WO1999049728A1 - Promoteurs de l'epaississement des racines tubereuse/tubercules et agents ameliorant le rendement des cultures - Google Patents

Promoteurs de l'epaississement des racines tubereuse/tubercules et agents ameliorant le rendement des cultures Download PDF

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Publication number
WO1999049728A1
WO1999049728A1 PCT/JP1999/001591 JP9901591W WO9949728A1 WO 1999049728 A1 WO1999049728 A1 WO 1999049728A1 JP 9901591 W JP9901591 W JP 9901591W WO 9949728 A1 WO9949728 A1 WO 9949728A1
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Prior art keywords
group
tuber
crop
treatment
indole
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PCT/JP1999/001591
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English (en)
Japanese (ja)
Inventor
Katsutoshi Hirose
Masayuki Hirose
Kouhei Ikeda
Naonori Hirata
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Kobe Natural Products & Chemicals Co., Ltd.
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Publication of WO1999049728A1 publication Critical patent/WO1999049728A1/fr

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
    • A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
    • A01N39/04—Aryloxy-acetic acids; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/10—Aromatic or araliphatic carboxylic acids, or thio analogues thereof; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
    • A01N43/38—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings condensed with carbocyclic rings

Definitions

  • the present invention relates to a tuber (bulb, sukumei) of a plant such as vegetables (crops) and flowers.
  • Tuber and tuber hypertrophy promoters which are preferably used to promote root and tuber (underground) enlargement, as well as increasing the number of flowers and ears of various crop fields (plants), tillering, or fruit (fruit,
  • the present invention relates to a crop enhancer that is suitably used to promote the enlargement of seeds and increase the yield.
  • a tuberous root and tuber hypertrophy promoter that is safe and can be mass-produced, which can increase the yield by increasing the tubers and tubers of vegetables.
  • an agent for promoting tuber and tuber hypertrophy which is capable of enlarging bulbs of flowers and has excellent safety and can be mass-produced.
  • the present invention has been made in view of the above-mentioned conventional problems, and has an object to be used for promoting the enlargement of tuberous roots and tubers of plants such as vegetables and flowers, which can be used safely.
  • the inventors of the present application have intensively studied a tuber / tuber hypertrophy promoter and a crop increasing agent.
  • plants such as vegetables (crops) and flowers, etc.
  • a compound having a specific molecular structure that is, a compound having an indole skeleton, a compound having a benzene skeleton, and a compound having a naphthalene skeleton having a specific molecular structure.
  • the compound has a physiological activity that promotes the enlargement of the tuberous root (bulb / capital root) and tuber (underground stem), and that the compound is excellent in safety and can be mass-produced.
  • an indole skeleton-containing compound having a specific molecular structure has a physiological activity to promote the hypertrophy of fruits (fruits and seeds) of various crops (plants).
  • the inventors have also found that they have a physiological activity that promotes tillering, and have completed the present invention.
  • known indole skeleton-containing compounds have completely different physiological activities to plants depending on, for example, the substitution position and the number of chlorine atoms. Therefore, even if the molecular structures are similar, it is impossible at all to predict the biological activity of an unknown compound from a known similar compound.
  • tuber and tuber hypertrophy promoter of the present invention has the general formula (1)
  • X represents a hydrogen atom, a chlorine atom or a methoxy group
  • R 1 represents — — CHO group, one CH 2 CHO group, one CH 2 CN group, — COOR 2 group, — CH 2 COOR 2 group , — CH 2 CH 2 COOR 2 groups, — CH (CH 3 ) COOR 2 groups, — CH 2 CH 2 CH 2 COOR 2 groups, — CH (CH 3 ) CH 2 COOR 2 groups, — CH (CH 3 ) CH 2 CH 2 COOR 2 group or —CH 2 C 0 C 00 R 2 group
  • R 2 is a hydrogen atom, an alkali metal atom, an alkaline earth metal atom, Represents an alkyl group, a monosaccharide glycoside or an oligosaccharide glycoside
  • R 3 represents a hydrogen atom, an alkali metal atom, an alkaline earth metal atom, an alkyl group having 1 to 4 carbon atoms, a monosaccharide glycoside or an oligosaccharide glycoside.
  • R 4 represents a hydrogen atom, a chlorine atom, a methyl group or a hydroxymethyl group
  • R 5 represents a hydroxyl group or an amino group
  • the agent for promoting tuber root and tuber hypertrophy according to the present invention is characterized in that, in addition to the above constitution, the above compound is an indole skeleton-containing compound.
  • Indole skeleton-containing compounds, benzene skeleton-containing compounds, and naphthalene skeleton-containing compounds having the above-mentioned specific molecular structure have a physiological activity to promote the enlargement of tuberous roots and tubers of plants such as vegetables and flowers. are doing. These compounds are safe and can be mass-produced.
  • the reaction for synthesizing the above-mentioned indole skeleton-containing compound having a substituent at the 4-position of the indole ring is relatively simple. Therefore, according to the above configuration, tuber and tuber hypertrophy which is excellent in safety and can be mass-produced can be suitably used to promote the enlargement of tubers and tubers of plants such as vegetables and flowers.
  • An accelerator can be provided.
  • the tuber / tuber hypertrophy promoter of the present invention may be such that the indole skeleton-containing compound is a natural compound, or that the indole skeleton-containing compound is 4-hydroxyl.
  • ND-3—It is characterized by acetic acid and its esters. According to the above configuration, since the compound is a natural compound, it is possible to provide a tuber and tuber hypertrophy-promoting agent that is more excellent in safety even when it remains in a plant, for example.
  • the crop increasing agent according to the present invention is characterized by containing an indole skeleton-containing compound represented by the general formula (1) in order to achieve the above object.
  • the indole skeleton-containing compound having the above specific molecular structure has a physiological activity that promotes the increase in the number of flowers and ears of various crops (plants), tillering, or hypertrophy of fruits (fruits and seeds). I have. Therefore, according to the above configuration, it can be suitably used to increase the number of flowers and ears of various crops, increase tillering, or increase the yield by promoting actual hypertrophy. It is possible to provide a crop increasing agent capable of mass production.
