WO2022229482A1 - Composición para reducir el estrés abiótico de las plantas y mejorar la eficiencia de su metabolismo - Google Patents
Composición para reducir el estrés abiótico de las plantas y mejorar la eficiencia de su metabolismo Download PDFInfo
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- WO2022229482A1 WO2022229482A1 PCT/ES2022/070243 ES2022070243W WO2022229482A1 WO 2022229482 A1 WO2022229482 A1 WO 2022229482A1 ES 2022070243 W ES2022070243 W ES 2022070243W WO 2022229482 A1 WO2022229482 A1 WO 2022229482A1
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- Prior art keywords
- composition
- plants
- amount
- abiotic stress
- glycol
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
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- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
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- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 6
- 239000005711 Benzoic acid Substances 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 5
- 235000010233 benzoic acid Nutrition 0.000 claims description 5
- 239000002270 dispersing agent Substances 0.000 claims description 5
- BEFDCLMNVWHSGT-UHFFFAOYSA-N ethenylcyclopentane Chemical compound C=CC1CCCC1 BEFDCLMNVWHSGT-UHFFFAOYSA-N 0.000 claims description 5
- 238000003958 fumigation Methods 0.000 claims description 5
- 238000003973 irrigation Methods 0.000 claims description 5
- 230000002262 irrigation Effects 0.000 claims description 5
- 239000001788 mono and diglycerides of fatty acids Chemical class 0.000 claims description 5
- 229910052708 sodium Inorganic materials 0.000 claims description 5
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- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 4
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- 239000004280 Sodium formate Substances 0.000 claims description 4
- 239000004283 Sodium sorbate Substances 0.000 claims description 4
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- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
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- LROWVYNUWKVTCU-STWYSWDKSA-M sodium sorbate Chemical compound [Na+].C\C=C\C=C\C([O-])=O LROWVYNUWKVTCU-STWYSWDKSA-M 0.000 claims description 4
- 235000019250 sodium sorbate Nutrition 0.000 claims description 4
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 claims description 3
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 claims description 3
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- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 3
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- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 3
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- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 5
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- FCRACOPGPMPSHN-UHFFFAOYSA-N desoxyabscisic acid Natural products OC(=O)C=C(C)C=CC1C(C)=CC(=O)CC1(C)C FCRACOPGPMPSHN-UHFFFAOYSA-N 0.000 description 3
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- JLIDBLDQVAYHNE-LXGGSRJLSA-N 2-cis-abscisic acid Chemical compound OC(=O)/C=C(/C)\C=C\C1(O)C(C)=CC(=O)CC1(C)C JLIDBLDQVAYHNE-LXGGSRJLSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical class [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000001506 calcium phosphate Substances 0.000 description 2
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- 238000013270 controlled release Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 230000003054 hormonal effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical class [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
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- 230000005068 transpiration Effects 0.000 description 2
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical class [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 2
- OTLNPYWUJOZPPA-UHFFFAOYSA-N 4-nitrobenzoic acid Chemical compound OC(=O)C1=CC=C([N+]([O-])=O)C=C1 OTLNPYWUJOZPPA-UHFFFAOYSA-N 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- 241001672694 Citrus reticulata Species 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
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- 241000607479 Yersinia pestis Species 0.000 description 1
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- 238000003306 harvesting Methods 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 235000010935 mono and diglycerides of fatty acids Nutrition 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 230000000065 osmolyte Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000003375 plant hormone Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 235000007686 potassium Nutrition 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 235000013772 propylene glycol Nutrition 0.000 description 1
- 238000001243 protein synthesis Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
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- 230000004083 survival effect Effects 0.000 description 1
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- 239000010936 titanium Substances 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- A01P21/00—Plant growth regulators
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H1/00—Processes for modifying genotypes ; Plants characterised by associated natural traits
- A01H1/12—Processes for modifying agronomic input traits, e.g. crop yield
- A01H1/122—Processes for modifying agronomic input traits, e.g. crop yield for stress resistance, e.g. heavy metal resistance
- A01H1/1225—Processes for modifying agronomic input traits, e.g. crop yield for stress resistance, e.g. heavy metal resistance for drought, cold or salt resistance
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H3/00—Processes for modifying phenotypes, e.g. symbiosis with bacteria
- A01H3/04—Processes for modifying phenotypes, e.g. symbiosis with bacteria by treatment with chemicals
-
- 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
- A01N37/02—Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- A01P15/00—Biocides for specific purposes not provided for in groups A01P1/00 - A01P13/00
Definitions
- the present invention falls within the chemical and agricultural sector. More particularly, it refers to a new chemical composition to regulate the abiotic stress of plants.
