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METHOD FOR REDUCING PLANT STRESS, FUNGI, AND MYCOTOXINSCM Patents

Índice de la ficha

Updated at
24/07/2026
Numero publicacion
WO.2024086627.A2
Fecha publicacion
25/04/2024
Numero solicitud
WO2023US77169
Fecha presentacion
18/10/2023

En detalle

Resumen

Methods of treating a plant or part thereof, or a growth medium for growing a plant, with a composition comprising an effective amount or rate of Colletotrichum tofieldiae to increase abiotic and/or biotic stress tolerance/resistance of the plant or part thereof. For example, a method for reducing fungal genera related to mycotoxin production, can include contacting said plant with a composition comprising the microorganism Colletotrichum tofieldiae and/or extracts from said microorganism and/or filtrates from said microorganism. A plant is contacted with a composition comprising the microorganism C. tofieldiae, the culture medium or the filtrate. The composition can be applied to the entire plant or to any of the parts thereof, such as to the leaves, sprouts, flowers, fruits, cobs, seeds, bulbs, tubers, roots and to the seedlings. Application of the composition to the plant can be carried out at any stage in the planting, growing, and/or harvesting season.

Reivindicaciones

CLAIMS What is claimed is: 1. A method for reducing plant disease comprising: contacting a plant with a composition comprising the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. 2. A method for reducing abiotic stress comprising: contacting a plant with a composition comprising the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. 3. A method for reducing the colonization of fungi on a plant or a plant-derived product comprising: contacting a plant with a composition comprising the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. 4. A method for reducing mycotoxins on a plant or a plant-derived product comprising: contacting a plant with a composition comprising the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. 5. The method of claim 1-4, wherein the microorganism is a Colletotrichum tofieldiae strain deposited under deposit numbers CECT 20833, CECT 20834, CECT 20835 or CECT 20836. . The method of claim 1 -4, wherein the microorganism is in the form of spores, hyphae, mycelium or sclerotia. . The method of claim 3, wherein the fungi comprise any of Alternaria sp., Phytophthora spp., Penicillium spp., Colletotrichum spp., Fusarium spp., Botrytis spp., Cephalosporium spp., and Aspergillus spp. . The method according to claim 1-4, wherein the composition is applied to the seeds of the plant. . The method according to claim 1-4, wherein the composition is applied to the aerial parts of the plant. . The method according to claim 1-4, wherein the composition is applied to the roots of the plant or to other underground parts of the plant. 1 . The method according to claim 1-4, wherein the composition is applied to the soil, field, or other matrix of the plant or to other underground parts of the plant. . The method according to claim 1-4, wherein the composition is applied to a substrate for the cultivation of the plant. . The method according to claim 1-4, wherein the composition is applied to the grain of the plant. . The method according to claim 1-4, wherein the composition comprises minerals, organic materials, organic compounds, inorganic compounds, liquid diluents, alcohols, ketones, vegetable oils, aliphatic hydrocarbons, esters, dimethyl sulfoxide, acetonitrile, water, anionic surfactants, nonionic surfactants, cationic surfactants, water-soluble polymers, polysaccharides, preservatives, coloring agents, and/or stabilizers. The method according to claim 14, wherein in that the minerals are selected from the group consisting of clays, bentonite, calcite and diatomaceous, the organic materials are selected from the group consisting of maize powder or nut skin powder, the organic compound is urea, the inorganic compounds are selected from the group consisting of calcium carbonate, ammonium sulfate, silicon oxide, aluminum and magnesium silicate, the liquid diluents are selected from the group consisting of aromatic hydrocarbons, aliphatic hydrocarbons, alcohols, ketones, vegetable oils, esters, dimethyl sulfoxide, acetonitrile and water, the anionic surfactants are selected from the group consisting of salts of alkyl sulfate esters, alkyl aryl sulfonate salts, dialkyl sulfosuccinate salts, polyoxyethylene alkyl aryl phosphate ether ester salts, lignosulfonate salts, and formaldehyde polycondensates, the nonionic surfactants are selected from the group consisting of polyoxyethylene alkyl aryl ethers, alkyl polyoxypropylene block copolymers, polyoxyethylene, and fatty acid esters, the cationic surfactants are alkyl trimethyl ammonium salts, the water-soluble polymers are polyvinyl