  • the crop increasing agent according to the present invention may be arranged such that the indole skeleton-containing compound is a natural compound, or the indole skeleton-containing compound is indole-3-.
  • the compound is a natural compound, it is possible to provide a crop yield enhancer that is more excellent in safety even when it remains in a crop, for example.
  • the crop increasing agent according to the present invention is characterized in that it further contains a reducing agent in addition to the above-mentioned constitution.
  • Crops are usually used when diluted with tap water. Often. According to the above arrangement, since the crop increasing agent contains a reducing agent, the reducing agent reacts with chlorine remaining in tap water used for dilution. Therefore, the chlorine-based compound does not decompose the indole skeleton-containing compound, so that the crop-producing agent exerts its effect sufficiently even at a lower concentration even when diluted with tap water. can do.
  • tuber and tuber hypertrophy agent will be described.
  • the agent for promoting tuber root and tuber hypertrophy comprises: an indole skeleton-containing compound represented by the general formula (D); a benzene skeleton-containing compound represented by the general formula (2); )) Contains at least one compound selected from the group consisting of naphthalene skeleton-containing compounds, that is, the tuber / tuber hypertrophy promoter of the present invention contains the above compound as an active ingredient.
  • these compounds have a bioactivity that promotes tuberous root tuber hypertrophy.
  • indole skeleton-containing compound represented by the general formula (1) include, for example, indole-3-carboxylic acid, 4-chloroindole-13-caprolubonic acid, 4—Methoxyindole 3—Capillonic acid, indole—3-Acetic acid (3_indolylacetic acid), 4—Clotindole-3-monoacetic acid, 4—Methoxyindole—3—acetic acid, Indole—3—propionic acid, 4—cloindole—3—propionic acid, 4-methoxyindole—3—propionic acid, indole—3—butyric acid, 4 Rhu 3-butyric acid, 4-methoxyindole 3-butyric acid, and alkali metal or alkaline earth metal salts, esters or these compounds of these compounds Glycosides formed by combining these compounds with monosaccharides or oligosaccharides are exemplified.
  • a compound having an ester bond in the substituent represented by R 1 (and R 2 ), that is, an indole skeleton-containing compound having an ester bond is more easily absorbed by plants.
  • the indole skeleton-containing compound having an ester bond exhibits physiological activity by being hydrolyzed and converted into a carboxyl group (carboxylic acid) after being absorbed by a plant.
  • a compound in which the substituent represented by R 2 is an alkali metal or an alkaline earth metal, that is, an indole skeleton-containing compound that forms a salt Is more stable, and is excellent in storage and preservation.
  • the alkali metal include sodium and steel.
  • specific examples of the alkaline earth metal include calcium and the like.
  • the substituent represented by X in the indole skeleton-containing compound represented by the general formula (1) is a hydrogen atom
  • the substituent represented by R 1 (and R 2 ) is —CHO Group, — CH 2 CHO group, _ CH 2 CN group, one C ⁇ OH group, — CH 2 COOH group, _ CH 2 COOCH 3 group, — CH 2 CH 2 COOH group, — CH 2 CH 2 CH 2 COOH group
  • R 2 is a monosaccharide glycoside or an oligosaccharide glycoside _ CH 2 C 00
  • a compound in which R 2 is a natural compound
  • a substituent represented by X When is a chlorine atom, a compound in which the substituent represented by R 1 (and R 2 ) is one CH 2 COOH group and —CH 2 C 00 CH a group is a natural compound, and
  • the substituent represented by X is a methoxy group
  • the compound in which the substituent represented by R 1 is a CH 2
  • the substituent represented by X is a hydrogen atom, one substituent represented by R 1 CH 2 C 00 H Group indole-3 —acetic acid, the substituent represented by X is a chlorine atom, and the substituent represented by R 1 is —CH 2 COOH group 4 1-closed indole-3 —acetic acid
  • the substituent represented by X is a chlorine atom
  • the substituent represented by R 1 is a CH 2 C 00 CH 3 group, methyl—4 chloroindol—3—acetate
  • the substituent represented by R 1 is a hydrogen atom
  • the substituent represented by R 1 is a CH 2 CH 2 COOH group
  • the substituent represented by X is a hydrogen atom.
  • indole-3-butyric acid in which the substituent represented by R 1 is a —CH 2 CH 2 CH 2 C 00 H group.
  • 4-monoindole-3-acetic acid and its methyl ester are contained in, for example, immature seeds of edible endow and can be extracted from the immature seeds.
  • it is relatively easy to mass-produce 4-Lokundole-13-acetic acid and its methyl ester by synthesis.
  • Examples of the benzene skeleton-containing compound represented by the general formula (2) include, for example, p-chlorophenoxyacetic acid, 2,4-dichlorophenoxyacetic acid, 4-chloro-2-hydroxymethyl-2-acetic acid, In addition, alkali metal salts and alkaline earth metal salts of these compounds, esters, and glycosides obtained by combining these compounds with monosaccharides or oligosaccharides are also included.
  • Specific examples of the naphthalene skeleton-containing compound represented by the general formula (3) include 1-naphthylacetic acid (naphthalene_1-acetic acid) and 1-naphthyl Acetate amide.
  • indole skeleton-containing compounds benzene skeleton-containing compounds and naphthalene skeleton-containing compounds may be used alone or in combination of two or more.
  • an indole skeleton-containing compound is more preferable. It is more preferable that the indole skeleton-containing compound is a natural compound, and it is particularly preferable that the indole skeleton-containing compound is 4-chloroindol-13-acetic acid and / or an ester thereof.
  • the method for producing the above compound is not particularly limited, and a method of extracting from a plant using a general method, a method of producing by synthesis, or the like can be adopted.
