WO2019123939A1 - 薬剤散布方法 - Google Patents

薬剤散布方法 Download PDF

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Publication number
WO2019123939A1
WO2019123939A1 PCT/JP2018/042773 JP2018042773W WO2019123939A1 WO 2019123939 A1 WO2019123939 A1 WO 2019123939A1 JP 2018042773 W JP2018042773 W JP 2018042773W WO 2019123939 A1 WO2019123939 A1 WO 2019123939A1
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WO
WIPO (PCT)
Prior art keywords
mist
drug
spraying
house
water
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Application number
PCT/JP2018/042773
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English (en)
French (fr)
Japanese (ja)
Inventor
田尾本　昭
石渡　正紀
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to JP2019560886A priority Critical patent/JP7008223B2/ja
Priority to CN201880080985.XA priority patent/CN111542226B/zh
Publication of WO2019123939A1 publication Critical patent/WO2019123939A1/ja

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass

Definitions

  • the present invention relates to a method of drug application, and in particular to a method of drug application in an agricultural house.
  • an agricultural house constituted by a hut (house main body) called a vinyl house or a pipe house is used.
  • cultivation suitable for growing plants by managing the internal environment of the agricultural house such as temperature, humidity or illuminance while enabling the incidence of sunlight and taking in the external environment. I have built an environment.
  • the drug be attached to the lower back and growing points of the plant body, but various workers artificially attach the drug to the lower back and growing point of the growing plant.
  • By moving the nozzle it is necessary to spray the drug locally so that the drug adheres to the place where the drug is to be sprayed.
  • the present invention has been made to solve such problems, and it is possible to achieve sufficient drug effects with as little drug amount as possible, and in the vicinity of the leaf back and growing point of a prolific plant body
  • An object of the present invention is to provide a drug application method which can easily attach a drug.
  • FIG. 1 is a perspective view which shows typically the external appearance of the house for agriculture which concerns on embodiment.
  • FIG. 2 is a schematic horizontal sectional view schematically showing an agricultural house according to the embodiment.
  • FIG. 3 is a schematic cross-sectional view schematically showing an agricultural house according to the embodiment.
  • FIG. 4 is a partially enlarged view of the inside of the agricultural house according to the embodiment.
  • FIG. 5 is a flowchart of the drug dispersion method according to the embodiment.
  • FIG. 6 is a figure for demonstrating the 1st process in the chemical
  • FIG. 7 is a figure for demonstrating the 2nd process in the chemical
  • FIG. 1 is a perspective view which shows typically the external appearance of the house 1 for agriculture which concerns on embodiment.
  • 2 and 3 are a schematic horizontal cross-sectional view and a schematic cross-sectional view schematically showing the agricultural house 1.
  • FIG. 4 is a partially enlarged view of the agricultural house 1.
  • the plant body 2 is not shown in figure.
  • the agricultural house 1 is a plant-growing facility for cultivating the plant body 2, and as an outer shell configured to surround a space for cultivating the plant body 2, the house body is Have ten.
  • the house body 10 is a closed space, and can be made a closed space if all the openings such as the vent 13 are closed.
  • the house body 10 includes a frame 11 and a cover 12 supported by the frame 11.
  • the top view shape of the house main body 10 is a rectangular shape with a large aspect ratio.
  • the dimensions of the house body 10 are, in top view, a length in the longitudinal direction of about several tens of meters (for example, 50 m) and a length in the lateral direction of about several meters (for example, 5 m).
  • the house main body 10 is comprised in the shape which becomes convex upwards in the cross section which intersects a longitudinal direction.
  • the frame 11 is configured by combining a plurality of pipes which are frame structural members. Specifically, the frame 11 has a plurality of arched first pipes 11a (main frames) and a plurality of second pipes 11b (connection frames) connecting the plurality of first pipes 11a.
  • the first pipe 11a and the second pipe 11b are metal pipes, and are made of, for example, an aluminum material or a steel material.
  • the first pipe 11a and the second pipe 11b are not limited to metal but may be resin or wood.
  • the cover 12 is mounted on the frame 11 so as to cover the entire frame 11.
  • the cover 12 is made of a translucent member such as a glass plate or a synthetic resin film.
