22 results about "Triadimefon" patented technology

The invention discloses a method for detecting pesticide based on a colorimetric sensing array of a copper-based MOF composite material, and relates to the technical field of pesticide detection.The method comprises the steps that a Co, Zn and Cu-MOF (VB2) composite nano-enzyme material with peroxidase-like activity and laccase-like activity is prepared; before and after a pesticide analyte to be detected is added, the peroxidase-like activity and laccase-like activity of the Co, Zn and Cu-MOF (VB2) composite nano-enzyme material catalyze different substrates in a neutral environment, so that catalytic products have different colorimetric responses to detect the pesticide analyte to be detected. The method can be used for simultaneously distinguishing and detecting five pesticides including carbendazim, pendimethalin, thiophanate-methyl, triadimefon and acetamiprid, and has the advantages of simplicity and convenience in operation and high detection speed.

The invention provides an application of a fusarium verticillium transcription factor FVEG06682 in regulating the sensitivity of fusarium to azole drugs, and belongs to the technical field of drug resistance. The invention provides an application of a fusarium verticillium transcription factor FVEG06682 in regulating the sensitivity of fusarium to azole drugs or regulating the toxicity of fusarium to plants, and the FVEG06682 improves the sensitivity of fusarium to azole drugs and reduces the toxicity of fusarium to plants through negative regulation. Therefore, the transcription factor is identified and proved to be a key molecule for regulating and controlling the intrinsic resistance of the azole drugs in the fusarium verticillium for the first time, and the sensitivity of pathogenic bacteria to various clinical and agricultural azole drugs (such as ketoconazole, voriconazole, triazolone and tebuconazole) can be remarkably improved by knocking out the FVEG06682 gene; a brand-new and efficient molecular target is provided for overcoming the inherent drug resistance problem of fusarium.

The application relates to the technical field of chemical regulation of crops, and discloses an integrated chemical regulation method for maize-soybean strip intercropping, which comprises the following steps: S1. spraying an aqueous solution of fresh amine ester and ethylene in the whole field in the maize jointing period; spraying the aqueous solution of fresh amine ester and ethylene in the whole field in the maize large trumpet mouth period; S2. spraying triadimefon in the whole field in the soybean branching period and the soybean initial flowering period; and S3. field management until harvesting. The integrated chemical regulation method sprays one chemical regulation agent on maize and soybean at the same time, is convenient for field mechanized operation, and does not decrease the group yield and total output value compared with separate chemical regulation.

The present invention relates to a combination for the selective control of weeds. More particularly, the present invention relates to a combination of one or more triazolone herbicides with one or more safeners for the selective control of weeds.

The invention discloses a triadimefon nanoemulsion preparation based on a natural eutectic solvent and a preparation method of the triadimefon nanoemulsion preparation, and belongs to the technical field of application of pesticide preparations and green cosolvents. The preparation is composed of triadimefon raw medicine, a natural eutectic solvent (the molar ratio of terpilenol to capric acid is 1: 1), a nonionic surfactant triton X-100 and deionized water, and the particle size is smaller than 200 nm. A low-energy emulsification method is adopted for preparation, the process is simple, the stability is good, and the dispersibility and bioavailability of triazolone can be remarkably improved. Compared with the traditional missible oil, the EC50 value of the nanoemulsion is reduced by more than 50%, the pesticide dosage is reduced, the environmental risk is reduced, and the nanoemulsion has a good application prospect.

The present invention relates to a liquid herbicidal composition. In particular, the present invention relates to a liquid herbicidal composition comprising triazolone herbicide and at least one co-herbicide selected from triketone herbicide and chloroacetamide herbicide; a process for preparing said composition; and a method for controlling weeds using the same.

