WO2002087329A1 - Procede pour reguler la croissance de plantes cultivees, au moyen d'acide abscisique naturel, et composition correspondante - Google Patents

Procede pour reguler la croissance de plantes cultivees, au moyen d'acide abscisique naturel, et composition correspondante Download PDF

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Publication number
WO2002087329A1
WO2002087329A1 PCT/CN2002/000277 CN0200277W WO02087329A1 WO 2002087329 A1 WO2002087329 A1 WO 2002087329A1 CN 0200277 W CN0200277 W CN 0200277W WO 02087329 A1 WO02087329 A1 WO 02087329A1
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Prior art keywords
acid
plant growth
component
natural abscisic
regulating composition
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PCT/CN2002/000277
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English (en)
Chinese (zh)
Inventor
Hong Tan
Xianguo Fan
Jinyan Zhou
Liang Xiao
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Sichuan Lomon Bio Technology Co., Ltd.
Chengdu Institute Of Biology Chinese Academy Of Sciences
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Application filed by Sichuan Lomon Bio Technology Co., Ltd., Chengdu Institute Of Biology Chinese Academy Of Sciences filed Critical Sichuan Lomon Bio Technology Co., Ltd.
Publication of WO2002087329A1 publication Critical patent/WO2002087329A1/fr

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Classifications

    • 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
    • A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
    • A01N33/02—Amines; Quaternary ammonium compounds
    • A01N33/12—Quaternary ammonium compounds
    • 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
    • A01N37/42—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 within the same carbon skeleton a carboxylic group or a thio analogue, or a derivative thereof, and a carbon atom having only two bonds to hetero atoms with at the most one bond to halogen, e.g. keto-carboxylic acids
    • 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
    • A01N37/44—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 at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
    • 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
    • A01N49/00—Biocides, pest repellants or attractants, or plant growth regulators, containing compounds containing the group, wherein m+n>=1, both X together may also mean —Y— or a direct carbon-to-carbon bond, and the carbon atoms marked with an asterisk are not part of any ring system other than that which may be formed by the atoms X, the carbon atoms in square brackets being part of any acyclic or cyclic structure, or the group, wherein A means a carbon atom or Y, n>=0, and not more than one of these carbon atoms being a member of the same ring system, e.g. juvenile insect hormones or mimics thereof