  • the reaction for synthesizing the indole skeleton-containing compound having a substituent at the 4-position of the indole ring, the reaction for synthesizing the benzene skeleton-containing compound, and the reaction for synthesizing the naphthalene skeleton-containing compound are relatively simple. Yes, a known method can be adopted.
  • the agent for promoting tuberous root and tuber hypertrophy according to the present invention contains the above compound as an active ingredient.
  • the above compounds can be used as they are, but if necessary, in order to promote or stabilize the effect, for example, by mixing with various adjuvants such as adjuvants used in agricultural chemicals, It can also be used in various formulations such as powders, granules, condyles, wettable powders, flowables, emulsions, pastes and the like.
  • the tuberous root and tuber hypertrophy-promoting agent according to the present invention may contain the above-mentioned adjuvant if necessary. Can be.
  • auxiliary agents examples include solvents (diluents), emulsifiers, dispersants, Examples include various carriers, various substrates, spreading agents, wetting agents, fixing agents, disintegrating agents, and the like.
  • solvents diiluents
  • emulsifiers emulsifiers
  • dispersants examples include various carriers, various substrates, spreading agents, wetting agents, fixing agents, disintegrating agents, and the like.
  • the above-mentioned various preparations which are tuber and tuber hypertrophy promoters, can be used as they are. Accordingly, it can be used after being diluted to a predetermined concentration with water.
  • the tuber / tuber hypertrophy promoter can be diluted to a predetermined concentration with water without using the above solvent.
  • suitable solvents for preparing solutions, flowables, and emulsions include, for example, aromatic hydrocarbons such as toluene and xylene; methyl alcohol, ethyl alcohol, and a). Alcohols such as isopropyl alcohol, butyl alcohol, and ethylene glycol; ketones such as acetone and methylethyl ketone; amides such as N, N-dimethylformamide; dimethyl Sulfoxides such as sulfoxide; cyclohexane, tetrahydronaphthalene, methylnaphthalene; animal and vegetable oils, fatty acid-fatty acid esters; and the like, but are not particularly limited thereto.
  • aromatic hydrocarbons such as toluene and xylene
  • Alcohols such as isopropyl alcohol, butyl alcohol, and ethylene glycol
  • ketones such as acetone and methylethyl ketone
  • the surfactant is an anionic surfactant such as a higher alcohol sulfate ester salt, or a ionic surfactant such as a quaternary ammonium salt).
  • Surfactants, amphoteric surfactants such as betains, etc., and nonionic surfactants (nonionic surfactants) such as ethers, etc. By using a surfactant, the above compounds can be more effectively used in plants. It becomes easier to be absorbed.
  • the carrier suitable for supporting the compound include, but are not limited to, clay, kaolin, talc, diatomaceous earth, silica, alumina, calcium carbonate, and the like. , Bentonite (montmorillonite), feldspar, quartz, sawdust, etc., but are not particularly limited. These carriers may be used alone or in a combination of two or more.
  • Suitable base materials for converting the above compound into a paste include, for example, petrolatum, lanolin, synthetic resin, and rubber. Not something. One of these base materials may be used alone, or two or more may be used in combination.
  • Plants to which the agent for promoting tuber and tuber hypertrophy according to the present invention can be applied are plants having tubers (bulbs and lodgings) and tubers (rhizome).
  • Specific examples of the plant include potatoes (potatoes), sweet potatoes (sweet potatoes), sweet potatoes, sweet potatoes such as make-up, baron, and dejima, potatoes, potatoes, evening loimo, sassava, carrots, Korean carrots, radish, Vegetables (crops) such as radish, turnip, sugar beet, burdock, rust, edible lily, evening onion, garlic, lotus root, laccasei; lily, tulip, friesia, gladiolus, hyacinth, etc.
  • Examples of the method of using the tuber / tube enlarger ie, the method of treating plants using the tuber / tube enlarger, include, for example, foliage treatment, soil treatment, immersion treatment, and powder (powder) treatment. Injection treatment or the like can be employed, but is not particularly limited.
  • planting of tuber root and tuber hypertrophy examples include foliage (including rhizomes), roots (including bulbs and vines), seeds, flowers, fruits, and the like, but are not particularly limited.
  • the use form of the tuber root / tuber hypertrophy promoter may be any means capable of exerting a physiological activity on the plant by being absorbed by the plant. Specifically, for example, spraying Immersion, contact, injection, and the like. In short, the form of use that is most easily absorbed by the plant may be selected according to the type of the target plant, the time of use (purpose of use), and the like.
  • the use time of the tuber and tuber thickening promoter is not particularly limited, but when the plant is a vegetable (crop), the time at which the tuber or tuber begins to enlarge is more preferable. When the plant is a flower, it is more preferable that the bulb and the like start to enlarge after the flower blooms. In addition, for example, if a tuber / tuber hypertrophy promoter is used before the bulbs of flowers and plants are separated, the enlargement of the main bulb can be promoted.
  • the use of an agent can promote spheroid hypertrophy.
  • the amount of the compound used as an active ingredient may be determined according to the composition of the compound, the form of the tuber / tuber hypertrophy promoter, the type of plant to be treated, the treatment method, the time of use (purpose of use), and the like. , but it is not particularly limited - 1 per ares, in the range of 1 0- 7 g to 5 g is more preferable. More specifically, when the tuber and tuber hypertrophy accelerator is used as an aqueous solution for the foliage treatment. The accelerator is diluted so that the concentration of the above compound is about 0.001 ppm to 500 ppm. It is more preferable to spray the prepared aqueous solution within a range of 0.1 L to 20 L per are.
  • tuber and tuber hypertrophy promoter when used as an aqueous solution for the immersion treatment, it is more preferable to immerse the plant in the aqueous solution having the above concentration for a certain period of time.
  • the tuber and tuber hypertrophy-promoting agent according to the present invention the function of accumulating starch in tubers (bulbs and lodgings) and tubers (rhizome) in plants is improved, so that these tubers and tubers are not used. It can be enlarged to 1.5 times or more, more preferably 2 times or more by weight. That is, the tuber and tuber hypertrophy promoter according to the present invention has a function as a crop yield enhancer.
