WO2022225284A1 - 식물 재배용 광원 모듈 및 식물 재배 방법 - Google Patents
식물 재배용 광원 모듈 및 식물 재배 방법 Download PDFInfo
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- WO2022225284A1 WO2022225284A1 PCT/KR2022/005557 KR2022005557W WO2022225284A1 WO 2022225284 A1 WO2022225284 A1 WO 2022225284A1 KR 2022005557 W KR2022005557 W KR 2022005557W WO 2022225284 A1 WO2022225284 A1 WO 2022225284A1
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- Prior art keywords
- light
- plant
- light source
- auxiliary light
- plant cultivation
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- 238000012364 cultivation method Methods 0.000 title claims abstract description 17
- 230000012010 growth Effects 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 241000196324 Embryophyta Species 0.000 claims description 188
- 239000000126 substance Substances 0.000 claims description 26
- 235000009071 Mesembryanthemum crystallinum Nutrition 0.000 claims description 17
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 17
- 229930006000 Sucrose Natural products 0.000 claims description 17
- 239000005720 sucrose Substances 0.000 claims description 17
- 240000006236 Martynia annua Species 0.000 claims description 16
- DSCFFEYYQKSRSV-UHFFFAOYSA-N 1L-O1-methyl-muco-inositol Natural products COC1C(O)C(O)C(O)C(O)C1O DSCFFEYYQKSRSV-UHFFFAOYSA-N 0.000 claims description 15
- VJXUJFAZXQOXMJ-UHFFFAOYSA-N D-1-O-Methyl-muco-inositol Natural products CC12C(OC)(C)OC(C)(C)C2CC(=O)C(C23OC2C(=O)O2)(C)C1CCC3(C)C2C=1C=COC=1 VJXUJFAZXQOXMJ-UHFFFAOYSA-N 0.000 claims description 15
- DSCFFEYYQKSRSV-KLJZZCKASA-N D-pinitol Chemical compound CO[C@@H]1[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)[C@H]1O DSCFFEYYQKSRSV-KLJZZCKASA-N 0.000 claims description 15
- CDAISMWEOUEBRE-GPIVLXJGSA-N inositol Chemical compound O[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@H](O)[C@@H]1O CDAISMWEOUEBRE-GPIVLXJGSA-N 0.000 claims description 15
- 229960000367 inositol Drugs 0.000 claims description 15
- 230000008635 plant growth Effects 0.000 claims description 15
- CDAISMWEOUEBRE-UHFFFAOYSA-N scyllo-inosotol Natural products OC1C(O)C(O)C(O)C(O)C1O CDAISMWEOUEBRE-UHFFFAOYSA-N 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 12
- 238000003306 harvesting Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 16
- 239000008204 material by function Substances 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 description 19
- 230000029553 photosynthesis Effects 0.000 description 14
- 238000010672 photosynthesis Methods 0.000 description 14
- 238000006862 quantum yield reaction Methods 0.000 description 8
- 108700023158 Phenylalanine ammonia-lyases Proteins 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 230000000243 photosynthetic effect Effects 0.000 description 6
- 239000003963 antioxidant agent Substances 0.000 description 5
- 150000005846 sugar alcohols Chemical class 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 230000003078 antioxidant effect Effects 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229930002875 chlorophyll Natural products 0.000 description 2
- 235000019804 chlorophyll Nutrition 0.000 description 2
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 241000219479 Aizoaceae Species 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
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
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
- F21V9/45—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity by adjustment of photoluminescent elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2113/00—Combination of light sources
Definitions
- the present invention relates to a light source module for plant cultivation and a plant cultivation method capable of improving a specific functional material while improving plant growth.
- Plants use light energy to perform photosynthesis to synthesize organic matter from carbon dioxide and water. Plants use the chemical energy of organic matter obtained through photosynthesis as nutrients for growth and the like.
- Plants contain functional substances having an effect on a target object.
