WO2020209232A1 - Agent d'amélioration d'absorption de métal - Google Patents

Agent d'amélioration d'absorption de métal Download PDF

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Publication number
WO2020209232A1
WO2020209232A1 PCT/JP2020/015573 JP2020015573W WO2020209232A1 WO 2020209232 A1 WO2020209232 A1 WO 2020209232A1 JP 2020015573 W JP2020015573 W JP 2020015573W WO 2020209232 A1 WO2020209232 A1 WO 2020209232A1
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Prior art keywords
group
salt
metal
metal absorption
zinc
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English (en)
Japanese (ja)
Inventor
圭次郎 木藤
義紀 山本
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OAT Agrio Co Ltd
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OAT Agrio Co Ltd
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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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00—Other inorganic fertilisers
    • C05D9/02—Other inorganic fertilisers containing trace elements
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F11/00—Other organic fertilisers

Definitions

  • the present invention relates to a metal absorption accelerator.
  • the present invention relates to a metal absorption promoter for plants, which contains a nitrophenol compound or a salt thereof.
  • nitrogen, phosphoric acid, and potash are known as the three major elements of fertilizer.
  • Nitrogen is a component element of protein.
  • Phosphoric acid plays an important role not only in the constituent elements of nucleic acids and phospholipids, but also in energy metabolism, substance synthesis, and decomposition reactions.
  • potassium has a physiological effect of substance metabolism and mass transfer.
  • the essential elements are magnesium, sulfur and calcium, which are classified as major elements, and iron, zinc, manganese, copper, and molybdenum, which are classified as trace elements. , Nickel, etc.
  • Patent Document 1 discloses a fertilizer absorption accelerator composition containing a surfactant and heptonic acid or a salt thereof.
  • the heptonic acid referred to here is a complex compound having optical activity such as sodium ⁇ -glucoheptate.
  • An object of the present invention is to provide a novel metal absorption promoter for plants.
  • the present invention relates to a metal absorption promoter for plants containing the following nitrophenol compound or a salt thereof.
  • Item 1. A metal absorption enhancer for plants containing a nitrophenol compound or a salt thereof.
  • Item 2. Item 2. The metal absorption promoter according to Item 1, wherein the metal is iron and / or zinc.
  • Item 3. Item 3.
  • R is a hydrogen atom, a halogen atom, a C 1 to 6 alkyl group, a C 1 to 6 haloalkyl group, a C 1 to 6 alkoxy group, a C 1 to 6 haloalkoxy group, a C 2 to 6 alkoxy group, and a C. 2 to 6 haloalkoxy groups, C 2 to 6 alkoxyoxy groups, C 2 to 6 haloalkoxy groups, C 2 to 6 alkynyl groups, C 2 to 6 haloalkynyl groups, C 2 to 6 alkynyloxy groups, or C 2 It shows ⁇ 6 haloalkynyloxy groups.
  • Item 3 The metal absorption promoter according to any one of Items 1 to 3, which is a nitrophenol compound represented by (1) or a salt thereof. Item 5.
  • the nitrophenol compound or a salt thereof The following general formula (2): (In the formula, R 1 , R 2 , R 3 , R 4 , and R 5 groups are the same or different, hydrogen atom, halogen atom, hydroxyl group, nitro group, C 1 to 6 alkyl group, C 1 to 6 haloalkyl.
  • R 1 , R 2 , R 3 , R 4 , and R 5 groups represents a nitro group.
  • Item 7. Item 6.
  • Item 8. A method for promoting metal absorption in plants using a nitrophenol compound or a salt thereof. A method for promoting metal absorption, wherein the metal is at least one selected from the group consisting of iron, zinc, manganese, copper, molybdenum, and nickel.
  • Item 10. A method for promoting metal absorption in a plant, which comprises applying a nitrophenol compound or a salt thereof.
  • Item 11. A method for promoting metal absorption in a plant, which comprises treating a plant or its rhizosphere with a nitrophenol compound or a salt thereof.
  • Item 12. A method for treating a plant or its rhizosphere with the metal absorption promoter according to any one of Items 1 to 5 or the metal absorption promoter composition according to Item 6 or 7.
  • Item 13. A method of using a nitrophenol compound or a salt thereof to promote metal absorption into plants.
  • the method of use wherein the metal is at least one selected from the group consisting of iron, zinc, manganese, copper, molybdenum, and nickel.
  • Item 14 Item 13. The method of use according to Item 13, wherein the metal is iron and / or zinc.
  • the nitrophenol compound or a salt thereof can promote the absorption of at least one metal selected from the group consisting of iron, zinc, manganese, copper, molybdenum, and nickel into the plant body.
