146 results about "Abiotic stress" patented technology

The invention relates to the technical field of biology, in particular to application of a rice OsPBL8 gene in enhancing resistance of rice to magnaporthe oryzae. The rice OsPBL8 gene is a rice endogenous gene participating in the processes of plant growth and development, abiotic stress response, hormone signal channel regulation and control and the like. The invention provides application of the OsPBL8 gene in the field of disease resistance, the OsPBL8 gene is overexpressed through gene editing, and the expression quantity of receptor-like cytoplasm kinase OsPBL8 in plants is increased, so that a plurality of signal channels are regulated and controlled, and the germ resistance of the plants is synergistically improved. By adjusting key hub nodes of plant targeted immune signal transduction, more lasting broad-spectrum disease resistance can be provided, good universality is achieved, disease resistance and growth can be balanced, good practicability is achieved, and improvement of disease resistance of various rice varieties is facilitated.

The invention discloses an E3 ubiquitin ligase gene ulA, the nucleotide sequence of which is shown as SEQ ID NO: 1. The gene is knocked out from fusarium oxysporum by using a homologous recombination method to obtain a mutant strain ulA; compared with a wild strain, the mutant hulA has the advantages that the spore yield is reduced, the spore germination is delayed, the response capability to various abiotic stresses is reduced, the pathogenicity to panax notoginseng plants is reduced, and the sensitivity to six bactericides is increased, and experimental results show that the gene plays an important role in pathogenicity, drug resistance and the like of fusarium oxysporum. The gene can be used as a target gene for developing an anti-fusarium oxysporum preparation.

The invention relates to the technical field of plant breeding, and particularly discloses a metabonomics-based alfalfa stress resistance gene analysis function and a breeding method. The core of the method is that screening is carried out by combining a tissue culture technology with metabolic intervention; an alfalfa explant is inoculated into an induction culture medium containing a specific metabolic pathway regulator for metabolic intervention culture; then transferring the obtained callus to a verification culture medium containing the metabolism regulator and an abiotic adversity stress factor at the same time, and carrying out metabolism mark verification and screening; and finally regenerating the screened cell line into a complete plant. According to the method, metabolic pressure is actively applied to the cellular level, and dual verification screening is implemented, so that early-stage, efficient and accurate breeding of the stress-resistant alfalfa material is realized, and the technical problems of long period, low efficiency and insufficient utilization of metabolic information in traditional breeding are solved.

The present disclosure provides methods and compositions to enhance or improve commodity plant products and / or plant survivability and production under abiotic stressors. The disclosure further relates to compositions of microbes that can serve as soil inoculants to increase crop yield under non-stress conditions.

The present disclosure provides a composition containing a purified population of plant-derived exosome-like nanoparticles isolated from tissue of a vascular plant, wherein the exosome-like nanoparticles comprise a tuned cargo comprising a protein signature and an miRNA signature, wherein the tuned cargo of the plant-derived exosome-like nanoparticles is a result of exposure of the plant to combinations of abiotic stress conditions that cause the plant to modulate its signaling pathways and metabolism to ensure its survival in a challenging environment. The tuned cargo of the plant-derived exosome-like nanoparticles can modulate bioactivities of mammalian cells directly or indirectly. The present disclosure also provides a method for improving appearance of human skin and human hair health, including eyelashes and eyebrows, comprising applying a composition comprising the abiotically stressed plant-derived exosome-like nanoparticles containing the tuned cargo and a carrier; and applying the composition topically.

Modified bacterial strain of the Pseudomonas sp. genus, the strain of Pseudomonas stutzeri deposited under Deposit Accession No. RGM3505 and a modified bacterial strain of the Bacillus sp. genus, a strain of Bacillus velezensis deposited under Accession No. RGM3504. The strains may be combined at a Pseudomonas stutzeri to Bacillus velezensis ratio from 1 :10 to 10:1 CFU / mL. The strains were modified to have greater chemotactic attraction towards plant roots and to improve the beneficial features of crops, for example, of legumes.