- Plant hormones are responsible for coordinating these processes of growth and differentiation of plant tissues, as well as adjusting the response of plants to different types of abiotic stress.
- abscisic acid ABA
- ABA abscisic acid
- Plant hormones are responsible for coordinating these processes of growth and differentiation of plant tissues, as well as adjusting the response of plants to different types of abiotic stress.
- abscisic acid ABA
- ABA abscisic acid
- the endogenous content of ABA increases, causing a series of metabolic and biochemical responses in the plant, limiting its growth and decreasing its activity metabolism, as well as their perspiration.
- salinity limits plant growth by decreasing transpiration and the photosynthetic capacity of plants.
- British application GB2090585A refers to a composition to give plants physical-chemical and biological stability, comprising tetravalent titanium ions together with sorbic acid and salts thereof, benzoic acid and salts thereof, salicylic acid and salts thereof. thereof, propionic acid and salts thereof, p-nitrobenzoic acid and salts thereof, and hexamethylenetetramine.
- W02017216003A1 refers to the improvement of tolerance to abiotic stress in rice plants through the administration of a composition, and in particular, to stress generated in plants by high temperature.
- This patent application describes the application of a chemical composition, but its results are limited to rice plants.
- patent application US2015247161A1 that refers to a method for obtaining plants resistant to abiotic stress that overexpress OsAlba.
- this application solves the problem of having plants that are more resistant to water stress, the way to solve it is by obtaining of transgenic plants.
- composition object of the invention solves this need, presenting properties unique, compared to other chemical compositions known in the state of the art, for the control of abiotic stress in the metabolic of plants.
- a first aspect of the present invention is a composition for the treatment of abiotic stress in plants, characterized in that it comprises in percentage by weight with respect to the total composition:
- At least one preservative additive between 0% and 2%, the sum of the components being less than or equal to 100%.
- abiotic stress is understood as a series of environmental conditions such as drought, salinity, high lighting and extreme temperatures that influence the growth and productivity of plants. Based on this, treatment of abiotic stress is understood as all kinds of actions that man can do in a plant to favor the adaptation mechanisms of plants in the face of situations described as abiotic stress, keeping the metabolism of the plant active and, as a final result, maintaining and even improving its growth rate, with respect to the standards in favorable environmental conditions.
- the regulation of plant metabolism is understood as all types of actions of man in the different metabolic pathways that intervene in the growth and development of plants to maintain and even improve their growth rate. .
- plants refers to plants of herbaceous species, plants, vegetables or fruit trees in general, found in agricultural crops, without being limited exclusively to plants.
- the composition object of the invention is characterized in that it has a viscosity of between 1 and 100 mPas at a temperature of 25°C.
- the present invention relates to a method for obtaining the composition described herein, characterized in that it comprises mixing an amount of between 3% and 50% of cis-3 hexenyl propionate with an amount of between 49 0.5% and 85% of at least one glycol soluble in water under stirring at a speed of 100 to 300 rpm at a temperature between 20 to 30 ° C for a time of 20 to 30 minutes, the amounts being by weight with respect to the total of the composition object of the invention.
- the invention in a third aspect, relates to a dilution comprising between 0.01% and 10% of the composition object of the invention in a liquid medium.
- the method for reducing abiotic stress comprises applying the composition object of the invention or its dilution, in agricultural crops, at the foliar level of the plants by means of spraying, fumigation or by controlled evaporation.