- the content of functional substances contained in plants varies according to growth and environment. Plants, for example, protect themselves by producing antioxidants to defend against stress-induced damage.
- An object of the present invention is to provide a light source module for plant cultivation and a plant cultivation method that can improve the growth of plants without damaging the plants, and at the same time improve specific functional substances.
- the light source module for plant cultivation may include a substrate, a main light source, and an auxiliary light source.
- the main light source is electrically connected to the substrate and may provide background light to the plant.
- the auxiliary light source may be electrically connected to the substrate and provide auxiliary light to the plant.
- the background light and the auxiliary light may have different peak wavelengths.
- the auxiliary light may include light emitting blue color to improve the growth of the plant and the content of a specific functional material.
- the main light source may provide the plant with white light as a background light.
- the auxiliary light may have a peak wavelength in a wavelength range between 380 nm and 500 nm.
- the auxiliary light may have a peak wavelength of at least one of 385 nm and 395 nm.
- the main light source may repeatedly emit and stop background light every 12 hours.
- the auxiliary light source may continuously irradiate the auxiliary light before harvesting the plant.
- the auxiliary light source may continuously irradiate the auxiliary light for 5 to 7 days before harvesting the plant.
- the light energy of the auxiliary light may be 30W/m 2 .
- the plant is an ice plant.
- the specific functional substance of the plant may include at least one of pinitol, myo-inositol and sucrose.
- a background light is provided to a plant every 12 hours as a plant cultivation method for improving plant growth and content of a specific functional substance, and before harvesting the plant, the background light and each other to the plant
- Auxiliary light having different peak wavelengths may be continuously provided.
- the auxiliary light may include light emitting blue.
- the background light may be white light.
- the auxiliary light may have a peak wavelength in a wavelength range between 380 nm and 500 nm.
- the auxiliary light may have a peak wavelength of at least one of 385 nm and 395 nm.
- the auxiliary light may be continuously provided to the plant for 5 to 7 days before harvesting the plant.
- the light energy of the auxiliary light may be 30W/m 2 .
- the plant is an ice plant.
- the specific functional substance of the plant may include at least one of pinitol, myo-inositol and sucrose.
- the light source module for plant cultivation and the plant cultivation method according to an embodiment of the present invention provide additional auxiliary light in addition to the background light to the plant, thereby improving the growth of the plant without damaging the plant.
- the light source module for plant cultivation and the plant cultivation method according to an embodiment of the present invention may improve the growth of a plant while improving a specific functional material.
- the light source module for plant cultivation and the plant cultivation method according to an embodiment of the present invention can improve the sugar alcohol content of an ice plant effective for blood sugar control.
- FIG. 1 is an exemplary view briefly showing a light source module according to an embodiment of the present invention.
- FIG. 2 is a light spectrum according to an embodiment of the present invention provided to a control.
- 3 is a light spectrum according to an embodiment of the present invention provided to the first experimental group.
- 5 is a light spectrum according to an embodiment of the present invention provided to the third experimental group.
- FIG. 8 is a photograph showing the state of a plant for each light treatment condition according to an embodiment of the present invention.
- FIG. 9 is a graph showing the live weight of the above-ground part of a plant for each light treatment condition according to an embodiment of the present invention.
- FIG. 10 is a graph showing the dry weight of the above-ground part of a plant for each light treatment condition according to an embodiment of the present invention.
- FIG. 11 is a graph showing the side area of a plant for each light treatment condition according to an embodiment of the present invention.
- FIG. 12 is a graph showing the SPAD value (chlorophyll content) of plants according to light treatment conditions according to an embodiment of the present invention.
- 13 is a photosynthetic rate measured during the day of the 3rd day after starting light treatment with auxiliary light in plants.
- 15 is a graph showing the maximum quantum yield (Fv/Fm) for each light processing condition according to an embodiment of the present invention.