Definitions

  • the invention relates to a method for regulating the growth of cultivated crops by using natural ABA and the plant growth regulating composition contained therein.
  • the international classification number belongs to A01N37 / 06.
  • S-inducin S-ABA
  • (+)-cis trans-natural abscisic acid
  • chemical name 5- ( ⁇ -hydroxy-2, 6, 6, 6, -Trimethyl-4, -oxo-2, -cyclohexenyl) -3-methyl-2-cis-4 -trans-pentadienoic acid
  • S-ABA Natural abscisic acid
  • auxin ethylene
  • gibberellin ethylene
  • cytokinin cytokinin
  • the natural abscisic acid was first extracted from cotton young fruit by Addicot et al. In 1963.
  • scientists from various countries have conducted extensive and in-depth research on the effects of plant physiological activities.
  • Studies have shown that natural abscisic acid is a plant's "stress-resistance-inducing factor" and plays an important physiological activity in all stages of plant growth In particular, it has an important role in inducing plants to improve their drought resistance, cold resistance, resistance to salinity and alkali resistance, and to enhance their autoimmune and disease resistance capabilities.
  • Natural abscisic acid is divided into natural and non-natural. Natural abscisic acid is extracted from plants, which is expensive (230 USD / mg, Sigma); synthetic natural abscisic acid is not only expensive (US $ 158 / g), but also half Natural isomers do not have plant physiological activity. Therefore, in practice, natural abscisic acid cannot be used at all in agricultural production. Due to the above reasons, the research on the plant physiological activity of natural ABA has been limited to laboratory level or small noodles. The research and application of practical technologies in agricultural, forestry, and animal husbandry production within the scope of the cumulative test range have not been carried out worldwide, and they are still blank.
  • the present inventors made intensive and detailed research on the preparation of natural abscisic acid by biological fermentation engineering technology.
  • the process for preparing natural abscisic acid disclosed by the present inventors in CN1182798A and application number 00132024.6 filed on November 27, 2000 the production cost of natural abscisic acid is greatly reduced, so it can be widely applied to agriculture produce.
  • the present inventors conducted research on the application of natural ABA in agriculture, forestry, and animal husbandry. As a result, it was found that when natural ABA was applied to crops at a specific concentration, unexpected anti-stress effects could be obtained.
  • JP-A- 06- 172110 discloses the treatment of Japanese cedar with a combination of natural abscisic acid and gibberellin
  • JP-A- 05- 139912 discloses the treatment with a combination of natural abscisic acid and gibberellin (10-100 ppm) Vegetables or fruits stimulate their growth.
  • the present inventors made further in-depth research on the application of natural ABA, and surprisingly found that certain plant growth regulator combinations containing natural ABA are, that is, natural ABA and the known and listed below
  • the combination of some commercially available one or more plant growth regulators exhibits a synergistic effect within a certain range of the ratio, and thus completed the present invention.
  • the object of the present invention is to provide a natural abscisic acid for plant growth regulation application, which is characterized by using 0.01 to 500 ppm, preferably 0.01 to 500 ppm, more preferably 0.05 to lOppm of cultivated crops treated with natural abscisic acid.
  • Another object of the present invention is to provide a plant growth regulating composition containing natural abscisic acid, which has a synergistic effect on the growth of crops.
  • the plant growth regulating composition of the present invention can also use other known plant growth regulator products as the component B), such as eutrophication inhibitory bud sensitivity, rooting powder and the like.
  • the combination of the natural abscisic acid according to the present invention with one or more plant growth regulators selected from the plant growth regulators has a growth-regulating activity on crops that exceeds the expected additive effect, and particularly Increase the active range of each ingredient in two ways: On the one hand, the concentrations of natural ABA and other plant growth regulators are reduced while maintaining good activity; on the other hand, the new plant growth regulator combination is still Individual compounds achieve good levels of plant growth regulation without the agricultural effects at low concentrations.
  • the methods and compositions of the present invention are preferably suitable for use in cultivated crops, typically cereals, rapeseed, sugar beet, sugar cane, corn, soybeans, rice, cotton and tobacco crops, and are preferably suitable for rice, cotton and tobacco crops.
  • the plant growth regulators mentioned as component B) are all known and are described in, for example, the Manual of Foreign Pesticide Varieties (new edition), the Pesticide Information General Station of the Ministry of Chemical Industry; the “New Pesticide Manual”, Agriculture Ministry of Agriculture Pesticide Inspection Institute, Agricultural Press, 1989; “New Pesticide Manual” (sequel), Ministry of Agriculture Pesticide Inspection Institute, Agricultural Press, 1998.
  • oligosaccharides described in the present invention refer to a general term for oligosaccharides, which have a wide range of sources, and are mostly obtained by hydrolysis of shells of marine animals, fungal cell walls, and the like. Oligosaccharides are commercially available
  • Mouth Chitin is also called deacetylated chitin, which is also a commercially available product.
  • the method for regulating plant growth according to the present invention is to use 0.01 to 500 ppm, preferably 0.1 to 50 ppm, and more preferably 0.1 to 10. Oppm to treat cultivated crops such as cereals, rapeseed, Beet, sugarcane, corn, soybean, rice, cotton and tobacco crops, especially rice, cotton and tobacco crops.