  • the cover 12 it is good for the cover 12 to be comprised by transparent members, such as transparent glass or a transparent resin film.
  • a part of the cover 12 is provided with an air vent 13 which is an opening for ventilation, and an opening such as an entrance 14 which is an opening for a person to enter and exit the house body 10.
  • the vent 13 is provided, for example, on the side wall or ceiling of the house body 10 or the like.
  • the entrance 14 is provided in the end wall of the house main body 10.
  • the house body 10 is provided with a window 15 for opening and closing the vent 13.
  • the window 15 has a structure movable between a closed position covering the vent 13 and an open position opening the vent 13.
  • the window 15 has a structure in which a transparent sheet is wound around a shaft, and the opening degree of the vent 13 can be adjusted according to the amount by which the sheet is wound around the shaft. That is, the window 15 and the vent 13 are ventilation windows for ventilating the air inside and outside the house body 10.
  • the window 15 is mounted such that the upper end portion of the sheet is attached to the house body 10, and the axis is located below the portion where the sheet is attached to the house body 10.
  • the house body 10 is also provided with a light shielding curtain 16 for adjusting the solar radiation incident on the house body 10.
  • the light shielding curtain 16 is movable between a position for reducing external light (for example, sunlight) entering the house main body 10 and a position not reducing the external light entering the house main body 10 There is.
  • plants are grown as the plants 2.
  • the plant body 2 is, for example, fruit vegetables, leaf vegetables, root vegetables, beans, fruits, flowers, etc.
  • Fruits and vegetables are, for example, tomatoes, cucumbers, eggplants and the like.
  • Examples of leafy vegetables are spinach, komatsuna, lettuce, cabbage and Chinese cabbage.
  • Root vegetables are, for example, radish, carrot, burdock, potato, sweet potato, lotus root, taro and the like.
  • FIG. 2 to FIG. 4 stems and leaves of tomato are illustrated as the plant body 2.
  • a plurality of (two in the present embodiment) crucibles 3 are provided in which the soil is raised with respect to the surroundings in order to grow the plant body 2. Further, a passage 4 serving as a passage and a work space for the user is provided between adjacent weirs 3.
  • a plurality of plants 2 are planted approximately at equal intervals in each of the plurality of pots 3.
  • a planting method of the plant body 2 to the weir 3 single-row planting or double-row planting may be mentioned, but other planting methods may be used.
  • one type of plant body 2 is planted in the pot 3 in one house main body 10, a plurality of types of plant bodies 2 may be planted.
  • the agricultural house 1 includes a mist spraying unit 100, a pipe 200, a tank 300, a temperature measuring unit 400, and a control unit 500.
  • the mist spray unit 100, the pipe 200, the tank 300, the temperature measurement unit 400, and the control unit 500 are installed in the house body 10.
  • the mist sprayer 100 is a mist sprayer that sprays mist into the house body 10. Specifically, the mist sprayer 100 is a nozzle that generates mist and jets it to the outside.
  • a plurality of mist spray units 100 are installed in the house body 10. Each of the plurality of mist spray units 100 is connected to the pipe 200, and the liquid is supplied to each mist spray unit 100 through the pipe 200. The plurality of mist spray units 100 atomize the liquid supplied through the pipe 200 to generate a mist, and eject the generated mist to the outside. As shown in FIG. 4, each mist spraying unit 100 has one or more outlets for spraying the generated mist to the outside. The mist ejected from the outlet 110 is blown out so as to spread from the outlet 110.
  • Each mist spray unit 100 has four outlets 110. Specifically, each mist spray unit 100 has four branch pipes 120. The four outlets 110 are provided at the tip of the four branch pipes 120. In each mist spray unit 100, the four branch pipes 120 are disposed at an interval of 90 degrees in the horizontal plane. Moreover, the blower outlet 110 in each branch pipe 120 has faced the horizontal direction. In addition, the blower outlet 110 may be facing vertically upwards or vertically downwards, not only when facing the horizontal direction.
  • the mist sprayer 100 sprays the plant body 2 with mist. That is, the mist spraying unit 100 sprays the mist directly on the plant body 2 as well as merely introducing the mist into the space in the house main body 10. Therefore, the mist sprayer 100 may be arranged to generate mist at a position higher than the plant body 2.