- 16 is a graph showing changes in the total phenol content of plants according to light treatment conditions according to an embodiment of the present invention.
- 17 is a graph showing the change in antioxidant degree of plants according to light treatment conditions according to an embodiment of the present invention.
- PAL phenylalanine ammonia-lyase
- 19 is a graph showing the content of pinitol per unit gram for each light treatment condition.
- 20 is a graph showing the content of pinitol per plant (above-ground) for each light treatment condition.
- 21 is a graph showing the content of myo-inositol per unit gram for each light treatment condition.
- FIG. 22 is a graph showing the content of myo-inositol per plant (above-ground) for each light treatment condition.
- 24 is a graph showing the content of sucrose per plant (above-ground) for each light treatment condition.
- FIG. 1 is an exemplary view briefly showing a light source module according to an embodiment of the present invention.
- the light source module 100 is used in a space capable of controlling the cultivation environment of plants, such as a plant factory.
- Plant factories provide a space for growing plants regardless of season by controlling the environment in which plants are grown.
- the light source module 100 may control an environment for photosynthesis and a stress environment in a plant cultivation environment.
- a light source module 100 includes a substrate 10 , a main light source 20 , and an auxiliary light source 30 .
- the substrate 10 may be electrically connected to the main light source 20 and the auxiliary light source 30 .
- the substrate 10 may control the operations of the main light source 20 and the auxiliary light source 30 according to a preset signal.
- the substrate 10 may be a printed circuit board.
- the main light source 20 and the auxiliary light source 30 each include a light emitting diode, and may be mounted on the substrate 10 .
- the main light source 20 provides background light for photosynthesis to plants in a plant cultivation space, such as inside a plant factory.
- the main light source 20 generally corresponds to an artificial light source used in a plant factory. Accordingly, the artificial light source generally provides the plant with white light having a luminous intensity of about 200 to 300 ⁇ mol/m 2 /s as background light.
- the luminous intensity may be about 1,000 ⁇ mol/m 2 /s or more during the day.
- the artificial light source provides the plant with background light with a lower luminous intensity compared to natural light.
- the luminosity of the background light of the artificial light source is insufficient compared to the light saturation point of the plant.
- the light source module 100 for plant cultivation further includes an auxiliary light source 30 in addition to the main light source 20 .
- the light source module 100 for plant cultivation may additionally provide auxiliary light for improving photosynthetic efficiency of plants in addition to background light to plants.
- the auxiliary light source 30 may provide the auxiliary light to the plant to reinforce the light energy required for the plant, which is insufficient with the background light emitted from the main light source 20 .
- the auxiliary light source 30 may provide the plant with the auxiliary light that can improve the content of the specific functional material of the plant.
- the auxiliary light emitted from the auxiliary light source 30 has a different peak wavelength from that of the background light.
- the auxiliary light source 30 may provide auxiliary light including visible light and ultraviolet light emitting blue light to the plant. More specifically, the auxiliary light is light having a peak wavelength between about 380 nm and 500 nm.
- the light source module 100 for plant cultivation provides auxiliary light in a wavelength band longer than UV B, not UV B, to plants, thereby causing damage to plants and reduced growth by large energy of UV B. it can be prevented
- the light source module 100 for plant cultivation according to an embodiment of the present invention may include a plurality of main light sources 20 and auxiliary light sources 30 .
- the plurality of auxiliary light sources 30 may emit auxiliary light having different peak wavelengths. .
- the light source module 100 for plant cultivation can improve plant growth by providing auxiliary light to plants to improve photosynthesis of plants.
- the light source module 100 for plant cultivation can improve the growth of a plant and increase a specific functional material of the plant.
- the characteristics of the background light emitted from the main light source 20 and the auxiliary light emitted from the auxiliary light source 30 of the light source module 100 for plant cultivation according to an embodiment of the present invention will be described in detail through the experimental results to be described later. .
- the type of plant used in this experiment is an ice plant.