The application discloses a MaDREB1F gene, and a nucleotide sequence of the MaDREB1F gene is shown as SEQ ID NO:1. Experimental research results reveal a mechanism of MaDREB1F in mediating non-biological stress resistance of bananas, and determine new targets (MaAOC4, MaACO20 and MaERF11) of MaDREB1F, which are beneficial to design breeding strategies to improve the resistance of crops to cold and drought stress.

The invention relates to application of FveHD20 protein for regulating and controlling heat resistance of plants. The heat resistance of the plant is improved by reducing or inhibiting expression of the FveHDZ20 protein in the plant, specifically, tissue culture seedlings, in-vitro leaves and adult seedlings of a mutant plant with the FveHDZ20 gene knocked out show higher heat resistance compared with plants with normal expression or overexpression of the FveHDZ20 protein, and the heat resistance of the plant is improved. And the abiotic stress resistance of the plant can be further regulated and controlled by regulating and controlling the heat resistance of the plant. The application of the invention provides a new path for cultivating strawberry varieties with heat resistance.

The invention provides application of a white birch BpmiR156C gene in regulating and controlling the plant height of white birch, and belongs to the technical field of plant genetic engineering. The plant height of the white birch is regulated and controlled through high expression of the white birch BpmiR156C gene, the plant height of the white birch is influenced, then forest plants are promoted to cope with biological and abiotic stress, and cultivation of high-quality forest trees is guaranteed.

The invention relates to the technical field of microorganisms, in particular to an Exiguobacterium aceticum and application thereof. The Exiguobacterium aceticum strain is classified and named as Exiguobacterium aceticum, the strain number is H102, the Exiguobacterium aceticum strain is preserved in the China General Microbiological Culture Collection Center (CGMCC) on December 24, 2025, and the preservation number is CGMCC No.37157. The Exiguobacterium aceticum strain has the advantages that the Exiguobacterium aceticum strain can be used for preparing the Exiguobacterium aceticum strain; the strain has strong saline-alkaline tolerance, drought tolerance and high temperature resistance, and a foundation is provided for colonization of the strain. Meanwhile, the strain has the functional characteristics of producing acetoin, polysaccharide and polyglutamic acid and the like, can effectively provide nutritional ingredients for plant growth and reduce the harm of abiotic stress to the plants, and therefore, the strain has important application value in the aspects of improving saline-alkali soil, improving abiotic stress resistance of the plants, promoting plant growth and the like.

The present invention relates to a transgenic plant having increased biomass, yield, and / or abiotic stress tolerance. In particular, the present invention relates to a transgenic plant or plant cell into which a nucleic acid molecule encoding an RNA demethylase FTO (fat mass associated with obesity) protein is introduced. The present disclosure also provides methods of producing plants having increased biomass, yield, and / or abiotic stress tolerance.

The invention belongs to the technical field of plant genetic engineering, and particularly relates to application of a PROSiCAPE14 gene and a protein encoded by the PROSiCAPE14 gene to improvement of plant salt tolerance. According to the invention, it is found for the first time that salt stress can cause down-regulation of the expression of the millet PROSiCAPE14 gene. Under a salt treatment condition, the plant height and the root length of a PROSiCAPE14 gene coded small peptide externally applied to millet and a constructed PROSiCAPE14 gene overexpression strain are obviously worse than those of a control group, and the plant height and the root length of a PROSiCAPE14 gene silent plant are obviously better than those of the control group. It is indicated that the PROSiCAPE14 gene plays an important role in the salt stress response process of the millet, and a foundation is provided for further research on the effect of the CAPE14 gene in the adaptation of the millet to abiotic stress and other possible biological functions.