  • Another method for regulating plant growth according to the present invention is to treat cultivated crops, such as cereals, rapeseed, sugar beet, sugarcane, with a composition containing A) natural ABA and B) selected from one of the above plant growth regulators as active ingredients.
  • cultivated crops such as cereals, rapeseed, sugar beet, sugarcane
  • a composition containing A) natural ABA and B) selected from one of the above plant growth regulators as active ingredients.
  • Corn, soybean, rice, cotton and tobacco crops especially rice, cotton and tobacco crops.
  • a preferred synergistic plant growth regulating composition of the present invention contains, as active ingredients, A) natural abscisic acid and B) at least one plant growth regulator selected from the group consisting of pyraclon, 6-benzylaminopurine (6-BA) , Brassinolide, oligosaccharides, chitin, acetylsalicylic acid, uniconazole, paclobutrazol, indoleacetic acid, indolebutyric acid, quanquat, mepiperidine, ipromazole, jinoroline, Fulvic acid, gibberellin, nitrohumic acid and methyl jasmonate, provided that when component B) is 6-benzylaminopurin and / or gibberellin, the combination further contains at least one A component B) other than 6-benzylaminopurine and / or gibberellin.
  • 6-BA 6-benzylaminopurine
  • Brassinolide oligosaccharides
  • a particularly preferred synergistic plant growth regulating composition of the present invention contains, as active ingredients, A) natural abscisic acid and B) pyridoxol, paclobutrazol, mepiperidine, indolebutyric acid, naphthaleneacetic acid, oligosaccharides, chitin, The group of ethephon, fulvic acid, brassinolide, acetylsalicylic acid and methyl jasmonate is very particularly preferred.
  • the synergistic plant growth regulating composition of the present invention contains as active ingredients A) natural abscisic acid and B ) Combination of Pyributol, Paclobutrazol, Mepiperidine, Indole Butyric Acid, Brassinolide, Acetylsalicylic Acid, and Jasmonate Methyl.
  • the mixing ratio (weight ratio) of natural abscisic acid and component B) is between 1: 500 and 300: 1, preferably between 1: 300 and 100: 1 It is more preferably between 1: 100 and 50: 1.
  • the application dose can vary within a fairly wide range and depends on the type of application (foliar application, application, root irrigation, injection, seed dressing, etc.); the type of cultivated plant, the growing period of the plant, climatic conditions, etc .; and the application Other factors of type and time control.
  • the composition according to the present invention can be applied at an application dose of 0.01 to 2.50 kg of active ingredient / ha.
  • the application dose of the plant growth regulating composition is not critical at the time of application, but the natural The abscisic acid concentration should be kept between 0.01-500ppm.
  • the plant growth regulating composition of the present invention When the plant growth regulating composition of the present invention is used, a conventional preparation form is used. They are processed into, for example, emulsifiable concentrates, direct sprayable or dilutable solutions, dilutable emulsions, wettable powders, soluble powders, powders, granules or microcapsules in a conventional manner using adjuvants commonly used in formulation processing technology. . Appropriate to the type of composition, the application method, such as spraying, misting, dusting, moistening, spraying or pouring, is selected according to the intended purpose and prevailing environment.
  • Formulations ⁇ are prepared in a known manner, for example, by mixing a plant growth regulator with the processing aid, typically a homogeneous mixture of a solvent or a solid carrier and / or milling.
  • the processing aid typically a homogeneous mixture of a solvent or a solid carrier and / or milling.
  • Surface-active compounds can also be used to prepare the formulations.
  • suitable surface-active compounds are nonionic, cationic, anionic and / or amphoteric surfactants and surfactant mixtures with good emulsifying, dispersing and wetting properties.
  • Plant growth regulating composition usually contains 0.1 to 99% by weight, preferably 0.1 to 95% by weight of natural abscisic acid and component B), 1 to 99.9% by weight solid or liquid 1 ⁇ 25% ⁇ surfactants, and processing aids, and 0 to 25% by weight, and preferably from 0.1 to 25% by weight.
  • a particularly preferred formulation composition is as follows:
  • EC 1 to 90% of active ingredient, preferably 5 to 20%
  • Active ingredient 5 to 94% preferably 70 to 85% Active ingredient 0.1 to 10%, preferably 0.1 to 5% solid carrier 99.9 to 90%, preferably 99.9 to 99% Active ingredient 5 to 75%, preferably 10 to 50% water 94 to 24%, preferably 88 to 30% surfactant 1 to 40%, preferably 2 to 30% wettable powder active ingredient 0.5 to 90%, preferably 1 To 80% surfactant 0.5 to 20%, preferably 1 to 15%
  • Inorganic carrier ( ⁇ . 1- lmm) 99.0% 93% 83%
  • Inorganic carrier ( ⁇ . L-lmm) 98.0% 92% 80%
  • calcium carbonate or silicon dioxide apply the finely ground active ingredient in a mixer evenly on a carrier moistened with polyethylene glycol.
  • Active ingredient 1% 3% 5% 15% Sodium lignosulfonate 1. 5% 2% 3% 4% Carboxymethyl cellulose 1.4% 2 % 2% 2% Kaolin 97.0% 93% 90% 79% The active ingredients are mixed and ground with the adjuvant, and the mixture is wetted with water. This mixture is extruded and then dried under a stream of air.
  • Components A) and B) 0.1% 1% 5%
  • Directly available powders are obtained by mixing the active ingredient with a carrier and grinding in a suitable mill Active ingredient 3% 10% 25% 50% ethylene glycol 5% 5% 5% nonylphenol polyethoxylate ⁇ 1% 2% ⁇
  • Components A) or B) may be applied simultaneously or separately, and when applied separately, the order does not generally affect the effectiveness of the control measures.
  • the treatment of plants by using natural abscisic acid and the plant growth regulating composition contained in the present invention can be performed at the seed, seedling or adult stage of crops, and the application methods can include seed dressing, foliar spraying, painting, root irrigation, Injected or airborne.