  • FIG. 1 is a diagram showing the result of reducing the iron concentration (iron residual ratio) in the culture solution by the effect of the metal absorption promoter of the present invention, that is, the result of promoting the absorption of iron to plants.
  • FIG. 2 is a diagram showing the result of reducing the zinc concentration (zinc residual ratio) in the culture solution by the effect of the metal absorption promoter of the present invention, that is, the result of promoting the absorption of zinc in plants.
  • FIG. 3 is a diagram showing the result of reducing the iron concentration (iron residual ratio) in the culture solution by the effect of the metal absorption promoter of the present invention, that is, the result of promoting the absorption of iron to plants. .. FIG.
  • FIG. 4 is a diagram showing the result of reducing the zinc concentration (zinc residual ratio) in the culture solution by the effect of the metal absorption promoter of the present invention, that is, the result of promoting the absorption of zinc in plants. ..
  • FIG. 5 is a diagram showing the results of an increase in the iron and zinc content analysis values in crops due to the effect of the metal absorption promoter of the present invention under condition C (Example 6).
  • FIG. 6 is a diagram showing the results of an increase in the iron and zinc content analysis values in crops due to the effect of the metal absorption promoter of the present invention under condition D (Example 7).
  • FIG. 7 is a diagram showing the results of an increase in the iron content analysis value in crop fruits due to the effect of the metal absorption promoter of the present invention.
  • FIG. 8 is a diagram showing the results of an increase in the zinc content analysis value in crop fruits due to the effect of the metal absorption promoter of the present invention.
  • the metal absorption enhancer of the present invention is derived from iron, zinc, manganese, copper, molybdenum, and nickel for plants (which can be paraphrased as in plants, plants, crops, and crops). It is possible to promote absorption of at least one kind of metal (which can be rephrased as a trace metal or a trace element) selected from the above group.
  • the metal absorption promoter of the present invention (sometimes simply referred to as "metal absorption promoter”, “metal absorption enhancer”, or “fertilizer absorption promoter") contains a nitrophenol compound or a salt thereof. Metal can also be rephrased as mineral.
  • the nitrophenol compound refers to an aromatic ring compound having one or more nitro groups and one or more hydroxyl groups (OH groups).
  • the nitrophenol compound includes a phenol compound having one nitro group and a phenol compound having two or more nitro groups. Further, some of these phenol compounds have one hydroxyl group and some have two or more hydroxyl groups. Therefore, the nitrophenol compounds in the present specification include aromatic ring compounds having one nitro group and one hydroxyl group, aromatic ring compounds having one nitro group and two or more hydroxyl groups, and two or more nitro groups and one. Any of an aromatic ring compound having one hydroxyl group and an aromatic ring compound having two or more nitro groups and two or more hydroxyl groups is included.
  • the aromatic ring constituting the nitrophenol compound is not particularly limited, and examples thereof include a benzene ring, a naphthalene ring, and an anthracene ring.
  • the nitrophenol compound may further have a substituent other than the above-mentioned nitro group and hydroxyl group.
  • the substituent is not particularly limited, and is, for example, a halogen atom, a C1 to 6 alkyl group, a C1 to 6 haloalkyl group, a C1 to 6 alkoxy group, a C1 to 6 haloalkoxy group, and a C2 to 6 alkenyl group.
  • the nitrophenol compound in the present specification may form a salt. That is, the metal absorption promoter of the present invention may be a salt of a nitrophenol compound as well as a nitrophenol compound.
  • the salt in the present specification is not particularly limited, and is, for example, an alkali metal salt (sodium salt, potassium salt, etc.), an alkaline earth metal salt (calcium salt, magnesium salt, etc.), an ammonium salt (ammonia; morpholin, piperidine, etc.). Pyrrolidine, lower mono, di or trialkylamine, lower mono, organic amine such as di or trihydroxyalkylamine) and the like.
  • the preferred salt of the nitrophenol compound is a water-soluble salt, more preferably an agrochemically acceptable salt, and particularly preferably an alkali metal salt.
  • a phenol compound having one nitro group is preferable.
  • the aromatic ring constituting the nitrophenol compound is preferably a benzene ring.
  • examples of the nitrophenol compound having a benzene ring as an aromatic ring include the following general formula (1): (In the formula, R is a hydrogen atom, a halogen atom, a hydroxyl group, a nitro group, a C 1 to 6 alkyl group, a C 1 to 6 haloalkyl group, a C 1 to 6 alkoxy group, a C 1 to 6 haloalkoxy group, and a C 2 to.
  • R is a hydrogen atom, a halogen atom, a hydroxyl group, a nitro group, a C 1 to 6 alkyl group, a C 1 to 6 haloalkyl group, a C 1 to 6 alkoxy group, a C 1 to 6 haloalkoxy group, and a C 2 to.
