EP4689114A1 - Procede pour inhiber le processus de nitrification dans un sol - Google Patents
Procede pour inhiber le processus de nitrification dans un solInfo
- Publication number
- EP4689114A1 EP4689114A1 EP24723193.9A EP24723193A EP4689114A1 EP 4689114 A1 EP4689114 A1 EP 4689114A1 EP 24723193 A EP24723193 A EP 24723193A EP 4689114 A1 EP4689114 A1 EP 4689114A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sequence
- seq
- soil
- nucleotide
- sbi
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/11—DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
- C12N15/113—Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides; Antisense DNA or RNA; Triplex- forming oligonucleotides; Catalytic nucleic acids, e.g. ribozymes; Nucleic acids used in co-suppression or gene silencing
- C12N15/1137—Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides; Antisense DNA or RNA; Triplex- forming oligonucleotides; Catalytic nucleic acids, e.g. ribozymes; Nucleic acids used in co-suppression or gene silencing against enzymes
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/90—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting the nitrification of ammonium compounds or urea in the soil
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/11—DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
- C12N15/113—Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides; Antisense DNA or RNA; Triplex- forming oligonucleotides; Catalytic nucleic acids, e.g. ribozymes; Nucleic acids used in co-suppression or gene silencing
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/0004—Oxidoreductases (1.)
- C12N9/0012—Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7)
- C12N9/0044—Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7) acting on other nitrogen compounds as donors (1.7)
- C12N9/0046—Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7) acting on other nitrogen compounds as donors (1.7) with oxygen as acceptor (1.7.3)
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/0004—Oxidoreductases (1.)
- C12N9/0071—Oxidoreductases (1.) acting on paired donors with incorporation of molecular oxygen (1.14)
- C12N9/0083—Miscellaneous (1.14.99)
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Y—ENZYMES
- C12Y107/00—Oxidoreductases acting on other nitrogenous compounds as donors (1.7)
- C12Y107/03—Oxidoreductases acting on other nitrogenous compounds as donors (1.7) with oxygen as acceptor (1.7.3)
- C12Y107/03004—Hydroxylamine oxidase (1.7.3.4)
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Y—ENZYMES
- C12Y114/00—Oxidoreductases acting on paired donors, with incorporation or reduction of molecular oxygen (1.14)
- C12Y114/99—Miscellaneous (1.14.99)
- C12Y114/99039—Ammonia monooxygenase (1.14.99.39)
Definitions
- the invention relates to a method for inhibiting the nitrification process in a soil, in which one or more miRNAs are applied to the soil in order to inhibit the expression of one or more genes which participate in the nitrification process in said soil, such as the genes encoding the enzyme AMO (Ammonia MonoOxygenase) and/or the enzyme HAO (HydroxylAmine Oxidoreductase).
- AMO Ammonia MonoOxygenase
- HAO Hydrophilic Acid Oxidoreductase
- the invention also relates to a fertilizing composition comprising a fertilizer or an amendment, and one or more miRNAs.
- N nitrogen
- the oxidation state of nitrogen (N) varies considerably, ranging from -3 to +5, resulting in the formation of many nitrogen species, including N 2 O 5 , HNO 3 , HNO 3 , NO 2 , N 2 O 4 , HNO 2 , HNO 2 , NO, N 2 O, N 2 , NH 3 , NH 4 +, NH 4 Cl, and CH 3 NH 2 [1].
- the inventors have thus developed a new strategy for inhibiting nitrification genes by showing that certain miRNAs have the property of inhibiting the nitrification process in soil.
- the invention which finds application in the field of agriculture, relates to the discovery of microRNAs (miRNAs) having the capacity to inhibit mRNAs of different bacterial genera responsible for regulating the nitrification process in soils (hereinafter the invention).
- miRNAs have been identified having the capacity to inhibit the mRNAs coding for the AMO and/or HAO enzymes, which would make it possible to inhibit the nitrification process in soils.
- a first subject of the present invention relates to a method for inhibiting the nitrification process in a soil, in which one or more miRNAs of formula (I) are applied to the soil in order to inhibit the expression of one or more genes which participate in the nitrification process in said soil: [Nucleotide]-[Core sequence]-[3' sequence] (I), in which:
- Nucleotide corresponds to a nucleotide chosen from A, U, G or C,
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- Core sequence corresponds to a nucleotide sequence chosen from the sequences SEQ ID NO: 1-8.
