination unit 52 indicates whether the specific information extracted by the image processing unit 53 includes information satisfying which of the photophilic condition and the anaerobic condition stored in the storage unit M. You may judge. Thereby, it may be determined whether the plant 1 is a plant exhibiting photosensitivity in the sprouting or a plant exhibiting a photophobic property in the sprouting.
- the hydroponic cultivation apparatus 100 may include an underground temperature adjustment unit 2478 and a control unit 50.
- the underground temperature adjustment unit 2478 adjusts the temperature of the atmosphere in the underground space 16.
- the control unit 50 may control the underground temperature adjustment unit 2478.
- the temperature control unit 54 sets the temperature of the atmosphere in the underground space 16 to the underground temperature adjustment unit 2478 so that the germination of the plant 1 is promoted when the dormancy determination unit 51 determines that the cultivation period is the dormancy period. It may be adjusted.
- the grower can intentionally execute the dormancy breaking of the plant 1 without waiting for a natural temperature change.
- the control unit 50 may include a timer T that starts timing from a reference time after the start of cultivation of the plant 1.
- the dormancy determination unit 51 may determine whether or not the cultivation time is a dormancy period, depending on whether or not the timer T has counted a predetermined time from a predetermined reference time after the start of cultivation of the plant 1. . According to this, it is possible to determine whether or not the cultivation period is a dormant period without using another device such as a sensor or the imaging unit 95.
- the hydroponic cultivation apparatus 100 may include a cultivation time input unit 301 capable of inputting a cultivation time.
- the dormancy determining unit 51 determines whether or not the cultivation period is the dormant period depending on whether or not information capable of specifying that the cultivation period of the plant 1 is the dormant period is input from the cultivation period input unit 301. You may judge. According to this, since the grower of the plant 1 determines whether or not the cultivation period is the dormant period, the grower can intentionally adjust the period of breaking the dormancy.
- the hydroponic cultivation apparatus 100 may include an imaging unit 95 that acquires the image data of the ground unit 1B.