  • the mist spraying unit 100 is disposed above the plant body 2, that is, above the weir 3, but may be disposed above the passage 4.
  • the height from the ground (the upper surface of the weir 3) on which the plant 2 is grown to the mist sprayer 100 is determined according to the height of the type of the plant 2, but is approximately 50 cm to 300 cm.
  • the chemical liquid or water is supplied to the mist spray unit 100 through the pipe 200. Therefore, the mist spraying part 100 sprays the chemical
  • the drug contained in the chemical solution may be, for example, a drug for disease control used to control a disease of the plant body 2 or may be a drug for pest control used to control a pest of the plant body 2 It may be an agent that contains both or both.
  • the medicine is not limited to the control of pests, and may be another medicine such as a growth medicine for promoting the growth of the plant body 2.
  • the pipe 200 constitutes a flow path for supplying the liquid from the tank 300 to the mist spray unit 100.
  • the mist spray unit 100 is supplied with a chemical solution or water.
  • the drug solution supplied to the mist spray unit 100 is an aqueous solution containing a drug useful for the plant body 2.
  • the water supplied to the mist spraying part 100 is the water which uses rain water, river water, well water etc. as raw water, or tap water, for example.
  • the pipe 200 is piped so as to pass linearly above the weir 3 along the longitudinal direction of the weir 3.
  • the pipe 200 is piped in a square shape, and connects the two main pipes 200a passing above each of the two crucibles 3 and the ends of the two main pipes.
  • a connecting pipe 200b is connected to the main pipe 200a at equal intervals.
  • the layout of the piping of the pipe 200 is not limited to a single stroke, and may be branched from the connecting pipe 200b (header) on the tank 300 side into each branch 3 and branched.
  • a pump 210 and a valve 220 are provided in the flow path for supplying the liquid from the tank 300 to the mist spray unit 100.
  • the pipe 200 is connected to the pump 210.
  • the pump 210 is, for example, a pressure rising pump, applies water pressure to the liquid (chemical solution or water) stored in the tank 300 and supplies it to the pipe 200. That is, the pump 210 pressurizes the liquid of the tank 300 and supplies it to the pipe 200. As a result, the pressurized liquid is supplied to the pipe 200. Then, when the pressurized liquid is supplied to the mist spray unit 100 attached to the pipe 200, the mist is sprayed from the mist spray unit 100. In addition, by adjusting the pressure of the liquid by the pump 210, the spray pressure of the mist sprayed from the mist spray unit 100 can be adjusted.
  • valve 220 is disposed between the pump 210 and the pipe 200, and adjusts the flow rate of the liquid supplied from the tank 300 to the mist spray unit 100. Specifically, by adjusting the opening degree of the valve 220, the flow rate of the liquid supplied to the mist spray unit 100 can be adjusted. In addition, the flow rate of the liquid supplied to the mist spraying part 100 can also be adjusted as a result by adjusting the pressure of the liquid by the pump 210 instead of adjusting the opening degree of the valve 220.
  • the pressure control valve in the valve 220 the pressure of the liquid supplied to the mist spray unit 100 can be adjusted by the valve 220, and as a result, the spray pressure of the mist can also be adjusted by the valve 220.
  • the tank 300 is a container in which the liquid supplied to the mist spray unit 100 is stored.
  • the tank 300 stores a chemical solution or water.
  • the tank 300 includes a container in which a chemical solution is stored and a container in which water is stored.
  • the temperature measurement unit 400 measures the dry-bulb temperature and the wet-bulb temperature in the house body 10. The dry bulb temperature and the wet bulb temperature measured by the temperature measurement unit 400 are output to the control unit 500.
  • the temperature measurement unit 400 includes a dry bulb sensor 410, a wet bulb sensor 420, and a temperature output unit 430.
  • the dry bulb sensor 410 measures the dry bulb temperature of the air in the house body 10.
  • the wet bulb sensor 420 measures the wet bulb temperature of the air in the house body 10.
  • the temperature output unit 430 outputs the dry bulb temperature measured by the dry bulb sensor 410 and the wet bulb temperature measured by the wet bulb sensor 420 to the control unit 500.
  • the wet bulb sensor 420 includes a temperature detection unit 421, a fiber unit 422, and a water tank 423.