  • nitrophenol compound the following general formula (2): (In the formula, R 1 , R 2 , R 3 , R 4 , and R 5 groups are the same or different, hydrogen atom, halogen atom, hydroxyl group, nitro group, C 1 to 6 alkyl group, C 1 to 6 haloalkyl.
  • R 1 , R 2 , R 3 , R 4 , and R 5 groups represents a nitro group.
  • Examples thereof include a nitrophenol compound represented by and a salt thereof.
  • the nitrophenol compound represented by the general formula (2) has one nitro group (R 1, R 2, R 3, R 4, and of R 5 groups, any one of Two or more of the phenol (mono-nitrophenol) whose group is a nitro group and two or more nitro groups (R 1 , R 2 , R 3 , R 4 , and R 5 ). Phenols (multi-nitrophenols) whose groups are nitro groups are included.
  • the halogen atom is not particularly limited, and examples thereof include a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.
  • the C 1 to 6 alkyl groups are not particularly limited, and are, for example, methyl group, ethyl group, n-propyl group, isopropyl group, n-butyl group, isobutyl group, s-butyl group, t-butyl group, n-.
  • Examples thereof include linear or branched alkyl groups having 1 to 6 carbon atoms such as a pentyl group, an isopentyl group, a neopentyl group, an n-hexyl group and an isohexyl group.
  • n- means normal
  • s- means secondary
  • t- means tertiary.
  • the C 1 to 6 haloalkyl groups are not particularly limited, and for example, a fluoromethyl group, a chloromethyl group, a bromomethyl group, an iodomethyl group, a difluoromethyl group, a trifluoromethyl group, a 1-fluoroethyl group, and a 2-fluoroethyl group.
  • the C 1 to 6 alkoxy groups are not particularly limited, and for example, a methoxy group, an ethoxy group, an n-propoxy group, an isopropoxy group, an n-butoxy group, an isobutoxy group, an s-butoxy group, a t-butoxy group, n.
  • Examples thereof include linear or branched alkoxy groups having 1 to 6 carbon atoms such as a pentyloxy group, an isopentyloxy group, a neopentyloxy group, an n-hexyloxy group and an isohexyloxy group.
  • the C 1 to 6 haloalkoxy groups are not particularly limited, and for example, a fluoromethoxy group, a chloromethoxy group, a bromomethoxy group, an iodomethoxy group, a difluoromethoxy group, a trifluoromethoxy group, a 1-fluoroethoxy group, and a 2- Fluoroethoxy group, 2-chloroethoxy group, 2,2,2-trifluoroethoxy group, pentafluoroethoxy, 1-fluoropropoxy group, 2-chloropropoxy group, 3-fluoropropoxy group, 3-chloropropoxy group, 1 -Linear or branched alkoxy having 1 to 6 carbon atoms substituted with 1 to 9, preferably 1 to 5 halogen atoms such as a fluorobutoxy group, a 1-chlorobutoxy group, a 4-fluorobutoxy group, etc. Group can be mentioned
  • the C2 to 6 alkenyl group is not particularly limited, and for example, a vinyl group, a 1-propenyl group, an allyl group, an isopropenyl group, a 1-butenyl group, a 2-butenyl group, a 3-butenyl group, and a 1-methyl- Examples thereof include a linear or branched alkenyl group having 2 to 6 carbon atoms such as a 2-propenyl group and a 1,3-butadienyl group.
  • the C2 to 6 haloalkenyl group is not particularly limited, and for example, a 2,2-dichlorovinyl group, a 2,2-dibromovinyl group, a 3-chloro-2-propenyl group, and a 3,3-difluoro-2-Allyl group, 3,3-dichloro-2-allyl group, 4-chloro-2-butenyl group, 4,4,4-trifluoro-2-butenyl group, 4,4,4-trichloro-3-butenyl group, A linear or branched alkenyl group having 2 to 6 carbon atoms having at least one double bond at an arbitrary position such as a 5-chloro-3-pentenyl group and a 6-fluoro-2-hexenyl group. Examples thereof include an alkenyl group substituted with 1 to 13, preferably 1 to 7 halogen atoms.
  • the C2 to 6 alkenyloxy groups are not particularly limited, and are, for example, vinyloxy group, 1-propenyloxy group, allyloxy group, isopropenyloxy group, 1-butenyloxy group, 2-butenyloxy group, 3-butenyloxy group, 1 Examples thereof include a linear or branched alkenyloxy group having 2 to 6 carbon atoms such as a methyl-2-propenyloxy group and a 1,3-butadienyloxy group.
  • the C2 to 6 haloalkenyloxy groups are not particularly limited, and for example, 2,2-dichlorovinyloxy group, 2,2-dibromovinyloxy group, 3-chloro-2-propenyloxy group, 3,3-.