- the plants planted in the plant factory are in an environment where the 12 hours of dark and light cycles are repeated by a temperature of about 23°C, a relative humidity of 60%, a carbon dioxide (CO 2 ) concentration of 1,000 ⁇ mol/mol, and background light. was cultivated
- the background light is white light
- the light source is a light emitting diode (LED).
- the luminous intensity of the background light is 200 ⁇ mol/m 2 /s.
- a nutrient solution of EC 1.5 dS/m and PH 6.0 was provided to the plants during the cultivation period.
- auxiliary light was continuously provided to the plants for one week before harvesting the plants out of a total of four weeks of plant cultivation.
- the control group is a group of plants grown with only background light without auxiliary light.
- Experimental groups 1 to 5 are groups of plants grown in an environment in which different auxiliary lights are added to background light.
- the auxiliary light is provided in a wavelength band closer to the visible ray region.
- experimental groups 4 and 5 are included in the wavelength range of the auxiliary light emitted by the light source module for plant cultivation ( 100 in FIG. 1 ) according to an embodiment of the present invention, but receive auxiliary light having different peak wavelengths.
- Experimental group 1 is a group of plants grown by receiving the first auxiliary light having a peak wavelength of 352 nm.
- the light source of the first auxiliary light is an ultraviolet lamp, and the energy of the first auxiliary light is about 15 to 16W/m 2 .
- Experimental group 2 is a group of plants grown by receiving the second auxiliary light having a peak wavelength of 365 nm.
- the light source of the second auxiliary light is an LED, and the energy of the second auxiliary light is about 30 W/m 2 .
- Experimental group 3 is a group of plants grown by receiving the third auxiliary light having a peak wavelength of 375 nm.
- the light source of the third auxiliary light is an LED, and the energy of the third auxiliary light is about 30 W/m 2 .
- Experimental group 4 is a group of plants grown by receiving the fourth auxiliary light having a peak wavelength of 385 nm.
- the light source of the fourth auxiliary light is an LED, and the energy of the fourth auxiliary light is about 30 W/m 2 .
- Experimental group 5 is a plant group grown by receiving the fifth auxiliary light having a peak wavelength of 395 nm.
- the light source of the fifth auxiliary light is an LED, and the energy of the fifth auxiliary light is about 30 W/m 2 .
- FIG. 2 is a light spectrum according to an embodiment of the present invention provided to a control. That is, FIG. 2 is a light spectrum of background light provided to a plant.
- FIG. 3 is a light spectrum according to an embodiment of the present invention provided to the first experimental group. That is, FIG. 3 is a light spectrum provided to the plant by adding the first auxiliary light to the background light.
- FIG. 4 is a light spectrum according to an embodiment of the present invention provided to a second experimental group. That is, FIG. 4 is a light spectrum provided to a plant by adding a second auxiliary light to the background light.
- FIG. 5 is a light spectrum according to an embodiment of the present invention provided to the third experimental group. That is, FIG. 5 is a light spectrum provided to a plant by adding a third auxiliary light to the background light.
- FIG. 6 is a light spectrum according to an embodiment of the present invention provided to the fourth experimental group. That is, FIG. 6 is a light spectrum provided to a plant by adding a fourth auxiliary light to the background light.
- FIG. 7 is a light spectrum according to an embodiment of the present invention provided to the fifth experimental group. That is, FIG. 7 is a light spectrum provided to a plant by adding a fourth auxiliary light to the background light.
- 8 to 12 are graphs showing the growth results of plants according to light treatment conditions according to an embodiment of the present invention.
- FIG. 8 is a photograph showing the state of a plant for each light treatment condition according to an embodiment of the present invention. That is, FIG. 8 is a photograph of the control group and experimental groups 1 to 5 cultivated for a total of 4 weeks.
- the first to fifth auxiliary lights do not physically damage the plant even when continuously irradiated to the plant for a week.