- the control unit 50 processes the image data acquired by the imaging unit 95, thereby extracting the predetermined information of the ground unit 1B, and the sleep that can specify that the cultivation time is the sleep period And a storage unit M that stores the conditions.
- the dormancy determining unit 51 determines whether or not the cultivation time is the dormant period depending on whether or not the predetermined information extracted by the image processing unit 53 includes information satisfying the dormancy condition stored in the storage unit M. It may be determined. According to this, it can be determined automatically whether the cultivation period is a dormant period.
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Abstract
Description
実施の形態の水耕栽培装置100を用いて栽培される植物1の例として、オタネニンジン(高麗人参または朝鮮人参)等の根菜類が挙げられる。ただし、実施の形態の水耕栽培装置100によって栽培され得る植物1は、これに限定されるものではない。
図1および図2を用いて、実施の形態1の水耕栽培装置100を説明する。実施の形態1~8の水耕栽培装置100は、いずれも、図1および図2に示される構成を、共通の構成として有している。
図2を用いて、実施の形態の水耕栽培装置100の機能を説明する。
図3を用いて、実施の形態1の水耕栽培装置100の制御部50により実行される温度制御処理を説明する。本実施の形態の水耕栽培装置100の構成は、図1および図2を用いて既に説明されたものである。
図4を用いて、実施の形態2の水耕栽培装置100を説明する。本実施の形態の水耕栽培装置100は、実施の形態1の水耕栽培装置100とほぼ同様の構成および機能を有している。本実施の形態の水耕栽培装置100と実施の形態1の水耕栽培装置100との同一の構成および機能の説明は繰り返さない。
図5を用いて、実施の形態の処理3の水耕栽培装置100を説明する。本実施の形態の水耕栽培装置100は、実施の形態1の水耕栽培装置100とほぼ同様の構成および機能を有している。本実施の形態の水耕栽培装置100と実施の形態1の水耕栽培装置100との同一の構成および機能の説明は繰り返さない。
図6を用いて、実施の形態4の水耕栽培装置100の制御部50により実行される照明制御処理を説明する。本実施の形態の水耕栽培装置100の構成は、図1および図2を用いて既に説明されたものである。
図7を用いて、実施の形態5の水耕栽培装置100を説明する。本実施の形態の水耕栽培装置100は、実施の形態4の水耕栽培装置100とほぼ同様の構成および機能を有している。本実施の形態の水耕栽培装置100と実施の形態4の水耕栽培装置100との同一の構成および機能の説明は繰り返さない。
図8を用いて、実施の形態6の水耕栽培装置100を説明する。本実施の形態の水耕栽培装置100は、実施の形態4の水耕栽培装置100とほぼ同様の構成および機能を有している。本実施の形態の水耕栽培装置100と実施の形態4の水耕栽培装置100との同一の構成および機能の説明は繰り返さない。
実施の形態7の水耕栽培装置100の制御部50により実行される温度制御処理および照明制御処理を説明する。本実施の形態の水耕栽培装置100の構成は、図1および図2を用いて既に説明されたものである。また、本実施の形態の水耕栽培装置100の制御部50により実行される処理は、基本的に実施の形態1~6のそれぞれと基本的に同様である。
実施の形態8の水耕栽培装置100の制御部50により実行される照明制御処理を説明する。本実施の形態の水耕栽培装置100の構成は、図1および図2を用いて既に説明されたものである。また、本実施の形態の水耕栽培装置100の制御部50により実行される処理は、実施の形態4~6のそれぞれと基本的に同様である。
以下、実施の形態の水耕栽培装置100の特徴的構成およびそれにより得られる効果を記載する。
本出願は、2015年6月2日に出願された日本出願の特願2015-112106号に基づく優先権を主張し、当該日本出願に記載された全ての記載内容を参照によって援用するものである。
1A 地下部
1B 地上部
5 光照射部
16 地下空間
20 噴霧部
40 気温調整部
50 制御部
51 休眠判定部
52 光特性判定部
53 画像処理部
54 温度制御部
55 照明制御部
60 養液
67 栽培室地下部
78 液温調整部
95 撮像部
100 水耕栽培装置
301 栽培時期入力部
302 光特性入力部
2478 地下温度調整部
M 記憶部
T タイマ
Claims (11)
- 植物の地上部が成長する地上空間から分離するように、前記植物の地下部が成長する地下空間を内包する栽培室地下部と、
前記地下空間の雰囲気の温度を調整する地下温度調整部と、
前記地下温度調整部を制御する制御部と、を備え、
前記制御部は、
前記植物の栽培時期が、前記地上部の葉が枯れた休眠期であるのか否かを判定する休眠判定部と、