The present application relates to the field of agrochemical adjuvants, and relates to an agrochemical protein adhesion synergist based on a plant-derived protein, and a preparation method therefor and a use thereof. Said synergist comprises the following raw materials in parts by weight: 20-500 parts of a plant-derived protein, 50-450 parts of a protein dispersant, and 20-350 parts of a protein stabilization and protection agent. The product of the present application improves the utilization rate of agrochemicals and reduces problems such as grain yield reduction and environmental pollution caused by the loss of agrochemicals. Moreover, as the protein degrades into amino acids, plant growth can be promoted, and the resistance of plants to abiotic stress is improved, thereby reducing dosage of agrochemicals while enhancing efficacy of agrochemicals.

The invention relates to the technical field of plant genetic engineering, and discloses application of a knockout rice OsWAK55 gene in improvement of drought resistance and salt resistance of rice. According to the invention, a candidate gene is subjected to CRISPR (clustered regularly interspaced short palindromic repeats) knockout, a mutant is subjected to phenotype identification and stress screening, the gene OsWAK55 for regulating and controlling rice drought and salt stress is cloned, a nucleoside sequence of the gene OsWAK55 is shown as SEQ ID NO: 1, and a protein sequence coded by the gene is shown as SEQ ID NO: 2. A stress experiment in the seedling stage of the mutant shows that after the gene is mutated, the drought resistance and the salt resistance of the rice are enhanced, and the enhancement of the drought resistance is related to the condition that the mutant seedling has a more developed and robust root system. Therefore, the gene OsWAK55 is knocked out, so that the improvement of the abiotic stress resistance of the rice is facilitated.

This invention discloses a method for cultivating castor beans using abiotic stress, belonging to the field of castor bean cultivation technology. The method includes planting castor beans in a cultivation substrate containing zinc ions, and gradually lowering and then restoring the growth temperature of the castor bean seeds. Based on the castor bean's strong antioxidant defense system, this invention further regulates the castor bean through low-temperature acclimation. Gradually reducing temperature stress can induce the activity of the castor bean's antioxidant enzyme system, enhancing its stress resistance and cold resistance, thus mitigating the impact of low-temperature disasters on castor beans. This invention provides a theoretical reference for the promotion and utilization of castor beans and the cultivation and development of stress-resistant castor bean varieties.

Plant cells, plants, seeds and portions of plants modified or genetically engineered to have increased expression or activity of at least one protein selected from the group consisting of trehalose phosphate synthetase (TPS), trehalose phosphate phosphatase (TPP), Protein ALP1-like (At3g55350 or ALPL1), Glycosyltransferase 75D1 (UGT75D1), Cytochrome P450 709B2 (CYP709B2), Cytochrome P450 709B1 (CYP709B1) and Cytochrome P450 72A15 (CYP72A15) are provided herein. Also provided are methods of increasing plant resistance to herbicides and / or abiotic stress by increasing expression of at least one of trehalose phosphate synthetase (TPS), trehalose phosphate phosphatase (TPP), Protein ALP1-like (At3g55350 or ALPL1), Glycosyltransferase 75D1 (UGT75D1), Cytochrome P450 709B2 (CYP709B2), Cytochrome P450 709B1 (CYP709B1) or Cytochrome P450 72A15 (CYP72A15).

The present invention relates to a method for cultivating transgenic plants having increased anthocyanin content and enhanced tolerance to biotic and abiotic stress environments. The method comprises transferring a bHLH35 gene into recipient plants using a genetic engineering transformation method, to obtain transgenic plants having increased anthocyanin content and tolerance to biotic and abiotic stress environments. The bHLH35 gene may be selected from a ChbHLH35 gene from Corydalis hemidicentra or an AtbHLH35 gene from Arabidopsis thaliana.

The present application relates to a method for deploying biosentinels in agricultural fields and remotely monitoring biotic and abiotic stresses in crops. A variation of the method for interpreting stress in plants includes: acquiring a first image of a first group of sentinel plants in a field; acquiring a second image of a second group of sentinel plants in the field recorded during a first time period; interpreting a first stressor in the first group based on features extracted from the first image captured during the first time period; interpreting a second stressor in the second group based on features extracted from the second image; deriving a model that relates the stressor in the first group to the stressor in the second group based on the first and second stressors; interpreting a third stressor in the first group based on features extracted from a third image captured during the second time period; and predicting a fourth stressor in the second group during the second time period based on the third stressor and the model.