- FIG. 9 is a graph showing the live weight of the above-ground part of a plant for each light treatment condition according to an embodiment of the present invention.
- FIG. 10 is a graph showing the dry weight of the above-ground part of the plant for each light treatment condition according to an embodiment of the present invention.
- Live weight and dry weight were measured with a precision electronic scale (DENVER INSTRUMENT SI-234).
- dry weight was measured after freeze-drying the above-ground parts of plants for more than 48 hours.
- both the live weight and the dry weight of the plants were increased after light treatment.
- the dry weight of the experimental group 5 was about 46% higher than that of the control group. Also, on the 7th day, the dry weight of the experimental groups 3 and 5 was significantly increased.
- FIG. 11 is a graph showing the side area of a plant for each light treatment condition according to an embodiment of the present invention.
- the side area of the experimental group 3 was about 20% higher than that of the control group.
- FIG. 12 is a graph showing the SPAD values of plants for each light treatment condition according to an embodiment of the present invention.
- the light treatment by the auxiliary light under the conditions according to the embodiment of the present invention is similar or the growth is further improved as compared to the control not irradiated with the auxiliary light.
- FIG. 13 and 14 are graphs showing photosynthetic rates according to light processing conditions according to an embodiment of the present invention.
- FIG. 13 is a photosynthetic rate measured during the day of the 3rd day after starting light treatment with auxiliary light in plants. Also, FIG. 14 shows the photosynthetic rate measured at night on the 3rd day after starting light treatment with auxiliary light on the plant.
- the daytime photosynthesis rate of Experimental Groups 1 to 3 is not significantly different from that of the Control group.
- the daytime photosynthesis rate of experimental group 4 was about 24% higher than that of the control group, and the daytime photosynthesis rate of experimental group 5 was about 26% higher than that of the control group.
- the rates of photosynthesis at night were significantly higher in Experimental Groups 2 to 5 provided with the auxiliary light through the LED than in the control group in which the auxiliary light was not provided and in Experimental Group 1 in which the auxiliary light was provided through the lamp.
- the rate of photosynthesis at night has a negative value.
- 15 is a graph showing the maximum quantum yield (Maximum quantum efficiency of photosystem, Fv/Fm) for each light processing condition according to an embodiment of the present invention.
- leaves of healthy plants maintain a value of the maximum quantum yield of about 0.8 to 0.83.
- a value lower than this corresponds to a case in which the plant is damaged or is in a stressful environment.
- experimental groups 1 to 5 decreased the maximum quantum yield value compared to the control group when light treatment was performed for 12 hours.
- experimental groups 3 to 5 are generally similar to the control group or show high growth rates.
- the third auxiliary light having a peak wavelength of 375 nm, the fourth auxiliary light having a peak wavelength of 385 nm, and the fifth auxiliary light having a peak wavelength of 395 nm can improve the growth and photosynthesis of the ice plant.
- 16 to 18 are graphs showing the functional substance content of plants according to light treatment conditions according to an embodiment of the present invention.
- FIG. 16 is a graph showing changes in the total phenol content of plants according to light treatment conditions according to an embodiment of the present invention.
- FIG. 17 is a graph showing the change in antioxidant degree of plants according to light treatment conditions according to an embodiment of the present invention.
- the total phenol content of experimental groups 1 to 5 was higher than that of the control group on the 3rd, 5th, and 7th days after light treatment with auxiliary light was performed.
- the antioxidant levels of experimental groups 1 to 5 were all higher than those of the control group on the 5th and 7th days.
- FIG. 18 is a graph showing the PAL activity of plants according to light treatment conditions according to an embodiment of the present invention.
- the PAL activity of experimental groups 1 to 5 is higher than that of the control group from the first day after light treatment by auxiliary light is performed.
- the auxiliary light is additionally provided to the ice plant, and from the 5th day, the PAL activity increases in order for the ice plant to overcome the stress caused by the auxiliary light.