- object of the invention is the method for reducing abiotic stress that comprises applying the composition object of the invention or its dilution, in agricultural crops, at the root level of the plants by means of irrigation.
- a final aspect of the present invention is the use of the composition described in this patent document or its dilution to reduce abiotic stress and increase plant metabolism.
- a composition for reducing abiotic stress in plants characterized in that it comprises in percentage by weight with respect to the total composition:
- the composition object of the invention comprises cis-3 hexenyl propionate in an amount between 3% - 50%, being preferred between 4% - 30%, and being even more preferred between 5% - 20%.
- the composition object of the invention may comprise 10%, 20%, 30%, 40%, or 50% of cis-3-hexenyl propionate by weight with respect to the total composition.
- the composition object of the invention comprises at least one glycol in an amount between 49.5% and 85%, preferably between 60% and 80%, and being even more preferred between 65% and 75%.
- the composition object of the invention may comprise 50%, 60%, 70% or 80% by weight with respect to the total composition of at least one glycol.
- the glycol comprising the composition can be selected from the group of ethylene or propylene glycols.
- the glycol is selected, but not limited, from the group consisting of monoethylene glycol, diethylene glycol, triethylene glycol, monopropylene glycol, dipropylene glycol, glycerin or a combination of the above.
- the glycol is selected from the group consisting of monoethylene glycol, diethylene glycol, triethylene glycol, monopropylene glycol, dipropylene glycol, glycerin, and a combination of the above. In more preferred embodiments, the glycol is selected from the group consisting of monoethylene glycol, monopropylene glycol, diethylene glycol, and combinations of the above.
- composition object of the invention may comprise at least one additive selected from the group consisting of emulsifiers, dispersants, preservatives and a combination of the above.
- the composition object of the invention is characterized in that it has a viscosity of between 1 and 100 mPas at a temperature of 25°C.
- the composition object of the invention has a viscosity between 5 to 80 mPas, preferably between 35 to 75 mPas and even more preferably between 45 to 65 mPas.
- the composition object of the invention is characterized in that it can have a viscosity of 10, 20, 30, 40, 50, 60, 70, 80 or 90 mPas at a temperature of 25°C.
- At least one emulsifying additive is used whose function is to favor the formation of an emulsion during the dilution process prior to its application.
- the emulsifying additives that can be used in the present invention can be of a different nature. As examples, although they are not limiting for the invention, some additives are included, such as lecithin, polysorbate, ammonium phosphate, guar flour, glyceric esters, salts of fatty acids, mono and diglycerides of fatty acids, esters of citric, tartaric or acetic, polyglyceride esters, fatty acids and glutamates.
- the composition object of the invention may comprise at least one emulsifying additive selected from the group consisting of lecithin, polysorbate, ammonium phosphate, guar flour, glyceric esters, salts of fatty acids, mono or diglycerides of fatty acids, esters of citric, tartaric or acetic acids, polyglyceride esters, fatty acids, glutamates and combination of the above.
- the composition object of the invention comprises at least one emulsifying additive in a concentration between 0% and 10% by weight with respect to the total composition, preferably between 1% and 5%, and in an even more preferred embodiment between 2% and 4%.
- the composition object of the invention may comprise 0.1%, 0.2%, 0.3%, 0.4%, 0.5%, 0.6%, 0.7%, 0.8 % or 0.9% by weight with respect to the total composition of at least one emulsifying additive.
- the composition object of the invention may comprise 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8%, 9% or 10% by weight with respect to the total of the composition of at least one emulsifying additive.
- At least one dispersing additive will be used to favor the dispersion of the phases in the emulsion, in the dilution stage prior to application.
- the dispersing additives that can be used in the present invention can be of a different nature. As examples, although they are not limiting for the invention, some additives are included. Calcium or barium sulfates, calcium, barium or magnesium carbonates, sodium or calcium phosphates can be used as inorganic additives, polyvinyl alcohol, methylcellulose, methyl hydroxypropyl cellulose, ethyl cellulose, sodium carboxymethyl cellulose as organic additives.