The invention discloses a pesticide synergist and a preparation method thereof. The synergist is prepared from 7-9 parts of potassium oleate, 1-2 parts of dipotassium phosphate and 1-2 parts of 2-hydroxy-4-methylvaleric acid according to a specific mass ratio. The preparation method comprises the following steps: stirring and mixing the components at normal temperature until the components are completely dissolved to form a homogeneous solution. The synergist disclosed by the invention can be compounded with chemical pesticides such as triadimefon, carbendazim and azoxystrobin for use, and by enhancing the attachment and permeation of the pesticides on the surfaces of plants and the binding efficiency of the pesticides and pathogenic bacteria targets, the control effect of 90% or above can be still maintained under the condition that the dosage of the chemical pesticides is reduced by 50%-80%, and pesticide residues and environmental risks are remarkably reduced. The invention has the advantages of easily available raw materials, simple process and low cost, is suitable for large-scale production, and has important significance for realizing agricultural pesticide reduction and synergism and sustainable development.

The application relates to a preparation method and application of a biomass-based hypercrosslinked polymer and a porous adsorbent preparation technology field, and is characterized in that after coffee grounds SCGs are defatted, an extract is obtained through ultrasonic-assisted solvent extraction, 4,4-dichloromethyl biphenyl is used as a crosslinking agent, and iron chloride is used as a catalyst to catalyze crosslinking to form a hypercrosslinked polymer. 2 The hypercrosslinked polymer prepared by using the coffee grounds as a biomass raw material and through a specific extraction process has excellent specific surface area, the BET specific surface area reaches 1575 m 2 / g, the polymer structure stability is excellent, the adsorption performance on triazole substances is excellent, the maximum adsorption capacity of triadimefon and tebuconazole is 262.16 mg / g and 264.04 mg / g respectively, the adsorption performance of the material is kept above 90% under different pH, which indicates that the material has good chemical stability, in addition, the polymer also has excellent cycle stability, and the adsorption efficiency on triadimefon and other triazole substances is kept above 90% after repeated adsorption and desorption for 5 times.

The invention discloses a preparation method and application of an antigen for detecting impurities such as etoxazole in vegetables and fruits. The obtained antibody is prepared into an enzyme linked immunosorbent assay kit, and when the enzyme linked immunosorbent assay kit is used for detecting etoxazole contained in vegetables and fruits, the detection limit is 10 [mu] g / L. The detection result is high in accuracy, especially in an etoxazole antibody specificity experiment, obvious specificity to etoxazole is shown, and the detection result is not interfered by drugs such as carbendazim, triazophos, chlorpyrifos, cyfluthrin, metalaxyl, acetamiprid, difenoconazole, procymidone, chlorfenapyr, profenofos and omethoate.

The application discloses a super-crosslinked polymer for adsorbing triazole fungicides, belongs to the technical field of preparation of adsorbing and filtering materials, and is prepared from coffee grounds SCGs as a biomass raw material, through ultrasonic-assisted solvent extraction to obtain an extract, and through catalytic crosslinking with 4,4-dichloromethyl biphenyl and iron chloride as catalysts to form the super-crosslinked polymer. 2 In the application, the coffee grounds are used as the biomass raw material, the biomass is circularized through a specific extraction process and catalysis to prepare the super-crosslinked polymer, the BET specific surface area of the super-crosslinked polymer reaches 1575 m 2 / g, the super-crosslinked polymer is prepared into a filter paper, the filter paper has excellent adsorbing and filtering performance on triazole substances in water, the maximum adsorbing capacity of the filter paper on triadimefon and tebuconazole is 262.16 mg / g and 264.04 mg / g respectively, the adsorbing performance of the material remains above 90% under different pH, which indicates that the material has good chemical stability, and in addition, the material has excellent cycle stability.