  • Difluoro-2-allyloxy group 3,3-dichloro-2-allyloxy group, 4-chloro-2-butenyloxy group, 4,4,4-trifluoro-2-butenyloxy group, 4,4,4-trichloro-3 -Linear or branched chain with 2 to 6 carbon atoms having at least one double bond at any position such as a butenyloxy group, 5-chloro-3-pentenyloxy group, 6-fluoro-2-hexenyloxy group, etc.
  • alkenyl group include an alkenyl group substituted with 1 to 13, preferably 1 to 7 halogen atoms.
  • Examples of the C2 to 6 alkynyl group include carbons such as ethynyl group, 1-propynyl group, 2-propynyl group, 1-methyl-2-propynyl group, 1-butynyl group, 2-butynyl group and 3-butynyl group. Examples thereof include linear or branched alkynyl groups of numbers 2 to 6.
  • the C2 to 6 haloalkynyl group is not particularly limited, and for example, 3,3,3-trifluoropropynyl group, 3,3-difluoropropynyl group, 3,3,3-trifluorobutynyl group, 4, A linear or branched alkynyl group having 2 to 6 carbon atoms having at least one triple bond at an arbitrary position such as a 4,4-trifluoro-2-butynyl group and a 3,3-difluoro-butynyl group. Examples thereof include alkynyl groups substituted with 1 to 13, preferably 1 to 7 halogen atoms.
  • the C2 to 6 alkynyloxy group is not particularly limited, and for example, ethynyloxy group, 1-propynyloxy group, 2-propynyloxy group, 1-methyl-2-propynyloxy group, 1-butynyloxy group, 2- Examples thereof include linear or branched alkynyloxy groups having 2 to 6 carbon atoms such as butynyloxy groups and 3-butynyloxy groups.
  • the C2 to 6 haloalkynyloxy group is not particularly limited, and for example, 3,3,3-trifluoropropynyloxy group, 3,3-difluoropropynyloxy group, 3,3,3-trifluorobutynyloxy group.
  • a linear or branched chain having 2 to 6 carbon atoms having at least one triple bond at an arbitrary position such as a group, a 4,4,4-trifluoro-2-butynyloxy group, a 3,3-difluoro-butynyloxy group, etc.
  • alkynyloxy group include an alkynyloxy group substituted with 1 to 13, preferably 1 to 7 halogen atoms.
  • R is preferably a hydrogen atom, a halogen atom, a C 1 to 6 alkyl group or a C 1 to 6 alkoxy group, and is preferably a hydrogen atom or a methoxy. Groups are more preferred.
  • R 1 is preferably a hydrogen atom, a halogen atom, a nitro group, a C 1 to 6 alkyl group or a C 1 to 6 alkoxy group.
  • a hydrogen atom, a nitro group, or a methoxy group is more preferable.
  • R 2 is preferably a hydrogen atom, a halogen atom, a nitro group, a C 1 to 6 alkyl group or a C 1 to 6 alkoxy group.
  • a hydrogen atom, a nitro group, or a methoxy group is more preferable.
  • R 3 is preferably a hydrogen atom, a halogen atom, a nitro group, a C 1 to 6 alkyl group or a C 1 to 6 alkoxy group.
  • a hydrogen atom, a nitro group, or a methoxy group is more preferable.
  • R 4 is preferably a hydrogen atom, a halogen atom, a nitro group, a C 1 to 6 alkyl group or a C 1 to 6 alkoxy group.
  • a hydrogen atom, a nitro group, or a methoxy group is more preferable.
  • R 5 is preferably a hydrogen atom, a halogen atom, a nitro group, a C 1 to 6 alkyl group or a C 1 to 6 alkoxy group.
  • a hydrogen atom, a nitro group, or a methoxy group is more preferable.
  • nitrophenol compounds such as 4-nitrophenol, 4-nitrophenol sodium salt, 3-nitrophenol, 3-nitrophenol sodium salt, 2-nitrophenol, 2-nitrophenol sodium salt and the like.
  • salts thereof; and / or guaiacol (also known as guaiacol) compounds such as 5-nitroguaiacol, 5-nitroguaiacol sodium salt, 4-nitroguaiacol, 4-nitroguaiacol sodium salt or salts thereof are particularly preferred.