- the composition object of the invention may comprise at least one inorganic dispersing additive selected from the group consisting of calcium or barium sulfates, calcium, barium or magnesium carbonates, sodium or calcium phosphates and combination of the above.
- the composition object of the invention may comprise at least one organic dispersing additive selected from the group consisting of polyvinyl alcohol, methylcellulose, methyl hydroxypropyl cellulose, ethyl cellulose, sodium carboxymethyl cellulose and a combination of the above.
- the composition object of the invention may comprise a combination of organic and inorganic additives.
- the composition object of the invention comprises the dispersing additive in a concentration between 0% and 2% by weight with respect to the total composition, preferably between 0.05% and 1.5%, and in one embodiment even more preferred between 0.1% and 1% by weight with respect to the total composition.
- the composition object of the invention may comprise 0.1%, 0.2%, 0.3%, 0.4%, 0.5%, 0.6%, 0.7%, 0, 8%, 0.9%, 1%, 1.1%, 1.2%, 1.3%, 1.4%, 1.5%, 1.6%, 1.7%, 1.8% , 1.9% or 2% by weight with respect to the total composition of at least one disperse additive.
- preservative additives can optionally be used to extend the durability of the composition over storage time.
- the preservative additives that can be used in the present invention can be of a different nature. As examples, although they are not limiting for the invention, some additives are included, such as sorbic acid, sodium sorbate, benzoic acid, sodium benzoate, formic acid, sodium formate, boric acid, potassium tetraborate, acetic acid, sodium acetate or potassium, lactic acid, chitosan.
- the composition object of the invention may comprise at least one preservative additive selected from the group consisting of sorbic acid, sodium sorbate, benzoic acid, sodium benzoate, formic acid, sodium formate, boric acid, potassium tetraborate, acetic acid, sodium or potassium acetate, lactic acid, chitosan and combination of the above.
- the composition object of the invention may comprise the preservative additive in a concentration between 0% and 2% by weight with respect to the total composition, preferably between 0.05% and 1.5%, and in one embodiment even more preferred between 0.1% and 1%.
- the composition object of the invention may comprise 0.1%, 0.2%, 0.3%, 0.4%, 0.5%, 0.6%, 0.7%,
- composition object of the invention intervenes in the metabolic pathway of proline, a well-known metabolite related to water stress tolerance and a natural osmolyte responsible for mediating stress tolerance, helping in the osmotic adjustment of plants.
- composition object of the invention acts by modifying hormone levels, adapting the plant response to abiotic stress and improving the plant's tolerance to this adverse condition.
- the present invention relates to a method for obtaining the composition described herein, characterized in that it comprises mixing an amount of between 3% and 50% of cis-3 hexenyl propionate with an amount of between 49 0.5% and 85% of at least one glycol soluble in water under stirring at a speed of 100 to 300 rpm at a temperature between 20 to 30 ° C for a time of 20 to 30 minutes, the amounts being by weight with respect to the total of the composition object of the invention.
- the stirring speed is between 150 and 250 rpm, being more preferred between 175 and 200 rpm.
- the stirring time is between 20 and 28 minutes, and more preferably, between 22 and 25 minutes.
- the method for obtaining the composition may comprise a previous additional stage where, in an amount between 49.5% and 85% of at least one water-soluble glycol, the following is added:
- At least one preservative additive in a concentration between 0.05% and 2%, the amounts being by weight with respect to the total composition; and it is mixed at a speed of 100 to 300 rpm for a time between 20 and 60 minutes at a temperature between 20 to 30°C.
- the glycol with at least one additive that can be the emulsifying additive, the dispersing additive, the preservative additive and a combination of the above is then mixed with the cis-3 hexenyl propionate that is included in an amount between 3% and 50%, giving rise to the composition object of the invention.
- the invention relates to a dilution comprising the composition object of the invention in an amount between 0.01% and 10% by weight with respect to the total dilution, in a liquid medium.
- the liquid medium used in the present invention is pure water.