- a second subject of the present invention relates to the use of a miRNA of formula (I) to inhibit the expression of one or more genes which participate in the nitrification process:
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- Core sequence corresponds to a nucleotide sequence chosen from the sequences SEQ ID NO: 1-8.
- a third subject of the present invention relates to a composition comprising one or more isolated miRNA(s) of formula (I):
- Nucleotide corresponds to a nucleotide chosen from A, U, G or C,
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- Core sequence corresponds to a nucleotide sequence chosen from the sequences SEQ ID NO: 1-8.
- a fourth subject of the present invention relates to a culture support or a culture solution comprising one or more isolated miRNA(s) of formula (I) or a composition according to the invention.
- the present invention relates to a method for inhibiting the nitrification process in a soil, wherein one or more miRNAs of formula (I) are applied to the soil in order to inhibit the expression of one or more genes which participate in the nitrification process in said soil: [Nucleotide]-[Core sequence]-[3' sequence] (I), in which:
- Nucleotide corresponds to a nucleotide chosen from A, U, G or C,
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- Core sequence corresponds to a nucleotide sequence chosen from the sequences SEQ ID NO: 1-8.
- the present invention also relates to the use of a miRNA of formula (I) to inhibit the expression of one or more genes which participate in the nitrification process:
- Nucleotide corresponds to a nucleotide chosen from A, U, G or C,
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- the term "inhibiting the nitrification process” or “inhibition of the nitrification process” means at least 2%, at least 3%, at least 4%, at least 5%, at least 10%, at least 15%, at least 20%, at least 25%, at least 30%, at least 35%, at least 40%, at least 45%, or at least 50% reduction in the nitrification process compared to a reference condition.
- the inhibition of the nitrification process is calculated by measuring the nitrification process in a soil to which one or more miRNAs of formula (I) are applied, and by comparing it with a soil to which one or more miRNAs of formula (I) have not been applied. A method for measuring the inhibition is detailed in the examples.
- the term "inhibiting the expression of one or more genes” or “inhibition of the expression of one or more genes” refers to the property of miRNAs to inhibit the mRNAs of said one or more genes, thereby inhibiting the synthesis of proteins encoded by said inhibited genes.
- the inhibition is at least 2%, at least 3%, at least at least 4%, at least 5%, at least 10%, at least 15%, at least 20%, at least 25%, at least 30%, at least 35%, at least 40%, at least 45%, or at least 50%, of reduction in the expression of said one or more genes compared to a reference condition.
- the inhibition of the expression of one or more genes can be calculated by quantifying the proteins encoded by said inhibited genes and/or the corresponding mRNAs by implementing conventional techniques for those skilled in the art such as the ELISA method for quantifying the proteins or RT-qPCR for quantifying the mRNAs.
- the percentage of inhibition is calculated by measuring the inhibition of the expression of one or more genes in a soil to which one or more miRNAs of formula (I) are applied, and by comparing it with a soil to which one or more miRNAs of formula (I) have not been applied.
- miRNA refers to a short ribonucleic acid (RNA) molecule that acts as a post-transcriptional regulator by regulating target mRNAs.
- a miRNA may be 20 to 24 nucleotides (nt) in length, preferably 20 to 22 nt, for example 20, 21 or 22 nt.
- the preparation of a miRNA does not present any particular difficulty, for example by conventional chemical synthesis.
- the miRNA of formula (I) is a synthetic miRNA, i.e. it has been synthesized in vitro, for example by chemical synthesis. Examples include synthesis on a solid support by the phosphoramidite method. In vitro synthesis makes it possible to easily obtain the desired quantities of miRNA of formula (I).
- the miRNA of formula (I) comprises from 19 to 21 nucleotides, i.e. 19 nucleotides, 20 nucleotides or 21 nucleotides.
- [Sequence 3'] corresponds to the 3' part of the sequence of the miRNA of formula (I). This sequence may comprise 10, 11, 12 or 13 nucleotides.
- [Sequence S'] comprises at least 80% homology with a nucleotide sequence chosen from the sequences SEQ ID NO: 9-16, preferably at least 85% homology, for example at least 90% homology, at least 95% homology, at least 99% homology or even 100% homology.
- [Core sequence] is SEQ ID NO: 1
- [Sequence S'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 9.
- [Sequence S'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 10.