  • the tuber and tuber hypertrophy promoter according to the present invention includes an indole skeleton-containing compound represented by the general formula (1), a benzene skeleton-containing compound represented by the general formula (2), and
  • the structure includes at least one compound selected from the group consisting of naphthalene skeleton-containing compounds represented by the general formula (3).
  • the compound has a physiological activity of promoting the enlargement of tuberous roots and tubers of plants such as vegetables and flowers, and is excellent in safety and can be mass-produced. Therefore, according to the above configuration, it is possible to provide a tuber / tuber hypertrophy promoter which is suitably used for accelerating tuber and tuber hypertrophy, and which is excellent in safety and can be mass-produced.
  • tuber / tuber hypertrophy promoter of the present invention has a configuration in which the indole skeleton-containing compound is a natural compound.
  • the tuber / tuber hypertrophy promoter according to the present invention has a configuration in which the indole skeleton-containing compound is 4-chloroindole-13-acetic acid and Z or an ester thereof. According to the above configuration, since the compound is a natural compound, it is possible to provide a tuber / tuber hypertrophy promoting agent which is more excellent in safety even when it is left in a plant, for example. Next, the crop increasing agent will be described.
  • the crop increasing agent according to the present invention contains an indole skeleton-containing compound represented by the general formula (1). That is, the crop increasing agent according to the present invention contains the above compound as an active ingredient.
  • the compound in particular, the natural compound has a physiological activity that promotes the increase of the number of flowers and ears of various crops (plants), the tillering, or the hypertrophy of fruits (fruits, seeds). It is completely unexpected from known analogs.
  • the indole skeleton-containing compound only one kind may be used, or two or more kinds may be used in combination. More preferably, the indole skeleton-containing compound is a natural compound.
  • the group consisting of indole-3—acetic acid, 4-cycloindole-3—acetic acid, indole-3-butyric acid, and esters of these compounds It is particularly preferred that it be at least one compound selected, most preferred are 4-chloroindole-13-acetic acid and indole-3-butyric acid.
  • the crop increasing agent according to the present invention contains the above compound as an active ingredient.
  • the above compounds can be used as they are, but if necessary, in order to promote or stabilize the effect, for example, by mixing with various adjuvants such as adjuvants used in pesticides, As illustrated, it can also be used in various formulation forms. That is, the crop increasing agent according to the present invention may contain the above-mentioned auxiliary agent as needed, and therefore, the crop increasing agent can take the above-mentioned various formulation forms.
  • the above-mentioned various preparations which are crop-harvesting agents, can be used as they are, but if necessary, they can be used after being diluted to a predetermined concentration with water. When the compound is water-soluble, for example, by forming a salt, the solvent must be used. Also, the crop enhancer can be diluted to a predetermined concentration with water.
  • indole plant hormone can be stably present in a plant, but is decomposed in, for example, tap water by reacting with chlorine remaining in the tap water.
  • spraying common indole-based plant hormones on plants has had little effect because chlorine acts as an oxidizing agent and degrades indole-based plant hormones. Because it was causing it.
  • the crop increasing agent according to the present invention when used in a state diluted with tap water, for example, the crop increasing agent preferably contains a reducing agent.
  • the reducing agent include sodium bisulfite and the like.
  • any compound that reacts with an oxidizing agent such as chlorine and has no adverse effect on plants can be used.
  • the amount of the reducing agent used may be set according to the amount of chlorine remaining in the tap water.
  • the compound containing the indole skeleton is not decomposed by chlorine, so that even when diluted with tap water, the effect of the crop enhancer can be sufficiently improved at a lower concentration. Can be demonstrated. It is not practical to dilute the crop-producing agent with water that does not contain chlorine, such as distilled water, because of the high cost. Further, instead of using the reducing agent, the decomposition of the indole skeleton-containing compound can be avoided by diluting the crop yield using the solvent.
  • the crops to which the crop yield enhancer according to the present invention can be applied include the number of flowers and ears Any plant that can increase the number, increase tillering, or increase the yield of fruits (fruits, seeds) by increasing the yield can be used.
  • Specific examples of the plant include beans such as soybeans, black soybeans, endu beans (sayaendu), red beans, soybeans, and peanuts; wheats such as wheat, barley, and barley; corn and rice. , Ivy, castor, sesame, buckwheat; sugar beet; fruits, such as strawberries, watermelons, apples; so-called vegetables, such as pumpkin and tomato; It is not limited.
  • the method of using the crop enhancer is, for example, at the time of sowing, mixing treatment (soil treatment) for soil, For immersion and dust (powder) treatments; in the period after germination, injection treatment (irrigation treatment) for soil and foliage treatment for plants can be used.
  • the sites where the crop-producing agent is used for plants include foliage (including rhizomes), roots (including bulbs and puddles), seeds (including immature seeds), flowers, fruits, and the like.
  • the selection may be made according to the type and purpose of use, and is not particularly limited.
  • the form of use of the crop-harvesting agent may be any means capable of exerting a physiological activity on the plant by being absorbed by the plant. Specifically, for example, spraying, dipping, contacting , Injection and the like.
  • the form of use that is most easily absorbed by the plant may be selected according to the type of the target plant and the time of use (purpose of use).
  • the use time of the crop-harvesting agent may be set according to the type of plant and the purpose of use, and is not particularly limited. For example, at the time of sowing, when several true leaves are prepared, before flowering, and at the time of flowering , When immature seeds are produced (after flowering) I can do it.
  • the amount of the active compound to be used may be determined according to the composition of the compound, the form of the crop enhancer, the type of the target plant, the treatment method, the time of use (purpose of use), and the like, and is particularly limited. It is not limited to, a per one are, 1 0- 7 g ⁇ 5 g range, more preferable arbitrariness of. More specifically, when the crop enhancer is used as an aqueous solution and used for foliage treatment, the crop enhancer is diluted so that the concentration of the compound is about 0.001 ppm to 500 ppm. More preferably, the diluted aqueous solution is sprayed in a range of 0.1 L to 100 L per are.