  • the application period can be selected at any suitable period during the seed, seedling or adult stage of the crop.
  • transplanted plants such as transplanted rice, cotton, and tobacco
  • 1-10 days preferably 1-5 days before transplanting
  • spraying leaves or applying or irrigating or injecting plants can improve
  • the survival rate after transplantation improves the stress resistance of the transplanted plant and improves its product and quality.
  • foliar spraying can be used to apply or irrigate roots 1-10 days before the onset of droughts, cold waves, diseases and insect pests, dry and hot wind, etc., preferably within 15 days or when they come.
  • injection can improve the resistance of the transplanted plant and improve its product and quality.
  • the application dose of the composition of the present invention is usually the application dose of the active compound is 0.01 to 2.5, preferably 0.02 to 1. 5kg / ha, especially 0.05 to 1.0 kg / ha of active substance. i.).
  • the application dose of component A) is generally from 0.01 to 1 kg / ha, preferably from 0.02 to 0.5 kg / ha, especially from 0.05 to 0.1 kg / ha.
  • the applied dose of component B) is generally from 0.01 to 2.0 kg / ha, preferably from 0.05 to 1.5 kg / ha, especially from 0.1 to 1.0 kg / ha.
  • the application dose of the composition is not critical when applying, the key is that the component A) when used, the concentration of natural abscisic acid should be maintained at 0.01-500ppm, preferably at 0.1-50. Oppm, more preferably Between 0.1-10. Oppm.
  • the application concentration of component B) varies depending on the component B), and is generally between 0.001 and 300 ppm, preferably between 0.1 and 100 ppm.
  • the application amount of the active ingredient in the composition is usually 1 ⁇ 10 to 5 to 25 g / kg of seed, preferably 1 ⁇ 10 to 10 g / kg of seed, especially 1 ⁇ 10 to 5 g / kg.
  • the application dose of the composition is not critical when applying, it is critical that the natural abscisic acid concentration during use should be maintained between 0.05 and 10 ppm, preferably between 0.1 and 1-3. Oppm.
  • the active compounds which can be used according to the invention can be used as they are or they can be mixed with other active compounds, for example with known fungicides, pesticides and plant nutrients, thereby broadening the spectrum of action or controlling sexual production and treatment of plant nutritional deficiencies.
  • synergistic effects can be obtained, i.e. the activity of the mixture exceeds the activity of the individual components.
  • Neutral or acidic fungicides such as: carbendazim, thiabendazole, leaf withering, nongliling, skelin, sclerotium, grassroots, triazolone, azoxystrobin, metronidazole, pakcol Derivatives, Diltiazone, Enazodone, Triazolol, Proton, Zhiweiling, Dicarbendazim, Fenazol, Tefulin, Thiaconazole, Methionil, Chlorphene, Dimethrin Pine, seed dressing spirit, rice blast net, ethicillin, rice foot green, zinc substitute, zinc substitute, manganese zinc, formex, Bordeaux solution, copper sulfate, humic acid, bromazepam, antifungal Prime 120, Gongzhulingmycin, Actinomycin, Isoblasticin, Kasugamycin, Polyoxin, Penomycin, Griseofulvin, Jinggangmycin, (Agricultural) Streptomycin, Wuning ,
  • Plant nutrients such as conventional fertilizers such as: urea, ammonium bicarbonate, ammonium hydrogen phosphate, ammonium dihydrogen phosphate, ammonia, ammonium sulfate, ammonium chloride, ammonium nitrate, calcium phosphate, ammonium hydrogen phosphate, ammonium dihydrogen phosphate, calcium phosphate, over Calcium phosphate, heavy superphosphate, calcium magnesium phosphate fertilizer, potassium sulfate, potassium chloride; trace element fertilizers such as trace element fertilizers containing boron, molybdenum, zinc, manganese, iron, copper, cobalt and other elements; and rare earth element fertilizers containing Rare earth fertilizers of elements such as europium, lanthanum, cerium, praseodymium and neodymium.
  • conventional fertilizers such as: urea, ammonium bicarbonate, ammonium hydrogen phosphate, ammonium dihydrogen phosphate, ammonia, ammonium sulfate
  • the plant growth regulating composition of the present invention for seed soaking treatment of rice seeds, after 24 hours, the seeds are removed, drained, and germinated until exposed, and the seeds are routinely sown according to the local dry seedling method. Observe the results regularly and determine the final yield.
  • Table 1 Field test results of rice seed soaking treatment
  • Example 2 germination potential test of pepper seeds
  • the plant growth regulating composition of the present invention is used for seed soaking treatment of pepper seeds. After 16-48 hours, the seeds are removed and conventionally sown. The observation records after 20-50 days are shown in Table 2 below.
  • GA S gibberellin of NAA is naphthaleneacetic acid, a long-acting TS303 cloud moss-BR, IBA indole butyric acid
  • Example 3 Grape Fruit Swelling Test In the grape flower blooming period or 5-15 days after the flower blooming period, the whole grape plant is sprayed with the plant growth regulating composition of the present invention. When harvesting, the grapes are measured for each index in Table 3 below and the final yield is recorded.
  • the results show that the combination of the present invention can improve the coloring rate, sweetness, and mouthfeel of the fruits before maturity, in addition to promoting the effect of promoting grain size and fruit size.
  • Foliar spray treatment was performed on tomato plants with the plant growth regulating composition of the present invention 1 to 10 days before drought. After 20 to 60 days, the growth indicators in Table 4 below were measured, and the final yield was recorded. Table 5 Effect of drought resistance and yield increase test on tomatoes
  • the cotton seed is coated with the plant growth regulating composition of the present invention, and the cotton seed after the coating is placed