- [Sequence S'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 11.
- [Sequence 3'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 12.
- [Sequence S'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 13.
- [Sequence 3'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 14.
- [Sequence 3'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 15.
- [Sequence S'] preferably comprises at least 80% homology with the nucleotide sequence SEQ ID NO: 16.
- the miRNA of formula (I) may be selected from sbi-miR162 (SEQ ID NO: 17), sbi-miR394a (SEQ ID NO: 18), sbi-miR397-5p (SEQ ID NO: 19), sbi-miR5386 (SEQ ID NO: 20), sbi-miR5388 (SEQ ID NO: 21), sbi-miR5568d-3p (SEQ ID NO: 22), sbi-miR5568d-5p (SEQ ID NO: 23) and sbi-miR6232a-5p (SEQ ID NO: 24).
- a mixture of several miRNAs of formula (I) each having a distinct [Core Sequence] may be applied to the soil.
- from two to eight miRNAs of formula (I) each having a distinct [Core Sequence] are applied to the soil, for example a mixture of two, three, four, five, six, seven or eight miRNAs of formula (I) each having a distinct [Core Sequence] is applied to the soil.
- it may be a mixture comprising sbi-miR162 (SEQ ID NO: 17), sbi-miR394a (SEQ ID NO: 18), sbi-miR397-5p (SEQ ID NO: 19), sbi-miR5386 (SEQ ID NO: 20), sbi-miR5388 (SEQ ID NO: 21), sbi-miR5568d-3p (SEQ EQ ID NO: 22), sbi-miR5568d-5p (SEQ ID NO: 23) and sbi-miR6232a-5p (SEQ ID NO: 24).
- the miRNA of formula (I) inhibits the expression of a gene encoding the enzyme Ammonia MonoOxygenase (AMO) and/or inhibits the expression of a gene encoding the enzyme HydroxylAmine Oxydoreductase (HAO).
- AMO Ammonia MonoOxygenase
- HAO HydroxylAmine Oxydoreductase
- the miRNA of formula (I) is capable of targeting one or more mRNAs encoding AMO and/or one or more mRNAs encoding AHO, which has the effect of inhibiting the translation of the target mRNAs into proteins.
- said one or more genes which participate in the nitrification process in said soil encode the enzyme Ammonia MonoOxygenase (AMO) and/or the enzyme HydroxylAmine Oxydoreductase (HAO).
- AMO Ammonia MonoOxygenase
- HAO HydroxylAmine Oxydoreductase
- said one or more genes which participate in the nitrification process in said soil is expressed by one or more bacteria present in the soil, in particular ammonia-oxidizing bacteria (AOB) and/or nitrite-oxidizing bacteria (NOB), preferably one or more bacteria present in the soil selected from Nitrosomonas spp., Nitrosospira spp. and Nitrosococcus spp., for example selected from Nitrosomonas europaea, Nitrosomonas eutropha C-91, Nitrosomonas communis Nm2, Nitrosospira multiformis and Nitrosospira iacus APG3.
- AOB ammonia-oxidizing bacteria
- NOB nitrite-oxidizing bacteria
- the miRNA of formula (I) therefore has the property of inhibiting the nitrification activity of microorganisms involved in the nitrification process in the soil, in particular ammonia-oxidizing bacteria (AOB) and/or nitrite-oxidizing bacteria (NOB).
- AOB ammonia-oxidizing bacteria
- NOB nitrite-oxidizing bacteria
- the miRNA of formula (I) can be applied to the soil in an amount ranging from 1 g/ha to 1000 g/ha.
- the miRNA of formula (I) can be applied to the soil with a fertilizer, for example a solid or liquid fertilizer, an amendment, and/or a biostimulant. It can be, for example, a nitrogen fertilizer.
- the miRNA of formula (I) can inhibit the nitrification of a nitrogen fertilizer applied to the soil, for example a nitrogen fertilizer that is applied to said soil before, concomitantly or after said miRNA.
- the miRNA of formula (I) and the nitrogen fertilizer can be applied to the soil simultaneously or sequentially.
- the miRNA of formula (I) can be applied to the soil during a first treatment, and the nitrogen fertilizer can be applied to the soil during a second treatment. Several successive treatments of the soil can thus be carried out.
- the person skilled in the art will adapt the number of treatments and the nature of the treatment, for example depending on the nature of the soil and/or the plant grown in the soil.