  • R 1 is a hydrogen atom, a nitro group, or a methoxy group
  • R 2 is a hydrogen atom, a nitro group, or a methoxy group
  • R 3 is a nitro group
  • R 1 is a nitro group
  • R 2 is a hydrogen atom, a nitro group, or a methoxy group
  • R 3 is a hydrogen atom, a nitro group, or a methoxy group
  • R 4 is a hydrogen atom, a nitro group, or a methoxy group
  • R 5 is a nitrophenol compound represented by a hydrogen atom, a nitro group, or a methoxy group or a salt thereof
  • R 5 is a nitrophenol compound represented by a
  • R 1 is a hydrogen atom or a methoxy group
  • R 2 is a hydrogen atom or a methoxy group
  • R 3 is a nitro group
  • R 4 is a hydrogen atom or a methoxy group
  • R 5 nitrophenol compound represented by hydrogen atom, or a methoxy group
  • R 1 is a nitro group
  • R 2 is a hydrogen atom or a methoxy group
  • R 3 is a hydrogen atom or a methoxy group
  • R 4 is a hydrogen atom or a methoxy group
  • R 5 is a nitrophenol compound represented by a hydrogen atom or a methoxy group or a salt thereof
  • R 1 is a hydrogen atom or a methoxy group.
  • R 2 is a hydrogen atom or a methoxy group
  • R 3 is a hydrogen atom or a methoxy group
  • R 4 is a nitro group
  • R 5 is a nitrophenol compound represented by a hydrogen atom or a methoxy group or a salt thereof.
  • nitrophenol compound or salt thereof is 4-nitrophenol or a salt thereof, 2-nitrophenol or a salt thereof, and / or 5-nitroguaiacol or a salt thereof.
  • the metal absorption promoter of the present invention may contain one or more nitrophenol compounds or salts thereof.
  • nitrophenol compounds or salts thereof a compound produced by a known production method or a commercially available product can be used.
  • the known production method include the production method described in JP-A-10-67716.
  • Commercially available products include, for example, 4-nitrophenol or a salt thereof (0.3%), 2-nitrophenol or a salt thereof (0.2%), and 5-nitroguaiacol or a salt thereof (0.1%).
  • a nitrophenol composition containing 2 or 3 types of nitrophenol compounds such as an aqueous solution containing) or a salt thereof can also be used.
  • the metal absorption promoter of the present invention may be treated by any method as long as it is a method for treating the above-mentioned metal absorption promoter on the above-ground part of the plant or its rhizosphere.
  • the concentration of the nitrophenol compound or salt thereof used is usually 0.0001 to 1000 mg / L, preferably 0.001 to 100 mg / L, and more preferably 0.01 to 10 mg / L. Further, when two or more kinds of nitrophenol compounds or salts thereof are contained in the treatment of the metal absorption promoter of the present invention, the respective concentrations and ratios can be appropriately set.
  • the metal is at least one metal selected from the group consisting of iron, zinc, manganese, copper, molybdenum, and nickel. Preferred metals are iron and zinc.
  • the metal absorption accelerator of the present invention may contain only a nitrophenol compound or a salt thereof without adding other components, but is usually a solid carrier, a liquid carrier, or a gaseous carrier (propellant). ) Can be mixed.
  • a surfactant and other formulation auxiliary agents are added to the metal absorption enhancer of the present invention, and an oil agent, an emulsion, a wettable powder, a flowable agent, etc. are added according to a usual formulation method. It can be formulated and used in granules, powders, aerosols, fumes and the like.
  • the preparation using the metal absorption promoter of the present invention includes other insecticides, nematodes, acaricides, fungicides, herbicides, microbial pesticides, plant growth regulators, synergists, soil conditioners, and fertilizers. Etc. may be mixed or not mixed and used at the same time.
  • the content of the nitrophenol compound or a salt thereof in these preparations is usually 0.00001 to 95% by weight, preferably 0.0001 to 50% by weight, and more preferably 0.001 to 10% by weight.
  • Examples of the solid carrier used in the formulation include clays (kaolin clay, diatomaceous earth, synthetic silicon hydroxide-containing silicon hydroxide, bentonite, fubasami clay, acidic white clay, etc.), talc, ceramics, and other inorganic minerals (selite, quartz, etc.). Examples thereof include fine powders or granules such as sulfur, activated charcoal, calcium carbonate, hydrated silica, etc.), chemical fertilizers (sulfur, phosphorus, silica, urea, salt, etc.).
  • liquid carrier examples include water, alcohols (methanol, ethanol, etc.), ketones (acetone, methyl ethyl ketone, etc.), aromatic hydrocarbons (benzene, toluene, xylene, ethylbenzene, methylnaphthalene, etc.), aliphatic hydrocarbons.
  • Classes (hexane, cyclohexane, kerosene, light oil, etc.), esters (ethyl acetate, butyl acetate, etc.), nitriles (acetritale, isobutyronitrile, etc.), ethers (diisopropyl ether, dioxane, etc.), acid amides (N) , N-dimethylformamide, N, N-dimethylacetamide, etc.), halogenated hydrocarbons (benzene, trichloroethane, carbon tetrachloride, etc.), dimethylsulfoxide, soybean oil, vegetable oils such as cottonseed oil, and the like.