前記休眠判定部によって前記栽培時期が前記休眠期であると判定された場合に、前記植物の萌芽が促進されるように、前記地下温度調整部に前記地下空間の雰囲気の温度を調整させる温度制御部と、を含む、水耕栽培装置。 - 前記温度制御部は、前記地下空間の雰囲気の温度を低下させた後、所定期間が経過したときに前記地下空間の雰囲気の温度を上昇させるように、前記地下温度調整部を制御する、請求項1に記載の水耕栽培装置。
- 前記地下温度調整部は、前記地下空間へミスト状の水または養液を供給する噴霧部、前記地下空間に外部の所定の温度の気体を供給する気温調整部、および前記地下空間に貯留された水または養液の温度を調整する液温調整部のうちの少なくともいずれか1つを含む、請求項1または2に記載の水耕栽培装置。
- 前記地上部に光を照射する光照射部を備え、
前記制御部は、前記休眠判定部によって前記栽培時期が前記休眠期であると判定された場合に、前記地上部に照射される光の量が増加するように前記光照射部を制御するか、または、前記地上部に照射される光の量が減少するように前記光照射部を制御する、請求項1~3のいずれかに記載の水耕栽培装置。 - 植物の地上部が成長する地上空間から分離するように、前記植物の地下部が成長する地下空間を内包する栽培室地下部と、
前記地上空間に設けられ、前記地上部に光を照射する光照射部と、
前記光照射部を制御する制御部と、を備え、
前記制御部は、
前記植物の栽培時期が、前記地上部の葉が枯れた休眠期であるのか否かを判定する休眠判定部と、
前記植物が、萌芽において好光性を示す植物であるのか、それとも、萌芽において嫌光性を示す植物であるのかを判定する光特性判定部と、
前記休眠判定部によって前記栽培時期が前記休眠期であると判定され、かつ、前記光特性判定部によって前記植物が萌芽において好光性を示す植物であると判定された場合には、前記地上部に照射される光の量が増加するように、前記光照射部を制御する一方で、
前記休眠判定部によって前記栽培時期が前記休眠期であると判定され、かつ、前記光特性判定部によって前記植物が萌芽において嫌光性を示す植物であると判定された場合には、前記地上部に照射される光の量が減少するように、前記光照射部を制御する照明制御部と、を含む、水耕栽培装置。 - 前記植物が萌芽において好光性を示す植物および萌芽において嫌光性を示す植物のうちのいずれであるのかを特定可能な光特性情報を入力するための光特性入力部を備え、
前記光特性判定部は、前記光特性入力部によって入力された前記光特性情報に基づいて、前記植物が萌芽において好光性を示す植物および萌芽において嫌光性を示す植物のうちのいずれであるのかを判定する、請求項5に記載の水耕栽培装置。 - 前記地上部の画像データを取得する撮像部を備え、
前記制御部は、
前記撮像部によって取得された前記画像データを処理し、それにより、前記地上部の特定の情報を抽出する画像処理部と、
前記植物が萌芽において好光性を示す植物である条件を特定した好光性条件および前記植物が萌芽において嫌光性を示す植物である条件を特定した嫌光性条件を記憶する記憶部と、を含み、
前記光特性判定部は、前記画像処理部によって抽出された前記特定の情報が前記記憶部に記憶された前記好光性条件および前記嫌光性条件のうちのいずれの条件を満たす情報を含んでいるのかを判定することによって、前記植物が萌芽において好光性を示す植物および萌芽において嫌光性を示す植物のうちのいずれであるのかを判定する、請求項5または6に記載の水耕栽培装置。 - 前記地下空間の雰囲気の温度を調整する地下温度調整部と、
前記地下温度調整部を制御する制御部と、を備え、
前記制御部は、前記休眠判定部によって前記栽培時期が前記休眠期であると判定された場合に、前記植物の萌芽が促進されるように、前記地下温度調整部に前記地下空間の雰囲気の温度を調整させる温度制御部を含む、請求項5~7のいずれかに記載の水耕栽培装置。 - 前記制御部は、前記植物の栽培開始後の基準時点から計時を開始するタイマを含み、
前記休眠判定部は、前記タイマが前記基準時点から所定時間を計時したか否かによって、前記栽培時期が前記休眠期であるか否かを判定する、請求項1~8のいずれかに記載の水耕栽培装置。 - 前記栽培時期を入力することが可能な栽培時期入力部を備え、
前記休眠判定部は、前記栽培時期が前記休眠期であることを特定可能な情報が前記栽培時期入力部から入力されか否かによって、前記栽培時期が前記休眠期であると判定する、請求項1~8のいずれかに記載の水耕栽培装置。 - 前記地上部の画像データを取得する撮像部を備え、
前記制御部は、
前記撮像部によって取得された前記画像データを処理し、それにより、前記地上部の所定の情報を抽出する画像処理部と、
前記栽培時期が前記休眠期であることを特定可能な休眠条件を記憶する記憶部と、を含み、
前記休眠判定部は、前記画像処理部によって抽出された前記所定の情報が前記記憶部に記憶された前記休眠条件を満たす情報を含んでいるか否かによって、前記栽培時期が前記休眠期であるか否かを判定する、請求項1~6のいずれかに記載の水耕栽培装置。
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USD932345S1 (en) | 2020-01-10 | 2021-10-05 | AVA Technologies Inc. | Plant pod |
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CN112704000A (zh) * | 2020-11-23 | 2021-04-27 | 无锡南村花卉苗木专业合作社 | 花卉水培驯化的方法 |
KR102567682B1 (ko) * | 2022-12-12 | 2023-08-18 | 농업회사법인 뉴건강나라 주식회사 | 스마트팜 근권부 건전성 관리를 위한 ai 분무식 재배 및 폐수 최소화 방법 |
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