- peas - protein crops
- oilseeds sunflower, sunflower
- the plant may belong to the order of monocotyledons, preferably to the family of poaceae.
- Poaceae commonly called grasses, contain including most species commonly called “grasses” and “cereals”. Cereals are widely cultivated, primarily for their grains, and are used in human and animal food.
- the plant is a poaceae, preferably selected from wheat, rice, barley, oats, rye, sugarcane, meadow or corn, preferably wheat.
- the miRNA is an isolated miRNA.
- the invention relates to a method for inhibiting the nitrification process in a soil, in which one or more isolated miRNAs of formula (I) are applied to the soil in order to inhibit the expression of one or more genes which participate in the nitrification process in said soil: [Nucleotide]-[Core sequence]-[3’ sequence] (I), in which:
- Nucleotide corresponds to a nucleotide selected from A, U, G or C
- [3’ sequence] corresponds to a sequence of 10 to 13 nucleotides
- [Core sequence] corresponds to a nucleotide sequence selected from the sequences SEQ ID NO: 1-8.
- the present invention relates to the use of an isolated miRNA of formula (I) for inhibiting the expression of one or more genes which participate in the nitrification process: [Nucleotide]-[Core sequence]-[3' sequence] (I), in which:
- Nucleotide corresponds to a nucleotide chosen from A, U, G or C,
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- Core sequence corresponds to a nucleotide sequence chosen from the sequences SEQ ID NO: 1-8.
- the miRNA (or isolated miRNA) may be in the form of a composition, for example a composition comprising said miRNA and an excipient.
- the excipient may be chosen for its ability to stabilize the miRNA in the soil, thereby reducing the degradation of the miRNA in the soil.
- the composition may comprise from 0.01% to 99% by weight of said miRNA.
- the composition may be in the form of a plant extract or an algae extract.
- the invention also relates to a composition comprising one or more isolated miRNA(s) of formula (I):
- Nucleotide corresponds to a nucleotide chosen from A, U, G or C,
- [3' sequence] corresponds to a sequence of 10 to 13 nucleotides
- Core sequence corresponds to a nucleotide sequence chosen from the sequences SEQ ID NO: 1-8.
- the composition according to the invention further comprises a fertilizer.
- the fertilizer may be a fertilizer, an amendment and/or a biostimulant.
- [Sequence 3'] comprises at least 80% homology with a nucleotide sequence selected from the sequences SEQ ID NO: 9-16, preferably at least 85% homology, for example at least 90% homology, at least 95% homology, at least 99% homology or even 100% homology.
- the composition according to the invention may be in solid form, for example in the form of granules or powder, or in liquid form, for example in the form of an aqueous solution.
- the composition according to the invention may be in the form of granules impregnated or coated with miRNA of formula (I).
- the miRNA may be a miRNA extracted from a living organism known to contain said miRNA or a synthetic miRNA, as described above.
- the composition may comprise an excipient that stabilizes the miRNA in the soil, thereby reducing degradation of the miRNA in the soil.
- the composition may comprise from 0.01% to 99% by weight of said miRNA.
- the fertilizer may be of natural or synthetic origin.
- the fertilizer is a nitrogenous fertilizer.
- a nitrogenous fertilizer must provide at least nitrogen (N) as a nutrient.
- the nitrogen fertilizer contains ammonium, ammonia, and/or urea.
- ammonium-containing fertilizers are calcium ammonium nitrate, calcium ammonium nitrate, ammonium sulfate nitrate, ammonium sulfate, and ammonium phosphate.
- An example of an ammonia-containing fertilizer is ammonium nitrate.
- the nitrogen fertilizer may also provide other nutrients, for example, potassium (K) and/or phosphorus (P). It may be an inorganic fertilizer and/or an organic fertilizer.
- K potassium
- P phosphorus
- the amendment may be an organic amendment or a mineral amendment, such as calcium carbonate.
- composition according to the invention may also comprise micronutrients such as molybdenum, zinc, boron and copper. These elements are typically provided in the form of water-soluble salts.
- composition according to the invention may also comprise a solvent, a solid support, a dispersant or an emulsifier, an organic or inorganic thickener, a pesticidal agent, an antifreeze agent, an anti-foaming agent, where appropriate a colorant, a sticking agent or a binder.