  • gaseous carrier examples include butane gas, LPG (liquefied petroleum gas), dimethyl ether, carbon dioxide gas and the like.
  • surfactant examples include alkyl sulfate esters, alkyl sulfonates, alkyl aryl sulfonates, alkyl aryl ethers and their polyoxyethylene products, polyethylene glycol ethers, polyhydric alcohol esters, sugar alcohol derivatives and the like. Can be mentioned.
  • auxiliary agent for the preparation examples include a fixing agent, a dispersant, a stabilizer and the like.
  • fixing agent and / or dispersant examples include casein, gelatin, polysaccharides (starch powder, gum arabic, cellulose derivatives, alginic acid, etc.), lignin derivatives, bentonites, sugars, synthetic water-soluble polymers (polyvinyl alcohol, polyvinylpyrrolidone, etc.). , Polyacrylic acids, etc.).
  • Stabilizers include, for example, PAP (isopropyl acid phosphate), BHT (2,6-di-tert-butyl-4-methylphenol), BHA (2-tert-butyl-4-methoxyphenol and 3-tert- Butyl-4-methoxyphenol mixture), vegetable oils, mineral oils, fatty acids or esters thereof and the like.
  • the metal absorption accelerator of the present invention and the preparation using the same can be used as it is or diluted with water or the like.
  • the metal absorption enhancer of the present invention contains a nitrophenol compound or a salt thereof and is used thereof, a composition containing the nitrophenol compound or a salt thereof and other components separately is prepared.
  • these two or more kinds of components may be used sequentially or simultaneously, preferably simultaneously at the time of application.
  • the nitrophenol compound or a salt thereof, and other components should be used in the same proportion as described above.
  • the metal absorption accelerator of the present invention can further contain a fertilizer to prepare a metal absorption accelerator composition.
  • the fertilizer in the present specification is not particularly limited, and is, for example, three major elements (N, P, K), a large amount element (Mg, S, Ca), or a trace element (Mn, B, Fe, Zn, Cu). , Mo, Cl, Ni) Examples include any natural or synthetic chemicals (fertilizers) that function as sources. These chemical substances (compounds) can be mixed in any proportion in the metal absorption enhancer of the present invention.
  • the natural or synthetic fertilizer also includes the meaning of inorganic fertilizer or organic fertilizer (for example, bonito soluble).
  • the content of the nitrophenol compound or a salt thereof in these preparations is usually 0.00001 to 95% by weight, preferably 0.0001 to 50% by weight, and more preferably 0.001 to 10% by weight.
  • the content of fertilizer is not particularly limited, and is usually 0.00001 to 99% by weight.
  • the metal absorption promoter composition of the present invention contains a nitrophenol compound or a salt thereof and a fertilizer and uses the nitrophenol compound or a salt thereof, but the nitrophenol compound or a salt thereof, the fertilizer and other components are separately separated.
  • the composition contained in the above may be prepared, and these two or more kinds of components may be used sequentially or simultaneously, preferably simultaneously at the time of application.
  • the nitrophenol compound or a salt thereof, fertilizer and other components should be used in the same proportion as described above.
  • the useful plants to which the metal absorption promoter or the metal absorption promoter composition of the present invention can be used are not particularly limited, and are, for example, cereals such as rice, barley, wheat, rye, oats, and corn; Beans such as soybeans, red beans, broad beans, peas, green beans, peanuts; Fruit trees and fruits such as apples, citrus fruits, pears, grapes, peaches, plums, cherries, walnuts, chestnuts, almonds, bananas, and strawberries; Cabbage, tomatoes, spinach, broccoli, lettuce, onions, leeks, peppers, Leaves and fruits and vegetables such as eggplant and pepper; Root vegetables such as carrots, potatoes, sweet potatoes, taros, radishes, lotus roots, turnips, burdock roots, and garlic; Processing crops such as sardines, hemp, beets, hops, sugar cane, sugar beets, olives, rubber, coffee, tobacco and tea; Pumpkins, cucumbers, oriental melons, watermelons, melons
  • the metal absorption-promoting agent or metal absorption-promoting agent composition of the present invention refers to plants or their vicinity, that is, vegetation, particularly stems, leaves, seeds, bulbs or seed potatoes (hereinafter, seeds, bulbs or seed potatoes are simply abbreviated as seeds). .); Can be applied to fruits, etc.
  • Examples of the application method include spraying or spraying on the leaf surface or stem, seed treatment (for example, seeding or seed powder coating of granules), soil application (for example, furrow spraying or furrow spraying of granules, etc.). Can be mentioned.
  • the metal absorption accelerator or the metal absorption accelerator composition of the present invention can be used in many situations in various aspects thereof. For example, it can be used for agriculture, landscaping, horticulture, hydroponics, forestry, land reclamation (for example, landfill, soil with relatively high salt concentration, etc.).