  • the crop-enhancing agent when used as an aqueous solution for immersion treatment, it is more preferable to immerse the seed or plant (after germination) in the aqueous solution having the above concentration for a certain period of time.
  • the crop enhancer instead of using the above aqueous solution, that is, instead of using the crop enhancer dissolved in water (diluted with water), the crop enhancer may be added to a mixture of water and the solvent as necessary. It can be used in a state of being dissolved (diluted with a mixed solution), or in a state in which the crop enhancer is dissolved in the above-mentioned solvent (diluted with the solvent).
  • the use of the crop-increasing agent according to the present invention can increase the number of flowers and ears of a plant, promote tillering, or promote the actual hypertrophy, so that the yield of various crops can be compared with the case where no crop is used. And can be increased.
  • the crop increasing agent according to the present invention is configured to include the indole skeleton-containing compound represented by the general formula (1).
  • the compounds have a physiological activity that promotes the increase in the number of flowers and ears, tillering, or actual hypertrophy of various crops. Further, the compound is excellent in safety and can be mass-produced. Therefore, according to the above-mentioned configuration, it is suitable for increasing the number of flowers and ears of various crops, tillering, or promoting the hypertrophy of fruits to increase the yield. It is possible to provide safe and mass-producible crop enhancers that can be used.
  • the crop increasing agent according to the present invention has a configuration in which the indole skeleton-containing compound is a natural compound.
  • the crop-increasing agent according to the present invention is characterized in that the indole skeleton-containing compound comprises indole-3-acetic acid, 4-monoindole-3-acetic acid, indole-3-butyric acid, and
  • the composition is at least one compound selected from the group consisting of esters of these compounds. According to the above configuration, since the compound is a natural compound, even if it remains in the crop, for example, it is possible to provide a crop-enhancing agent which is more excellent in safety.
  • crop sales agent of the present invention according to the configuration of the c the a configuration including the to et the reducing agent, also crop sales agent odor when diluted with tap water, than at lower concentrations Therefore, the effect can be fully exhibited.
  • tuber root and tuber hypertrophy promoter and the crop-promoting agent according to the present invention may be various plant growth regulators, fertilizers (sugars, amino acids, organic acids-various minerals, etc.), herbicides, if necessary. , Fungicides, insecticides, acaricides, nematicides, fungicides for agriculture and horticulture, soil fungicides, soil improvers, etc.o Still other objects of the present invention The features, characteristics, and strengths will be more fully understood from the description below. Also, the benefits of the present invention will become apparent in the following description.
  • Examples 1 to 14 are examples relating to the tuberous root and tuber hypertrophy promoter
  • Examples 15 to 22 are examples relating to the crop increasing agent.
  • the sweet potato was treated using the tuber and tuber hypertrophy promoter of the present invention.
  • Commercially available sweet potato vines severe vines
  • these tips were planted in a field so that the stems of the three leaves at the base were buried in the soil.
  • the planting interval between the tip portions was about 60 cm.
  • IAA indole—3—acetic acid
  • a foliage treatment was performed by spraying a predetermined amount of an aqueous solution of p-chlorofunooxyacetic acid, or four of each aqueous solution.
  • the plants were treated using the tuber and tuber hypertrophy promoter of the present invention (first, potted plants were planted (a plurality of pots). Then, toxo plants whose growth states were substantially the same as each other were selected. in a concentration of 3 X 1 0 - by the 1 AA solution, a predetermined amount sprayed by one pot for each solution, - 5 mol ZL and 1 X 1 0- 5 mol ZL in which two 4 one C 1 In addition, instead of the above-mentioned aqueous solution, a control was made of Toxos which was sprayed with a predetermined amount of water.
  • the bulbs (toxoids) of Toxos are dug out, their weights (shown as weight in Table 2) are measured, and the weight ratio to the control (the same as the weight ratio) ) was calculated.
  • the same foliar treatment and measurement were performed using Yunnan Tokiso, Kiboushi and Lily instead of Tokiso.
  • Et al is, for lilies, 4 - instead of C 1 one IAA solution, tuberous • tubers hypertrophy accelerator, concentrations 3 X 1 0 - 5 the mole / L Lee emissions
  • IBA indole-3 butyric acid
  • concentration of 3 X 1 0 5 mol / L, 1 X 1 0 5 mol / L and 1 X 1 0 6 mol ZL is three kinds of 4 C 1 - to IAA solution, not a three strains each solution Soil treatment was performed by spraying a predetermined amount each.
  • Acapulco (3 strains) in which a predetermined amount of water was sprayed was used as a control.
  • Acapulco bulbs (tubes) were dug out, and their weight (indicated as weight in Table 3) and the perimeter of the bulb (indicated as perimeter) were measured.
  • the average weight of the bulb (same as the average weight) and the weight ratio to the control (same as the weight ratio), the average circumference of the bulb (same as the same as the average circumference) and the control
  • the length ratio to the length was calculated. Table 3 summarizes these results.
  • Tuberose treatment was carried out using the tuber and tuber hypertrophy promoter of the present invention.
  • tuberose bulbs were planted in the field.
  • a foliage treatment was performed by spraying a predetermined amount of an aqueous solution of 41 C 1 -IAA having a concentration of 3 ⁇ 10 5 mol / L on the three tube roses.
  • three tuberoses in which a predetermined amount of water was sprayed instead of the above-mentioned aqueous solution were used as a control opening.
  • Satoimo was treated using the tuber and tuber hypertrophy promoter of the present invention.
  • these seed potatoes were planted in the field. The planting interval between them was about 60 cm.
  • the radish was treated for 20 days using the tuber and tuber hypertrophy promoter of the present invention.
  • radish seeds manufactured (many) were sparsely sown in two 34 cm x 68 cm planters and grown at room temperature. After two months, thinning was performed so that the number of radishes per planter would be about 40.
  • thinning was performed so that the number of radishes per planter would be about 40.