The present application belongs to the technical field of plant genetic engineering, and particularly relates to a Phyllostachys edulis PeMASR1 gene, biological material and application thereof. The PeMASR1 gene provided by the present application is a new gene discovered in the study of cold tolerance of Phyllostachys edulis leaves, the nucleotide sequence of which is shown as SEQ ID NO:1, and the amino acid sequence of the encoded protein is shown as SEQ ID NO:2. Through gene cloning, expression and comparative analysis, the phylogenetic position of the Phyllostachys edulis PeMASR1 gene and the important role thereof in the research of plant response to abiotic stress mechanism and photosynthesis are revealed. Overexpression in Columbia-type Arabidopsis plants can make the rosette leaves of the plants early senesce; and the plants show a more stress-tolerant phenotype than wild-type Arabidopsis in response to cold stress, drought stress and salt stress and other abiotic stresses.

This application relates to the field of agricultural microbiology technology, and in particular to a multifunctional phosphate-solubilizing and potassium-solubilizing bacterium WZX-PKB-1 and its applications. The multifunctional phosphate-solubilizing and potassium-solubilizing bacterium WZX-PKB-1 is classified and named... Priestia sp. WZX-PKB-1 was deposited at the Guangdong Provincial Center for Microbial Culture Collection on January 28, 2026, with accession number GDMCC NO: 67763. WZX-PKB-1 exhibits significant tolerance to multiple abiotic stresses, including high temperature, salinity, drought, and mixed heavy metals, and demonstrates effective phosphorus and potassium release capacity under these conditions, making it suitable for desert soil improvement and ecological restoration.

Composition comprising a biochar and an aqueous extract of a seed legume. The present invention relates to a composition comprising a biochar and an aqueous extract of a seed legume, a method for preparing said composition and the use of the composition to promote seed germination, to improve the nutrient utilization efficiency of a seed, to promote seedling development and to improve seedling tolerance to abiotic stress.

The invention relates to the technical field of abiotic stress tolerance of plants, and discloses application of a sunflower HaIAA1 gene in improvement of abiotic stress tolerance of plants. According to the invention, the sunflower HaIAA1 gene is connected to a plant overexpression vector, and the sunflower is transformed by using an agrobacterium infection method, so that the result shows that the physiological status of the sunflower infected and transformed by the HaIAA1 gene under salt stress and drought stress is obviously superior to that of a wild type sunflower, which indicates that the sunflower HaIAA1 gene can obviously improve the salt tolerance of a transgenic plant. The invention provides a theoretical basis and a gene source for modifying or cultivating other new varieties of crops such as salt-tolerant sunflowers and the like, and is beneficial to fundamentally improving the salt tolerance of the crops.

Provided is an information processing method, wherein an information processing device executes: acquiring measurement values of one or a plurality of factor items related to a biostimulant effect factor of a plant from the plant to which a material with a function of enhancing tolerance to abiotic stress has been applied; weighting each acquired measurement value of each factor item using each weight; and calculating an evaluation value of the material by inputting each measurement value weighted by each of the weights into a function related to evaluation of the material.

This invention relates to the field of biotechnology, specifically to... StNCED3 The application of genes in improving the abiotic resistance of potatoes: This invention involves constructing... StNCED3 The screening and identification of gene overexpression vectors and transgenic lines, and their application in improving potato resistance to drought and low-temperature stress, revealed the overexpression of... StNCED3 The gene can significantly enhance the drought and cold resistance of potato plants, providing core functional genes and high-quality breeding materials for molecular breeding of potatoes for drought and cold resistance. It effectively solves the technical bottlenecks of weak drought and cold resistance of the current main potato varieties and unstable yield in arid and low-temperature production areas, and has important theoretical research value and industrial application prospects.