  • the metal absorption promoter or the metal absorption promoter composition of the present invention can protect the above-mentioned useful plants by treating the plants or their vicinity.
  • the metal absorption-promoting agent or metal absorption-promoting agent composition of the present invention is in the vicinity thereof, for example, stems, leaves, seeds, bulbs or seed potatoes (hereinafter, seeds, bulbs or seed potatoes are simply abbreviated as seeds); fruits and the like.
  • Examples of the application method include spraying or spraying on the leaf surface or stem, seed treatment (for example, seeding or seed powder coating of granules), soil application (for example, furrow spraying or furrow spraying of granules, etc.). Can be mentioned.
  • Method Another aspect of the present invention is a method for promoting metal absorption into a plant using a nitrophenol compound or a salt thereof, wherein the metal is selected from the group consisting of iron, zinc, manganese, copper, molybdenum, and nickel. It is at least one kind of metal absorption promoting method.
  • Another aspect of the present invention is a method (treatment method) for treating a plant or its rhizosphere with the metal absorption promoter of the present invention or the metal absorption promoter composition of the present invention.
  • Another aspect of the present invention is a method of using a nitrophenol compound or a salt thereof for promoting metal absorption into a plant.
  • the rhizosphere of a plant means the soil or other peripheral parts where the roots are affected.
  • the rhizosphere includes soil in dry fields, paddy fields, upland fields, tea gardens, orchards, etc.; seedling raising soil and seedling raising mats in nursery boxes, etc.; hydroponic liquids in hydroponic farms, etc.
  • Specific methods for applying directly to the roots or seeds include, for example, spraying, smearing, and dipping the metal absorption-promoting agent of the present invention or the metal absorption-promoting agent composition of the present invention onto the roots or seeds. Examples thereof include impregnation treatment, coating treatment, film coating treatment, and pellet coating treatment.
  • Example 1 Undiluted solution of nitrophenol aqueous solution 4-nitrophenol sodium salt (manufactured by Asahi Chemical Industry Co., Ltd.) 9.0 g, 2-nitrophenol sodium salt (manufactured by Asahi Chemical Industry Co., Ltd.) 6.0 g, 5-nitroguayacol sodium salt (manufactured by Asahi Chemical Industry Co., Ltd.) 3.0 g (manufactured by Asahi Chemical Industry Co., Ltd.) was dissolved in 1 L of ultrapure water to prepare an aqueous solvent. This aqueous solvent is hereinafter referred to as "formulation A".
  • Formulation B Fertilizer stock solution 1 Tap water was added to 15 kg of OAT House No. 1 (manufactured by OAT Agrio Co., Ltd.) and dissolved to make 100 L. This water solvent is hereinafter referred to as "formulation B".
  • Formulation C Fertilizer stock solution 2 Tap water was added to 10 kg of OAT House No. 2 (manufactured by OAT Agrio Co., Ltd.) and dissolved to make 100 L. This aqueous solvent is hereinafter referred to as "formulation C".
  • Formulation D Fertilizer stock solution 3 Tap water was added to 15 kg of OAT House S1 (manufactured by OAT Agrio Co., Ltd.) and dissolved to make 100 L. This aqueous solvent is hereinafter referred to as "formulation D”.
  • leaf lettuce (variety: FSL-1001G, purchased from Fujii Seed Co., Ltd.) was tested.
  • the seedlings were transplanted to a styrofoam panel (length 48 cm, width 38 cm, thickness 2 cm) so that the number of seedlings would be 14 strains / sheet in a staggered pattern with a length of 8 cm and a width of 12 cm, and then the seedlings were floated and planted on the culture solution. .. The above was repeated 6 times under each condition. After planting, the crops were cultivated in a stationary state in an acrylic house while being aerated, and the above-ground crops were harvested on October 5.
  • Table 1 summarizes the iron and zinc residual rates at the time of collecting the culture solution under each condition, and the control group ratio (%) on each day. Of these, the residual rates of iron and zinc at the time of collecting the culture solution are shown in FIGS. 1 and 2, respectively.
  • Example 2 leaf lettuce (variety: FSL-1001G, purchased from Fujii Seed Co., Ltd.) was tested.
  • a 300-hole urethane mat and a seedling raising box manufactured by M-type Hydroponic Research Institute Co., Ltd. were used for raising seedlings. Sowing was carried out on October 2, 2017, and seedlings were raised and managed in an acrylic house until germination. Specifically, cover the top surface of the mat with newspaper, irrigate the mat with tap water twice a day, remove the newspaper when the cotyledons develop after germination, and continue raising seedlings until October 18. did.