  • the wet bulb sensor 420 measures the wet bulb temperature by sucking water up through the fiber portion 422 immersed in the water tank 423 and keeping the temperature detection portion 421 in a wet state.
  • the temperature output unit 430 outputs the dry-bulb temperature and the wet-bulb temperature measured by the temperature measurement unit 400 to the control unit 500.
  • the temperature output unit 430 is connected to the control unit 500 wirelessly or by wire, and the data of the dry bulb temperature measured by the dry bulb sensor 410 and the wet bulb temperature measured by the wet bulb sensor 420 Are output to the control unit 500.
  • the measurement of the dry bulb temperature by the dry bulb sensor 410 and the measurement of the wet bulb temperature by the wet bulb sensor 420 are performed when the medicine is dispersed, but the present invention is not limited to this, and may be constantly performed.
  • the dry bulb temperature and wet bulb temperature data measured by the dry bulb sensor 410 and the wet bulb sensor 420 may be stored in a memory.
  • the data of the dry bulb temperature and the wet bulb temperature may be stored in the memory incorporated in the temperature measurement unit 400 and the control unit 500, or may be stored in other memories included in the agricultural house 1 It is also good.
  • the control unit 500 controls the mist spray unit 100. Specifically, control unit 500 calculates a difference based on the dry-bulb temperature and the wet-bulb temperature measured by temperature measurement unit 400, and based on this difference, the mist sprayer 100 sprays water mist. Control about start and stop. Furthermore, the control unit 500 controls start and stop of spraying of the chemical solution mist by the mist spraying unit 100. Specifically, the control unit 500 outputs a signal to start or stop the spraying of the water mist or the chemical solution mist by the mist spraying unit 100.
  • the control unit 500 is configured by, for example, a processor that operates according to a program or a computer including such a processor.
  • FIG. 5 is a flowchart of the drug dispersion method according to the embodiment.
  • FIG. 6 is a figure for demonstrating the 1st process in the chemical
  • FIG. 7 is a figure for demonstrating the 2nd process in the chemical
  • the drug is applied in a state where the fog is dropped after the first step S ⁇ b> 10 and the first step S ⁇ b> 10.
  • S2 in the second step S20 of spraying the drug into the drug spraying area is performed as a pre-treatment before spraying the medicine. That is, as a pre-treatment before spraying the medicine, a process of making the inside of the medicine spraying area be in a foggy state is performed.
  • the drug application area is an area for applying a drug, which is a space in which the plant body 2 to which the drug is attached is grown.
  • the drug dispersion area is a space in the agricultural house 1.
  • the drug spray area is a space in the house body 10.
  • the dry bulb temperature and the wet bulb temperature in the house body 10 are measured by the dry bulb sensor 410 and the wet bulb sensor 420. Measurement of dry bulb temperature and wet bulb temperature is continuously performed while the drug is being sprayed. In this case, the measurement of the dry-bulb temperature and the wet-bulb temperature may be performed continuously at all times, or may be periodically performed every several seconds or every few minutes.
  • the dry bulb temperature and wet bulb temperature measured by the dry bulb sensor 410 and the wet bulb sensor 420 are output from the temperature output unit 430 to the control unit 500 in real time.
  • the dry bulb temperature measured by the dry bulb sensor 410 and the wet bulb temperature measured by the wet bulb sensor 420 are output from the temperature output unit 430 to the control unit 500.
  • the control unit 500 calculates the relative humidity and the difference in temperature from the temperature difference between the dry bulb temperature and the wet bulb temperature. The calculation of the relative humidity and the difference in thickness is performed at any time according to the measurement of the dry bulb temperature and the wet bulb temperature.
  • control unit 500 outputs a signal (water mist spray start signal) to start spraying water mist until the difference becomes 0 based on the calculated difference, and after the difference becomes 0
  • a signal (water mist spray stop signal) for stopping the water mist spray is output after a predetermined time.
  • the pump 210, the valve 220, etc. are controlled, and the water pressurized from the tank 300 to the pipe 200 is controlled based on the mist spray start signal. Supplied.
  • water at a water pressure of 0.1 to 0.8 MPa is supplied by the pump 210 and the valve 220 or the like.