- both the total phenol content and the antioxidant level, which are functional substances, are improved from the 5th day after the ice plant is provided to the auxiliary light.
- the growth of the ice plant can be improved from the 5th day of the light treatment by the auxiliary light according to the embodiment of the present invention, and the content of the functional material can also be improved.
- 19 to 24 are graphs showing the content of specific substances in plants according to light treatment conditions according to an embodiment of the present invention.
- sugar alcohol including pinitol, myo-inositol, and sucrose.
- This sugar alcohol is a substance that regulates blood sugar, and is an effective substance for controlling blood sugar in diabetic patients.
- FIG. 19 is a graph showing the content of pinitol per unit gram for each light treatment condition
- FIG. 20 is a graph showing the content of pinitol per plant (above) for each light treatment condition.
- both the control group and the experimental groups 1 to 5 showed a tendency to increase the pinitol content as time increased.
- FIG. 21 is a graph showing the content of myo-inositol per unit gram for each light treatment condition
- FIG. 22 is a graph showing the content of myo-inositol per plant (above-ground) for each light treatment condition.
- experimental groups 1 to 3 showed a lower rate of increase in the content of myo-inositol with time than the control group. After all, on the 7th day, the myo-inositol content of experimental groups 1 to 3 was similar to or lower than that of the control group.
- FIG. 23 is a graph showing the content of sucrose per unit gram for each light treatment condition
- FIG. 24 is a graph showing the content of sucrose per plant (above-ground) for each light treatment condition.
- Experimental Groups 1 to 5 had a higher or similar sucrose content than the control group.
- auxiliary light having a peak wavelength of 385 nm and the auxiliary light having a peak wavelength of 385 nm improve both the growth of the ice plant and the amount of specific functional material compared to the auxiliary light having other peak wavelengths.
- the insufficient light energy as the background light emitted from the artificial light source is provided to the plant.
- the insufficient light energy as the background light emitted from the artificial light source is provided to the plant.
- blue light having a peak wavelength of 385 nm or more which is auxiliary light according to an embodiment of the present invention, is additionally provided to plants, it is possible to not only improve plant growth but also to improve the content of specific functional substances such as sugar alcohols. Therefore, according to an embodiment of the present invention, it is possible to cultivate a plant with an increased content of sugar alcohol effective for blood sugar control.
- the auxiliary light according to an embodiment of the present invention is light in a wavelength band longer than that of ultraviolet B. Therefore, the auxiliary light according to the embodiment of the present invention can prevent the problem of damage to the plant by the large energy of ultraviolet B.
- auxiliary light according to an embodiment of the present invention is not UV-B, the risk of exposure to UV-B by workers who grow plants can also be prevented.
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Abstract
Description
Claims (18)
- 기판;상기 기판과 전기적으로 연결되며, 식물에 배경광을 제공하는 주 광원; 및상기 기판과 전기적으로 연결되며, 상기 식물에 보조광을 제공하는 보조 광원;을 포함하고,상기 배경광과 상기 보조광은 서로 다른 피크 파장을 가지며,상기 보조광은 상기 식물의 생장 및 특정 기능성 물질의 함량을 향상시키기 위한 자색 영역 내지 청색 영역을 사이의 피크 파장을 갖는 광을 포함하는 식물 재배용 광원 모듈.
- 청구항 1에 있어서,상기 주 광원은 백색광을 배경광으로 하여 상기 식물에 제공하는 식물 재배용 광원 모듈.
- 청구항 1에 있어서,상기 보조광은 380nm 내지 500nm 사이의 파장대에서 피크 파장을 갖는 식물 재배용 광원 모듈.
- 청구항 3에 있어서,상기 보조광은 385nm 및 395nm 중 적어도 하나의 피크 파장을 갖는 식물 재배용 광원 모듈.
- 청구항 1에 있어서,상기 주 광원은 12시간마다 배경광을 방출 및 중단을 반복하는 식물 재배용 광원 모듈.