  • Table 2 summarizes the iron and zinc residual rates at the time of collecting the culture solution under each condition and the control group ratio (%). Of these, the residual rates of iron and zinc at the time of collecting the culture solution are shown in FIGS. 3 and 4, respectively.
  • Example 3 leaf lettuce (variety: FSL-1001G, purchased from Fujii Seed Co., Ltd.) was tested.
  • a 300-hole urethane mat and a seedling raising box manufactured by M-type Hydroponic Research Institute Co., Ltd. were used for raising seedlings. Sowing was carried out on April 13, 2018, and seedlings were raised and managed in an acrylic house until germination. Specifically, cover the top surface of the mat with newspaper, irrigate the mat with tap water twice a day, remove the newspaper when the cotyledons develop after germination, and continue raising seedlings until April 26. did.
  • the EC values were measured at 3 points of the planted buds and the average value was calculated. As a result, it was 1.47 dS / m for the plot C and 1.95 dS / m for the plot D.
  • the above-ground part content was analyzed by the dry ashing method. Specifically, two sets of three growing golden mean strains were selected from the harvested strains, dried under 65 ° C. conditions, and then pulverized with a miller. The obtained pulverized product was accurately weighed in an amount of 1.00 g, preheated, and then subjected to an ashing treatment for 1 hour in an electric furnace under 550 ° C. conditions. To the obtained sample, add 2 mL of concentrated hydrochloric acid, extract while heating, collect the extract with milli-Q (registered trademark) water, filter with filter paper, and then reduce the volume to 100 mL. did. After filtering this solution with a 0.2 ⁇ m membrane filter, the concentrations of dissolved iron and zinc were measured by an ICP emission spectrophotometer.
  • Table 3 summarizes the results of comparison of the obtained analytical values and the average values with the control plots. Of these, the analytical values for iron and zinc are shown in FIGS. 5 and 6, respectively.
  • Example 4 Large tomatoes (variety: Daiyasu Yoshihi) were used in the experiment. After filling a 7.5 cm pot with seedling raising soil (Kumiai horticultural seedling raising soil, Aina No. 1), sowing was carried out on February 2, 2018, and seedlings were raised for 6 weeks in the acrylic house of the Cultivation Research Center of OAT Agrio Co., Ltd. Was done. On March 14, two ridges of elevated beds (width 30 cm, depth 20 cm, length 12 m) filled with coconut husk soil were planted, one as a foliar spray treatment area and the other as a control area. The leaf age of the crop at the time of planting was about 6 leaves.
  • Spraying was carried out at intervals of 2 to 3 weeks as a guide. Specifically, it was held on April 11, April 25, May 9, May 23, June 13, June 27, and July 9. On June 8th, the golden mean fruits of the second stage of fruit set in the second stage were collected, and on July 2, 15 moderate fruits of the sixth stage of fruit set in the optimum harvest time were collected from each plot. The obtained fruits were further distributed as a set of three to an even size, and the shavings were excised. Then, about 10 g of each vertical cross section was cut out, and three pieces were put together in a plastic container and dried by freeze-drying. The obtained dried product was ground with a mortar and pestle.

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  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Organic Chemistry (AREA)
  • Forests & Forestry (AREA)
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  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
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  • Cultivation Of Plants (AREA)
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Abstract

Le problème à la base de la présente invention concerne un nouvel agent d'amélioration d'absorption de métal pour des plantes. Un composé nitrophénol ou un sel correspondant peut améliorer l'absorption d'au moins un métal choisi dans le groupe constitué par le fer, le zinc, le manganèse, le cuivre, le molybdène et le nickel. En particulier, la présente invention concerne : un agent d'amélioration d'absorption de métal pour des plantes, qui comprend un composé nitrophénol ou un sel correspondant, le métal comprenant au moins un métal choisi dans le groupe constitué par le fer, le zinc, le manganèse, le cuivre, le molybdène et le nickel, etc.
PCT/JP2020/015573 2019-04-06 2020-04-06 Agent d'amélioration d'absorption de métal Ceased WO2020209232A1 (fr)

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JP2019073214A JP2022084968A (ja) 2019-04-06 2019-04-06 金属吸収促進剤
JP2019-073214 2019-04-06

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WO (1) WO2020209232A1 (fr)

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DOKIYA, YUKIKO ET AL.: "The Comparative Physiological Study on the Uptake of Iron, Manganese and Copper by Plants (Part 1", JAPANESE JOURNAL OF SOIL SCIENCE AND PLANT NUTRITION, vol. 35, no. 10, 1964, pages 367 - 372 *
JONES, MELANIE D. ET AL.: "The effect of infection by Lactarius rufus or Scleroderma flavidum on the uptake of 63Ni by paper birch", CANADIAN JOURNAL OF BOTANY, vol. 66, no. 5, 1988, pages 934 - 940, XP055747836 *

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