  • water mist having a particle diameter of, for example, 10 ⁇ m or more and 100 ⁇ m or less is sprayed from each mist spray unit 100.
  • Step S10 by spraying water mist having a particle diameter of 10 ⁇ m or more and 100 ⁇ m or less until the difference in density becomes 0, as shown in FIG. (Step S10).
  • the pump 210, the valve 220, and the like output a pipe from the tank 300 based on the mist spray stop signal. Stop the water supply to 200. Thereby, spraying of the water mist by the mist spraying part 100 stops.
  • the spraying of the water mist is stopped after a predetermined time after the difference becomes zero.
  • the spray amount of the water mist sprayed in the house main body 10 can be increased by lengthening time to stop spraying of water mist after saturation difference becomes zero. Thereby, the visibility in the state where fog of house main part 10 entered can be made small.
  • the visibility may be 10 m or less in a state where the fog has entered.
  • the surface of the plant body 2 can be in a wet state in a few minutes by setting the visibility in a state in which the mist in the house body 10 is 10 m or less. That is, when the state where visibility is 10 m or less continues for several minutes, a fine water droplet adheres to the whole surface of the plant body 2 in the house main body 10, and it will be in the wet state. For example, the entire front and back of the leaves of the plant body 2 can be in a wet state.
  • the visibility is 3 m or less in a state where the fog has entered.
  • the surface of the plant body 2 can be in a wet state in about one minute by setting the visibility in a state in which the fog in the house main body 10 is depressed to 3 m or less. That is, when the visibility is 3 m or less, fine water droplets can be attached to the entire surface of the plant body 2 in the house body 10 in about 1 minute to be in a wet state.
  • control unit 500 outputs a signal (water mist spray stop signal) for stopping the spraying of the water mist and simultaneously or immediately after that, outputs a signal (chemical solution mist spraying start signal) for starting the spraying of the chemical solution mist.
  • a signal water mist spray stop signal
  • chemical solution mist spraying start signal for starting the spraying of the chemical solution mist.
  • the chemical solution mist spray start signal is output from the control unit 500, the pump 210, the valve 220, and the like are controlled, and the chemical solution pressurized from the tank 300 to the pipe 200 is controlled based on the mist spray start signal. Supplied.
  • the chemical solution mist is sprayed from each mist spraying unit 100, the chemical contained in the chemical solution mist can be dispersed to the entire plant body 2 in the house main body 10.
  • the chemical solution mist containing the medicine can be retained in the air of the house main body 10 for a long time.
  • the chemical solution mist can be retained in the air of the house body 10 for several minutes.
  • the drug can be distributed to every corner of each plant body 2 in the house body 10, so that the probability of the drug adhering to the entire surface of the plant body 2 can be increased.
  • even when the plant body 2 is overgrown it is not necessary for the worker to artificially apply the drug locally, and the drug is simply attached in the vicinity of the leaf back and the growing point of the plant body 2 be able to.
  • 1st process S10 which makes the state in which the inside of the house main body 10 (inside of a chemical
  • a second step S20 of spraying the drug into the drug spray area in a state where the mist has entered is included.
  • a sufficient drug effect can be achieved with a drug amount as small as possible, and the drug can be easily attached in the vicinity of the leaf back and growing point of a growing plant body.
  • the amount of drug used it is possible to reduce the adverse effect on the human body for the worker due to the application of an excessive amount of drug, and also to reduce the burden on the environment.
  • the inside of the house main body 10 (the inside of the drug dispersion area) can be easily fogged.
  • the spray of water mist is adjusted at a gap. Specifically, the dry bulb temperature and the wet bulb temperature in the house body 10 (in the drug dispersion area) are measured, and the difference is calculated from the temperature difference between the dry bulb temperature and the wet bulb temperature. The water mist is sprayed until.
  • the inside of the house main body 10 can be easily made into the state where mist has fallen by controlling the saturation and adjusting the spraying of the water mist.
  • medical agent spreading method in this Embodiment it is by spraying the chemical
  • the drug is being sprayed into the drug spraying area.
  • the particle diameter of the chemical solution mist is preferably 10 ⁇ m or more and 100 ⁇ m or less.