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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)
  • Insects & Arthropods (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne un procédé pour réguler la croissance de plantes cultivées, au moyen d'acide abscisique naturel, ainsi qu'une composition correspondante. Ladite composition contient comme substances actives : A) de l'acide abscisique et B) au moins un régulateur de la croissance des plantes, sélectionné dans le groupe comprenant les composés suivants : paclobutrazol, 6-benzylaminopurine, forchlorofénuron, uniconazole, chlorméquat, chlorure de mepiquat-chlorure, triapenthénol, cintofen, kinétine, éthéphon, acide gibbérellique, brassinolide, acide 1-naphtylacétique, hydrazide maléique, triacontanol, acide fulvique, acide nitrohumique, oligosaccharides, chitosane, acide salicylique, acide acétylsalicylique, acide jasmonique et jasmonate de méthyle, le rapport en poids entre A et B étant compris entre 1:500 et 300:1, à condition que, si le composant B est la 6-benzylaminopurine et/ou l'acide gibbérellique, cette composition comprend également au moins un composant B autre que la 6-benzylaminopurine et/ou l'acide gibbérellique.
PCT/CN2002/000277 2001-04-25 2002-04-23 Procede pour reguler la croissance de plantes cultivees, au moyen d'acide abscisique naturel, et composition correspondante WO2002087329A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 01107376 CN1318300A (zh) 2001-04-25 2001-04-25 使用脱落酸调节植物生长的方法
CN01107376.4 2001-04-25