The invention discloses bacillus velezensis EA19 and application of the bacillus velezensis EA19. The bacillus velezensis EA19 is preserved in the China Center for Type Culture Collection, and the preservation number of the bacillus velezensis EA19 is CCTCC (China Center for Type Culture Collection) NO: M2023602. The strain disclosed by the invention has a relatively good treatment effect and prevention effect on wheat stripe rust, and the prevention effect is equivalent to that of triadimefon; the bacterial strain disclosed by the invention has the advantages that the bacterial strain has the effects of reduction and synergism when being used together with meconazole, so that the bacterial strain has an important application value in prevention and treatment of agricultural diseases and insect pests, provides a new way for green prevention and treatment of wheat stripe rust, and has a wide application prospect.

The present invention discloses a stable agrochemical composition comprises at least one triazolone herbicide or a derivative thereof; and a dispersion aid comprising at least one interface additive and a high surface hydrophilicity inert. The present invention also discloses process of preparing stable agrochemical composition, method of controlling weeds using stable agrochemical composition developed according to the present invention.

This invention discloses a pesticide synergist and its preparation method. The synergist is composed of 7-9 parts potassium oleate, 1-2 parts dipotassium hydrogen phosphate, and 1-2 parts 2-hydroxy-4-methylvaleric acid in a specific mass ratio. The preparation method involves stirring and mixing the above components at room temperature until completely dissolved to form a homogeneous solution. This synergist can be used in combination with chemical pesticides such as triadimefon, carbendazim, and pyraclostrobin. By enhancing the adhesion, penetration, and binding efficiency of pesticides to plant surfaces and pathogen targets, it can maintain over 90% control efficacy even with a 50%-80% reduction in chemical pesticide usage, significantly reducing pesticide residues and environmental risks. The raw materials are readily available, the process is simple, and the cost is low, making it suitable for large-scale production and of great significance for achieving reduced pesticide use and increased efficiency in agriculture and sustainable development.

This invention discloses a pesticide reduction and enhancement adjuvant and its preparation method, belonging to the field of pesticide technology. The adjuvant is composed of 7-9 parts potassium oleate, 1-2 parts dipotassium hydrogen phosphate, and 1-2 parts 2-ethylidene-5-phenylvaleric acid. The preparation method involves stirring and mixing the components at room temperature to form a homogeneous solution. When used in combination with chemical pesticides such as triadimefon, carbendazim, and pyraclostrobin, this adjuvant can significantly enhance pesticide efficacy. Even with a 50%-80% reduction in chemical pesticide usage, the control efficacy remains above 90%, effectively reducing pesticide residues and environmental risks. This invention has the advantages of simple composition, low cost, and environmentally friendly process, and is suitable for reducing pesticide use and increasing efficiency in agricultural production.

This invention discloses a method for preparing a column aromatics-grafted cyclodextrin bicyclic chiral packing material and its application in the separation of chiral pesticides. This packing material separates brominated column aromatics from... β -Aminopropyl cyclodextrin is covalently grafted onto aminopropyl silica gel to form a bicyclic macrocyclic structure with multiple chiral recognition sites. The preparation process includes the catalytic condensation synthesis of brominated columnar aromatics and the bicyclic macrocyclic bonding reaction on the silica gel surface. This packing material exhibits high selectivity, multi-mode compatibility (can be used in both normal and reverse phases), and excellent stability. It is particularly suitable for the enantiomeric resolution of triazoles (propiconazole, triadimefon) and esters (clodinafop-propargyl), providing an efficient separation tool for the environmental behavior study and safety evaluation of chiral pesticides. This invention features a simple process and low cost, solving the problems of insufficient selectivity and narrow solvent applicability of existing chiral packing materials, and has the potential for industrial application.

The present invention discloses a stable agrochemical composition comprises at least one triazolone herbicide or a derivative thereof; and a dispersion aid comprising at least one interface additive and a high surface hydrophilicity inert. The present invention also discloses process of preparing stable agrochemical composition, method of controlling weeds using stable agrochemical composition developed according to the present invention.