- the liquid medium used is water mixed with fertilizers and/or agricultural additives.
- the water is mixed with an amount between 0.01% and 10% by weight with respect to the total liquid medium of fertilizers and/or agricultural additives.
- the dilution may comprise the composition object of the invention in an amount of 0.1%, 0.2%, 0.3%, 0.4%, 0.5%, 0.6%, 0, 7%, 0.8%, 0.9% or 1% by weight with respect to the total dilution.
- the dilution may comprise the composition object of the invention 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8% or 9% by weight with respect to the total.
- fertilizers are understood as the set of products used in agriculture or gardening that, due to their nutrient content, facilitate plant growth, increase their yield and improve the quality of crops.
- agricultural additives are understood as products that are used to improve the harvest by preventing the presence of pests in the plants or favoring the fixation of nutrients.
- the invention refers to the method to reduce abiotic stress and metabolism that comprises applying the composition or the dilution object of the invention at the foliar level, and is carried out by techniques that are known in the state of the art of both high and low volume, such as spraying or fumigation or controlled evaporation. It is also object of the invention, a method to reduce abiotic stress that comprises applying the composition or its dilution object of the invention at the root level of plants by techniques known in the state of the art that use a liquid medium as a vehicle for the transport of the treatment, such as irrigation.
- the composition object of the invention is applied at the foliar level in an amount between 0.001 and 1000 liters per hectare (L/Ha) of cultivation by controlled evaporation, being in another particular embodiment, an amount between 0.1 and 1000 L/Ha.
- the quantity of the composition that is applied is between 0.1 and 500 L/Ha.
- the amount of the composition that is applied is between 0.1 and 100 L/Ha.
- the amount that is applied can be 0.1 L/Ha, 1L/Ha, 10 L/Ha, 20 L/Ha, 30 L/Ha, 40 L/Ha, 50 L/Ha, 60 L/Ha, 70 L/Ha, 80 L/Ha, 90 L/Ha or 100 L/Ha.
- the dilution object of the invention is applied at the foliar level in an amount between 0.001 and 1000 L/Ha of crop by spraying or fumigation, preferably a amount between 0.1 and 1000 L/Ha, or an amount between 0.001 and 1000 L/Ha of crop is applied at the root level by irrigation, being in a preferred form, an amount between 0.1 and 1000 L/Ha.
- the amount of the dilution that is applied at the foliar level is between 0.1 and 500 L/Ha. In more preferred embodiments, the amount of the dilution that is applied at the foliar level is between 0.1 and 100 L/Ha. In other even more preferred embodiments, the amount that is applied can be 0.1 L/Ha, 1L/Ha, 10 L/Ha, 20 L/Ha, 30 L/Ha, 40 L/Ha, 50 L/Ha, 60 L/Ha, 70 L/Ha, 80 L/Ha, 90 L/Ha or 100 L/Ha.
- the amount of dilution that is applied at root level is between 0.1 and 500 L/Ha. In other preferred embodiments, the amount of dilution that is applied at root level is between 0.1 and 100 L/Ha. In other even more preferred embodiments, the amount that is applied can be 0.1 L/Ha, 1L/Ha, 10 L/Ha, 20 L/Ha, 30 L/Ha, 40 L/Ha, 50 L/Ha, 60 L/Ha, 70 L/Ha, 80 L/Ha, 90 L/Ha or 100 L/Ha.
- composition object of the invention or the dilution object of the invention is applied before or after the appearance of abiotic stress.
- Another method to reduce abiotic stress at foliar level to which the invention refers is by placing controlled release diffusers in the vicinity of the plant.
- This controlled release allows the evaporation of the active component of the composition, cis-3 hexenyl propionate, which has more volatility, allowing an atmosphere rich in this component to be available in the vicinity of the plant.
- the composition object of the invention applied by this method does not require the use of emulsifying or dispersing additives.
- the regulation of the diffusion rate of the volatile active component is regulated by the ratio between the cis-3 hexenyl propionate and the glycol.