  • the particle diameter of the chemical solution mist exceeds 100 ⁇ m, even if the chemical solution mist is sprayed in a state where mist has fallen in advance, the chemical solution mist is unlikely to fall in a short time and stay in the air, There is a risk that the probability of sticking will be greatly reduced.
  • the particle diameter of the chemical solution mist is 10 ⁇ m or less, the chemical solution mist tends to be clogged in the outlet 110 of the mist spray unit 100 (nozzle), and the mist spray unit 100 needs to be cleaned frequently.
  • the chemical solution mist can be retained in the air in the house main body 10 (drug dispersion region) for a long time. As a result, it is possible to more efficiently attach the drug to the foliage and growing points of growing plants. As a result, the amount of drug applied can be reduced.
  • the agricultural house 1 is illustrated as the drug spraying area for spraying the drug, but the invention is not limited to this.
  • the drug spray area is not necessarily a closed space, but may be a closed space like an agricultural house 1.
  • the drug can be efficiently attached to the object to which the drug is attached.
  • medical solution mist and the water mist were sprayed using the same mist spraying part 100 in this Embodiment, it does not restrict to this.
  • the first mist sprayer for spraying the chemical solution mist and the second mist sprayer for spraying the water mist may be separated.
  • the first pipe for supplying the chemical solution to the first mist sprayer for spraying the chemical solution mist and the second pipe for supplying water to the second mist sprayer for spraying the water mist are separately piped.
  • by spraying the chemical solution mist and the water mist using separate mist spray units (nozzles) it is possible to spray the chemical solution mist only to the necessary part to which the drug is to be dispersed.
  • the chemical solution mist can be sprayed locally with a smaller amount of chemical. Further, by separating the mist spray parts of the chemical solution mist and the water mist, it is possible to suppress clogging of the outlet by the chemical solution mist.
  • the mist spray unit 100 is periodically arranged so that the drug mist does not get clogged at the outlet. It is good to wash it.
  • the temperature in the house body 10 is preset based on the temperature measured by the temperature sensor installed in the house body 10 (setting The control unit 500 controls the mist spray unit 100 so that the temperature becomes equal to Specifically, when the temperature in the house body 10 becomes higher than or likely to be higher than the set temperature, the control unit 500 causes the water mist to be sprayed from the mist spray unit 100 so that the temperature in the house body 10 is Can be lowered.
  • the time for spraying the water mist by the control unit 500 (spraying time) and the time for stopping the spraying of the water mist (spraying so that the temperature in the house body 10 changes with the preset temperature schedule for one day)
  • the interval may be determined to spray the mist.
  • control part 500 is installed in the house main body 10 in the said embodiment, it does not restrict to this.
  • the control unit 500 may be installed at a place other than the house body 10.
  • the agricultural house 1 does not refer to the house main body 10 itself, but is configured as an agricultural system including the control unit 500 installed other than the house main body 10.
  • the control unit 500 may be a server instead of a processor or the like.
  • control unit 500 may be a circuit. These circuits may constitute one circuit as a whole or may be separate circuits. Each of these circuits may be a general-purpose circuit or a dedicated circuit.
  • control unit 500 may be executed by a computer.
  • a computer executes each process described above by executing a program using hardware resources such as a processor (CPU), a memory, and an input / output circuit.
  • processor CPU
  • memory such as a random access memory
  • input / output circuit such as a field-programmable gate array (FPGA)
  • each process is executed by the processor acquiring data to be processed from a memory or an input / output circuit and calculating data, or outputting an operation result to a memory or an input / output circuit or the like.
  • a program for executing each of the above processes may be recorded on a non-transitory recording medium such as a computer readable CD-ROM.
  • the computer reads the program from the non-transitory recording medium and executes the program to execute each process.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Catching Or Destruction (AREA)
  • Greenhouses (AREA)
PCT/JP2018/042773 2017-12-22 2018-11-20 薬剤散布方法 WO2019123939A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019560886A JP7008223B2 (ja) 2017-12-22 2018-11-20 薬剤散布方法
CN201880080985.XA CN111542226B (zh) 2017-12-22 2018-11-20 药剂散布方法

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JP2017-246675 2017-12-22
JP2017246675 2017-12-22

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WO2017081887A1 (ja) * 2015-11-10 2017-05-18 株式会社いけうち 植物栽培室の防除装置

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