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WO2002087329A1 true WO2002087329A1 (fr) 2002-11-07

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Application Number Title Priority Date Filing Date
PCT/CN2002/000285 WO2002087332A1 (fr) 2001-04-25 2002-04-23 Composition destinee a reguler la croissance des plantes pour la production de fruits
PCT/CN2002/000286 WO2002087333A1 (fr) 2001-04-25 2002-04-23 Composition regulant la croissance de plantes destinee a promouvoir la germination de semences
PCT/CN2002/000277 WO2002087329A1 (fr) 2001-04-25 2002-04-23 Procede pour reguler la croissance de plantes cultivees, au moyen d'acide abscisique naturel, et composition correspondante
PCT/CN2002/000284 WO2002087331A1 (fr) 2001-04-25 2002-04-23 Composition destinee a reguler la croissance des plantes, pour freiner la croissance, accelerer la maturite et renforcer la resistance au stress
PCT/CN2002/000281 WO2002087330A2 (fr) 2001-04-25 2002-04-23 Composition regulant la croissance de plantes pour conferer a ces dernieres une resistance a la secheresse
PCT/CN2002/000283 WO2002087701A1 (fr) 2001-04-25 2002-04-23 Composition agrochimique conferant une resistance aux maladies et stimulant la croissance

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PCT/CN2002/000285 WO2002087332A1 (fr) 2001-04-25 2002-04-23 Composition destinee a reguler la croissance des plantes pour la production de fruits
PCT/CN2002/000286 WO2002087333A1 (fr) 2001-04-25 2002-04-23 Composition regulant la croissance de plantes destinee a promouvoir la germination de semences

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PCT/CN2002/000284 WO2002087331A1 (fr) 2001-04-25 2002-04-23 Composition destinee a reguler la croissance des plantes, pour freiner la croissance, accelerer la maturite et renforcer la resistance au stress
PCT/CN2002/000281 WO2002087330A2 (fr) 2001-04-25 2002-04-23 Composition regulant la croissance de plantes pour conferer a ces dernieres une resistance a la secheresse
PCT/CN2002/000283 WO2002087701A1 (fr) 2001-04-25 2002-04-23 Composition agrochimique conferant une resistance aux maladies et stimulant la croissance

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CN (1) CN1318300A (fr)
WO (6) WO2002087332A1 (fr)

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CN107711844A (zh) * 2017-09-30 2018-02-23 京博农化科技股份有限公司 一种含氨基寡糖素和植物生长调节剂的组合物
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CN115152775A (zh) * 2022-07-11 2022-10-11 四川省中医药科学院 一种抑制白芷早期抽薹的植物生长调节剂及其应用和使用方法
CN117567201A (zh) * 2024-01-17 2024-02-20 云南省农业科学院药用植物研究所 一种提高仙茅组培苗驯化成活率以及生长速率的方法

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CN100381051C (zh) * 2004-08-02 2008-04-16 李生军 植物深根壮杆高产促进剂及其制备方法
BRPI0807032A2 (pt) * 2007-01-31 2014-04-22 Valent Biosciences Corp Métodos para acelerar e estender o efeito inibitório do crescimento de inibidores da síntese de giberelina e para melhorar a redução na umidade do solo causada por inibidores da síntese de giberelina
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