- the application of the composition or the dilution object of the invention is applied at least once, and can be applied the number of times necessary to reduce abiotic stress, throughout the crop life.
- a final aspect of the present invention is the use of the composition described in this patent document or its dilution to reduce the abiotic stress of plants.
- composition object of the invention is especially advantageous, since said composition has the following advantages:
- the composition has a low viscosity which allows easy handling of the product.
- Figure 1a Stomatal conductance (gs, left) and Figure 1b, Photosynthesis (A, right) in citrus trees under high soil salinity conditions.
- the first value corresponds to samples without any additional treatment (Salinized) and the following values to samples subjected to various foliar treatments, including treatment with the composition object of the invention at a concentration of 0.25%, treatment with an antiperspirant used in the state of the art and the last value to the combination of the two foliar treatments. Letters denote post hoc statistically significant differences.
- Figure 2a Endogenous hormone levels of abscisic acid (ABA), Figure 2b: jasmonic acid (JA) and Figure 2c: salicylic acid (SA) in citrus trees under high soil salinity conditions.
- the first value corresponds to samples without any additional treatment (Salinized) and the second value to samples subjected to foliar treatment, with the composition object of the invention at a concentration of 0.25%.
- Asterisks denote statistical significance (T-test).
- Figure 3 Proline levels in citrus trees under conditions of high soil salinity.
- the first value corresponds to samples without any additional treatment (Salinized) and the second value to samples subjected to foliar treatment, with the composition object of the invention at a concentration of 0.25%.
- Asterisks denote statistical significance (T-test).
- composition A2 The composition object of the invention, called for this study as composition A2, diluted in water at a concentration of 0.25% by weight with respect to the total dilution.
- An antiperspirant product that causes higher abiotic stress conditions because it reduces water transpiration through the leaves. Said composition is found in a concentration of 1% by weight with respect to the total dilution.
- the gas exchange analyzes carried out in situ during the month of August showed how the plants treated with the composition object of the invention showed significantly higher stomatal conductance and photosynthesis than those of the trees that had not received any foliar treatment.
- composition object of the invention had a significant capacity to regulate the metabolism of plants and alleviate the abiotic stress of plants, maintaining high levels of gs and A
- composition object of the invention has a much higher effectiveness than the antiperspirant product of the state of the art.
- Figure 2a it can be seen in Figure 2a how salinized plants treated with composition A2 at a concentration of 0.25% have significantly lower levels of ABA compared to untreated salinized plants.
- Figures 2b and 2c show how this treatment decreases the levels of jasmonic acid (JA, another hormone related to hydric stress) and in parallel is capable of increasing the concentration of salicylic acid (SA, a hormone associated with production of secondary defense metabolites) with respect to untreated salinized plants.
- JA jasmonic acid
- SA salicylic acid
- composition object of the invention modifies the hormonal levels, adapting the plant response to stress and improving the tolerance of the plant to this adverse condition, as shown in the gas exchange and proline concentration figures.