- the composition according to the invention comprises a mixture of two to eight miRNAs of formula (I) each having a distinct [Core sequence], for example a mixture of two, three, four, five, six, seven or eight miRNAs of formula (I) each having a distinct [Core sequence].
- the composition according to the invention is intended for culture supports and/or culture solutions.
- Another subject of the present invention relates to a culture support or a culture solution comprising one or more isolated miRNA(s) of formula (I) or a composition according to the invention.
- culture solution means any solution which allows the cultivation of a plant such as, for example, irrigation water, liquid solution intended for fertigation by sprinkling or drip irrigation, hydroponic bath or aeroponic solution.
- culture medium is defined above.
- Example 1 miRNA to inhibit the biological nitrification process of Nitrosomonas europaea 25978
- the 8 miRNAs used in this example were prepared by chemical synthesis and correspond to the miRNAs presented in Table 1.
- SW Skinner and Walker
- a nitrite test [13] was performed on all samples at different intervals: Oh (just after the addition of miRNAs or deionized water) and 46h. For this, the collected cells were centrifuged at 8000 rpm for 10 min at 4°C and the supernatants were used for nitrite assay. Nitrite concentrations were measured colorimetrically at 540 nm using a microtiter plate reader through Griess reagent [13]. 100 ⁇ L of 30 mM sulfanilamide was added to each sample and mixed by pipetting up and down, then 100 ⁇ L of 12 mM N-(l-naphthyl) ethylenediamine dihydrochloride was added to the mixture. In parallel, nitrite standard samples between 0 and 100 pM using 1 mM NaNO 2 were prepared. The absorbance of all samples and standards was measured by a microplate reader (BMG labtech, Germany) at 540 nm.
- Neem seed oil a potent nitrification inhibitor to control nitrate leaching after incorporation of crop residues.
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Genetics & Genomics (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Plant Pathology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Medicinal Chemistry (AREA)
- Soil Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Virology (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2303530A FR3147485A1 (fr) | 2023-04-07 | 2023-04-07 | procédé pour inhiber le processus de nitrification dans un sol |
| PCT/FR2024/050451 WO2024209169A1 (fr) | 2023-04-07 | 2024-04-05 | Procede pour inhiber le processus de nitrification dans un sol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4689114A1 true EP4689114A1 (fr) | 2026-02-11 |
Family
ID=87555074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP24723193.9A Pending EP4689114A1 (fr) | 2023-04-07 | 2024-04-05 | Procede pour inhiber le processus de nitrification dans un sol |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP4689114A1 (fr) |
| CN (1) | CN121127590A (fr) |
| AR (1) | AR132323A1 (fr) |
| FR (1) | FR3147485A1 (fr) |
| WO (1) | WO2024209169A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119912036B (zh) * | 2024-12-30 | 2025-11-18 | 湖北华宸生态环境有限公司 | 4-甲基-1-哌嗪乙胺作为硝化抑制剂的应用和抑制硝化的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060236427A1 (en) * | 2004-09-20 | 2006-10-19 | North Carolina State University | MicroRNAs (miRNAs) for plant growth and development |
| WO2013024438A1 (fr) * | 2011-08-14 | 2013-02-21 | Rosetta Green Ltd. | Polynucléotides isolés exprimant ou modulant des arnds, plantes transgéniques comprenant ceux-ci et leurs utilisations dans l'amélioration de l'efficacité d'utilisation d'azote, de la tolérance au stress abiotique, de la biomasse, de la vigueur ou du rendement d'une plante |
| EP3990417B1 (fr) * | 2020-05-25 | 2024-03-27 | Lincoln University | Améliorations apportées et se rapportant à des inhibiteurs de nitrification |
-
2023
- 2023-04-07 FR FR2303530A patent/FR3147485A1/fr active Pending
-
2024
- 2024-04-05 EP EP24723193.9A patent/EP4689114A1/fr active Pending
- 2024-04-05 CN CN202480030731.2A patent/CN121127590A/zh active Pending
- 2024-04-05 AR ARP240100835A patent/AR132323A1/es unknown
- 2024-04-05 WO PCT/FR2024/050451 patent/WO2024209169A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| AR132323A1 (es) | 2025-06-18 |
| FR3147485A1 (fr) | 2024-10-11 |
| CN121127590A (zh) | 2025-12-12 |
| WO2024209169A1 (fr) | 2024-10-10 |
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