The present invention relates to fluxametamide composition and process of preparation thereof. The present invention more particularly relates to synergistic composition of fluxametamide or its agrochemically acceptable salts thereof, one insecticide selected from diamide group, at least one or more compound selected from insecticides, fungicide and plant health additives, and agrochemically acceptable excipients; and a method of preparing a stable and non-phytotoxic formulation. The present invention further relates to a pesticidal composition for controlling the harmful pests in plants, which can be formulated and is environmentally safe, and which demonstrates high efficacy, and acts for disease resistance management or to delay disease resistance development through engaging multiple modes of action, and increases plant tolerance against insect-pests, mites and, fungal and bacterial diseases, abiotic stress and improves overall health and vigor of the treated plant.

A scientifically formulated blend of extracts derived from various terrestrial and aquatic plants. It empowers plants to combat both biotic and abiotic stresses by activating their innate resistance mechanisms, resulting in increased overall physiological functions and productivity. The formulation is having different combination PP-1 and PP-2 Blends (blend of Salicylic acid, gibberellic acid and organic silica along with seaweed extract, fulvic substances, humic acid and micronutrients) are prepared for the treatment against Papaya Ring Spot Virus (PRSV) in crops like papaya and tomato, pomegranate, black pepper, pulses, oilseeds, flowers, and others

The application provides a corn new variety breeding cultivation device and cultivation method, relates to the corn variety breeding technical field, and includes a support platform, which is arranged with multiple groups of cultivation bins in an array; the cultivation bin is slidably connected to the support platform through a driving mechanism, and a HEPA filter screen is connected to the cultivation bin; both sides of the cultivation bin are provided with observation windows, and multiple observation mechanisms are arranged on the support platform; the front end of the cultivation bin is provided with a docking mechanism; the bottom of the front end and the bottom of the rear end of the cultivation bin are respectively provided with abutment mechanisms; the front end and the rear end of the cultivation bin are respectively provided with opening and closing mechanisms; the cultivation bin is provided with an environment simulation mechanism; the cultivation bin is connected with a stress application window; the application integrates multiple environment simulations, multiple stress applications, automatic observation and unit recombination, greatly improves the breeding efficiency, realizes the simulation of different regional soil-climate conditions, can accurately combine multiple biological and non-biological stresses, and speeds up the breeding process of the corn new variety.

In one arrangement a functional composition for delivery to the surface of a plant is provided. In one particular implementation, the functional composition is configured to regulate abiotic stressors encountered by a plant or other agricultural crop during its growth cycle. By way of non-limiting example, a functional agricultural composition is provided, where the functional agricultural composition comprises at least one osmolytic compound configured to be provided in a solution with water and applied directly to the surface of a plant or other agricultural crop.

The present invention relates to a novel type of compounds which modulate the activity of Abscisic Acid (ABA) receptors in plants. More particularly, such novel compounds are acting as ABA antagonists, which specifically and potently block activation of clade III ABA receptors including but not only PYL1, while another subfamily of compounds has agonistic mode of action promoting activation of the receptor and the ABA signaling pathway. These compounds are, therefore, applicable in different fields of modulating target plant seed germination, modulating target plant growth, modulating tolerance to drought and abiotic stress, modulating fruit ripening, or modulating immunity of a target plant. More particularly, said compounds can be used to stimulate the germination of plant seeds, either under conditions favorable for the growth of crop plants, or unfavorable for the survival of weeds. The compounds can also be used to enhance plant growth under growing conditions where water is not a limiting factor on plant growth. The selectivity of the compounds for clade III ABA receptors will prevent unwanted effects from blocking other ABA receptor subtypes (for example in clade II and clade I groups) present in the plants of interest. The present invention also provides corresponding agrochemical compositions comprising such novel compounds.