  • the control of the radish on the 20th was used as the control.
  • the cut portion was adjusted to a concentration of 5 ⁇ 1.
  • the immersion treatment was performed by immersion in an aqueous solution of 4-C1-IAA at 0 to 15 mol / L for 2 hours.
  • the radish for 20 days can be obtained. It was found that root enlargement was promoted. It was also found that the combined use of the foliage treatment and the injection treatment or the immersion treatment further promoted the root enlargement of Japanese radish.
  • Nonio emissions based surfactant US, V Alent trade name: X- 7 7
  • a plurality of potatoes having substantially the same size as each other were prepared, and half of the potatoes were immersed in the aqueous solution for 2 hours to perform an immersion treatment. The remaining potatoes were not subjected to the above treatment.
  • 10 plants (pieces) were treated, 15 were not treated and 15 pieces (pieces). Planted in the field. Ridge width was 1 m, and the planting interval was 40 cm.
  • the potatoes of the first group were cut into two pieces (halved) and then immersed in an aqueous solution having the same composition as in Example 7 for 2 hours.
  • the second group of potatoes are nonionic surfactants
  • the (X 7 7) in a proportion of 2 0 ppm, by immersing 2 hours IBA solution the concentration is 5 x 1 0 6 mol ZL, after the immersion treatment, cut into two (2 etc. Minute).
  • Potato fourth group includes a surfactant (S orpo 1 7 1 5 7 ) at a rate of 1 0 ppm, by concentration immersed for 2 hours in IBA solution is 3 x 1 0 5 mol / L After the immersion treatment, it was cut into two (halved). The fifth and sixth groups of potatoes were cut in two (halved). These six groups of potatoes were then planted on the field on August 28. The ridge width was 1 m and the planting interval was 40 cm.
  • S orpo 1 7 1 5 7 a surfactant at a rate of 1 0 ppm, by concentration immersed for 2 hours in IBA solution is 3 x 1 0 5 mol / L After the immersion treatment, it was cut into two (halved). The fifth and sixth groups of potatoes were cut in two (halved). These six groups of potatoes were then planted on the field on August 28. The ridge width was 1 m and the planting interval was 40 cm.
  • the nonionic surfactant (X-77) was added to 20 ppm at the stage when the aerial part grew to about 10 leaves (September 29).
  • the foliage treatment was performed by spraying an IBA aqueous solution having a concentration of 5 ⁇ 10 5 mol / L in a ratio of 120 m 1 / m 2 .
  • the sixth potato was not subjected to the immersion treatment and the foliage treatment.
  • the potato (baron) immersion treatment and foliage treatment using the tuber and tuber hypertrophy-promoting agent according to the present invention promoted the potato tuber hypertrophy, In other words, the yield increased.
  • Japanese radish was treated using the tuber and tuber hypertrophy promoter of the present invention.
  • seeds (many) of radish variety: Oshin) were sown at 30 cm intervals and grown.
  • half of the radish was replaced with a nonionic surfactant (manufactured by Wako Pure Chemical Industries, Ltd., trade name: Tween 8 0) at a concentration of 500 ppm, and a concentration of 5 x 10 — 5 mol ZL is sprayed with an aqueous solution of 4 1 C 1 and 1 IAA at a spray rate of 85 m 1 / m 2.
  • a nonionic surfactant manufactured by Wako Pure Chemical Industries, Ltd., trade name: Tween 8 0
  • a concentration of 5 x 10 — 5 mol ZL is sprayed with an aqueous solution of 4 1 C 1 and 1 IAA at a spray rate of 85 m 1 / m 2.
  • foliage treatment was performed.
  • Ligustrum lily was treated.
  • bulbs bulb circumference 6 cm to 7 cm
  • two ridges 1.1 m wide and 5 m long.
  • a nonionic surfactant ( X — 7 7) at a concentration of 20 ppm and a concentration of 5 x 10 — 5 mol / L 4 — CI — IAA solution is sprayed at a spray rate of 0.9 L / m 2
  • foliage treatment was performed.
  • the remaining grape lily (the other ridge) on which a predetermined amount of water was sprayed was used as a control.
  • Tulip treatment was performed using the tuber / tuber hypertrophy promoter of the present invention.
  • approximately 800 bulbs variety: Oxford (red flower), bulb circumference 10 cm
  • 500 ppm of nonionic surfactant Tween 80
  • concentration 4 is 5 x 1 0 one 5 mol / L - CI -.
  • Example 7 Satomo treatment was performed in the same manner as in Example 7. First, an IAA aqueous solution containing a nonionic surfactant (X — 77) at a ratio of 20 ppm and having a concentration of 5 ⁇ 10 — 5 mol / L was prepared. Next, a plurality of taros having substantially the same size were prepared, and half of the taros were immersed in the aqueous solution for 2 hours to perform immersion treatment. The above process was not applied to the remaining satimo. Then, 12 treated taros and 11 untreated taros were planted in the field in early April. The ridge width was 1 m and the planting interval was 30 cm.
  • a nonionic surfactant X — 77
  • the evening foliage treatment was performed using the crop increasing agent according to the present invention. First, on May 22nd, ⁇ evening seeds (many) were directly sown in the field and raised. After that, on July 14th, three plants, each of which grew to a height of about 90 cm and had not yet flowered, were selected as two groups (six in total).
  • Endow foliage treatment was carried out using the crop yield enhancer according to the present invention.
  • the seeds of endou variety: Azumino 30 day silk pod PMR
  • concentration of 5 X 1 0 - by spraying Te than in spraying amount of 5 mol / L is 4 one C 1 one IAA water solution 4 0 L / a
  • Gyotsu the foliage treatment was.
  • the other group's endowment (16 strains) was Instead, water was sprayed at a spraying rate of 40 L / a to control.
  • Wheat was treated using the crop increasing agent according to the present invention.
  • First, wheat seeds were divided into seven groups of 250 g each. 1 February 1 5 days, wheat first group, concentration by immersing 5 hours 4 _ C 1 one IAA solution is 1 X 1 0- 5 mol ZL, has been dipped.