The invention discloses a pesticide decrement synergistic aid and a preparation method thereof, and belongs to the technical field of pesticides, and the pesticide decrement synergistic aid comprises 7-9 parts of potassium oleate, 1-2 parts of dipotassium phosphate and 1-2 parts of 2-ethylidene-5-phenylvaleric acid. The preparation method comprises the step of stirring and mixing the components at normal temperature to form a homogeneous solution. The synergist is compounded with triadimefon, carbendazim, azoxystrobin and other chemical pesticides for use, the pesticide efficiency can be remarkably enhanced, the prevention effect is still kept to be 90% or above under the condition that the dosage of the chemical pesticides is reduced by 50%-80%, and pesticide residues and environmental risks are effectively reduced. The invention has the advantages of simple components, low cost and environment-friendly process, and is suitable for agricultural pesticide-reducing synergistic production.

The application discloses a triazolone hapten, an artificial antigen and application thereof. The triazolone hapten provided by the application not only completely retains all groups of the triazolone, but also directly connects with two conjugated double bonds through a coupling arm, so that the small molecule structure on the prepared triazolone artificial antigen is more prominent, and the structure characteristics of the triazolone are more conducive to being presented, and the immunogenicity of the antigen is improved. The triazolone artificial antigen and the monoclonal antibody provided by the application are used for ELISA detection, and the specificity is high, the IC 50 value is 4.62 ug / L. The colloidal gold immunochromatography technology established by using the triazolone artificial antigen and the monoclonal antibody provided by the application has high sensitivity, and the detection lower limit of a triazolone standard sample can reach 10 ug / kg, and the detection lower limit in a fruit and vegetable sample can reach 50 ug / kg, so that qualitative detection of the triazolone can be rapidly and conveniently realized.

The present application belongs to the technical field of pest control, and particularly relates to a kind of fungi of the order of Mucorales in the class of Sordariomycetes and its application. The fungi is preserved in China General Microbiological Culture Collection Center, and the preservation number is CGMCC No. 42531. The fungi can be used for screening hazelnut disease-resistant lines or controlling hazelnut black spot disease. The present application proves by tests that eight kinds of pesticides, including penthiopyrad, mancozeb, difenconazole, pyraclostrobin, thiram, tridemorph, kresoxim-methyl and thiophanate-methyl, all have inhibitory effects on the fungi, which provides a new direction for controlling hazelnut black spot disease.

The present application belongs to the technical field of pesticide detection, and particularly relates to a multi-in-one pesticide residue quantitative detection test paper and a detection method. The test paper is provided with gold nanoparticle labeled antibodies of at least two kinds of pesticides on a colloidal gold combination pad; a chromatography membrane is provided with a quality control line and at least two detection lines, each detection line is coated with an antigen of one kind of pesticide; the pesticides are selected from chlorpyrifos, phorate, dimethoate, acetamiprid, carbendazim, procymidone, fenpropathrin, carbofuran, isoprocarb, chlorothalonil, chlorfenapyr, parathion, tetramethylenedisulfide, triadimefon, isocarbophos or parathion. Through optimization of the pesticide types and preparation methods of the antigens and antibodies, the present application overcomes the problem of mutual interference of detection targets when multiple pesticides are simultaneously detected, has good specificity, high sensitivity, can accurately quantify, can simultaneously detect multiple components, and has simple pretreatment, and thus has good application prospect.

The present application relates to the field of pesticides, more particularly, the present application relates to a kind of seed treatment suspending agent and its preparation method and application.The preparation raw material of the suspending agent includes 5-15% active ingredient, 0.01-20% auxiliary agent and the rest water by weight percentage.The present application provides a kind of seed treatment suspending agent, by using the thiamethoxam, the diafenthiuron and the active ingredient of triadimefon and triadimefon three kinds of active ingredient compound, the suspending agent prepared has good internal absorption, is applied to crop seed and can be quickly absorbed by root or just germinated seedling, is conducive to the prevention and treatment of a variety of pests and diseases, and promote the growth of crops, especially for the control of peanut grub and white thread disease, aphid and wheat sharp eyesight disease has remarkable effect.