alcohol or polyvinylpyrrolidone, the polysaccharides are selected from the group consisting of agar, acacia, alginic acid, alginic acid salts, carboxy methyl cellulose, and xanthan gum and the stabilizers are isopropyl acid phosphate or BHT. The method according to claim 15, wherein the aromatic hydrocarbons are selected from the group consisting of xylene, alkyl benzene, methyl naphthalene, the alcohols are selected from the group consisting of 2-5 propanol, ethylene glycol, propylene glycol and ethylene glycol mono ethyl ether, the ketones are selected from the group consisting of acetone, cyclohexanone and isophorone and the vegetable oils are soybean oil or cottonseed oil. The method according to claim 1-4, wherein the composition comprises fertigation salts, fertilizers, insecticides, nematicides, fungicides, bactericides, or herbicides. The method according to claim 1-4, wherein the composition comprises a beneficial microbe, optionally wherein the beneficial microbe is Bacillus spp, Pseudomonas spp, Azotobacter spp, Rhizobium spp, Azorhizobium spp, Chaetomium spp, Streptomyces spp. Trichoderma spp., and/or mycorrhizal fungi. The method according to claim 1-4, wherein the composition is a liquid, a solid, a paste, or a gel. The method according to claim 1-4, wherein the composition is a powder, pill, tablet, granulate, or emulsifiable concentrate. The method according to claim 1-4, wherein the composition is applied by spray, pulverization, immersion, irrigation, basal application, top dressing, side dressing, broadcasting, localized combined placement, banded or spot placement, liquid or dry application in starter solution, liquid or dry application in irrigation, liquid or dry application in injection, liquid or dry application in soil, liquid or dry application to foliage, or dusting. The method according to claim 1-4, wherein plant or the plant-derived product is a gymnosperm or dicotyledonous plant. 23. The method according to claim 1-4, wherein the plant or a plant-derived product is from the Brassicaceae family. 24. The method according to claim 1-4, wherein the plant or a plant-derived product is from a monocotyledonous plant. 25. The method according to claim 1-4, wherein the plant or a plant-derived product is from maize (Zea mays)' . 26. The method according to claim 1-4, wherein the plant or a plant-derived product is from tomato (Solarium lycopersicum). 27. A method for reducing mycotoxin contamination on a plant or a plant-derived product, comprising: contacting the plant with a composition comprising the microorganism Colletotrichum tofieldiae or extracts of the microorganism or fdtrates of the microorganism. 28. The method of claim 27, wherein the microorganism is in the form of spores, hyphae, mycelium or sclerotia. 29. The method of claim 27, wherein the microorganism is a Colletotrichum tofieldiae strain deposited under deposit numbers CECT 20833, CECT 20834, CECT 20835 or CECT 20836. 30. The method of claim 27, wherein the mycotoxins include aflatoxins, fumonisins, ochratoxins, citrinin, patulin, sterigmatocystin, gliotoxin, zearalenone, trichothecenes, nivalenol, or deoxynivalenol. A kit for reducing the disease, abiotic stress, colonization of fungi or mycotoxins on a plant or a plant-derived product, comprising: a composition comprising the microorganism Colletotrichum tofieldiae^ and instructions for applying the composition to the plant or a plant-derived product. The kit of claim 31, wherein the composition comprises extracts or filtrates of the microorganism Colletotrichum tofieldiae. The kit of claim 31 wherein the microorganism is in the form of spores, hyphae, mycelium or sclerotia. The kit of claim 31, wherein the microorganism is a Colletotrichum tofieldiae strain deposited under deposit numbers CECT 20833, CECT 20834, CECT 20835 or CECT 20836. A method for reducing plant disease comprising: providing a composition of the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. A method for reducing abiotic stress comprising: providing a composition of the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. A method for reducing the colonization of fungi on a plant or a plant-derived product comprising: providing a composition of the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism. method for reducing the mycotoxins on a plant or a plant-derived product comprising: providing a composition of the microorganism Colletotrichum tofieldiae or extracts of the microorganism or filtrates of the microorganism.

Etiquetas

Inventores
Sacristán Benayas María SoledadDíaz González SandraGonzález Sanz CarlosDel Prado Polonio PalmiraBrunner FredericMarín García PatriciaRunkel AnnePeréz Jimenez Rosa Maria
Solicitantes
Plant Response IncUniversidad Politécnica de Madrid
Clasificacion ipc
A01N 63/ 30 A I
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