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Pest Control & Pesticides (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Developmental Biology & Embryology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Agronomy & Crop Science (AREA)
- Dentistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Cultivation Of Plants (AREA)
- Fertilizers (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US18/288,118 US20240196825A1 (en) | 2021-04-27 | 2022-04-21 | Composition for Reducing Abiotic Stress in Plants and Improving Plant Metabolism Efficiency |
EP22795066.4A EP4331351A1 (en) | 2021-04-27 | 2022-04-21 | Composition for reducing abiotic stress in plants and improving plant metabolism efficiency |
MX2023012786A MX2023012786A (es) | 2021-04-27 | 2022-04-21 | Composicion para reducir el estres abiotico de las plantas y mejorar la eficiencia de su metabolismo. |
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ES202130369A ES2926970B2 (es) | 2021-04-27 | 2021-04-27 | Composicion para reducir el estres abiotico de las plantas y/o mejorar la eficiencia de su metabolismo |
ESP202130369 | 2021-04-27 |
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WO2022229482A1 true WO2022229482A1 (es) | 2022-11-03 |
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PCT/ES2022/070243 WO2022229482A1 (es) | 2021-04-27 | 2022-04-21 | Composición para reducir el estrés abiótico de las plantas y mejorar la eficiencia de su metabolismo |
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US (1) | US20240196825A1 (es) |
EP (1) | EP4331351A1 (es) |
CL (1) | CL2023003205A1 (es) |
ES (1) | ES2926970B2 (es) |
MX (1) | MX2023012786A (es) |
WO (1) | WO2022229482A1 (es) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2090585A (en) | 1980-12-29 | 1982-07-14 | Egyetem Kerteszeti Ipartelepek | Plant Treating Compositions Comprising Titanium-ascorbic Acid Chelate |
US20100210463A1 (en) * | 2007-07-19 | 2010-08-19 | Elicityl | Compositions containing a synergic mixture of polyols and xyloglucanes as phytosanitary and bio-fertilising products |
US20120171313A1 (en) * | 2010-12-30 | 2012-07-05 | Boon Technologies, Llc. | Compositions and Methods for Applying and Manufacturing Biopesticides |
WO2015118479A1 (en) * | 2014-02-05 | 2015-08-13 | Basf Corporation | Seed coating formulations and their use for yield increase |
US20150247161A1 (en) | 2013-12-24 | 2015-09-03 | National Institute Of Plant Genome Research | METHOD OF PRODUCING STRESS TOLERANT PLANTS OVER-EXPRESSING OsAlba1 |
WO2017050435A1 (en) * | 2015-09-23 | 2017-03-30 | Silvachimica S.R.L. | Biostimulating composition based on tannins and/or their derivatives, for the treatment of cultivated plants and/or parts thereof |
WO2017216003A1 (en) | 2016-06-14 | 2017-12-21 | Syngenta Participations Ag | Abiotic stress tolerance |
-
2021
- 2021-04-27 ES ES202130369A patent/ES2926970B2/es active Active
-
2022
- 2022-04-21 US US18/288,118 patent/US20240196825A1/en active Pending
- 2022-04-21 WO PCT/ES2022/070243 patent/WO2022229482A1/es active Application Filing
- 2022-04-21 MX MX2023012786A patent/MX2023012786A/es unknown
- 2022-04-21 EP EP22795066.4A patent/EP4331351A1/en active Pending
-
2023
- 2023-10-26 CL CL2023003205A patent/CL2023003205A1/es unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2090585A (en) | 1980-12-29 | 1982-07-14 | Egyetem Kerteszeti Ipartelepek | Plant Treating Compositions Comprising Titanium-ascorbic Acid Chelate |
US20100210463A1 (en) * | 2007-07-19 | 2010-08-19 | Elicityl | Compositions containing a synergic mixture of polyols and xyloglucanes as phytosanitary and bio-fertilising products |
US20120171313A1 (en) * | 2010-12-30 | 2012-07-05 | Boon Technologies, Llc. | Compositions and Methods for Applying and Manufacturing Biopesticides |
US20150247161A1 (en) | 2013-12-24 | 2015-09-03 | National Institute Of Plant Genome Research | METHOD OF PRODUCING STRESS TOLERANT PLANTS OVER-EXPRESSING OsAlba1 |
WO2015118479A1 (en) * | 2014-02-05 | 2015-08-13 | Basf Corporation | Seed coating formulations and their use for yield increase |
WO2017050435A1 (en) * | 2015-09-23 | 2017-03-30 | Silvachimica S.R.L. | Biostimulating composition based on tannins and/or their derivatives, for the treatment of cultivated plants and/or parts thereof |
WO2017216003A1 (en) | 2016-06-14 | 2017-12-21 | Syngenta Participations Ag | Abiotic stress tolerance |
Also Published As
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ES2926970B2 (es) | 2023-07-17 |
CL2023003205A1 (es) | 2024-06-07 |
US20240196825A1 (en) | 2024-06-20 |
EP4331351A1 (en) | 2024-03-06 |
MX2023012786A (es) | 2024-01-24 |
ES2926970A1 (es) | 2022-10-31 |
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