  • a second group of wheat was immersed in an aqueous solution of IBA (crop-growth enhancer) at a concentration of 1 ⁇ 10 mol / L for 5 hours.
  • IBA crop-growth enhancer
  • a non-ionic surfactant manufactured by Toho Chemical Industry Co., Ltd., trade name: Sorbon T—80 was added to each of the above two aqueous solutions at a level of 20 pp. m.
  • -Foliage treatment was performed by spraying the IAA aqueous solution at a spraying rate of 20 LZa (effective dose 0.21 g / a).
  • an aqueous solution of IBA at a concentration of 5 X 10 — 5 mol / L was sprayed at 20 LZ a to the wheat of the fourth group that grew in the same manner. g / a) for foliage treatment.
  • a nonionic surfactant (same as above) was added at a ratio of 500 pprn.
  • Et al is, on April 1 7, grown on the ground portion 4 0 cm as high as, and for the fifth group of wheat not yet heading, concentration 5 X 1 0 one 5
  • the foliage treatment was performed by spraying an aqueous solution of 41-CI-IAA, which is mol / L, at a spraying rate of 40 LZa (effective dose: 0.42 g / a).
  • spraying amount of concentration 5 X 1 0 _ 5 mol / L in which IBA aqueous solution 4 0 LZ a (effective agent amount 0.4 Foliage treatment was performed by spraying at 1 g / a).
  • a nonionic surfactant (same as above) was added to the two aqueous solutions at a ratio of 500 ppm.
  • the wheat in the seventh group was controlled by spraying a predetermined amount of water without performing any of the above treatments.
  • the corn seeds (many) were grouped into 10 groups.
  • the concentration of 4 is 5 X 1 0 _ 6 mol / L - C 1 - by immersing 2 hours IAA solution, has been dipped.
  • the corn second group concentration 5 X 1 0- 6 mole 7 L a is 4 - performed by immersing for 3 0 seconds IAA Echiruaruko Lumpur solution, the immersion treatment - C 1 was.
  • the third Group - corn flop, concentration 5 X 1 0 - a 6 mol ZL IBA solution The immersion treatment was performed by immersing the sample for 2 hours.
  • a fourth group of corn was harvested at a concentration of 5 ⁇ 10 6 mol ZL by IAA
  • concentration of 1 X 1 0- 4 mol ZL 4 - CI - spraying amount of the IAA solution 4 0 L / a (effective drug amount
  • the foliage treatment was performed by spraying with 0.84 g / a).
  • concentration of 5 X 1 0 - spraying amount of 5 mol / L in a IAA aqueous solution 4 0 LZ a (effective agent amount 0.3 Foliage treatment was performed by spraying at 5 g / a).
  • a nonionic surfactant (same as above) was added to each of the three kinds of aqueous solutions at a ratio of 500 ppm.
  • the corn of the 10th group was controlled by spraying a predetermined amount of water without performing any of the above treatments.
  • foliage treatment was performed on rice (American ivy). First, on May 8, ⁇ evening seeds (many) were directly sowed at 50 cm intervals and cultivated. After that, I divided the data into three groups. Three weeks after sowing, the first group of ivy (6 strains), which grew to about 6 leaves, was treated with a nonionic surfactant (Wako Pure Chemical Industries, Ltd.). : the T ween 8 0) in a proportion of 1 0 0 ppm, by spraying concentration of IAA solution is 5 X 1 0 5 mol / L Te than in spraying amounts of 2 0 L / a, foliage treatment ( Initial).
  • aqueous solution (same composition) was sprayed onto the second group of ivy (7 strains) at a spraying rate of 20 L / a to obtain foliage. Processing (middle term) was performed. The control was applied to the third group of potatoes (14 strains) by spraying a predetermined amount of water without any of the above treatments.
  • the early harvest can be increased by performing the foliage treatment in the evening using the crop-harvesting agent according to the present invention, and the total yield can be reduced to the first.
  • the increase was 12% in the group and 32% in the second group.
  • Rice was treated using the crop yield enhancer according to the present invention.
  • rice seeds fir
  • 20 ppm of nonionic surfactant manufactured by Va1ent, USA; trade name: X-77
  • Concentration is 1 x 10 — 7 mol ZL
  • the immersion treatment was performed by immersing in an IA A aqueous solution for 2 hours.
  • the grown rice seedlings were transplanted to the paddy field.
  • the planting interval (between plants) was 25 cm, and rice was planted so that one group had 18 mx 3 rows.
  • Wheat was treated using the crop increasing agent according to the present invention. First, one mid-February to seeds 2 5 0 g of wheat, were grouped into three, it was seeded in a field of the area 7. 5 m 2, respectively. At this time, for the wheat of the first group, before sowing, it contains a nonionic surfactant (Tween 80) at a ratio of 20 ppm, and the concentration is 1 ⁇ 10 mol / L.
  • Tween 80 nonionic surfactant
  • the immersion treatment was performed by immersion for 2 hours.
  • nonionic surfactant Teween 80
  • the foliage treatment was performed by spraying an aqueous IAA solution having a concentration of 5 ⁇ 10 5 mol / L at a spray rate of 200 m 1 / m 2 .
  • the third group of wheat was controlled by spraying a predetermined amount of water without any of the above treatments.
  • the foliage treatment of tomato was performed using the crop increasing agent according to the present invention. First, tomato seedlings whose growth conditions were almost the same were selected and planted on May 20 at 40 cm intervals in a field.
  • a nonionic surfactant (X-77) was contained at a ratio of 20 ppm to the first group of tomatoes whose aerial parts grew to a height of about 20 cm. concentration by spraying Te than 1 0 0 spraying amount of m 1 / m 2 the IAA solution is 1 X 1 0- 5 mol ZL, were foliar treatment.