- 청구항 1에 있어서,상기 보조 광원은 상기 식물을 수확하기 전에 상기 보조광을 연속 조사하는 식물 재배용 광원 모듈.
- 청구항 6에 있어서,상기 보조 광원은 상기 식물을 수확하기 전 5일 내지 7일 동안 상기 보조광을 상기 식물에 연속 조사하는 식물 재배용 광원 모듈.
- 청구항 1에 있어서,상기 보조광의 광 에너지는 30W/m2인 식물 재배용 광원 모듈.
- 청구항 1에 있어서,상기 식물은 아이스플랜트인 식물 재배용 광원 모듈.
- 청구항 9에 있어서,상기 식물의 상기 특정 기능성 물질은 피니톨, 미오 이노시톨 및 수크로스 중 적어도 하나를 포함하는 식물 재배용 광원 모듈.
- 식물에 12시간마다 배경광을 제공하고,상기 식물을 수확하기 전에 상기 식물에 상기 배경광과 서로 다른 피크 파장을 갖는 보조광을 연속으로 제공하며,상기 보조광은 청색으로 발광하는 광을 포함하는 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 11에 있어서,상기 배경광은 백색광인 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 11에 있어서,상기 보조광은 380nm 내지 500nm 사이의 파장대에서 피크 파장을 갖는 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 13에 있어서,상기 보조광은 385nm 및 395nm 중 적어도 하나의 피크 파장을 갖는 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 11에 있어서,상기 보조광은 상기 식물을 수확하기 전 5일 내지 7일 동안 상기 식물에 연속으로 제공되는 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 11에 있어서,상기 보조광의 광 에너지는 30W/m2인 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 11에 있어서,상기 식물은 아이스플랜트인 식물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
- 청구항 17에 있어서,상기 식물의 상기 특정 기능성 물질은 피니톨, 미오 이노시톨 및 수크로스 중 적어도 하나를 포함하는 물의 생장 및 특정 기능성 물질의 함량을 향상시키는 식물 재배 방법.
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WO2013118760A1 (ja) * | 2012-02-06 | 2013-08-15 | ツジコー株式会社 | アイスプラント由来の機能性素材の製法技術と機能性成分 |
JP2015167544A (ja) * | 2014-03-10 | 2015-09-28 | 岡山県 | 連続光障害を発生する植物に対する植物栽培方法及び植物栽培装置 |
KR20150115388A (ko) * | 2014-04-04 | 2015-10-14 | 농업회사법인 홍원(주) | 폐쇄형 공간에서 인공광원을 이용한 아이스플랜트 육묘방법 및 아이스플랜트 육묘시설 |
KR20180073023A (ko) * | 2016-12-22 | 2018-07-02 | 경상대학교산학협력단 | 엘이디광원을 이용한 아이스플랜트 재배방법 |
JP2018125237A (ja) * | 2017-02-03 | 2018-08-09 | 宮崎県 | 多波長光源制御システム |
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WO2013118760A1 (ja) * | 2012-02-06 | 2013-08-15 | ツジコー株式会社 | アイスプラント由来の機能性素材の製法技術と機能性成分 |
JP2015167544A (ja) * | 2014-03-10 | 2015-09-28 | 岡山県 | 連続光障害を発生する植物に対する植物栽培方法及び植物栽培装置 |
KR20150115388A (ko) * | 2014-04-04 | 2015-10-14 | 농업회사법인 홍원(주) | 폐쇄형 공간에서 인공광원을 이용한 아이스플랜트 육묘방법 및 아이스플랜트 육묘시설 |
KR20180073023A (ko) * | 2016-12-22 | 2018-07-02 | 경상대학교산학협력단 | 엘이디광원을 이용한 아이스플랜트 재배방법 |
JP2018125237A (ja) * | 2017-02-03 | 2018-08-09 | 宮崎県 | 多波長光源制御システム |
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