  • the second group of tomatoes contained 20 ppm of nonionic surfactant (as above) at a concentration of 1 X 10 — 5 mol / L 4 C 1 -IAA aqueous solution was sprayed at a spraying rate of 100 m 1 / m 2 to perform foliage treatment.
  • the third group of tomatoes was controlled by spraying a predetermined amount of water without any of the above treatments.
  • Three months after planting (mid-August), the yield, that is, the number of tomatoes (fruits) was calculated, and the control ratio was calculated. The results are summarized in Table 22.
  • the tuber / tuber hypertrophy promoter comprises an indole skeleton-containing compound represented by the general formula (1), a benzene skeleton-containing compound represented by the general formula (2), and 3) Including the naphthalene skeleton
  • the composition includes at least one compound selected from the group consisting of organic compounds.
  • the tuber and tuber hypertrophy promoter can be suitably used to promote tuber and tuber hypertrophy of plants such as vegetables and flowers, and is excellent in safety and can be mass-produced. .
  • the crop increasing agent according to the present invention is configured to contain the indole skeleton-containing compound represented by the general formula (1).
  • the crop-harvesting agent can be suitably used for increasing the number of flowers and ears of various crops (plants), increasing the number of tillers, or promoting the hypertrophy of fruits (fruits and seeds) to increase the yield. It is excellent in safety and can be mass-produced.

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  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne des promoteurs d'épaississement des racines tubéreuses/tubercules et des agents améliorant le rendement des cultures, contenant par exemple des composés comprenant une structure indole représenté par la formule générale (1) dans laquelle X représente H, Cl ou -OCH3; R1 représente -CHO, -CH¿2?CHO, -CH2CN, -COOR?2, -CH¿2COOR2, -CH2CH2COOR2, -CH(CH¿3?)COOR?2, -CH¿2CH2CH2COOR2, -CH(CH¿3?)CH2COOR?2¿, -CH(CH¿3?)CH2CH2COOR?2¿ ou -CH¿2?COCOOR?2, R2¿ représentant H, un métal alcalin, un métal terreux alcalin, l'alkyle C¿1-4?, un glycoside monosaccharide ou un glycoside oligosaccharide. Ces composés permettent de préparer des promoteurs de l'épaississement des racines tubéreuses/tubercules et des agents accroissant le rendement des cultures qui sont extrêmement sûrs et peuvent être produits à grande échelle.
PCT/JP1999/001591 1998-03-30 1999-03-26 Promoteurs de l'epaississement des racines tubereuse/tubercules et agents ameliorant le rendement des cultures WO1999049728A1 (fr)

Applications Claiming Priority (4)

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JP8439798 1998-03-30
JP10/84397 1998-03-30
JP26676398 1998-09-21
JP10/266763 1998-09-21

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1667520A4 (fr) * 2003-08-22 2010-05-19 Stoller Ets Methodes propres a ameliorer la croissance des plantes et les rendements des cultures par ajustement des niveaux, ratios et cofacteurs hormonaux
US8207091B2 (en) 2004-03-02 2012-06-26 Stoller Enterprises, Inc. Methods for improving growth and crop productivity of plants by adjusting plant hormone levels, ratios and/or co-factors
US8252722B2 (en) 2003-08-22 2012-08-28 Stoller Enterprises, Inc. Controlling plant pathogens and pests with applied or induced auxins

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JPS3812529B1 (fr) * 1961-02-13 1963-07-18
JPS4999807A (fr) * 1973-01-26 1974-09-20
JPS5265077A (en) * 1975-11-18 1977-05-30 Philagro Sa Composotion for increasing sugar component of sugar cane and usage of same
JPS5921601A (ja) * 1982-07-29 1984-02-03 Kanesho Kk 着色促進剤
JPS61500689A (ja) * 1983-09-15 1986-04-10 ユニバ−シティ・オブ・バス コンタクトレンズの消毒用組成物、消毒溶液及び消毒方法
JPH0662563B1 (fr) * 1986-01-08 1994-08-17 Nippon Kayaku Kk
JPH08245308A (ja) * 1995-03-08 1996-09-24 M T I:Kk 抗菌液
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JPS272219B1 (fr) * 1950-04-25 1952-06-17
JPS3812529B1 (fr) * 1961-02-13 1963-07-18
JPS4999807A (fr) * 1973-01-26 1974-09-20
JPS5265077A (en) * 1975-11-18 1977-05-30 Philagro Sa Composotion for increasing sugar component of sugar cane and usage of same
JPS5921601A (ja) * 1982-07-29 1984-02-03 Kanesho Kk 着色促進剤
JPS61500689A (ja) * 1983-09-15 1986-04-10 ユニバ−シティ・オブ・バス コンタクトレンズの消毒用組成物、消毒溶液及び消毒方法
JPH0662563B1 (fr) * 1986-01-08 1994-08-17 Nippon Kayaku Kk
JPH08245308A (ja) * 1995-03-08 1996-09-24 M T I:Kk 抗菌液
JPH09241239A (ja) * 1996-03-06 1997-09-16 Agency Of Ind Science & Technol ４−クロロインドール−３−酢酸のエステル類

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Chemical Abstracts Service (C A S); 1 January 1980 (1980-01-01), KUMAR P, BAIJAL B D: "ROLE OF VARIOUS GROWTH REGULATORS ON GROWTH AND DEVELOPMENT OF POTATO (SOLANUM TUBEROSUM L.) II. STOLON DEVELOPMENT, TUBER INDUCTION AND YIELD", XP002919117 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1667520A4 (fr) * 2003-08-22 2010-05-19 Stoller Ets Methodes propres a ameliorer la croissance des plantes et les rendements des cultures par ajustement des niveaux, ratios et cofacteurs hormonaux
US8252722B2 (en) 2003-08-22 2012-08-28 Stoller Enterprises, Inc. Controlling plant pathogens and pests with applied or induced auxins
US8207091B2 (en) 2004-03-02 2012-06-26 Stoller Enterprises, Inc. Methods for improving growth and crop productivity of plants by adjusting plant hormone levels, ratios and/or co-factors

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